What does $\lim\limits_{x \to \infty} f(x) = 1$ say about $\lim\limits_{x \to \infty} f'(x)$?


How do I change the default location of an Android AVD?

Possible to change where Android Virtual Devices are saved?


Creating Peirce quincuncial map in QGIS?


Field containing emoji, showing unicode on querying


Is it correct to use "me too" and "I too"?


Why am I getting the error Exception evaluating SpringEL expression: "pagePost.totalPage > 0"?

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


Do I need a US visa to transit (or layover) through an American airport?


Can I use IIS Express to host a C# ASP.net website

Using IIS Express to host a website (temporarily)


Is it worth using Cat6 cables with existing Cat5e wiring?


error occues 'java.lang.String com.example.myapplication.FindUSer.getUrlimage()' on a null object reference in andoid app


How do I display an image in Java with no errors?


Can I travel to Paris for a day with a single entry visa for Schengen from Switzerland?


What is the reason for so much big prof of Cayley-Hamilton theorem in Linear Algebra?

To prove Cayley-Hamilton theorem, why can't we substitute $A$ for $\lambda$ in $p(\lambda) = \det(\lambda I - A)$?


Should 'is' or 'are' be used before a list of possible types of one thing?

"There Is"/"There are" depends on plurality of the first list element or not?


Why did Robb Stark invade the south rather than hold the north?

Was the rebellion of the North really necessary?


script with gsetting command for setting background not functional with cron

Editing Gsettings unsuccesful when initiated from cron


What is the molecular explanation of a common tension in an ideal rope even when two unequal forces are applied at the two ends of the rope?


Bluetooth isn't working in Dell Vostro 3560 with BCM43142 wireless adapter


Dualbooting Ubuntu on second drive (MBR)?

"Install alongside" option missing. How do I install Ubuntu beside Windows using "Something Else"?


Cyclically sort lists with some repeated elements?


Can two PHP instances (in Apache) share the same PDO persistent connection?


Script for login in multiple servers and execute commands and append output in one file

Automatically run commands over SSH on many servers


How to iterate more than 10 directories using "for dir in equil[0123]"?

What is the difference between `a[bc]d` (brackets) and `a{b,c}d` (braces)?


If $\sum a^2_n$ converges so does $\sum \frac{a_n}{n}$

Suppose $\sum{a_n}$ converges. How do I prove that $\sum{\frac{\sqrt{a_n}}{n}}$ converges


How to perform an assignment inside a lambda function

Assignment inside lambda expression in Python


How do I show that the derivative of the path $\det(I + tA)$ at $t = 0$ is the trace of $A$?


Adjust local space scale to fit object size

Why do the measurements of this object seem erroneous?


Two progress bars visible and keyboard also

Two load icons simultaneously appearing in Android app


When is a gerund supposed to be preceded by a possessive adjective/determiner?


$-1$ isn't a quadratic residue $\pmod{p}, p=4k+3$.

If p $\equiv$ 3 (mod 4) with p prime, prove -1 is a non-quadratic residue modulo p.


Finite group generated by two elements; what can we say about another element?

Examples and further results about the order of the product of two elements in a group


PHP SQL insert statement returning a syntax error, not sure what it could be

Syntax error due to using a reserved word as a table or column name in MySQL


How to get "p value" for time series data to detect significant change


"When I grow up, I am going to be a doctor"- Is it correct?


Why $\mathbb{Z}[\sqrt{-3}]$ is not a Euclidean domain?

Is $\mathbb Z[\sqrt{-3}]$ Euclidean under some other norm?


How do I return the response from an asynchronous call?


How to find the number value set to a specific character within a string (without counting) in python

How to find all occurrences of an element in a list


Inequality involving $\limsup$ and $\liminf$: $ \liminf(a_{n+1}/a_n) \le \liminf((a_n)^{(1/n)}) \le \limsup((a_n)^{(1/n)}) \le \limsup(a_{n+1}/a_n)$


HP Pavillion ay012nx Wi-Fi not working properly on Ubuntu 18.04

Wifi signal strength weak on Ubuntu 18.04 with rtl8723be


Make a gold badge to encourage more tag wiki edits

Librarian (gold) and Research Assistant 2 (silver) - proposal


iOS - Is it possible to make a macro globally available without importing the file in which it is defined every time?

How to define a macro globally in Objective-C?


Info option is missing from the dropdown on tag pages

Is the tag info page not available on mobile theme?


I have been trying to install vlc media player on ubuntu 16.04 LTS but keep facing this problem.Can anyone suggest me something?

How do I resolve unmet dependencies after adding a PPA?


Bundling an extension and packaged app together

Publishing more then one chrome extension as a single item in the Google store


Images rendered in visualforce page but can't be rendered in pdf

External Image Link Broken when Rendering as PDF


Download Mojave on a non-Mojave suitable computer

How can I download an older version of OS X/macOS?


Looking for the title of a book about being stark raving mad to navigate a ship

Story involving young female space travelling escapee with multiple personalities


Can DNS Servers give nearest IP to resolvers?

How can I send visitors to the closest server using DNS?


Is there a way to find $a$ and $b$ keywords in an affine cipher when only ciphertext but no plaintext is known?

Affine cipher: calculate the key from a known plaintext/ciphertext pair


store a function in a variable. Why dont work? python


ubuntu 32bit 13.04 iso image for virtual box

Where can I download the latest release of Ubuntu?


If $f$ is a concave function and $f(0) \geq 0$ then $f(a+b) \leq f(a) + f(b)$ for all $a,b >0$


Why did Dumbledore send Harry to the Dursley's house instead of to his grandparents?

Didn't Harry have any other family he could have searched for?


How to select (highlight) answers or questions text in superuser without using a mouse?

How to select (highlight) text in Skype chat without using a mouse?


How to boot WUBI installed Ubuntu within Windows 8?


Does symmetry of a matrix imply orthogonally diagonalizable?

Eigenvectors of real symmetric matrices are orthogonal


Python 3.5.1 regex doesn't match as expected

What is the difference between re.search and re.match?


Reshaping a column from a data frame into several columns using R

Faster ways to calculate frequencies and cast from long to wide


Missing /etc/hosts file – How can I create a new hosts file?


Page numbers in TOC become flush left when \thepage is changed

Right justify roman page numbers in list of tables


Fix corrupt NTFS partition without Windows


Proving that $9$ is a divisor of $x \in \Bbb N$ if the sum of digits of $x$ is divisible by $9$.

Why $9$ & $11$ are special in divisibility tests using decimal digit sums? (casting out nines & elevens)


How do you make sure that yor medication is legal to travel with?

What are the regulations for transporting medication abroad?


Null pointer exception with map fragment

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


Why can't my Dad join my world on Windows from his Mac?

Why isn't my Minecraft LAN server working?


My computer boots to a black screen, what options do I have to fix it?


Elementary Functions, Differentiation, Integration

Why is integration so much harder than differentiation?


problem installing MS Office2010 (64 bit) in Ubuntu 14.04 Wine

Can I install Microsoft Office? If so, how?


Exponentiation with fully homomorphic encryption

How could Fully Homomorphic Encryption support power operations?


