How to write conditional equations with one-sided curly brackets

Large braces for specifying values of variables by condition


Editing a VF page embedded in a Std page layout?


What's the simplest way to print a Java array?


Endomorphisms of $\mathbb{H}$ that do not fix $\mathbb{R}$

Is every endomorphism of the quaternion ring surjective?


General solution of $x$ if $\sin x+\cos x=1$


Is this series convergent or divergent ? $\sum\limits_{n=1}^\infty \frac{(-1)^n \ln(n)}{n} $

Another "can't use Alt. Series Conv. test" (How do I determine if it converges or diverges?)


Solving quadratic Diophantine equations: $5n^2+2n+1=y^2$

How to find integer solutions to $M^2=5N^2+2N+1$?


Cannot use WiFi on Linux, Alienware 14 laptop

Ubuntu 14.04 Wireless not working: no network interface. Atheros [168c:003e] device


Prove that if $T,U: V \rightarrow V$ are linear operators on an inner product space, then $(TU)^* = U^*T^*$

How can I prove these are the adjoint operators?


In which situation Marker Interface will usefull?

What is the use of marker interfaces in Java?


Get multiples row values in single row as a list or array in mysql

Can I concatenate multiple MySQL rows into one field?


select last array without knowing the total number of item


Prove that $\sum\limits_{k=0}^r\binom{n+k}k=\binom{n+r+1}r$ using combinatoric arguments.

Proof of the Hockey-Stick Identity: $\sum\limits_{t=0}^n \binom tk = \binom{n+1}{k+1}$


Iphone App Rejected by apple App Store for 1.0 Binary Rejected

Reasons for rejecting iPhone application by Apple store


Java string == Vs Equals giving true or false when combined with concatenation

Getting strange output when printing result of a string comparison


How to affect other elements when one element is hovered


Getting global Javascript variable in another Javascript file

Global variables in Javascript across multiple files


How can I prove that every group of $N = 255$ elements is commutative?


Stimulus check never received, should I claim it on my US tax return?

How to handle a stimulus check that was never deposited?


Should I choose Indian, Asia Pacific or USA based server?

How to find web hosting that meets my requirements?


Redirecting Standard Output And Standard Error to One File


invalid operands binary expression: ostream and std::u32string


Adjusting the background color/picture for each workspace

Is it possible to have a different background for each workspace?


apt-get update fails to fetch files, “Temporary failure resolving …” error


Is it possible to add a Lightning Web Component to a Visualforce Page in Salesforce Classic?

Lightning Web Component embedded in Visualforce Page via Aura Component and App not displaying


Read-out and Read-in Entire Arrays from/to Memory to/from Hard Drive (in C/C++)

C / C++ MultiDimensional Array Internals


Lightning Support for overloaded methods on server-side controller

Lightning component calling wrong overloaded apex class method


How to check if a String contains another String in a case insensitive manner in Java?


Discrepancy of $4π/c$ for radiated intensity in a blackbody radiation


How do I tag files with custom emblems in Nautilus?

Is there any tweak to bring back emblems in Nautilus?


How can a path animation be used as an action in the game engine?


creating time line of medical history / injury history of athlete


Are static websites significantly faster than dynamic?


Remove bloatware from a Samsung Galaxy S4


Show that the sequence $a_1=1$, $a_2=2$, $a_{n+2} = (a_{n+1}+a_n)/2$ converges by showing it is Cauchy


Turn script content of a function into string

How to get a functions's body as string?


May I improve the logic which is out of scope of the question?


Fatal error: Call to a member function bind_param() on a non-object on line 17

mysqli_fetch_assoc() expects parameter / Call to a member function bind_param() errors. How to get the actual mysql error and fix it?


There exist elements of finite order $n$ in $GL_2(\Bbb Z)$ for every positive $n$.

Elements of $GL_{2}(\mathbb{Z})$ of finite order


Uncaught exception 'Exception' with message 'String could not be parsed as XML on line 48

How to generate XML file dynamically using PHP?


How can I format to show text inside ""?


$server_name not matching domain when multiple subdomains listed in nginx

What is the difference between Nginx variables $host, $http_host, and $server_name?


How to round a number to n decimal places in Java


Why c++ program with logical and operator and increment operator gives different output than expected?

Is short-circuiting logical operators mandated? And evaluation order?


If I design a PC for use as an NPC, how much XP should he give when killed?

Determining "level" of an NPC ally for purpose of budgeting encounter XP


Using partial normal maps for character wrinkles


How to get the current URL within a Django template?


A linear time, constant space algorithm for finding an element with 1 occurrence in a list


If I compute the SHA-1 of all possible 40 digits hexadecimal strings, will I get all possible sha1 hashes?

Are common cryptographic hashes bijective when hashing a single block of the same size as the output?


Test statistics in IR (t-test vs Wilcoxon vs signed test)

How to choose between t-test or non-parametric test e.g. Wilcoxon in small samples


Google Maps choose zoom to fit country TIGHTLY in given window


Foreign key referring to primary keys across multiple tables?


What it the significance of the Javascript constructor property?


Android NULL Pointer Exception and Fragment data transmission

What is a NullPointerException, and how do I fix it?


MiKTex package update fails "Windows API error 87"


When I run the command sudo apt-get update , I found an error on ubuntu 16.04 LTS

How can I fix apt error "W: Target Packages ... is configured multiple times"?


Line 1, Column 2 error in Minecraft while using /give command

/give an enchanted sword results in 'Component was not an object' error in Bedrock/Pocket Edition?


What happens to the reputation/upvotes after serial upvotes?

What is serial voting and how does it affect me?


What are Unix and Linux? And how do I tell which I'm using?

What is the difference between Unix, Linux, BSD and GNU?


'I want to know how large Russia is' or 'I want to know how large is Russia'?

What the matter is vs. what is the matter used in the affirmative


When does SQLiteOpenHelper onCreate() / onUpgrade() run?


Complex numbers proof using modulus and conjugates


Why minus negative value with SQLite statement getting incorrect result?


Implementation of Glide in Recyclerview Adapter crash app,


When you sign up for a new site, is it supposed to display the favicon/logo of the site in question?

Why does the logo not show up when signing up for a site and confirming the account?


Ignore folders/files when Directory.GetFiles() is denied access


Proof composition of analytic functions is analytic


Algebraic geometry and topology for string theory

Crash course on algebraic geometry with view to applications in physics


Winsock2's select() on fd 0 (stdin) fails


Prohibit HashSet to allow duplicate object in JAVA

What issues should be considered when overriding equals and hashCode in Java?


How do I put a double-faced card in my deck?

How do I manage double-faced cards in Innistrad (MTG) tournament play?


Integral $\int_0^2 \frac{\arctan x}{x^2+2x+2}dx$


Schengen travel for holder of Greek Blue Paper (Marriage)

Can I visit other Schengen countries on a long-term Schengen visa or residency permit?


How to avoid decimals on position and size using pixels


Failed to fetch http://ppa.launchpad.net/ferramroberto/sopcast/ubuntu/dists/trusty/main/binary-amd64/Packages

How can I fix a 404 Error when using a PPA or updating my package lists?


Can someone give a simple explanation of ISO?


Any way to change a character to an image?

Automating the appearance of email addresses as images


"This computer currently has no detected operating systems" when installing


Get a list of all applications I have ever installed on any phone


How to remove all the packages that come with gnome?

How to remove GNOME Shell from Ubuntu 20.04 LTS to install other desktop environment from scratch?


Renders get pixelated when viewed up close


Where can I find "Enable access log" option in ststistics module?

Statistics module doesn't show the "Enable access log" checkbox


How to route traffic to different interfaces for different ports

Output traffic on different interfaces based on destination port


(Is it wrong to) Use commands to begin and end equations (?)

What is wrong with defining \bal as \begin{align}?


Is the Ubuntu on Dell machines stock Ubuntu?

Is Dell pre-installed Ubuntu the same as the general release?


How do I pass an ArrayList to a method expecting a vararg (Object...)?

How to pass an ArrayList to a varargs method parameter?


Calculating P-Value of a Z-Score without using Z-Table

Evaluate definite interval of normal distribution


On Ubuntu 18.04, internal speakers work while headphones have no output


Why does java not work in chrome in ubuntu?

How do I get Java plugin working on Google Chrome?


Cannot run VM VirtualBox on Ubuntu 16.04

Could not load 'vboxdrv' after upgrade to Ubuntu 16.04 (and I want to keep secure boot)


Best way to update UI every minute/second?


How to interpret variable declarations with right to left rule while typedef is included?

Why is the asterisk before the variable name, rather than after the type?


Limit of Stirling's approximation as n goes to infinity.


How to fix UNMOUNTABLE_BOOT_VOLUME (0x000000ED) on my Windows XP Dell laptop?


jQuery validator can't set error message for a field

jQuery validation: change default error message


Let $M$ be a noetherian $R$-module and $I=\mathrm{Ann}_R(M)$. Then $R/I$ is a noetherian ring.

If $M$ is a Noetherian $R$-module, then $R/\text{Ann}(M)$ is a Noetherian ring


For $ x,y,z \in (0,1) $ chosen randomly with uniform distribution, what's the probability that $x+y+z<1$?


PDF reader suggestion in Ubuntu 17.10 (that supports wayland session)


error C4996: 'ctime': This function or variable may be unsafe


How did the house elves start serving wizards?


Check if value exist or exclude repeated values array

How to remove duplicate values from a multi-dimensional array in PHP


sudo apt update error: "Release file is not yet valid"


Prevent user from seeing previously visited secured page after logout


How can I make a Python script standalone executable to run without ANY dependency?

Create a single executable from a Python project


Live javascript debugging by recording function calls and parameters

Can I override the Javascript Function object to log all function calls?


How to diagnose slow booting or logon in Windows?

How can I analyze performance issues before/during the logon process?


Why "Multiple definitions linker error" when nm only sees one definition


PostgreSQL PK sequence and Auto incrment problem after moving exisitng MS SQL DB to Postgres

How to reset postgres' primary key sequence when it falls out of sync?


Monolithic Reference Collection, vs Per Paper Reference Collection, or Both?

Should I keep all my .bib files in a single folder, or one with each .tex file?


I am not able to set it up after full download


Is it possible to make this tip box using the tcolorbox package?


App crashing with Pending Intent, whenever entering a specific activity screen

What is a NullPointerException, and how do I fix it?


Explain reflection laws at the atomic level


Why was my very first question on stackoverflow put on hold as primarily opinion-based?

What is a "closed" or "duplicate" question?


Philosophy: how to begin? (from a context of having studied mathematics)

What are some good introductions to philosophy?


RHEL sudo still not allowed for user 'tina'

Does user have to logoff then back on if I change /etc/sudoers?


How to use the built-in generic delegate `EventHandler` provided by the .NET Framework?

C#: Difference between ' += anEvent' and ' += new EventHandler(anEvent)'


Making Table in LATEX having different rows in different columns

Formatting of Tables in Latex, using multirow and multicolumn together


What is the intended use of the water hose in Indian restrooms?

Are the hoses in toilets in Asia something I should know about?