Integration Services License requirements


Why is it a good idea to invest only in a Roth IRA or a no-load mutual fund invested in an indexed fund of the Dow or S&P 500?

Are Index Funds really as good as "experts" claim?


How to prove that $\|x+y\|_p<\|x\|_p+\|y\|_p$?

On the equality case of the Hölder and Minkowski inequalities


What application has this icon in taskbar of Windows-10? [left hand pressing a key]

How do I identify the process that owns a spurious dialog box?


“Instead of ʏᴏᴜʀ calling” vs “Instead of ʏᴏᴜ calling”

When is a gerund supposed to be preceded by a possessive adjective/determiner?


How to fix java.lang.NullPointerException: Attempt to invoke interface method 'boolean java.util.List.add(java.lang.Object)?

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


How to connect to the internet from Terminal when using a proxy with authentication


Python re.sub with a flag does not replace all occurrences


Variable labeled "undefined", despite being defined within a subroutine


If $a,b \in G$ and has finite prime order, what is the order of ab?

$\operatorname{ord}(u)=r,\,\operatorname{ord}(v)=s$ $\,\Rightarrow\,\operatorname{ord}(uv)=rs\,$ if $\,r,s\,$ (co)primes


In Bash, how can I check if a string begins with some value?


$P(|X| \geq \lambda a) \geq (1-\lambda)^2a^2$

$X$ is a random variable, if $\Bbb E(X^2)=1$ and $\Bbb E(X)\geq a>0$, prove that $\Bbb P(X\geq\lambda a)\geq(a-\lambda a)^2$ for $0\leq\lambda\leq 1$.


Design a question (addressing the chronological order involved) which is answered by say 'Abraham Lincoln was the 16th president of the United States'

Framing a question whose answer is an ordinal number


Is Synchronized(keyword) still working fine when the method is not invoked in a Java Thread

How to synchronize a java method called by PL/SQL


Is it true that $n^r(X_n-X)\xrightarrow{d}Z$ implies $X_n\xrightarrow{d}X$?

Convergence in distribution with given rate implies convergence in probability


Unable to get paginate_links working with a custom query


Getting Null exception while downloading PDF file stored in MySQL database in Blob format or Binary


Builder used same brand for lights and fan in 3 different places

How do I change the remote frequency options in my ceiling fan?


An upgrade from 'eoan' to 'disco' is not supported with this tool


Does Air India provide any compensation for delayed flights?


Will applications in the software center receive updates of new versions?

Why don't the Ubuntu repositories have the latest versions of software?


Change field type with hook_update_n for a module

How to change a field type from Integer to Decimal?


What time period, if any, is Chilling Adventures of Sabrina set in?

What year is the series "Chilling Adventures of Sabrina" supposedly set in?


Is there another way to solve this integral? (A bit long for my method)

how to integrate $\frac{1}{\sqrt{e^{2x}+e^x+1}}$


Best practice for caught exceptions not being used

Best practices for catching and re-throwing .NET exceptions


What is the selection order for parenting?


Voting on a post after X hours after you edit it

Vote too old to be changed, unless post is edited


Is asking a question with intonation {rather than the usual inversion} grammatically correct?


Sorting an Array That has Dictionary Values

How do I sort a list of dictionaries by a value of the dictionary?


Restore application data after renaming account folder

Rename home folder to match account name (High Sierra)


Does there exist an automorphism of $\mathbb{C}$ that does not keep $\mathbb{R}$ fixed?

Wild automorphisms of the complex numbers


matchAll Array for Group 1 Regex Matches

How do you access the matched groups in a JavaScript regular expression?


How are multi-qubit gates extended into larger registers?

How to derive the CNOT matrix for a 3-qubit system where the control & target qubits are not adjacent?


Prove that $\lim_{n\to\infty} \frac{a_n}{a_{n+1}} = p$

How prove this limit $\lim\limits_{n\rightarrow \infty} \frac{f_n}{f_{n+1}}=a$ given two other limits related to $f_n$


Exact bijection to prove rationals are countable

Produce an explicit bijection between rationals and naturals?


Error while trying to run an specific .deb file via terminal (Lubuntu 20.04)

How do I install a .deb file via the command line?


Finding example of $f\left(\bigcap\limits_{i\in I}A_i\right)\subset \bigcap\limits_{i\in I}f\left(A_i\right)$.

Do we have always $f(A \cap B) = f(A) \cap f(B)$?


Lost connection to MySQL server at 'reading initial communication packet', system error: 0


Pursue a PhD in a different field than MSc

Undergraduate research field different from PhD field


Protect .NET code from reverse engineering?


Is "star wars" equivalent to "wars of the stars" ? Then how about "world war"?

"A of B" or "B A" Noun Adjunct vs. Prepositional Phrase


Prove that for every polynomial $w(\lambda)=(-1)^{n}\lambda^{n}+a_{n-1} \lambda^{n-1}+...+a_{1}\lambda +a_{0}$

Is every real monic polynomial the characteristic polynomial of a real matrix?


New question based on an existing question on Minimum and Maximum of N(0,1)

Variance of Minimum and Maximum of 2 iid Normal


Am I safe?? [trying to prevent sql injection]


What would the collision of two photons look like?


12.04 CD won't boot on my new Dell Inspiron 15R

How do I install Ubuntu alongside a pre-installed Windows with UEFI?


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


(Beginner) Why does the temporary variable change in example 1, but not in example 2?


Does there exist an interval on the reals, however small, in which every number is irrational?

Infinitely many rational numbers between two different real numbers


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


Getting "E: Unable to correct problems, you have held broken packages."

How to debug an unmet dependencies problem?


Is buying a lens with image stabilization (IS) worth the money?

Is optical image stabilization a necessary feature for any lens?


Android studio RecyclerView crash my app on launch


How does a figure's height influence its positioning?

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


Motivation for the definition of continuous maps on topological spaces

Why are continuous functions the "right" morphisms between topological spaces?


Filling data at a particular location in a Data Table in C#


What hardware does Ubuntu Touch support?


What if we didn't know if particle is observed in double-slit experiment?

Hidden observers in Double Slit experiments - Do they matter?


QGIS - export a project with dependencies


Wifi Hot-spot not working on Ubuntu 18.04

How do I change Wi-Fi Hotspot settings in Ubuntu with GNOME 3?


I'm having trouble with \includegraphics I'm using MacTeX


substring cannot work in implement class, but charAt is able?


Simple if statement stops code from working


70s/80s SF short story about a bullied scientist who develops a new type of simple but deadly nuclear weapon

Short story where a scientist finds a way to explode the iron in the Earth's crust, considers a childhood of bullying, and releases the process


Why do photos of digital screens turn out the way they do?


Biblatex with Biber: Configuring my editor to avoid undefined citations


Is it ethically correct to be proud of one's country?


saned.service is DEAD! When trying to connect my scanner at my computer on WIFI


Haskell nested multiline comments aren't highlighted properly

What is syntax highlighting and how does it work?


Using Lagrange multipliers to find volume of a cone

Find the volume of the largest right circular cone that can be inscribed in a sphere of radius r?


I have to send out my passport for visa processing, can I fly with my expired driver's license and a photocopy of my passport

Can a person in the USA fly with an expired driving license?


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


Behavior of top alignment of columns in beamer

beamer: Top-aligning columns within a top-aligned frame


One must experience and process death to see Thestrals. But *must* one physically witness it?

Why COULD Harry see Thestrals following Cedric Diggory's death?


Can't identify reason for "column ambiguously defined" error

ORA-00918: column ambiguously defined in SELECT *


How to assign an image to all the 12 faces of a Dodecahedron

How can I use multiple Textures in Graphics3D


create multiple folders in python automatically


Disk space required for installation is larger than the one freed after removal: why?

Why apt-get install and remove do not clear the same space


Latex float so no stretching appears, but everything is placed on top

How to place a float at the top of a floats-only page?


On Text Changed event checking with Designation getting NPE

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


If photons have no mass, how can they have momentum?


Why are files and directories colored in different ways?

What causes this green background in ls output?


Can I uninstall my apps or packages on Ubuntu 20.04 perfectly?

Do you ever have to do any regular maintenance?


Safely turning a JSON string into an object


How can I typeset in landscape in PlainTeX


Disabling multiple simultaenous ssh sessions

Restricting SSH sessions for accounts on ubuntu server


Color the space under the ploted line in a pgfplot

Color intersection between curves using fillbetween


Finding rows affected by deadlock on page locks

Can I get notification when event occur?


How to use manual partitioning during installation?


ubuntu 17.04 usb installation asking for username and password


How to call a function after an asynchronous for loop of Object values finished executing


How do I Hide a post from Google results when I type my url?

How do you prevent web pages from appearing in the Google search index?


WHY? Parse error syntax error, unexpected T_STRING in C:\wamp ... on line 250

PHP parse/syntax errors; and how to solve them


How to install HPLIP on my Ubuntu to support my HP printer and/or scanner?


Adding input fields in Javascript with onclick button

Adding input elements dynamically to form


SSIS Substring, Findstring, and trying to separate a full name column into two columns

SSIS Transform -- Split one column into multiple columns


Querying dates: is "dateval LIKE '2014-01-01%'" a best practice?

MySQL SELECT WHERE datetime matches day (and not necessarily time)


Adding letters and numbers to create a variable name


How can I ensure that friends with iPhones send me SMS/text instead of iMessages?


Why are the elements of the periodic table stable?

How come neutrons in a nucleus don't decay?


Is there more to an interface than having the correct methods


Which system calls are called when file is updated from gedit?

Are there any command to see how processes are working?


How can I show/hide a RichTextBox target with NLog?

How can I use NLog's RichTextBox Target in WPF application?


Reducing the extra space after a period (without eliminating it)

Implementing a sort of "tightened frenchspacing"


Randomize a sequence of div elements with jQuery


How do I push amended commit to the remote Git repository?


How to get rid of "No match found" when running "rm *"


Is there a way to see the what percentage you are in a particular tag?


Quitting working - where to put 401k money?

Started new job. Rollover previous employer 401k to new 401k, IRA or Roth IRA?


Numerical underflow for a scaled error function


Facebook notification style (3), etc. in the window title

Poll in background for StackExchange™ MultiCollider SuperDropdown™ inbox events and update the titlebar accordingly à la Facebook


Ubuntu Software App loading no apps and no search working in Ubuntu 20.04


When some one places a lure module do i take othere poeples pokemon?


Wifi not working after today's (14 July 16) update

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


Tournament-legal to use a d20 to represent amount of similar tokens on the battlefield?

What should be used to represent creature tokens when the printed token card isn't available?


Cloud mask for Landsat8 on Google Earth Engine


Accidentally Deleted '.exe' file association in Nullsoft script?

How to repair a broken .EXE file association


Proving if $\sum a_n ^2 < \infty$ then $\sum \frac{a_n}{n}$ converges absolutely

If $\sum_{n=1}^{\infty} a_n^{2}$ converges, then so does $\sum_{n=1}^{\infty} \frac {a_n}{n}$


Returning to India from the US with two laptops

How much electronics and other valuables can I bring duty-free when going to India?


What's the python __all__ module level variable for?


Dell Precision 7520 laptop with preinstalled Ubuntu 16.04. Software Update failed on a wifi update and broke it

No more WIFI. oem-wifi-intel-iwlwifi doesn't build on the new 4.4 kernel


I have all DLC and I can't level up past 50

Can't level up after level-50 in borderlands 2 in True vault hunter mode


What is the difference between client-side and server-side programming?


jQuery AJAX synchronous but "pauses" tab till finished

How do I return the response from an asynchronous call?


Ellipsoids and positive semidefiniteness

How to prove $B-A \succeq 0 \Leftrightarrow$ ellipsoid $x^TBx \leq 1$ contains $x^TAx \leq 1$?


Algebra: What allows us to do the same thing to both sides of an equation?


What is the difference between phase difference and path difference?


Is it "Myself and _____", "_____ and myself", or "____ and I"?

Should I put myself last? "me and my friends" vs. "my friends and me" or "my friends and I"


Is there any way to get the path of a folder in macOS?

Mac Finder: Getting the path of a directory or file as as string


How to efficiently Append a result of an operation on each element of a list to itself


How can I develop for iPhone using a Windows development machine?


How to change file ownership when chown says "invalid user: ‘–R'"?


How to instal document class type for use in R studio.

Where do I place my own .sty or .cls files, to make them available to all my .tex files?


How can I obfuscate (protect) JavaScript?


Why use UUIDs in /etc/fstab instead of device names?

Why does fstab use UUID instead of the actual file system name?


If a polynomial takes integer values at every integer, does it have integer coefficients?


All firefox add-ons got disabled and can't download any from Mozilla web page

All of my Firefox add-ons have been disabled suddenly, how can I re-enable them?


Weird. My Flair now reports the rep from ALL of my SE sites

Should my flair be including sites with less than 200 reputation?


Eevee reflections clipping at the edge in render but not viewport

Objects, shadows and reflections not rendering in EEVEE


What is a deterministic method for evaluating a sensible buffer pool size?


Stuck on black screen with text after installation on Macbook Pro 2010

Ubuntu 18.04 LTS Macbook Pro - Live Disk Boot Trouble AND regular boot trouble


Polynomial satisfying $f(x) = f'(x) \cdot f''(x)$


Prove that $R$ is a commutative ring if $x^3=x$


Pass shell variable as a /pattern/ to awk


Why im not getting thickness with shrinkwrap modifier


Is DB connection closed by the destructor of SqlConnection class?


Solving linear congruence (modular inverse or fraction) via gcd Bezout equation


Computer won't boot after installing 32GB RAM kit

What exactly is the cause of RAM incompatibility?


Is there a formal spelling for the English letter names?


Solve For X inside arc-cos function (with division)


Story about a secret weapon fired at the moon


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


MS SQL query to copy a database structure (without data) to a new database

In SQL Server, how do I generate a CREATE TABLE statement for a given table?


Is it safe to use a 19v - 3.42A adapter on a laptop that requires 19v - 6.32A?

Laptop power supplies, does current matter?


Can I use a 3.5 A charger for a 2.0 A spec’d notebook?

Can a 20V 4.51A power supply be used with a computer that requires a 19V 3.42A power supply?


How to improve English quality of my paper?