Alternate table with new not null Column in existing table in SQL

Add non-nullable columns to an existing table in SQL server?


When degree of splitting field equals n factorial

How to show $\mathbb{Q}(\alpha^{4})=\mathbb{Q}(\alpha)$?


How can I get the size of a file in x86 assembly Linux

Simple way to Get filesize in x86 Assembly Language


Constructing a function with Flat and OneIdentity attribute with the property that otimes[a]:>a


GeoServer - manually edit WMS GetCapabilities xml files

Editing capabilities document in GeoServer


Can TeX/LaTeX create fillable forms in a scanned pdf?

Quickly add text to existing pdf files / fill forms


How to search an executable in $PATH in Ruby

"which in ruby": Checking if program exists in $PATH from ruby


Understanding PDO prepared statements to insert data in a database


derivative calculation involving floor function $\left\lfloor {{x^2}} \right\rfloor {\sin ^2}(\pi x)$

Limits involving trigonometric functions $f(x)=\lfloor{x^2 \rfloor} \sin^2(\pi x)$


java.lang.reflect.InvocationTargetException without using FXML

What is a NullPointerException, and how do I fix it?


Is JavaScript a pass-by-reference or pass-by-value language?


links to external commercial sites, redirect links (for monetization)

Auto-inserting Stack Overflow affiliate into all Amazon links


Callouts in triggers not currently supported?


Why is my regular font garbled but \emph and \textbf fine?

Strange behavior of XITS Math in XeLaTeX for \underset and \underaccent commands


Can dark energy be converted into energy source?


Symmetric functional equation $ x f ( y ) + y f ( x ) = ( x + y ) f \left( x ^ 2 + y ^ 2 \right) $ on $ \mathbb N _ 0 $: how to show $ f$ is constant?

Determine all functions $f:\mathbb{N}\rightarrow\mathbb{N}$ such that $xf(y)+yf(x)=(x+y)f(x^2+y^2)$ for all $x,y\in\mathbb{N}$ (contest question)


System.InvalidOperationExecution Cross-thread operation not valid control 'lblXXX' accessed from a thread other than the thread it was created

Cross-thread operation not valid: Control accessed from a thread other than the thread it was created on


How to send emails and avoid them being classified as spam?


Click triggers two onclick events at the same time

How to stop event propagation with inline onclick attribute?


Metric to measure distance between two percentage values

Transforming proportion data: when arcsin square root is not enough


MacBook Air 10.15.2 Shuts Down on Startup, falsely indicating 0% battery

Mid 2012 MBP shuts down claiming no power with charge at 30% or 40% or more


Why does my model look "patchy" after I enable smooth shading on it?


How to let my code also check strings with length 0?


python Using variable in re.search source.error("bad escape %s" % escape, len(escape))


jQuery get the value from selectbox by its text

Get selected text from a drop-down list (select box) using jQuery


Number Theory: Prove that $m | \phi(a^m - 1)$

Prove that $n$ divides $\phi(a^n -1)$ where $a, n$ are positive integer without using concepts of abstract algebra


CSS file works offline but not when uploaded to webserver

How to force the browser to reload cached CSS and JavaScript files


Set default home page via  in JSF project


How to deal with spam user posting ad in their profile page

Spam Profiles are getting my goat. Could we have better tools for mods to deal with profile spam?


How to create module-wide variables in Python?


Can you please explain the statement in the David Morin's Classical Mechanics?


How to edit a layer from a personal geodatabase in QGIS

Is it possible to edit a layer from Esri Personal Geodatabase in QGIS 3?


I am getting Exception in thread "main" java.lang.NullPointerException in my code when ever i try to store a new object in my array

What is a NullPointerException, and how do I fix it?


Assign the results from a Solve to variable(s)


Help proving a map between Sobolev spaces is continuous

How to prove if $u\in W^{1,p}$, then $|u|\in W^{1,p}$?


Why would the review system status go from "awaiting recommendation" back to "awaiting referee assignment"?

What does the typical workflow of a journal look like?


string.split - by multiple character delimiter },{

How do I split a string by a multi-character delimiter in C#?


Help on Surjection, Injection, and Bijection

If $g \circ f$ is surjective, show that $f$ does not have to be surjective?


* before iterable inside a print() in Python


Why could no one guess that a Basilisk was the monster?

How did nobody at Hogwarts (especially Dumbledore) figure out what killed Myrtle?


Ubuntu, Firefox, and other things Freeze and/or Crash!


How to add data into a dictionary from two lists

How do I convert two lists into a dictionary?


Simple proof of $x^n−y^n=(x−y)(x^{n−1}+x^{n−2}y+…+xy^{n−2}+y^{n−1})$

Power rule step. Where does equation of the difference of two numbers raised to the same power come from?


large number arithmetic computations do not match


Android - I receive a Null Object Reference Error when setting the text of a TextView when object I believe is not Null?

What is a NullPointerException, and how do I fix it?


Using microdata for SEO will help to increase SERP Position?

Should I always use HTML5 Microdata for SEO?


P.d.f. of $XY$, where $X, Y$ are independent uniformly distributed over $[0,1]$

Find the pdf of $\prod_{i=1}^n X_i$, where $X_is$ are independent uniform [0,1] random variables.


In plain English, how does casting spells and using creature abilities work with the stack and priority?


Brute force attack on my servers ports burning through bandwidth

How do I deal with a compromised server?


Typesetting the arc symbol over three letters

A better notation to denote arcs for an American high school textbook


Can I pipe stdout on one server to stdin on another server?


string with underscore in \subsection, like ABC_XYZ


How to prevent pgfplots from using the 10^n notation for axis ticks


what is the use of script 2>/dev/null in the following script?

Difference between 2>&-, 2>/dev/null, |&, &>/dev/null and >/dev/null 2>&1


How can I take shallow depth of field photos with a point-and-shoot camera?


Do two negatives really make a positive?

Why is negative times negative = positive?


How to have GUI in Dutch and terminal output in English?

Temporarily change language for terminal messages/warnings/errors


How to map À, Á, Â, Ã, Ä, Å to A for more efficient search?


Who decided that p value should be less than 0.05 and why?

Regarding p-values, why 1% and 5%? Why not 6% or 10%?


Let $X$ and $Y$ be iid real-valued random variables. Show $P[|X-Y| \le 2] \le 3P[|X-Y| \le 1]$.

To show that $P(|X-Y| \leq 2) \leq 3P(|X-Y| \leq 1)$


NullPointerException: Attempt to invoke virtual method 'void android.widget.ListView.setAdapter cannot fix

What is a NullPointerException, and how do I fix it?


How do I erase/format a harddisk from a live CD?


How do I reset a lost administrative password?


When someone answers my question correctly and completely, what should I do?


Looking for a name for theory of a "balance of fair probability" (example provided)

What is the name of the statistical fallacy whereby outcomes of previous coin flips influence beliefs about subsequent coin flips?


Why does my shell script choke on whitespace or other special characters?


macOS Catalina kernel panic while closing the Mac

Catalina crashing at shutdown: "watchdog timeout: no checkins from watchdogd"


Issues with HP BL460c Gen8 - wrong processor(s) and memory showing?

HP Proliant Gen8 boot failure after bios upgrade and processor upgrade


What do 'general solution' and ODE mean?

What is a general solution to a differential equation?


How to use a variable for a key in a JavaScript object literal?


Exchanging South Korean Won for Turkish Lira

Do any of the currency exchanges at Istanbul Atatürk Airport deal in Korean won?


NullPointerException while retrieving data using Cursor


Windows 10 installed Visual C++ after random restart? Turned off System Restore?

How can I remove malicious spyware, malware, adware, viruses, trojans or rootkits from my PC?


Is sentence "It don't seem right" correct?

'He don't have knowledge ' vs 'He doesn't have knowledge'


How much bytes instance of my class uses?


Where to place my local website starting with the 2.4.7 version of apache2?


Send data between specific users in socket based app

Twisted - sending data to selected clients


If I need some program not in live installation, can I install the program without actually installing Lubuntu?


ruler shows way higher value than n>mesh display>edge info>Length. how to fix?

Why do the measurements of this object seem erroneous?


Dual citizenship (Australia/Canada). ESTA and smart gates

I have two passports/nationalities. How do I use them when I travel?


Backing up file groups with restore to earlier backup


$X$ is homeomorphic to $X\times X$ (TIFR GS $2014$)


how to remove the gap between subplots and around

How to control the margin size around subplots?


How to increase the font size of a particular cell in excell using c#

Changing font size of one cell in excel using C#


"boilinghot" vs "boiling-hot" vs "boiling hot"

When should compound words be written as one word, with hyphens, or with spaces?


Show $n^{-1} \max_{k\leq n} X_k \rightarrow 0 \quad a.s.$ if and only if $\mathbb{E}(X_1)_+-\infty)>0$

Using the first and second Borel-Cantelli Lemma to find necessary and sufficient condition for convergence in probability ($98\%$ solved)


While using HTTPS, Child actions are not allowed to perform redirect actions

"Child actions are not allowed to perform redirect actions"


Cesàro's Theorem application: what is wrong?

If $\sigma_n=\frac{s_1+s_2+\cdots+s_n}{n}$ then $\operatorname{{lim sup}}\sigma_n \leq \operatorname{lim sup} s_n$


Why were the TIE Fighters shooting at BB-8 on Jakku?

Why did the First Order do this at the cantina?


What is a NullPointerException, and how do I fix it?


How to show that this recursive sequence is monotonic?

Prove that a recursive sequence is monotonically increasing


Compiling python with custom library path

Remote installation of pip from python3 without root


Proving $((a\bmod n) (b\bmod n))\bmod n = ab\bmod n $


How do I improve the quality of lowlight back-lit bottle photographs with a point and shoot camera?

How do I tell which point-and-shoot cameras take good low light photos?


YouTube - How can i play my youtube playlist in my android phone even my screen automatically goes to sleep mode?

How to play a YouTube clip in background/minimised?


Traveling to London from Paris as a U.S. Citizen

Does a US Citizen need a visa to enter as a tourist to the UK for 6 months?


Change in direction when a line hits an ellipse?

How to simulate the true reflective movement of a particle bouncing around in an ellipse?


View the 'terminal name' of an installed app?

How to find where a quick launch icon is pointing to


List of lists changes reflected across sublists unexpectedly


Using ArcMap I want to add new Fields into a gdb using Python

Python Script to Add Fields to Feature Classes


Python list comprehensions nodejs/javascript


Mark a comment as the answer to a question


Can the Garbage Collection in C# find and remove internal linked classes only?


How can I ask better questions despite being a noob to everything programming?

Where can I ask questions that I don't know how to frame well enough for Stack Exchange?


How GRE score affect your acceptance rate

How does the admissions process work for Ph.D. programs in the US, particularly for weak or borderline students?


C# Cast List of base type to list of derived type

A way of casting a base type to a derived type


Compact open topology on space of continuous maps from a discrete space is a product


Use of "the" for generalisation vs specific

The definite article implying the generic idea of something


How to un-auto-award a bounty to an answer that didn't solve my problem?


please help fix black screen and OS failure


What is a good Stack Exchange site to ask this question about general programming language tutorials and examples?