How to find ways to proofread English in papers


How can the Cantor set be uncountable, yet its complement is the union of only countably many disjoint open intervals?

Is the Cantor set made of interval endpoints?


How to randomly select an item from a list?


eclipse split window switch shortcut key

Shortcut for "move to left editor" and "move to right editor" in Eclipse?


As Java intermediate programmer how can i contribute to Ubuntu?

How to start contributing to Ubuntu development?


Is the linearity of Y and X an assumption for linear regression?

How to tell the difference between linear and non-linear regression models?


Is every infinite group isomorphic to some isometry (sub)group?


Why did the Emperor want the Atreides wiped out?

What did Leto do to earn the enmity of the Padishah Emperor?


Can you help me with my software licensing issue?


--disable-new-menu-style flag no longer complies

How can I bring back the old menu style on Chrome 28 onwards, now that the --disable-new-menu-style switch has been removed?


What will be the formula of $2^2 + 4^2 + \dots + n^2$?

Sum of First $n$ Squares Equals $\frac{n(n+1)(2n+1)}{6}$


Is there a good reason to define helper macros second?


Android App crashes on startup with nothing changed..?

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


What is the practical use of protected inheritance?


How to make Google index all sitemap.xml records?


How can two zero-dimensional black hole singularities have different masses?

Is a black hole singularity a single point?


T prove that a statement holds for any integer

Using congruences, show $\frac{1}{5}n^5 + \frac{1}{3}n^3 + \frac{7}{15}n$ is integer for every $n$


URL for Google Drive plain text docs as, well, plain text

In Google Drive, how can you link directly to "Download" a zip file and not view the contents?


How does one Stack Exchange site know that I'm logged in to the other?

How does SO's new auto-login feature work?


How to synchronize downloaded emails from clients back to the IMAP server

Recovering deleted emails on IMAP server with Thunderbird


How to get vertex snapping to snap to one vertex


Not able to open SharePoint Online using SharePoint Designer 2013


Development Life Cycle of using GIT in salesforce.


Tcpdump command shows 10 requests per second on SSH


Existence of Natural Solutions to Linear Diophantine Equation

How to find solutions of linear Diophantine ax + by = c?


What happens behind the scenes when python adds small ints?

"is" operator behaves unexpectedly with integers


Where should I ask this question about Expression Studio licensing?

Where can I ask about Software Licenses/Licensing?


Is C#'s null-conditional delegate invocation thread safe?

Checking for null before event dispatching... thread safe?


How to add application to startup application menu?


what is the maximum level of reputation earned per day?

How to get over 200 reputation points every day


Does a Yemeni citizen need a transit visa for India?

Does a Yemeni citizen need transit visa to connect in Mumbai, India?


Why do I get a segmentation fault when writing to a "char *s" initialized with a string literal, but not "char s[]"?


Compositions of 4 positive integers summing up to 100


Android - Why the string returned by getResources().getStringArray cannot be used in if clause?


How to merge .CSS files with Sass (or other tool)?


How do I turn off a Steam Controller connected to a Steam Link?

Turn off Steam Controller without using big picture mode


Google has more than 500k cached indexes of my ex website. How can I remove them?

Ask Google to remove thousands of pages from its index after cleaning up from hacked site


Why magnetic field are from south to north pole inside bar magnet?

What is the direction of magnetic lines of force inside a bar magnet?


How much electronics and other valuables can I bring duty-free when going to India?


How to validate an email address using a regular expression?


How do I perform an id array query in Mongoose?

mongodb/mongoose findMany - find all documents with IDs listed in array


Prove inequalities $2\sqrt{n+1}-2 \leq 1 + 1/\sqrt{2} + 1/\sqrt{3} + .... + 1/\sqrt{n}\leq 2\sqrt{n}-1$

How to prove the inequality $2\sqrt{n + 1} − 2 \le 1 +\frac 1 {\sqrt 2}+\frac 1 {\sqrt 3}+ \dots +\frac 1 {\sqrt n} \le 2\sqrt n − 1$?


What are the elements of dihedral group $\mathbb{D_6}$?

What are the elements of the dihedral group D(3)?


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


Alternating sum of squares of binomial coefficients


5.5 Month old turns onto her stomach during sleep, should I turn her onto her back again?

7 month old wants to sleep on its belly -- is it safe?


Nullpointer Exception - Concurrent Hashmap

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


How I increase the space of weight in only one column?


Prove $f'(z)=f(z)$ implies $f(z)=ce^z$ for some $c \in \mathbb{C}$

Prove that $C\exp(x)$ is the only set of functions for which $f(x) = f'(x)$


Cubing all elements in a user-entered array

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


How may I reference the script tag that loaded the currently-executing script?


How to have two background-images with CSS?

Can I have multiple background images using CSS?


Low Quality Posts review queue no longer saying "recommend closure"?

Low Quality review queue erroneously showing "Close" instead of "Recommended Close"?


Why has a lot of software disappeared from Ubuntu Software in Ubuntu 16.04?

E: Problem executing scripts APT Update::Post-Invoke-Success error during apt-get update


PHP PDO. error number '00000' when query is correct


How to load JAR files dynamically at Runtime?


Name that nuclear holocaust survival book

Teenage girl in life-sustaining valley on poisoned Earth visited by another survivor


What's the reason for keeping a base line in optocoupler?

Optocoupler with phototransistor base lead


Is there a word that describes a conspicuous building that is out of its place?

How do I insultingly describe an extremely ugly building?


Strange Replace problem within RuleDelayed within function


Variant label-hidden with Lightning Input Field and LWC not hiding HelpText Icon?


How to split a number into individual digits in c#?

Is there an easy way to turn an int into an array of ints of each digit?


Selenium. How to navigate element who's href contains a certain string?

How to click a link whose href has a certain substring in Selenium?


How to completely disable unity launcher in Ubuntu 16.04?


Prove that for each $n\in\mathbb{N}$ $\frac{1}{2\pi}\int_0^{2\pi}(2\cos\theta)^{2n}d\theta=\frac{(2n)!}{n!n!}$


How to analyse 'Element not Found' exceptions when working with Selenium


How can I get the value of the current target ant?


How to Turn OFF Find My iPhone if I don't Know the ID & Password?


The equation $-1 = x^2 + y^2$ in finite fields

Weighted sum of squares, in a finite field


Remove columns from dataframe where some of values are NA


Is the concept of dimension still well defined for non-finite dimensional spaces?

Proof that two basis of a vector space have the same cardinality in the infinite-dimensional case


When is a Windows User's Temp directory cleaned out?

do files in the temporary folders get automatically deleted?


How to get single character from user without /n or printing in console

How to read a single character from the user?


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


Why won't this ocelot do anything but breed?


When to pass data via the Model vs ViewBag


Why is particle physics called high energy physics?

Why is 7 TeV considered as a big amount of energy?


Why does photon have to travel in sideways to hit the light clock?


Switch to mobile view from search page leads to opening page with no search bar


Show equivalence of statement $\left(P\rightarrow Q\right) \wedge \left(Q\rightarrow R\right)$ to ...

Show by using logical connectives laws that $(P\to Q) \land (Q \to R) $ is equivalent to $(P \to R) \land [(P \iff Q) \lor (R \iff Q)]$


Proving $\frac{1}{\sin(A/2)}+\frac{1}{\sin(B/2)}+\frac{1}{\sin(C/2)}\ge 6$, where $A$, $B$, $C$ are angles of a triangle

Proving $\csc\frac\alpha2+\csc\frac\beta2+\csc\frac\gamma2 \ge 6$, where $\alpha$, $\beta$, $\gamma$ are the angles of a triangle


UK visit visa ban after becoming an Australian national

UK: Is a 10 year ban still valid after acquiring new citizenship?


Creating custom XML widgets for Android UI

Declaring a custom android UI element using XML


Why is the write command not working with a generated string vs pre-generated string?

What is the difference between Python's list methods append and extend?


Is it possible to compile but not showing a part?


Finding the limit of the recursive sequence $r_{n+1} = \sqrt{2 + r_n}$

$\sqrt{c+\sqrt{c+\sqrt{c+\cdots}}}$, or the limit of the sequence $x_{n+1} = \sqrt{c+x_n}$


vba copyfromrecordset only outputting first column

Problem with VBA script reading from MySql database


Let $A\in \mathbb{R}^{n\times n}$ be invertible such that $A$ and $A^{-1}$ have integer entries. Prove that $\det(A)\in\{-1,1\}$.

$A^{-1}$ has integer entries if and only if the ${\rm det}\ (A) =\pm 1$


All-in-one tool to create and export all the iOS icon sizes

How to output multiple image sizes from one design?


Short story about the human race pooling together resources to reach dying race

Short story where humans receive false distress signal, lured into galactic federation


Markdown headers don't work inside spoiler tags

Spoilers don't support block formatting (and so don't format well)


I need to use a list of taxonomy terms in a form

Need a list of terms from a vocabulary machine name


Get "No such file or directory" when testing on iPad device but not in simulator


Selenium Webdriver - Pagefactory - TestNG - NullPointerException

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


“If” in dependent clause, and “then” in independent


Is there a way to use Canvas in IE7 or IE8?


Why public companies care how their stock price fluctuates?

Why would a company care about the price of its own shares in the stock market?


Squeeze Theorem - Finding the limit of $\sum_{k=1}^{n} \frac{n}{n^2+k}$

Question about $a_n=\sum_{k=1}^n \frac{n}{n^2+k}\ $for $ n \in\mathbb{N}$


Inequality involving $\limsup$ and $\liminf$: $ \liminf(a_{n+1}/a_n) \le \liminf((a_n)^{(1/n)}) \le \limsup((a_n)^{(1/n)}) \le \limsup(a_{n+1}/a_n)$


(iphone) build for archive, can't find 3rd party library header files. such as boost


Validate multiselect pick list with jQuery

Is there a way to perform validation for apex:inputField?


Error message; [IP]in-addr.arpa has no PTR record:

How to find a computer name in a LAN from the IP address?


Any hints to evaluate $\sum_{i=0}^{n}\frac{1+(-1)^i}{2}\binom{n}{i}$?


What is the certain difference between libraries and frameworks ? Especially in JavaScript

What is the difference between a framework and a library?


Trying to install tor but packages have unmet dependencies

E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages


How to find remainder of $31^{41^{101}}$ from division by 53?


How do I get a comand block in Minecraft pe


SQL : Select a table name containing specific string


Describe a partition of $\mathbb{N}$ that divides $\mathbb{N}$ into $\aleph_0$ countably infinite subsets.

Infinite partition of $\mathbb N$ by infinite subsets


"Unable to locate package" while trying to install packages with APT


Which is the idiomatic way to document a static_cast?

Why use static_cast(x) instead of (int)x?


limit of integral $n\int_{0}^{1} x^n f(x) \text{d}x$ as $n\rightarrow \infty$


How to detect character sets encoding for all of language?

How can I detect the encoding/codepage of a text file


What is a word to describe a statement that seems meaningless


Best practice exporting List in C# for COM Interop

What are alternatives to generic collections for COM Interop?


Sci-fi book with a scientist discovers and goes to an alternate reality, where items improve with use

A gateway to a new world/future where things can be improved with use


What is the sum of $\sum\limits_{i=1}^{n}ip^i$?


Combinatorics - find $n!$ using inclusion-exclusion

Expressing a factorial as difference of powers: $\sum_{r=0}^{n}\binom{n}{r}(-1)^r(l-r)^n=n!$?


Tell me BEFORE I change my name that it has 30-day permanence


pass the class method as pthread start function


How do I stop program from skipping over getline?

Why does std::getline() skip input after a formatted extraction?


Let $a, b, c$ be positive real numbers such that $a^3 + b^3 = c^3$. Prove that $a^2 + b^2 - c^2 \gt 6(c - a)(c - b)$ .


How do we treat the singular and plural of emoji? 😕


How can we differ LEFT OUTER JOIN vs Left Join

LEFT JOIN vs. LEFT OUTER JOIN in SQL Server


how to resolve the NullPointerException error in the following code? Throws error for setting text int TextField

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


New lock type: "Official Announcement Lock"

Add the ability to lock a question against edits


Maximize the volume given triangle's perimeter

maximize volume of triangle in given perimeter


When the automorphism group is trivial......

$|G|>2$ implies $G$ has non trivial automorphism


Backup Ubuntu 16 with Windows 10 dual boot system

How to make a disk image and restore from it later?


Proving $\frac{\sin x}{x} =\left(1-\frac{x^2}{\pi^2}\right)\left(1-\frac{x^2}{2^2\pi^2}\right) \left(1-\frac{x^2}{3^2\pi^2}\right)\cdots$


Can a "staff arcane focus" also act like a Quarterstaff?

Can the arcane/druidic focus staff double as quarterstaff?


"Here comes trouble": why is not it "Here trouble comes"?

"Here he comes", "Here comes he" : The order of pronoun and verb in inversion


Can someone on xbox 360 play gta 5 online with someone on xbox one?


Weak convergence + compactness = strong convergence?

Every subsequence of $x_n$ has a further subsequence which converges to $x$. Then the sequence $x_n$ converges to $x$.


Quadratic residue p-1 modulo p for p primes

$-1$ is a quadratic residue modulo $p$ if and only if $p\equiv 1\pmod{4}$


Thumb-drive (USB) not detected after formatting

USB flash drive not working or is appearing as an empty disk drive, Disk Management reports "No Media" with 0 bytes size


polar decomposition of a square A when A is not full rank/invertible


TikZ rectangular node with different rounded corners


In Java, how do I parse XML as a String instead of a file?


getString() does not retrieve String bigger than 255 characters

VARCHAR size limit in Excel spreadsheets


Getting derived class name statically in python

Difference between staticmethod and classmethod


Update a label with speed every x seconds


Is there a built-in function to print all the current properties and values of an object?


How can I display an integer that counted the time from my game in my endscreen?

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


How to send promotion email after quick registration

Unable to send e-mail. Contact the site administrator if the problem persists


How can I control the sharpness of corners using Subsurf?


The Excerpt gets page excerpt instead of most recent post excerpt


GRUB rescue problem after deleting Ubuntu partition!


Can an orthogonal matrix have a determinent that is not 1 nor -1?