Give each site a parallel site for polling, recommendations and subjective-ish stuff


Can we please see the subject of failed review audits even if the post has been deleted in the meantime?

Allow all reviewers to see deleted posts they reviewed


what is the recommended RAID level for applications by MegaRAID 9261-8i

What are the different widely used RAID levels and when should I consider them?


I am stuck with the concept of fading in and out in jQuery


can't create new folder anywhere in windows 7

Can't create new folder from anywhere in Windows 7


Why indefinite article with "imagination"?


How to fix error W: Target Packages (main/binary-amd64/Packages) is configured multiple times in my sources.list file?

How can I fix apt error "W: Target Packages ... is configured multiple times"?


Comfirmation of Existence of finite field

Explicit construction of a finite field with $p^n$ elements


Natbib In-Text Citation displays (author?)


Running programs in the background from terminal


How do research papers differ from research articles?

What are the boundaries between draft, manuscript, preprint, paper, and article?


A problem about ring of polynomials over a field

Is it possible that the zeroes of a polynomial form an infinite field?


How to avoid frames or axes from intersecting?

Place a small gap between axes and plot?


C/C++, can you #include a file into a string literal?

"#include" a text file in a C program as a char[]


Starting a new line below a certain word

Aligned, hanging indents in non-monospaced code


How to remove IP search result from google search?


"Windows was unable to complete the format" when trying to format HP USB flash drive?


Can I install Android on my non-Android device?


Prove that that the set $P = \{p\mid \text{Prime}(p) \land p \equiv 3 \pmod{4}\}$ is infinite

Proof that there are infinitely many primes congruent to 3 modulo 4


Iterating through DataFrame row index in reverse order

Right way to reverse a pandas DataFrame?


How to increase the maximum upload size?

Maximum upload size for file is not working


Serious Problem after upgrading to ubuntu 14.04 to 13.10 while booting

I get a "serious errors while checking the disk drives for /boot" error while booting


How do I auto-correct words ON-THE-FLY in TexStudio like in Microsoft Word?

Is there an Autocorrect feature in TeXStudio 2.6.2?


What does "Object reference not set to an instance of an object" mean?

What is a NullReferenceException, and how do I fix it?


Does having a known plaintext prefix weaken AES256?

Why is AES resistant to known-plaintext attacks?


What are "data-require" "data-semver" in HTML files?

What is the "data-sigil" HTML attribute?


Merging a semicircle with two parallel lines

How to draw circle tangents and removing the inner lines?


How to find out the duplicate characters in a string?

How would you count occurrences of a string (actually a char) within a string?


Android: seekbar.setProgress() gives Nullpointer exception

What is a NullPointerException, and how do I fix it?


How can I uninstall Ubuntu when dual-booted?

How to remove Ubuntu and put Windows back on?


Credit Score down after being approved by a credit card

Is opening a new credit card worth the potential impact?


Software to draw illustrative figures in papers


ios Mapkit : fix annotation on middle of map

iphone mapkit drag and get center location


how to choose server that can handle about 1 or 2 million visit of my website

Can you help me with my capacity planning?


How does this board achieve snapability (ESP8266 programmer) for a SMD IC?


How to influence the position of float environments like figure and table in LaTeX?


Exception in thread "main" java.lang.NullPointerException and how to fix it?


How can I evaluate a C# expression dynamically?


Why can I ping IP addresses from 127.0.0.1 to 127.255.255.254?


How to install software or upgrade from an old unsupported release?


What is the proper term for global nicknames such as "Dude", "Slick", "Jack", etc?

Is there a word for colloquial forms of address?


subcaption package changing algorithm2e caption position

Adjusting the caption of an algorithm2e code


In Python How do i loop a time series list by steps and keep all the values?

How do you split a list into evenly sized chunks?


if p is odd prime such that $p \equiv 1\,(\text{mod } 7)$ then $p \equiv 1\,(\text{mod } 14)$

If $p$ is a prime such that $p≡1\pmod 7$ then $p ≡1\pmod{14}$


Is the reverse of the “discrete logarithm problem” equally dificult?


Netbeans or Eclipse on macOS Sierra - Java problems


Finding $\int_{0}^{\frac{\pi}{4}} \frac{\tan \theta - \tan^3 \theta}{\ln \tan \theta}$

Evaluating $\int_{0}^{1}\frac{1-x}{1+x}\frac{\mathrm dx}{\ln x}$


What is "summoning sickness" and how does it affect my creatures?


How to digitize an image graph to excel data?

Software needed to scrape data from graph


Do CSS class names have any effect on SEO?

Is minifying id and class names a bad SEO practice?


The identity det(A) = exp(Tr(ln(A)) for A general


How does require work with new operator in node.js?


Can the only administrator account password be reset on Windows 8?

Windows 8 locked because the password were lost, how can I change it without needing to reinstall it?


Get SimpleXMLElement from Meta description

How to get Open Graph Protocol of a webpage by php?


Can a computer run a Mathematica program without Mathematica?

Creating a standalone (executable) from mathematica code


Prove that the sequence $a_{n+1} =\frac{1}{2}\left(a_{n}+\frac{c}{a_{n}}\right)$ is convergent and find its limit


Can I combine :nth-child() or :nth-of-type() with an arbitrary selector?


Determine whether an array contains a value

How do I check if an array includes a value in JavaScript?


C++ class, its base class and circular include includes

Resolve build errors due to circular dependency amongst classes


Prove that $\sqrt{2} + \sqrt{n}$ is irrational when $n\in\mathbb{N}$

Show that $ a，b, \sqrt{a}+ \sqrt{b} \in\mathbb Q \implies \sqrt{a},\sqrt{b} \in\mathbb Q $


How do multi-element attacks interact with death saves?

How do Death Saves interact with Actions that have multiple Attacks?


Is there a way in javascript to detect if the unload event is caused via a refresh, the back button, or closing the browser?

Identifying Between Refresh And Close Browser Actions


Prove that d is a continuous real valued function on $M \times M$

show that a distance function is continuous


What is the difference between `cuTexObjectCreate` and `cudaCreateTextureObject `?


Block internet for a specific user, permanently

Why do iptables rules disappear when restarting my Debian system?


Why i can not edit ubuntu files on windows 10 subsystem?

Where is the Ubuntu file system root directory in Windows Subsystem for Linux and vice versa?


How to install Broadcom wireless drivers offline?


Why can struct in C++ do more things than in C?

What are the differences between struct and class in C++?


Withdrawing a paper after acceptance due to error

I have an accepted conference paper with a major error in it, should I ask for it to be changed?


Can I purchase a domain separately from hosting and put them together later?

Getting domain & hosting together or separate


Prove $\sum \binom nk 2^k = 3^n$ this identity combinatorially

How to prove that $\sum_{r=0}^n\binom{n}{r}2^r=3^n$


Difference between the default access specifier and protected access specifier in java

What is the difference between public, protected, package-private and private in Java?


When is a graph isomorphic to the source?


How to merge calls using the Android API?

How to merge Call programmatically while other call is running (Conference call)


Find the value of this combinatorial sum. $\sum_{k=4}^{100}\binom{k-1}{3}$

Show that $ \sum_{n=2}^m \binom{n}{2} = \binom{m+1}{3}$


A ring without the Invariant Basis Number property


How to properly write multiple authors in bibtex file?


How to install LibreOffice 4.1 in Ubuntu?

Is there a PPA with the latest version of LibreOffice?


How do I upgrade to a newer version of Ubuntu?


Prove that exists $\lim_{x\rightarrow \infty }\frac{f(x)}{x}$ and determine its value

Show that if $\int_0^x f(y)dy \sim Ax^\alpha$ then $f(x)\sim \alpha Ax^{\alpha -1}$


Why are there so many different ways to measure disk usage?


Inaccurate reputation graphs - bug or as designed?

Trying to hide spam/offensive deletions on user profiles announces them


How to validate an email address using a regular expression?


How do I configure modprobe to find my module?


Generics class constraint multi level inheritance

Can C# generics have a specific base type?


How to check if two samples come from the same population?

Test of whole distribution for two samples


When is the past perfect exactly needed?


How do I split a string so I can access item x?


Mysql_fetch_array(): supplied argument is not a valid MySQL result

Mysql_fetch_array supplied argument is not a valid MYSQL result


NullPointerException when using simple Navigation Menu

What is a NullPointerException, and how do I fix it?


Is it possible to send part of vector as a vector to a function?

Best way to extract a subvector from a vector?


is possible run spring boot application on backend?

Run a command in a shell and keep running the command when you close the session


Visual Studio - debug web app (running local IIS) without starting browser

Stop Visual Studio from launching a new browser window when starting debug?


Measure theory problem to show a set contains positive interval


Let $x$ and $y$ be integers such that $x ≡ 3$ (mod $9$) and y ≡$ 4$ (mod $9$). Is it possible that $ 20x + 3y^3 ≡ 6$ (mod $9$)

Divisibility by 7 rule, and Congruence Arithmetic Laws


Is there a general method for obtaining small caps with custom fonts?


How to diagnose a search engine ranking drop?


Undefined reference to static constexpr char[][]

Undefined reference to static class member


Is it possible for the resultant of four non-coplanar vectors to be zero?

Minimum number of vectors needed in different planes for their resultant to be zero


How do I pre-populate an email link with an html formatted email


why the first value of the map is not overriden by third value?

Overriding the java equals() method - not working?


Why does checking if an object is null cause a warning at compile time?

Compiler warning: null reference exception


Weird capacitor looking things shows up in altium when I zoom into the pcb layout


How is linear momentum conserved after collision while part of linear kinetic energy contributes to angular kinetic energy

How can momentum but not energy be conserved in an inelastic collision?


How to inject segments of code into functions defined by SetDelayed

Enforcing correct variable bindings and avoiding renamings for conflicting variables in nested scoping constructs


In MATLAB, how to improve the efficiency if I need to change struct array size each loop?

Variable appears to change size on every loop iteration - what?


Is there any way to prevent files larger than a specific size to get uploaded?


NullPointerException error while running my program in IDE

What is a NullPointerException, and how do I fix it?


Calculate Time difference using UNIX time stamp in PHP

How to calculate the difference between two dates using PHP?


Show that $\lim_{n\rightarrow \infty} \sum_{i=0}^{n}\frac{e^{-n}n^{i}}{i!}\rightarrow \frac{1}{2}$

Evaluating $\lim\limits_{n\to\infty} e^{-n} \sum\limits_{k=0}^{n} \frac{n^k}{k!}$


Is it acceptable to place a comma after the em-dash in this sentence?


How can I package a custom keyboard layout for personal use?

How one can create an installer for custom keyboard layout


Problems when using IIS SMTP Pickup Service

How to send emails and avoid them being classified as spam?


Installed ubuntu with erase disk and cant boot. no grub


Show that if $g(f(x)) $ is one-to-one and $f$ is onto, then $g$ is one-to-one


Communicate between two local Mac machines when one is on VPN?

Is it possible to network two MacBook Pro's together without a router?


How to set pointer to the last position in C

How to find the 'sizeof' (a pointer pointing to an array)?