A better proof for $\det(P) = \pm1$ if $P$ is an orthogonal matrix


Taking Mean for several elements of a list


Is it possible to use JS to open an HTML select to show its option list?


TypeError: unsupported operand type(s) for &: 'str' and 'int' in Python


Are there any XSLT processing command line tools?


How can I label marginpars or marginnotes to be able to refer to them?

how can i make the marginpar note have a number like footnote command does


Trouble having java and javascript interact

Android webview, loading javascript file in assets folder


How is the classical twin paradox resolved?


$G$ is finite, $A \leq G$ and all double cosets $AxA$ have the same cardinality, show that $A \triangleleft G$

$|AxA|$ is a constant implies normal subgroup


Can having too many noindex pages hurt ranking?

Can noindex tags on several pages affect the overall SEO or ranking on Google?


What Is The Fastest We Have Seen Wally West Travel?


How do you pronounce the decimal numbers in this sentence?


A question on the group algebra $k[G]$ of a finite abelian group


Looking for title of sci fi short story about attempts to colonise planet (Venus?). Scientist and his dog are main characters


unexpected TypeError: unsupported operand type(s) for +=: 'int' and 'str'

TypeError: unsupported operand type(s) for +: 'int' and 'str'


Calculating $\lim_{n\rightarrow\infty} \sum_{x = 1}^{n}{\frac{x}{n^2+x^2} }$

How do you calculate this limit $\lim_{n\to\infty}\sum_{k=1}^{n} \frac{k}{n^2+k^2}$?


If $F$ is a finite field, prove that every function in $F^{F}$ is a polynomial function

Every Function in a Finite Field is a Polynomial Function


How to skip "please [Enter] to continue" during automating apt-get install?

Is is possible to skip the confirmation step while adding a repository?


In PHP is there a difference between foreach syntax

Difference between if () { } and if () : endif;


Group and tally values for each record in SQL

How to use GROUP BY to concatenate strings in SQL Server?


Why does Cage visit the camp after the Omega is dead?

Why does Bill Cage wake up in the helicopter?


Server admin sent me a private key to use. Why?


Python regular expression to find pattern that is outside specific HTML tags

Python regular expression for HTML parsing (BeautifulSoup)


Would raising the review limit help with the Close Votes queue?

Huge close votes review queue on Stack Overflow


Primefaces 5 fileUpload handler not called

How to use PrimeFaces p:fileUpload? Listener method is never invoked or UploadedFile is null / throws an error / not usable


The distance between disjoint closed sets may be zero

Example to show the distance between two closed sets can be 0 even if the two sets are disjoint


Is an ampersand allowed in a href string?


In the bibliography, is it possible to adjust the page header to include the range of references?

Dictionary marks in biblatex for indicating in the header the first and the last reference for each bibliography page


Prepositions used when referring to a country's timezone: 7 o'clock at/by Moskow time

When to use 'by' instead of 'at' or 'on' to specify time/date?


What is the best regular expression to check if a string is a valid URL?


GRUB is not initialising the video upon boot

Dual-boot boot menu does not show up after installing Ubuntu 15.10 alongside Windows 10


Who vs whom in "Who is the right person to turn to?

What’s the rule for using “who” and “whom” correctly?


A good substitution to prove $\frac{f(b)-f(a)-(b-a)f'(a)}{g(b)-g(a)-(b-a)g'(a)}=\frac{f''(c)}{g''(c)}$.


How can I make this large number fit into my latex document?


jQuery complete a function after the first

How do I return the response from an asynchronous call?


Does the series $\sum \sin{(\sin{(...\sin{(1)}...)})}$ converge?

Does the series $\sum \sin^{(n)}(1)$ converge, where $\sin^{(n)}$ denotes the $n$-fold composition of $\sin$?


why lvalue required as increment operand error?


Python convert int to string preserving zeros


My disk already has 4 primary partitions, how can I install Ubuntu?


Can I put a 2.3 mountain bike tire on what now has a 2.10 tire. 26 inch

What is the maximum or minimum tire width I can fit on my bicycle


Sed Error : sed: -e expression #1, char 25: unknown option to `s'

sed fails with "unknown option to `s'" error


What determines which frames are inertial frames?


Add coloring rules for specified language keywords in lstinputlisting

Listings: text highlighting based on prefix


Tricky elementary integral $\int_{0}^{\frac{\pi}{2}}x\cot(x)dx$.


MacBook Pro can't run hardware test with pressing "D" key on reboot

Why is Apple hardware test (AHT) not loading when pressing key D on system start?


Cant connect to LAN worlds but can connect to servers Minecraft 15.2

Why isn't my Minecraft LAN server working?


Proving $\lim_{x\to9}\sqrt x=3$ using Cauchy's definition


Why am I getting the message "You've failed too many recent review audits"?

What are review tests (audits) and how do they work?


Someone flagged my question as already answered, but it's not


How to install windows 8 on another hard drive when windows 8 came preinstalled on laptop?

Where can I download Windows 8 legally, from Microsoft?


Did the wizarding world interfere with the muggle world?

How do Muggle Wars affect the magical world?


Let $\{a_n\}$ be a sequence of reals going to $0$ but whose series diverges. Prove that we can flip the signs of each term to get a convergent series

If $a_n$ goes to zero, can we find signs $s_n$ such that $\sum s_n a_n$ converges?


I keep getting this error when I run my game so far


Are there rules for what happens if a paladin breaks his oath?

What happens when a Paladin falls from grace?


Why "Questions needs votes too." is displayed so shortly?

Warning "You haven't voted question for a long time" disappears too fast


How can I convert ereg expressions to preg in PHP?


Young Surveyors Network or Young Surveyor Network?


How do you turn on and off window repaint while drag moving/re-sizing window in Windows 7?


TikZ 3.0.0 (release) produces strange shadings if used with XeLaTeX and standalone


Short story about two people who ran for their lives

Short story where time is accelerated and characters have to get back to ship?


Can't boot into Ubuntu in Windows 10 / Ubuntu dual boot


Intel Graphics Installer for Linux ends with an error in Ubuntu 14.04

Intel Graphis card not updating. Problem with ppa?


Is there harm in editing grammatical errors?

Should users edit other users' posts to correct grammar and spelling problems?


A Messy Definite Integral $\int_0^1 (x\ln x)^n dx$ or a Trick?

Evaluating $\int _0 ^1 x^k(\ln x)^m dx$ for integer $k$ and $m$


How can I remove the 'Possible Duplicate' from a question I asked?

Someone flagged my question as already answered, but it's not


Copy and paste clipboard history selectively

Clipboard manager with "history paste" support?


Planning to integrate $\int_{0}^{\infty} \frac{\log^2(x)}{x^2 + 1} dx$ using complex analysis

Help with integrating $\int_0^{\infty} \frac{(\log x)^2}{x^2 + 1} \operatorname d\!x$ - contour integration?


Using Ubuntu as a main OS on my Netbook Designed for Windows 7

How do I find out which version and derivative of Ubuntu is right for my hardware in terms of minimal system requirements?


Change the color of the specific portion of a string wrapped in a div


How do I check if an element is hidden in jQuery?


Prove that $x² + y² = z^n$ has a solution in $\mathbb{N}$, for all $n$ belonging to the set of natural numbers

$x^2+y^2=z^n$: Find solutions without Pythagoras!


How can I calculate $\lim_{n\rightarrow\infty} \frac{7^{\sqrt{n}}\cdot(n/2)!\cdot(n/2)!}{n!} $?


Maximum likelihood estimator and MVUE for a Exp$(1/\theta)$ distribution

Is $\bar X$ a minimum variance unbiased estimator of $\theta$ in an exponential distribution?


Ubuntu 14.04 32bit.iso will not load, at all, from KINGSTON usb

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


how to disconnect main service drop at service panel


MacOS Terminal ; Replace String in File With Another String

Find and Replace Inside a Text File from a Bash Command


How to suppress block ends in algorithmicx?

More compact Algorithm template in Latex


How can I find the first element returned from a  type of list returned by SQLite?

How do I get the first element from an IEnumerable in .net?


How do I install applications in Ubuntu?


90s Science fiction children's book with glass grass

Story Identification: colonists on a planet where the wheat is crystalline


Not able to install software on Ubuntu 12.10

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


Storing integer with leading zero in Python

What do numbers starting with 0 mean in python?


PHP HTTP Post to REST Service not updating database


How can I figure out what is the name of this math font?

How do I find out what fonts are used in a document/picture?


Ubuntu 18.04 GNOME shell extensions not working after installing Chromium/Chrome

GNOME shell extension doesn't work with snap version of web-browser


Integrating R into ArcGIS Desktop (ArcMap)?


Factory reset windows OS on dual booted system

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


Please do not forget to make your BIOS boot on sda6/EFI/ubuntu/shimx64.efi file!


If and Else statements are never reached in 2 Parts of program


Doing something even though you don't want to on an internal level

What is a word for doing something that you don't want to do?


What is a physically intuitive description of the "dot product" and "cross product"?

What is the physical significance of dot & cross product of vectors? Why is division not defined for vectors?


How do I use AppleScript to click buttons on a website?


Algorithm of checking if the number is prime

Which is the fastest algorithm to find prime numbers?


Is there an equivalent to Java -Xmx for python?


How can I view the Android internal partition table?


Is there a wood elf wife that you can marry?

How can I determine if an NPC is available for marriage?


Why does Principle for least action hold for classical fields

How general is the Lagrangian quantization approach to field theory?


Why does this code crash at the places mentioned?


Inserting timestamps into stream in bash

Is there a Unix utility to prepend timestamps to stdin?


How to change login screen background in 16.04LTS?

How do I change the login screen in Ubuntu 16.04+?


Congruence for the sums of odd powers of integers

Showing that $1^k+2^k + \dots + n^k$ is divisible by $n(n+1)\over 2$


/boot is full and I am unable to clean it


How to test a batch that executes based on CaseHistory records?

Is it possible to test apex that relies on field history tracking?


How To Set a Primary Key On a View Using ROW_NUMBER()?


I overloaded a virtual function, but it didn't work


Fullscreen Vista's Command Prompt, or Replacement


Can I safely charge my laptop with a non-standard, third-party charger?


How to route a specific resistance differential pair?

How do I lay out PCB traces for a given "differential impedance"


Suppose X and Y are independent random variables and $Z = X + Y$. Find the density $f_Z(z)$

Find the density of the sum of two uniform random variables


Does iTunes Home Sharing transfer in-app purchases?


Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/spark/sql/SparkSession$

Why am I getting a NoClassDefFoundError in Java?


2nd build to PDF stops with 3 errors when previous PDF is still open - Texniccenter 2.02, MikTex,

Configure TexnicCenter with something else than Adobe Reader X


Using Selenium webdriver with chrome browser - Junit or java - how to upload a file from desktop(or any folder in pc) to application

Unable to upload a file using selenium/web driver running with java


String arguments break optional argument default values?

How to specify optional arguments that take functional values


display the footer always down the page always

How do you get the footer to stay at the bottom of a Web page?


How to set a:link height/width with css?


How to find coefficients for Logistic Regression

Why logistic regression cannot be solved by OLS


XMLGregorianCalendar to String conversion error

Calendar to Date conversion for dates before 15 Oct 1582. Gregorian to Julian calendar switch


How to get the Vista taskbar to span multiple monitors?


Adapter to use DSLR lens on Mirrorless cameras

Can I use lens brand X on interchangeable lens camera brand Y?


How can I remove a property from a javascript object?

How do I remove a property from a JavaScript object?


Is there a camera comparison site similar to GsmArena for phones?

Where can I find reviews of and tools for comparing cameras?


$\operatorname{Im} A = (\operatorname{ker} A^*)^\perp$

Is the formula $(\text{ker }A)^\perp=\text{im }A^T$ necessarily true?


{genealogytree} Multiple Family Trees (with Unions)


Ubuntu 16.04 Steam only runs from terminal


hard voting versus soft voting in ensemble based methods

hard voting, soft voting in ensemble based methods


PHP Warning: mysql_fetch_array() expects parameter 1 to be resource, boolean given in

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


overinstall/reinstall/repair Windows 7 and keep old programs and data?

How to reinstall Windows 7 using in-place upgrade when the system is unbootable?


How can I enable Civ 5 Mods button on Mac OS X Mountain Lion?

How can I enable Civ 5 mods on Mac OS X?


Prove that $A =\{\omega\in\Omega: X(\omega)\neq Y(\omega)\}$ is a event of $\mathcal{F}$.

How to prove $\left\{ \omega|X(\omega)=Y(\omega)\right\} \in\mathcal{F}$ is measurable, if $X$ and $Y$ are measurable?


How do you find a vector in the form  when only the angle and magnitude are given?


How do I know what axis is facing forward(Blue,Red,Green) ? an how can I make when the transform start move to the next waypoint to rotate it?

How can I spin a child capsule of a cube parent?


What does the notation of $2^{\mathbb{N}}$ mean?

What does 2 to the power x mean in set theory


Finding additions and updates between two vector layers using QGIS

Checking what changed inside updated shapefile


When there are X New Questions, the views don't update untill you refresh the page


Is it possible to play Splitscreen Online?

What split-screen options are available in Battlefront?


Sum of cached memory and shared memory exceed total memory


Update Eclipse with Android development tools v. 23


Telling mathematica that something is an integer

How to specify assumptions before evaluation?


Prove that for $1\leq p\leq 2$ and $0<b<a$, $(a+b)^p+(a-b)^p\geq 2a^p+p(p-1)a^{p-2}b^2$.

Inequality concerning nonnegative numbers (related to Hanner's inequalities)


Why can templates only be implemented in the header file?


How do i create a script to locate a public ip address of a network computer?


Can I *actually* lock my computer, so that the only thing I can do is type my password?

How to remove or disable Ease of Access button on Windows 7 login screen


using Python to search for keywords in pdf


$-1$ is a quadratic residue modulo $p$ if and only if $p\equiv 1\pmod{4}$


Extracting coefficients from multiple equations and generating coefficient matrix

Extract matrix from a system of linear equations


Show that the system of all matrices of the special form is isomorphic to the field of complex number.

Complex number isomorphic to certain $2\times 2$ matrices?


How to fix "The system is running in low-graphics mode" error?