Regular Expression to find Name from Email address

How to validate an email address using a regular expression?


Explain the error in my android application

What is a NullPointerException, and how do I fix it?


How can I reverse too many subdivisions?

Is there an unsubdivide function in Blender?


A question about expectation calculation

Proof of linearity for expectation given random variables are dependent


Ubuntu 19.10 emoji missing on google chrome

18.04: color emoji not showing up at all in Chrome, only partially in Firefox


Use old laptop as additional screen with Windows 8

Can I use my laptop as a second monitor?


reset inline-css that has been set (only) by jQuery

How do I unset an element's CSS attribute using jQuery?


The summation of reciprocal of factorial of number

How to check if $\sum_{n=1}^\infty \frac 1{n!}$ is converging or diverging by direct comparison test?


Flashing stock firmware deletes everything from / (root) directory?

Should I do the factory reset? If yes, what will I lose?


What's the difference between tag.class and tag .class?

What does a space mean in a CSS selector? i.e. What is the difference between .classA.classB and .classA .classB?


\includepdf seems to remove internal links within included each PDF file?

How to preserve hyperlinks in included PDF?


Translating Physics: phenomena show or shows?

Is using the plural form (in place of the original singular) of these Latin/Greek loan words acceptable?


How to get DATE from DATETIME Column in SQL?

How to return only the Date from a SQL Server DateTime datatype


What is the question form of "used to do"?


What is identity arrow in the category Set?

The identity morphism in $\mathbf{Set}$ is the identity function


Is it possible to send and receive faxes over an Android phone?

Send fax directly to or from phone without going through a web-based service?


how to parse this json file without array name and object name?

What is a NullPointerException, and how do I fix it?


File in Use: The action can't be completed because the file is open in Windows Explorer

How can I identify what application is using a given file?


Pass jstring to C++ through JNI, Android


How should I act when I see tiny "Have you tried this..?" type of answers?


Super slow Dash in Ubuntu 14.04 (rest of graphics running normally)

How to safely remove proprietary Intel driver


Would a Death note still work, if a heart attack could lead to someone else's death?

Killing Conjoined Twins using Death Note


In MacOS, Going Completely Fullscreen Java

Fullscreen feature for Java Apps on OSX Lion


Not getting any reading from FTDI UMFT201XB USB-to-I2C module


Finding maxima using Lagrange multipliers

Demand $z=x+y$ and $x^2/4 + y^2/5 + z^2/25 = 1$. What is the maximum value of $f(x,y,z) = x^2+y^2+z^2$?


What does the ~ symbol mean next to the files that are listed with ls?

Prevent gedit from creating files with the '~' (tilde) suffix


How to place a footnote inside a float environment


How can I tell if a journal is reputable?

How do you judge the quality of a journal?


How to find the employee with the second highest salary?

How to get second largest or third largest entry from a table


Non-Static Method cannot be called from Non-Static Method in Android Studio

What is the reason behind "non-static method cannot be referenced from a static context"?


What is the scope of variables in JavaScript?


How to convert Quaternion rotation to Euler Angles?

Is there an algorithm for converting quaternion rotations to Euler angle rotations?


Historical stock price of Anadarko Corporation Jan. 8 and May 26, 1983

How to find historical stock price for a de-listed or defunct company?


Can Chrome be parametrized to not leak one's LAN IP address?

How can I reliably prevent my local IP address leaking in the web browsers?


LOAD DATA INFILE giving out error code 1064

When to use single quotes, double quotes, and backticks in MySQL


I'm getting an error (java.lang.NullPointerException) when I try to run my app

What is a NullPointerException, and how do I fix it?


python: how to use 'import' on character string variable?


The interface to create material looks different

Why does my material panel look different?


prove that if $a^n+1$ is prime then $a$ is even and $n=2^k$


Getting Cash from Credit Card without Fees

Why do card processing companies discourage "cash advance" activities


I cant get the armature to move/ parent to the mesh

heat weighting: failed to find solution for one or more bones


Irreducibility of reciprocal polynomials


Embedding of a closed subspace of $L^1_m([0,1])$ with each element in some $L^p$ with $p>1$ in a higher $L^{p_0}$.


Variable undefined although correctly assigned I think

How do I return the response from an asynchronous call?


What's the difference between 'modeling' and 'modelling'?


How to pass a PHP object NOT by reference

How do I create a copy of an object in PHP?


Is Middle Earth supposed to be a pre-historic England?

How exactly is Arda supposed to be an ancient Earth?


How to make menu-bar auto-hide/appear faster?

Making the auto-hidden menu bar show up faster


How to evaluate the integral$ \frac{\log x}{1+x^2}$

Fast calculation for $\int_{0}^{\infty}\frac{\log x}{x^2+1}dx=0$


What are reserved filenames for various platforms?


What is the difference between map, each, and collect?

what's different between each and collect method in Ruby


How do I read / convert an InputStream into a String in Java?


How do I install a .tar.gz (or .tar.bz2) file?


Why do rays exhibit mutual independence?

Why are light rays able to cross each other?


Method onCreate isn't calling in SQLOpenHelper

When does SQLiteOpenHelper onCreate() / onUpgrade() run?


Where is the chat in mobile application?


Is it possible to use mathematical induction to prove a statement concerning all real numbers, not necessarily just the integers?


My chicken stock is a gelatinous mess. Is this normal? Can it be saved?


Passing a variable from php to javascript

How do I pass variables and data from PHP to JavaScript?


Debugging in R- How do I locate the error?


How to get from CDG T1 to CDG T2D on a short layover

Time between connecting flights (separate tickets) at CDG


OS X: Blurry Beamer presentations on Sierra / High Sierra


If a group $G$ is infinite, prove that it has a non-trivial subgroup

Let $G$ be a non-trivial group with no non-trivial proper subgroup. Prove that $G$ cannot be infinite group.


Reading output of a command into an array in Bash


Need major help: Ubuntu 13.10 not detecting Windows 8 operating system

Why can't I install Ubuntu or Wubi on a Windows Dynamic Disk?


Biblatex with Biber: Configuring my editor to avoid undefined citations


Explain this python string operation s[:6][::-1]


why search results not showing while searching with the half name in sharepoint 2010

SharePoint search not showing any results when searching partial name such as "frank"


I believe I have solved a famous open problem. How do I convince people in the field that I am not a crank?


System.currentTimeMillis() for a given date?

How can I get the current date and time in UTC or GMT in Java?


How to add multiple buttons to a NavigationBar?

How do you add more than one UIBarButton on UINavigationItem.rightBarButtonItem (or leftBarButtonItem)?


Did anyone on the Avenger's side die on screen during the last battle of the Endgame?

What is the casualty count from the final battle in Avengers: Endgame?


biblatex: parentheses around the volume number of an article


How can I get better results when doing camera motion tracking?


Dependency Is not satisfiable : libstdc++6 (>=4.8.0)

"google-chrome-stable depends on libstdc++6 (>= 4.8.0); however: Version of libstdc++6 on system is 4.6.3-1ubuntu5."


Is it possible to use a string to type a Template in C#?

How do I use reflection to call a generic method?


How to equally divide spacing between a set of objects?


open external links in mobile safari from a link inside inappbrowser

PhoneGap InAppBrowser: open iOS Safari Browser


Migrated question's answers can be upvoted twice by the same user


Shimano EX Crankset Pedals Compatibility


Randomly select one of 3 hubs with command blocks

What sources of randomness can be made with commands in Minecraft?


How TO create a BOOTABLE USB stick on Windows 8

How do I install Ubuntu from an USB drive / create a live USB-stick in Windows?


How replace many lines at the same file with sed?


Prove that $GL_2(R)$ is open in$ M_2(R)$

How to prove that $GL(n,\mathbb R)$ is not connected subset and open subset of$M_n (\mathbb{R})$


How to create a "succeeds or precedes" symbol?

How to look up a symbol or identify a letter from a math alphabet or other character?


Why on Ubuntu 18.04 command "sudo -u username -s" not works as on CentOS 7?

How does sudo handle $HOME differently since 19.10?


How to create an MS Word document using ColdFusion which will render Japanese characters?

ColdFusion, MS Word Document and Greek Characters


I need to remove a specific object from inside of an array in JavaScript

Remove array element based on object property


How do you split a list into evenly sized chunks?


How can I create directories recursively?

How can I safely create a nested directory?


Plotting velocity vectors for pressure driven pipe flow


Better ways to parse text adventure commands?

How should I parse user input in a text adventure game?


Suppose $f:[a,b]\to\mathbb{R}$ is differentiable and $c\in[a,b]$.


Why do people who subscribe to self-refuting skeptical philosophies still argue with others?


How can I turn a secondary HDD on and off using a bash script?


Sorcerer: does Twinned spell allow you to cast 2 concentration spells?

What happens if you Twin Spell a spell that requires concentration?


Questions about bootable USB stick (Ubuntu) on Windows


When would the proposed black hole at the centre of Milky Way gulp in our solar system?

What happens when the black hole at a galactic core eats the galaxy?


Transit in Toronto from US to Europe on Air Canada

Do I need to check out and check in my baggage again in transit airport?


"Total number of votes for 'N' answers" is wrong in "Deleted Recent Answers"


How do I switch from Ubuntu 16.10 to Ubuntu 16.04?

How to roll back Ubuntu to a previous version?


How to send a system notification using python [Solved]


SEO Affect of changing hrefs to internal pages


What happened to Luke's hand in The Last Jedi?


Searching for WW1 records of Adolf Totschek or Totscheck

Finding information on German soldiers from World War I and World War II?


How can I get the path to the calling python executable

How to determine which Python install is being used by the interpreter?


How does the Frost Fingers spell work underwater with swimming creatures?

What items are considered "worn or carried"?


Why do we say that the Earth moves around the Sun?


What is the difference between form data and request payload?

What's the difference between "Request Payload" vs "Form Data" as seen in Chrome dev tools Network tab


How can I add float numbers without issue 0.1 + 0.2 !== 0.3?

How to deal with floating point number precision in JavaScript?


:after css not working for img tag. is there any replacement for this?

CSS :after not adding content to certain elements


The critical region of an exp distribution

Critical region for testing a hypothesis with exponential data.


How to prove ⊢B→(A→B) (no premise) using natural deduction?

Natural deduction, Proof $\vdash$ $P\Rightarrow(Q\Rightarrow P)$


Prove: A group of order 315 with a normal 3-Sylow group is Abelian.

On Groups of Order 315 with a unique sylow 3-subgroup .


Animate the Viewport Visibility of an Object within the Timeline?

How can I animate the Restrict Visibility property of an object?


What is the best-practices' reasons for having several partitions for servers?

How bad is it really to install Linux on one big partition?


How can I install Windows software or games?


JavaScript stopwatch SetInterval ignoring ClearInterval


Is there an intuitive interpretation of $A^TA$ for a data matrix $A$?


Markdown preview is inconsistent with actual rendering when using blockquotes inside a list

Part of my post was replaced with random gibberish


Can't install from Ubuntu Software Center in 13.04

How to resolve "Failed to download repository information"?


App keeps crashing with NullPointerException


CakePHP filtering data with conditions on its related data


If $n>$1 and $S_n= \frac12 + \frac13 +\cdots + \frac1n$, show $S_n$ is not an integer.

Is there an elementary proof that $\sum \limits_{k=1}^n \frac1k$ is never an integer?


How to determine number of pixels required to interface any vga display

Programming pattern to generate VGA signal with micro-controller?


Definite integral $\int_{\frac{1}{a}}^a \frac{\arctan(x)}{x}$


What Xeon is the closest equivalent to the Core i7-4790K?

What is the difference between an Intel i7 and a Xeon quad core processor?


"The following packages have been kept back:" Why and how do I solve it?


What do I need to run a D&D 5E campaign?


How do you make Vim unhighlight what you searched for?


How to remove Ubuntu and put Windows back on?


On the reducibility of $x^4+ a$ over the rationals

For what values of $n > 1$ and a is $x^n - a$ irreducible in $\mathbb Q[x]$?


Is SQL prepared statement needed everywhere?


How is the data in /proc/* gathered, and how reliable is it?

How frequently is the proc file system updated on Linux?


Is it possible to install an newer version of android for an old android device?


Post chatter feed element from other chatter account

Can Chatter Connect API set createdByUser to other than logged in user?


Which one is correct use of "each", "each may contribute what he can" or "each may contribute what they can"?

"...programs that each perform..." vs "...programs that each performs...": which is correct?


Internet seems to be really slow only when connected to wifi


Add an application to the command search path in csh


Make terminal window directly transparent to Ubuntu wallpaper


Can't remove Windows 10 Keyboard Language

Windows 10 April 2018 Update added an extra Language and I cannot remove it


Overloading cin befriended to a class template

Why can templates only be implemented in the header file?


[Firmware Bug]: TSC_DEADLINE disabled due to Errata - what should I do about this?


how does void methods behaves when passing object reference or primitive types as a parameter

Is Java "pass-by-reference" or "pass-by-value"?


Sorting a hash map that contains ArrayList of objects based on the count


Passing an array to a query using a WHERE clause


Where does Windows 10 store background and lock screen pictures?

What's the source of those daily changing locked screen wallpapers on Windows 10?


What alternatives to MS Access exist for database management on the Ubuntu platform (LibreOffice Base isn't cutting it)

Alternative to LibreOffice Base for Ubuntu


Can my age play as an obstacle in my Ph.D. application, and while getting student visa?


How does one practically calculate the non-linearity of a multi-output boolean function like the AES s-box?

BOOLEAN FUNCTIONS: generate a function $f: \{0, 1\}^n \rightarrow \{0, 1\}$ from a $n \times n$ S-Box


Is it possible to do "Europe" -> "SFO" kind of search for airline tickets?

Flight Search from anywhere to a specific destination


KDB looping over inputs for a dyadic function

KDB: apply dyadic function across two lists


My Ubuntu 12.04 Installation hangs after "Preparing to install Ubuntu". What can I do to work around the problem?

Ubuntu 12.04 LTS Got freezing while preparing to install


Why the power set of $\mathbb N$ is not countable?

What is wrong with this proof that the power set of natural numbers is countable?


Open PDF file on the fly from a Java application


Unable to install 32bit libraries for Android studio


Let $X$ and $Y$ be metric spaces, $X$ compact, and $T: X \to Y$ bijective and continuous. Show that $T$ is a homeomorphism.

If $X$ is compact and $T:X \to Y$ continuous and bijective, show that $T$ is homeomorphism.


How to derive the number of on-to functions from A $\rightarrow$ B?

Number of surjections from $\{1,...,m\}$ to $\{1,...,n\}$


Other ways to say "I'm rooting for you?"


XeLaTeX update [20201004] and item ball in Beamer


Use the same number for the same theorem


gdm - login screen background change problem - Ubuntu 18.04 LTS

Cannot change login screen background in 18.10


What's the meaning of a number after a backslash in a regular expression?


Trying to get APA work gives Undefined control sequence


Overlaped/intruding meshes in ONE object，how to combine them into one mesh like boolean？


"This kind of things" vs "These kinds of thing"


Extremely slow display of JPEGs and other images in 15.10


up action: get intent data on the parent activity

What is a NullPointerException, and how do I fix it?


Can I install any iOS version I wish by picking and choosing which firmware to restore?


Prove if (a>b): gcd(a, b) = 1 => gcd(a+b, ab) = 1


Understanding the "like" in "like father, like son"


Why google insist that I used 30GB of storage?


Would it be possible to create a wand more powerful than the Elder Wand?


Python while loop be executed in time interval


Calling one parameter from another parameter in String.AppendFormat

.NET String.Format() to add commas in thousands place for a number


Not flying the first leg of the journey – Company cancels the second-leg ticket


Cartesian product of two lists in python letters and numbers

Get the cartesian product of a series of lists?


Proving Geometric Hahn-Banach Implies Analytic Hahn-Banach

Geometric Hahn Banach implies Analytic Hahn Banach.


Using same variables in a switch statement

Variable declaration in a C# switch statement


How do I make knife cuts into a mesh *based* on another mesh? (Not boolean)


How can I disable ARC for a single file in a project?


How to include the symbol $ within a url?

Getting percent sign into an URL in a footnote


Representing population variables in a map

Effectively displaying demographic data on a printed map


When is a creature's toughness calculated


Eeeek! The LHC has imploded the universe!

Question title text changes to "undefined more votes needed" when I close a question as 'unclear what you're asking' in the moderator queue


Where did the rest of Walter White's money go?


prove a group of certain order is never simple


How do I check if a given Python string is a substring of another one?

Does Python have a string 'contains' substring method?


Degree of freedom paradox for a rigid body


What are the printing differences between arrays and arrayLists?

What's the simplest way to print a Java array?


$\lim_{x\to0}\frac{e^x-1-x}{x^2}$ using only rules of algebra of limits.


Bought my friend's Samsung S6 but can't restore with new Google account

How to bypass "Verify your account" (Factory Reset Protection)


Why do I get "Required key not available" when install 3rd party kernel modules or after a kernel upgrade?


I installed gcc-4.9 but when I type gcc -v I get 4.6.3


Solve integro differential equation numerically

How to solve the differential equation with Duhamel's integral?


/private/var/folders not getting empty after reboot on macOS Catalina

Can I delete files or folders from /private/var/folders/?


Choose dissertation topic for masters in computer science

How to select a Master's thesis topic if your advisor won't suggest one?


How do I make a bar plot with different color bars?

How can I change the color of bars in bar graph?


Need help with a question regarding the Big Oh


Trying to install jdk 8.0 in ubuntu 16.04 but getting error

Can't install Oracle Java 8 in Ubuntu 16.04


How many ways letters be placed so at least two of them are in wrong envelopes?


List on python: where has the `u` come from?

What exactly do "u" and "r" string flags do, and what are raw string literals?


Find solution in integers of $x^3+x-y^2=1$


How to downgrade subversion 1.8 to 1.6 in ubuntu 14.04?


Could an amputated Emperor still shoot lightning?

Is Force lightning from the feet plausible?


Which one is correct, "Tasks for John and I have been created" or "Tasks for John and me have been created"?

Formal writing: "…for my colleagues and {I/me/myself}."?


How to explain the difference between "affect" and "effect"?


Parenthesis surrounding return values in C


'Devon Police is' or 'Devon Police are'—should 'police' be treated as singular or plural?


Why human hair is losing its color over time?

Why does hair turn grey or white, and why does it happen later for some?


How can I make an app to load my website


Why does the Software Updater allow me to update the package list without authentication unlike in Terminal?

How can update-manager update without the root password?


Joining new SE site with association bonus: +98 rep visual glitch

A small bug in recent reputation changes -- since when 25+1 = 24?


When a $0-1$-matrix with exactly two $1$’s on each column and on each row is non-degenerated? [2]

When a 0-1-matrix with exactly two 1’s on each column and on each row is non-degenerated? [1]


StackExchange-like LaTeX editor - with live preview/rendering and control/formatting syntax not required


What's difference of apt-get and aptitude?

What is the difference between dpkg and aptitude/apt-get?


Chess: Knight Movement (avoiding if-else)

How do I generate all of a knight's moves?


Error while trying to store data from file to object array(Java)

What is a NullPointerException, and how do I fix it?


Android Eclipse - MediaPlayer in Fragments NullPointer


Different vector space structure to an abelian group.

Vector Space Structures over ($\mathbb{R}$,+)


Let $K \subset [0,1]$ be the Cantor set. show that $f : [0, 1] \to \mathbb R$...

Riemann integral of characteristic function of Cantor set


How do I unnest a tuple with mixed types?

Comprehension for flattening a sequence of sequences?


Microphone - static background noise suppression


Performance issue - clear and reuse a collection OR throw it and get a new one


No 'Delete' link on Android App for answers

Allow us to vote to delete from the Android app


How do you disable escape to exit fullscreen?


How do you get parent and grandparent categories

How to display parent category name and link for custom breadcrumb


localhost refused to connect after upgrading to High Sierra

After MacOS High Sierra install, localhost fails and apache has syntax errors


How can I repair grub? (How to get Ubuntu back after installing Windows?)


Any Chance for me to install ubuntu on laptop Asus n61 JQ-X1?


Can this search script be SQL injectable


Which Standard Visitor visa should I apply for?

What visa does my wife need to travel to the UK with me, if I'm going there on a business visa?


Merge two lists,one as keys, one as values, into a dict in Python

How do I combine two lists into a dictionary in Python?


How do I pass variables and data from PHP to JavaScript?


How significant is a good personal website to advance standing in the academic world?


Proof by LH rule: If $f^{(n)}$ exists at $x_0$ and $\lim_{x\to x_0}\frac{f(x)-f(x_0)}{(x-x_0)^n}=0$, is it true that $f^{(k)}(x_0)=0, k=1,2,\cdots,n$?


Function that counts the number of arguments of other functions


Why didn't Quirrell tell Snape about Voldemort?

Why didn't Voldemort suspect Snape as a double agent during Philosopher's Stone?


Collisions of atoms in a gas and decoherence of wavefunctions

Is the wavefunction of particles inside a gas spread or localized?


Where can I read about the theory behind GLMs in their most general form?


Any object modelled, is transparent and wont clear flags? Im not sure even how to describe this issue

AMD GPU Material in "material preview mode" and "rendered mode", is entirely gray as background. Only outline is displayed


If time is like space, why entropy always increases with time?


A Banach space isomorphic to his dual is an Hilbert space?


jQuery variables turning out "undefined" even though made global

How do I return the response from an asynchronous call?


Rules for "on", "at", and "in": preposition of time


Proof that $N/1*(N-2)/2*(N-3)/3...$ is always integral? (Algorithm for Combinations)


If the Handshaking Theorem holds for a sequence of vertices, does there always exist a graph?

List of ways to tell if degree sequence is impossible for a simple graph


Creating a query that uses criteria from two tables?


Choosing between RAM frequency and timings

How does Motherboard and CPU affect RAM choice?


When to use ArrayList, LinkedList, and Stack in Java?

When to use LinkedList over ArrayList in Java?


What is $\lim_{x \to \infty} x^2f(x)$ where $\int_0^\infty f(x)\,\mathrm{d}x = 1 $

Explain why $E(X) = \int_0^\infty (1-F_X (t)) \, dt$ for every nonnegative random variable $X$


How do I recover my accidentally lost Windows partitions after installing Ubuntu?


Find the elements of $S_6$ that commute with $(1234)$.


Can I leave the Montreal Pierre Elliott Trudeau if I am an EU citizen?

Long transit layover in Montreal: is it possible to leave the airport?


Function with numerical integrals, Plot3D works but NMaximize doesn't

What are the most common pitfalls awaiting new users?


php - session lost after refreshing page


Method for proving the functional completeness of connective sets

proof of functional completeness of logical operators


Best approach to create a "settings" dialog page in iPhone

How to create a UITableView with editable components?


Is there a missing definite article before caliph in 'the group's leader, XYZ, as (the) caliph'?


Do I need to use gerund after the "it wasn't until..." structure?

'Should've seen it glow' or 'should've seen it glowing'?


Is it possible to download using the Windows command line?


How to create Windows / Linux bootable USB on Ubuntu [GUI style]

How to burn a Windows .iso to a USB device?


can't interact with jquery loaded button that uses jquery

Event binding on dynamically created elements?


Find the necessary and sufficient condition for $\mathbb{Q}(\sqrt{D_1})$ to be isomorphic to $\mathbb{Q}(\sqrt{D_2})$

What are the conditions for integers $D_1$ and $D_2$ so that $\mathbb{Q}[\sqrt {D_1}] \simeq \mathbb{Q}[\sqrt {D_2}]$ as fields.


Attempt to invoke virtual method on a null object reference

What is a NullPointerException, and how do I fix it?


Java Collections: which collection to use and when?


Files won't save unless force is applied

I need to save/compile a few times and a bunch of weird files (like foo.tex.Ak6664) appear in my Dropbox folder each time


The use of "real" in the following cases


Why do videos not play when Bluetooth headphones are connected?

Video not playing in web browser with Bluetooth headphones connected. How can I fix this?


Speed of sound faster in less dense air?

What causes an increase in sound speed in a medium?


How do I reset a lost administrative password?


GRUB rescue problem after deleting Ubuntu partition!


Add the ability to search for my unanswered questions across all sites

show all my unanswered questions from SE


How to answer "why scala provides `object` keyword"?

Why are singleton objects more object-oriented?


Put two pork roasts in a crockpot overnight and forgot to plug it in

Food safety after pork loin left in crock pot that was turned off


How to launch a GUI application in another user's graphical session?


Replace angle brackets in Javascript string?


square od combinatprial in discrete math

How can I simplify this expression involving binomial coefficients?


convert Mat to memory in opencv by using c++

Converting a row of cv::Mat to std::vector


What books are recommended for learning calculus on my own?

Calculus book recommendations (for complete beginner)


What will be the size of this structure ? Online Compiler showing different

Why isn't sizeof for a struct equal to the sum of sizeof of each member?


How to prevent dd's progress from being meaningless on Linux?


How to show $n^5 + 29 n$ is divisible by $30$

How to prove $n^5 - n$ is divisible by $30$ without reduction


Attempt to invoke virtual method 'androidx.fragment.app.Fragment androidx.fra.app.FragmentManager.findFragmentById(int)' on a null object reference

What is a NullPointerException, and how do I fix it?


Prevent laptop from going to sleep when I close the lid, but only if I'm connected to an external display

Can I tell Windows 10 - 'If I close the lid on my laptop, go to sleep IF I don't have an external monitor attached'?


An example of a domain whose complement has a different boundary

Show that the boundary of a set equals the boundary of its complement


should LOCK_EX on both read & write be atomic?


Immediately update my community list when i change it

Editing the "Your communities" list does not reflect changes after clicking "Save"


How can I solve prove that $8(1-a)(1-b)(1-c)\le abc$ with the conditions below?

How to establish this inequality: $(1-a)(1-b)(1-c) \geq 8abc$ for $a+b+c=1$?


Split $n$ into nontrivial factors via a nontrivial square-root of $1\!\pmod{\!n}$


var functionName = function() {} vs function functionName() {}


Java different reference type and class object

What does it mean to "program to an interface"?


Omit page number in list of symbos using nomencl

suppress page numbers in document's front matter


How does ubuntu ensure software security bfrom external developers

How is the authenticity of Ubuntu updates verified?


Ubuntu screen flickering after laptop repair

How to see/change screen refresh rate or monitor frequency?


peaks and bringing them down to be more in line with the overall average of the signal

Matlab filter electical spikes in accelerometric data


Error when accessing a Fragment from an Activity

What is a NullPointerException, and how do I fix it?


Predict next auto-inserted row id (SQLite)


How can I run a command in zsh without pushing it onto the current session's history?

Is there any way to keep a command from being added to your history?


Wrapping a command that includes single and double quotes for another command


Returning an Array of Objects (returns undefine)

How do I return the response from an asynchronous call?


How do I start from a 10% discount and find the original price?


Proving the inequality $\frac{9}4\ + \frac{3abc}4\ \ge ab+bc+ca$


Why the moon doesn't fall down to earth?

How does Newtonian mechanics explain why orbiting objects do not fall to the object they are orbiting?


The presence of a person who has left a place

What's the single word to describe the smell of the perfume of someone who just walked by?


irreducibility of multivariate integral polynomial


Overload operator[] with different return Type

Overload a C++ function according to the return value


How am I getting null pointer exception when passing in objects into an array list?


Is it more acceptable to list interview talks on CV if they're also part of a seminar series?

Do presentations given during interviews count as invited talks?


Can't install Ubuntu 13.10 from 12.04 lts

Can I skip over releases when upgrading?


Unexpected behavior using `ReplaceAll[]` for nested lists

Using Position (which requires a pattern) in the same manner as Select (which requires a criterion)


Zip elements of a 2 different length lists in Python

Zipping unequal lists in python in to a list which does not drop any element from longer list being zipped


What, exactly, is the point of beginning a sentence with "Well..."?


Reposition Spotlight search bar to its default location in macOS Mojave

How do I re-center Spotlight search bar (Mac)?


Extending a class in the method signature


How can I resize the disk where Ubuntu is installed?


Amount of money needed to apply for a B1/B2 US visa in Russia?

A Russian girl is asking for 500 euros to get a passport in Russia. Is this a realistic amount of money for a passport fee?


When is matrix multiplication commutative?


Does using a shield as an improvised weapon work with Dual Wielder feat?

Does wielding a shield as an improvised weapon count for Dual Wielder and Two-Weapon fighting style?


Finding default user.home when it has been overridden in Java VM options

What is the best way to find the users home directory in Java?


Can't add applications using sudo apt-get and unofficial ppa: unable to lock directory

Unable to lock the administration directory (/var/lib/dpkg/) is another process using it?


What is a plain English explanation of "Big O" notation?


Passing Arraylist from an interface implementattion to a class

What is a NullPointerException, and how do I fix it?


Can't get my model out of wireframe mode


Expansion of space or contracting of matter?

If spacetime itself is expanding, how could we ever tell?


Weird behavior for Enumerable.Range(starts, count)


Number of times a bouncing ball will exceed a given height

Number of times the ball bounces back when dropped from a building of height h


How to change 'et al' to italic font in citation call-outs, with 'agsm' bibliography style


How can I remove malicious spyware, malware, adware, viruses, trojans or rootkits from my PC?


Period detection of a generic time series


applying norm function to rows of matrix - Matlab

Vector norm of an array of vectors in MATLAB


Is there any disadvantages of paying off mortgage?

How is not paying off mortgage better in normal circumstances?


Email a text file as an attachment in perl with/without using Perl Modules

How can I send email attachment without using an additional library in Perl?


Change ext4 to NTFS for installing Windows 7

How to change ext4 Hard drive partion to NTFS for installing Windows xp?


How can I construct a field of $p^n$ elements?

How to construct finite fields of any prime power order?


Need to generate list that parses together pieces of other lists

Get the cartesian product of a series of lists?


How can I remove all unused materials from a .blend file?


How can I animate the camera in a perfect circular rotation around a fixed position?


No redirect back to question after posting a comment

Screen goes white when posting a comment


How can I update/comment on a locked/closed question

Unable to edit my response to a locked question


How to create default taxonomy term for a custom post type?


Prevent re-sizing windows form depend upon the resolution

Is the size of a Form in Visual Studio designer limited to screen resolution?


Let $f:\mathbb{R}\rightarrow\mathbb{R}$ Lebesgue integrable. Prove $\int{f(x)dx}=\int{f(x+t)}dx$

translation invariant of integral on $\mathbb{R}$


Integrable functions vanish at infinity a.e.?

For $f :\mathbb{R} \rightarrow \mathbb{R}\displaystyle$ we have ${\lim_{n \to +\infty} f(x+n) =0}$ almost everywhere


What issues should be considered when overriding equals and hashCode in Java?


rm: refusing to remove '.' or '..' directory: skipping '..'

Does 'rm .*' ever delete the parent directory?


Why is "nodev" in /etc/fstab so important? How can character devices be used for hacking?


Build applications for iPhone using Linux or Windows?

Starting iPhone app development in Linux?


Can I replay a whole kingdom in Mario odyssey? My brother completed one and. I wanted to do it myself

Can you get back to the original state of the levels?


PHP+MYSQL : mysql_result() expects parameter 1 to be resource, boolean given in

Warning: mysql_result() expects parameter 1 to be resource, boolean given


Unrecognized issue (according to the Log)

What do GC_FOR_MALLOC, GC_EXPLICIT, and other GC_* mean in Android Logcat?


what do those signs #1, #1^2, #1^3, & mean here?


How can I assign a 'click' function via a property of an object in an array?

Asynchronous Process inside a javascript for loop


Deleted Pictures folder - how do I get it back?


How remove margin in a paragraph that continues in two pages?

How remove margin in a paragraph that continues in two pages with different margin?


How to form a block-diagonal matrix from a list of matrices?


newenvironment: error with \begin{align} and \end{align}


does the session_start() automatically gives a value to session_id after executing?


repetition and character classes in regular expression


Parenting mesh with armature deformation problem


How do I cover invocable method in test class?

How to Write a Test Class for an InvocableMethod?


Given 4 billion numbers, how to find a number which is not in these 4 billion numbers? We have only 1GB of memory

Generate an integer that is not among four billion given ones


Is there a rule about double negations that aren't meant as double negations (e.g. "We don't need no education")?


In C, why is the sizeof function used as the denominator to store the number of elements in an array?

How do I determine the size of my array in C?


Ubuntu 14.04 install: grub-efi-amd64-signed failed to install into /target/

16.04 new installation gives grub-efi-amd64-signed failed installation /target/ ubuntu 16.04 at the end


Bridge (?) that is doubly-connected to a network

What happens when you plug two sides of a cable to a single networking device?


How to print keys and values of a dictionary which is contained in a list in Python


Do anyone in LOTR or the hobbit movie know/mention the existence of Eru the creator and Melkor and other Valar?

Are there any references to Eru or the Valar in the Lord of the Rings movies?


Can I power a device with a power supply that has a higher current rating?

Choosing power supply, how to get the voltage and current ratings?


How can I post a question with a long error message in it?


Cut HTML Tags and wrap HTML tags again Part/1

How do you parse and process HTML/XML in PHP?


Polynomial ring with isomorphic quotients

What is necessary and/or sufficient for polynomials to provide isomorphic quotient rings?


What is this lock screen with ads and how do I remove it?


Why is "His theory got disproved" bad English?


Why can't Kiki talk to Jiji at the end of Kiki's Delivery Service?

Why does Jiji not talk at the end of the movie?


Javascript Order of Operations with Dynamically Created Elements

Event binding on dynamically created elements?


Can I call another overloaded constructor in C++?

Can I call a constructor from another constructor (do constructor chaining) in C++?


messed up my /user directory permissions an now cannot run sudo or gksu

Sudo comes up with an error, cannot run anything as root


How do I copy one side of a box and paste it on the rest of the sides?

Mirror changes to side of cube across all six sides


Recommended installation for Asus EEE 1015PEM Netbook


How do Google analytics users/page views/sessions correlate to "clicks" reported by an Ad server?

Discrepancy between Google Ads clicks and Google Analytics sessions


Find the number of subsets? (There is no proper solution for the duplicate question, please provide proper proof )

Suppose that a set has an odd number of elements. Explain why half of the subsets will have an odd number of elements


Javascript : is it possible to target only one version of iOs?

Detect iOS version less than 5 with JavaScript


Ubuntu installation freeze from USB (Gigabyte P15)

What is the proper way of creating installation media from Ubuntu iso?


Can we remap the keys when using an external keyboard?

Use bluetooth keyboard with a different layout?


Is my model any good, based on the diagnostic metric ($R^2$/ AUC/ accuracy/ RMSE etc.) value?


Run a command within an existing shell window from a second shell window

Main Terminal Window Displaying Commands Only


Geometry problem regarding an isosceles triangle

Solve for $x$ in the $80^\circ$-$80^\circ$-$20^\circ$ triangle


Why isn't sizeof for a struct equal to the sum of sizeof of each member?


how remove the first item on drop down with javascript


If energy can't be created and can't destroyed

Conservation law of energy and Big Bang?


Transpose 2 columns multiple rows to 1 rows multiple columns


Powering AC Guitar effects processor with a batteries

Choosing power supply, how to get the voltage and current ratings?


Mesh transparency, with image but turns the transparent parts black


What editor is as good as TextPad for compiling and running Java programs?


How can I query the number of unread SMS in android


What hardware does Ubuntu Touch support?


Perform parameter expansion before brace expansion?

How can I use $variable in a shell brace expansion of a sequence?


How to use the adjacent sibling combinator?

Is there a CSS selector for the first direct child only?


What special characters must be escaped in regular expressions?


Is there any way to calculate the simple product of binomial coefficients

Evaluate $\sum_{k=0}^{n} {n \choose k}{m \choose k}$ for a given $n$ and $m$.


Should it be considered as a prepositional phrase or a determiner?


Is Transformers anime series or western cartoon?

Where do the American and Japanese Transformers franchises meet?


Every ideal is generated by two elements in $k[x^2, x^3]$


What let's us do stuff like $F(a) = F(b)$ for $a=b$?

Prove if a = b, then f(a) = f(b) for any function f (with natural deduction)


What are the badges I can earn on each site, and what are the exact criteria for earning each badge?


iPhone recorded videos getting rotated on Windows systems


How do I properly acces properties in Model class - Objective C

Having trouble adding objects to NSMutableArray in Objective C


Query returning false instead of a resource

mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc... expects parameter 1 to be resource


How jQuery assign value to 'this' on each function?


No fetch Python plugins in qgis 1.8 + ubuntu 13.04

Cannot fix QGIS after upgrade to Ubuntu 13.04 Raring


String split() method implementation different from Java 7 to Java 8

Why in Java 8 split sometimes removes empty strings at start of result array?


How to change primary monitor permanently (with ATI driver)?


Code doesn't work unless I include a println or breakpoint

Loop doesn't see value changed by other thread without a print statement


What is the origin of elements heavier than iron?


Confusion about output lost in pipeline with perl


$f_\ast\mathcal{O}_X$ is locally free of rank $r=\deg f$ for a finite $r$-to-one morphism $f$.

Push forward of the structure sheaf along covering


Membership check on comma separated list

Package to test whether a string is in a list


Can we search a string value in all tables of oracle db

Search All Fields In All Tables For A Specific Value (Oracle)


What's a good way to create inner-outlines in either ArcGIS or Adobe Creative Suite?

Using directional shading on boundaries for cartographic effect in ArcGIS Desktop?


Estimating the sum using Leibniz' estimate

Sum of the alternating harmonic series $\sum_{k=1}^{\infty}\frac{(-1)^{k+1}}{k} = \frac{1}{1} - \frac{1}{2} + \cdots $


Difference between scanf and scanf_s in C


Short story about a robot who outlives his humans

Looking for a short story about a robot evolving to have supernatural powers


Complete balanced (signed) residue System of an odd modulo m


Do multiple return to battlefield effects "stack"?

MTG: creature and enchantment triggered to opposite effects


Is Oppenheimer's quote "I am become death" grammatically correct?

Is Robert Oppenheimer's phrase “Now I am become Death, the destroyer of worlds.” grammatical in English?


Latest earned tag badge doesn't update when I earn a new one


Is it possible to split integer such as "12.13" to 12 and 13?

How do I split a string, breaking at a particular character?


A help in demonstration of $\lim$ 0f lebesgue integral

Show that $\lim _{r \to 0} \|T_rf−f\|_{L_p} =0.$


Looking for lines which is in one file but not in other using Unix and Awk

Is there a tool to get the lines in one file that are not in another?


How can one transform an arbitrary 2D metric to coordinates in which it's conformally flat?

Diffeomorphism & Weyl transformations in the 2D worldsheet of string theory and the existence of conformal gauge


One Object won't Show up in Final Render even though it shows up in the Preview Render


Problem with constraints-parenting in bge

How do I get constraints to work in game engine?


Using magnetics for single board Ethernet routing

Connecting two Ethernet PHY without magnetics?


RegEx $0 substitution cannot manipulated (e.g. converted to upper-case)

Regular Expression Uppercase Replacement in C#


How to control a direction of a one way road when upgrading from two way road?


Warning propmt on downloaded Excel: File format and extension do not match. The file could be corrupted or unsafe

I can't seem to open an .xls format file from Salesforce printable view in Mac Numbers


Can I solder high power 1W LEDS on aluminum with 60/40 solder?


Showing that if $A_{1},A_{2},...$ are all algebras then the union of all of them is an algebra

Wanted: example of an increasing sequence of $\sigma$-fields whose union is not a $\sigma$-field


What rights do airlines have to deny boarding due to immigration issues?

How much would an airline be fined if the immigration officers of the destination country deny me entry?


What is serial voting and how does it affect me?


Like material conditionals, do we have specific names for components of biconditionals?

Quick logic question about $P\leftrightarrow Q$, terminology


Convergence of this sum $\sum _{n=1}^{\infty }\frac{1}{n^aln^b(n)}$

Convergence of $\sum\limits_{n=2}^\infty \frac{1}{n^\alpha \ln^\beta (n)} $ for nonnegative $\alpha$ and $\beta$


Novel where race resurrected from broadcast signal info by octopus like aliens

Distant aliens receive signal with instructions on how to construct humans, long after Earth is extinct


How to fix PDF figure between text in LaTex (My PDF figure alsways embed on last page {after the references})

Keeping tables/figures close to where they are mentioned


Infinitely many primes of the form $16n+1$?

Proving there are infinitely many primes of the form $a2^k+1.$


Renting a dedicated, but getting a VPS. How to detect?

VMware Linux Server -- how can you tell if you are a vm or real hardware?


Alternative to HttpUtility.ParseQueryString without System.Web dependency?

How to parse a query string into a NameValueCollection in .NET


How to reduce the command line prefix length in Bash

Hide current working directory in terminal


REST or SOAP from the server side perspective


What will happen to a naked singularity during the Big Rip?

Will the Big Rip tear black holes apart?


How do I get started working with JSON in Apex?


How to find an a function whose inverse is also its multiplicative inverse?

Is there a function whose inverse is exactly the reciprocal of the function, that is $f^{-1} = \frac{1}{f}$?


What Is A kernel and how do I remove unused Kernels?

How do I remove old kernel versions to clean up the boot menu?


Hosting a (social) website that allows users to upload files

How to find web hosting that meets my requirements?


How to make a full Ubuntu install with a LiveCD-like bootloader?

Installed Ubuntu 15.1 on USB (full install) but it won't boot


How can I put my pokemon in an allied gym in Pokemon Go?

What determines which pokemon you are allowed to place at a gym?


How do I access the internet with an infected computer that WILL NOT let me?

How can I remove malicious spyware, malware, adware, viruses, trojans or rootkits from my PC?


Prevent apps from using wifi without VPN

Prevent data on unsecured wireless, until VPN is connected


Several subsequent enumerate environments - How can one continue the counting?


Where did Harry's parents get all of their money from?


Determine which app connects to a specific host and port?

Check which IPs or web-sites an app is communicating with?


Why the eigenvalues of orbital angular momentum $L$ never take half-integral values?

Half-integer eigenvalues of orbital angular momentum


Is there way to see `man` document only for specified option of a command


RegEx match open tags except XHTML self-contained tags


Capitalization of "the" beginning a proper noun

Proper noun capitalisation: “The Union” or “the Union”?


Strange, unexpected behavior (disappearing/changing values) when using Hash default value, e.g. Hash.new([])


How to solve this equation $x^{2}=2^{x}$?


How to show images to fullscreen in Windows Phone 8?


Is there a theoretical maximum on the number of sexes a given species can have?

Why do only two sexes exist for animals?


Prove using the basic properties of a sequence that $\lim \frac{n}{2^n} = 0$

How to prove that exponential grows faster than polynomial?


How do I know if food left at room temperature is still safe to eat?


Choosing between alternate pseudo R squared methods

Which pseudo-$R^2$ measure is the one to report for logistic regression (Cox & Snell or Nagelkerke)?


What is a NullPointerException, and how do I fix it?


Realistic odds of acceptance into a top 10 bioengineering program from an average public university

How does the admissions process work for Ph.D. programs in the US, particularly for weak or borderline students?


Expected value of the longest run of heads or tails in N flips of a coin

What is the expected length of the largest run of heads if we make 1,000 flips?


Recently installed ubuntu can hear myself through microphone

How do I turn off audio echo from microphone to local speakers?


If N is a nilpotent subgroup of a group G and G' is a commutator of G then show that [N,G']=1

Prove that $[N, G']=1$ when $N$ is a nilpotent subgroup of a group $G$?


Compact vs Mirrorless - why pick one over another?


Installing Tails on Ubuntu and get a disk error


Why the div tag and it's content are not getting deleted in following scenario?

Events triggered by dynamically generated element are not captured by event handler


Difference between "." and "./" while setting the environment variables using export?

What is the difference between ./script and . ./script?


How can I continue to access Wizards of the Coast's D&D 3.5 Web articles?


Is the ability of Sphinx of New Prahv cumulative?

How does having multiple permanents with the same name affect those permanents' abilities?


How to fix the useless 'favicon.ico page not found' log message?

Why does the favicon sometimes not show up and generate "page not found" errors, and other times does show up


Mistakenly moved the server files to a directory and the server wont work now

Moved bin and other folders! How to get them back?


Units in $\mathbb{Z} [\text{some root of unity}]$

$(1-\zeta_m)$ is a unit in $\mathbb{Z}[\zeta_m]$ if m contains at least two prime factors


Disk usage on Ubuntu - Find the largest Sized Directory or File

No more disk space: How can I find what is taking up the space?


Installed to external drive, Grub using wrong architecture

How can I repair grub? (How to get Ubuntu back after installing Windows?)


Proving if $E_n $ is an increasing sequence in $\sum$ then $\mu(\cup^\infty_{n=1} E_n) =$ lim $\mu$ $ (E_n)$

Proving the measure of an increasing sequence of measurable sets is the limit of the measures


A uniformly continuous function on a bounded set whose image is not bounded?

Uniformly Continuous Function sending Bounded Set to Unbounded One


Is there a way to determine the left 3D view sidebar's current width with python?


Why does my shell script choke on whitespace or other special characters?


If in a semigroup $S$, $\forall x \exists ! y:xyx=x$, then $S$ is a group

A semigroup $X$ is a group iff for every $g\in X$, $\exists! x\in X$ such that $gxg = g$


How to test for if all players of a particular team are on a particular area?

How do I test if all minecraft players on a server are in a radius?


Correct plural form of a noun preceded by "zero"


"returns" or "is returning", which one of the followings is true?


Why is "t" sometimes pronounced like "d" in American English?


How do I apply an if statement condition to every element on an arraylist?


Calculate $\lim_{n \to \infty}\frac{a^n}{n!}$

Prove that $\lim \limits_{n \to \infty} \frac{x^n}{n!} = 0$, $x \in \Bbb R$.


The compiler itself running with parallel computing methodology


how to make image frames that give animation effect of a ball or circular object separating from a thick substance

How to create ball moving under blanket effect


what can go wrong with javascript if the attribute "type" is omitted?

Should I include type="text/javascript" in my SCRIPT tags?


In epsilon delta method, is this possible?

Can $\le$ be used insted of < in the definition of continuity?


how to initialize an array with generics?


What is the best book with american typography rules?

What are beginner’s books on typography?


Find files that contain a string and do not contain another

How to find files that contain one criterion but exclude a different criterion


Extract a single (unsigned) integer from a string


Why does "++x || ++y && ++z" calculate "++x" first, even though operator "&&" has higher precedence than "||"


I am playing pokemon go but suddenly I can't catch any Pokemon

Pokemon keep running away and Pokestops don't drop anything when spinning. What is going on?


operator* overloading for matrix times scalar not working

Why can templates only be implemented in the header file?


Eigenvectors computed by Matlab's princomp() and eig() have different signs

Does the sign of scores or of loadings in PCA or FA have a meaning? May I reverse the sign?


$-1 = 0$ by integration by parts of $\tan(x)$


Chrome Extension that saves every POST data

chrome.webRequest API, Capture POST data?


How to change the name of document elements like "Figure", "Contents", "Bibliography", "Appendix", etc.?


Apache Rewrite specific domains to subdomain

Redirect, Change URLs or Redirect HTTP to HTTPS in Apache - Everything You Ever Wanted to Know About mod_rewrite Rules but Were Afraid to Ask


Where should I ask questions about using software?

Which computer science / programming Stack Exchange sites do I post on?


Variation in mass with gravitational potential energy


How to remove TouchWiz and revert to a vanilla Android UI?


Can I use a CFL or LED bulb with a higher lumen output as long as I stay under the maximum wattage listed on the fixture?

Can I use a 23 W CFL in a fixture that's rated for a 60 W incandescent?


Let $A$ be a set of all continuous functions $f:[0,1] \to \mathbb R^+ \cup \{0\}$ that satisfies the following condition.

Does $\varphi(x)\le\int_0^x\varphi(t)dt$ for all $x\in[0,\infty)$ imply $\varphi\equiv0$.


List of lists changes reflected across sublists unexpectedly


Print from first instance text A to first instance of text B

How to select first occurrence between two patterns including them


Input values in table from external file and increment rows accordingly

Creating a table from CSV file with strings?


Why aren't users notified when their questions are closed?

Send authors an inbox message if their question is closed


Virtual inheritance and function members


apt-get update: Clearsigned file is not valid, got 'NODATA'

Got NODATA issue: 'NODATA' (does the network require authentication?)


why this code is printing 20 20 instead of 20 10?

Polymorphism vs Overriding vs Overloading


How can I clear event subscriptions in C#?


How much Voltage and Energy ends up in this Capacitor?

How much Energy is Stored in this Capacitor?


Login required moving to Super User on iPad


prove that $n^{13}-n\equiv 0\mod(2730)$ by generalizing Fermat's little theorem.

How to show that $2730\mid n^{13}-n\;\;\forall n\in\mathbb{N}$


What is a NullPointerException, and how do I fix it?


regex negative look around with 2 adjacent matches


What is actually spinning in quantum spin?

What is spin as it relates to subatomic particles?


Virtual Box Toolbar Hidden. How to show?


Where can you download 32 bit edition of Google Chrome for Ubuntu OS?

Where can I download the chrome i386 deb file?


The bottom border on the timeline page looks wrong if a title is multiline


Why can an ability resolve even if I exiled the creature it came from?

Does an ability resolve if the source of the ability leaves the battlefield?


New Navigation Bar Linking Back to Page 1

When browsing questions, back button always returns to page 1


trigonometrical inequality $\tan{A} + \tan{B} + \tan{C} = \tan{A}\tan{B}\tan{C}$, Hint to prove $S2\neq 1$?

Prove that $\tan A + \tan B + \tan C = \tan A\tan B\tan C,$ $A+B+C = 180^\circ$


How exactly are we proving that modus ponens is valid?

Soundness of a rule of a proof system with respect to the truth tables?


Function expressed the sum of an odd and even function


Variable assignment inside a case statement (bash)

Command not found error in Bash variable assignment


what's the timeline of the games in borderlands?

In which order should I play the Borderlands series?


How to determine which program is making a certain sound in windows 7?


Short story from Aliens’ perspective that ‘cure human racism’ (cheeky)

Short story as a letter to original colonisers of earth


Is it possible (and also meaningful) to do two PhDs?


Chain link jams after reassembling the rivet

Should a link opened/closed by a chain-breaker be stiff afterwards?


Bash: Echo a variable whose name is the value of another variable

Use a variable reference "inside" another variable


getActivity return null when using googleMaps

What is a NullPointerException, and how do I fix it?


How do I extract all the external links of a web page?

How do I extract all the external links of a web page and save them to a file?


A change of variables in the euler equation


How to prove that $(C[a,b], \|\cdot\|_\infty)$ is not a reflexive Banach Space

The space $C^0([0;1],\mathbb{R})$ of all continuous, real-valued functions on $[0,1]$ is not reflexive.


Prove $ ∀a, b, c ∈ Z,$ if $ab + ac ≡ 3$ (mod 6) then b $\not\equiv$ c (mod 6).

Prove $\forall a,b,c \in \mathbb Z$, if $ab+ac\equiv 3\pmod 6$ then $b \not\equiv c \pmod 6$ by contraposition


Cannot perform instanceof check against parameterized type ArrayList


What is the best regular expression to check if a string is a valid URL?


How do I install applications in Ubuntu?


A show from the 90s about 3 teenagers and their robots

What TV movie had lost space cadets who piloted yellow tripod robots, and a squid bad guy?


Java decimal formatting using String.format?


Sharing content with a kill switch and that is hard to copy


How to set Service mssql-server to start on boot?

auto start or enable service on boot up permanently ubuntu 16.04 lts


Where to put @Transactional? In interface specification or implementation?

Where should I put @Transactional annotation: at an interface definition or at an implementing class?


For $p,q$ primes such that $q|p-1$, show there is only one non-abelian group of order $pq$, up to isomorphism


Hat matching problem: Are the remaining men constrained to not pick their own hats?

An alternate solution to the hat-matching problem, probability of exactly $k$ matches


What states did the 2 extra stars on the American flag represent in Star Trek TNG "The Royale"?


What is speed relative to in time dilation?


How do I automatically install missing python modules?


What is the difference between those two SQL command parameter declaration methods?

What's the best method to pass parameters to SQLCommand?


How to convert the following text into a proper string in C#?


Why do i get this null error on method call?

What is a NullPointerException, and how do I fix it?


More transcendental numbers than natural numbers

How do we prove the existence of uncountably many transcendental numbers?


At which embassy should I apply for a Schengen visa when staying a few days in several countries?


How to solve for these two values - square root modulo composite and Chinese remainder theorem

Find all solutions to $x^2\equiv 1\pmod {91},\ 91 = 7\cdot 13$


Getting Id instead of name in Lightning Datatable columns


Why is MessageDigest returning same byte[] value for different strings

What's the simplest way to print a Java array?


QGIS - create linking lines or arrows to points when I move lables manually


Convert truthy or falsy to an explicit boolean, i.e. to True or False

How can I convert a string to boolean in JavaScript?


Real line $\mathbb R^1$ with the countable complement topology is not compact

Non-compactness of $\mathbb{R}$ with the cocountable topology


How intelligent/magical is Hermione's cat?

Is it ever revealed what Crookshanks is?


Why notify()/notifyAll() is really needed in Java threads

Java: notify() vs. notifyAll() all over again


How to concatenate an indefinite amount of lists item-wise in python

Get the cartesian product of a series of lists?


F# explicit member constraints: The type variable ^T could not be generalized because it would escape its scope


Integral mean value theorem- relate a point in the derivative to an integral


How do I get rid of the bullet while using /printbibliography and /footcitenote?

Removing document icons from a Bibtex bibliography in Beamer


How did Odin come to leave the Tesseract on Earth?

How did the Tesseract end up in Norway during the events of Captain America?


Can Rails Routing Helpers (i.e. mymodel_path(model)) be Used in Models?


What are the meanings of 'would's in the example?


Comma needed after "hour" in a 2-hour 15-minute traffic delay

Height and Weight — How to write them when abbreviations are not used


How to effectively save last 7 days statistics in SQL database?

Database structure for holding statistics by day, week, month, year


How to use unnumbered chapters with KOMA-script?


How to set model class data on a fragment?

What is a NullPointerException, and how do I fix it?


Cartesian Product of Two Countable Sets is Countable


How to set Content-Type on HttpURLConnection in Android?

How to set Content Type on HttpURLConnection?


Finite variety and its "vanishing ideal"

Every affine variety in $\mathbb A^n$ consisting of finitely many points can be written as the zero locus of $n$ polynomials