How to change "Show Apps" icon on Ubuntu 17.10

How do I change "Show Applications" button on GNOME 3 dash?


Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException on mouseEntered(MouseEvent e)

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


Add georeferenced png layer to map automatically


Why do denser things sink? Detailed justification needed


Where can I see beatifully formated online man pages?

How do I make man pages open in a web browser?


How to set windows 10 to boot first instead of Ubuntu?

How do I set the grub timeout and the grub default boot entry?


How to install Google input tools in Ubuntu 17.04

Need Google Input Tools to type Telugu in Celtx


Is it possible to define both const and regular version of the function with a single definition? (using templates, auto, decltype, etc)

How do I remove code duplication between similar const and non-const member functions?


Can you get virus by clicking .zip file?


Finding $\int_0^1 \left\{\frac1x\right\}\left\{\frac1{1-x}\right\}\left\{1-\frac1x\right\}dx$ where $\{x\}$ is fractional part of $x$

Integral $\int_{0}^{1}\left\{\frac{1}{x}\right\}\left\{\frac{1}{1-x}\right\}\left\{1-\frac{1}{x}\right\} d x=?$


Find nearest point given coordinates from another table

PostGIS nearest points with ST_Distance, kNN


ID for TSA regarding name on boarding pass


Using Rouche's Theorem to find the number of solutions of $f(z)=z$ in the open unit disc

Prove that there is an unique $z$ s.t. $f(z) = z$ where $z$ is a complex number


f and g are entire and $ \left|f(z)\right| \leq \left|g(z)\right| $ then $\exists \alpha\in \mathbb{C}$ such that $f(z)=\alpha g(z)$

Suppose $f$ and $g$ are entire functions, and $|f(z)| \leq |g(z)|$ for all $z \in \mathbb{C}$, Prove that $f(z)=cg(z)$.


If someone famous owns a dog, is it "someone famous’ dog"?


Algorithm to decide if a CTL formula can also be expressed in LTL and translate it?

Syntactic characterisation of the intersection of CTL and LTL


Modular Arithmetic ( using Euler's Totient Theorem )

Modular exponentiation by hand ($a^b\bmod c$)


Feedback regarding under-reporting of Beta site visitors

Zero visitors? What happened to site analytics about a week ago?


How to reference the subsection number without the section number?


What do Empire / First order officers wear in front of chest?

What are these cartridges that many characters have in the Star Wars movies?


Prove that $\mathbb{R}\not\cong X\times X$ for any $X$

The real line is not homeomorphic to any non-trivial product space


Proving an inequality on Ramsey numbers by induction: $t_{r+1} \leq (r+1) (t_r - 1) + 2$

Ramsey Number Inequality: $R(\underbrace{3,3,...,3,3}_{k+1}) \le (k+1)(R(\underbrace{3,3,...3}_k)-1)+2$


Opening multiple files on Python Different Encoding

How to find the mime type of a file in python?


How to keep processes running after ending ssh session?


How did Sherlock narrow his questioning to four women in The Sign of Three?

What was the connection between the Mayfly Man, Tessa and the other women?


What are the basic rules and idioms for operator overloading?


How do I rotate and scale edges in Edit Mode?


Unity 3D: How to stop/reset 2D sprite animation after releasing key?

In Unity, why do my animator states wait until the end of each animation to change?


Blender 2.71 Cycles render preview graphic purple (no missing textures)

Why are all the textures in my file pink?


Trouble accessing Google Drive from file manager

Is there a Google Drive client available?


Which filter would I use for daytime lightning long exposure?

What are neutral density filters and how do I use them to create long exposures in daylight?


Why my website is excluding from search results after migration to https?

Are drops in Google ranking common after switching to https?


Why is my e-mail still being picked up as spam? Using mail() function


Displaying image with package multicols?

How to have a figure with caption in multicol environment?


php ldap_bind returns error however ldapsearch console command works as exprected

ldap_bind() fails with "Can't contact LDAP server"


How to fix"java.lang.OutOfMemoryError" in android?

Strange OutOfMemory issue while loading an image to a Bitmap object


Problem on total derivative of bilinear form

How to differentiate a given inner product (CSIR DEC(2018)


Forcing two tables to be at the top of the page on facing pages

How to float until on left (or right) page?


How can I change what keys on my keyboard do? (How can I create custom keyboard commands/shortcuts?)


Proof for inequality containing a summatory and a product


Pascal triangle - how to derive row-specific formula

How can I prove the formula for calculating successive entries in a given row of Pascal's triangle?


How can I upload files asynchronously with jQuery?


Why don't the Ubuntu repositories have the latest versions of software?


Malformed Entry 1 in list file error for kubuntu Xenial

How do I remove a malformed line from my sources.list?


Why are both write and execute permissions on a directory necessary to be able to delete files?

Write-only permission for a directory doesn't allow to rename (move) files inside?


Inputting text value in text-field in specific format in iOS


If a moderator unilaterally deletes Meta questions about deleted main site questions, where ought I post my worries?

What recourse do I have if I believe a moderator has abused their privileges?


What is a good introductory book on quantum mechanics?


Why has the color gone from the last seen timestamp?

Colors in timestamps on Meta Stack Exchange do not indicate "recentness"


Circuitry to measure sub-nano ampere current


How do I start applications automatically on login?


Is there an OS X 'tail' tool that can monitor remote log files?


How to validate phone number with a plus (+) sign and "(0)" by regex?

How to validate phone numbers using regex


Why is this user is missing a particular badge although they have 450 points?

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


How do I get Google to show links to my site hierarchy in search results?


Let $\{f_n(x)\}$ be a sequence of polynomials defined as $f_1(x) = (x - 2)^2$, $f_{n+1}(x) = (f_n(x) - 2)^2$; $n \ge 1$.

What are the coefficients of the polynomial inductively defined as $f_1=(x-2)^2\,\,\,;\,\,\,f_{n+1}=(f_n-2)^2$?


Switched from Legacy to UEFI and then back, and now Windows does not start?

How to move an existing installation of Window 7 64bit to UEFI (from legacy)


Jquery load function loading data only when ran for the first time, but not on subsequent calls

Event binding on dynamically created elements?


Connecting two relative clauses in one sentence


Should reviewers be accepting edits that make tiny changes and then get around edit limits by adding comments to the post?

Should tiny edits be accepted or rejected in review?


Identify a short story where two astronauts on an orbiting platform are having a dispute

Short story about a crew finding an ancient alien ship filled with tons of artifacts from their society


R: saving lm object with least amount of space while still maintaining functionality of the predict function

Is there a way to 'compress' an lm() object for later prediction?


How to programmatically click a button in WPF?


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


Postfix failed because it can't set an exclusive lock

Postfix Failed to start : unable to set exclusive lock: Resource temporarily unavailable


How to search one word in Firefox address bar with Google, not OpenDNS?

How to stop Time Warner cable search on Firefox for Android?


Finding the Jordan basis of a $4 \times 4$ matrix

Finding Jordan basis of a matrix $(4\times 4)$


Resistor circuit that isn't parallel or series


JQuery Multiple selectors, $(this) reference?


Should my first trip be to the country which issued my Schengen Visa?


What causes inbox notifications to expand to fewer notifications?

Notification count doesn't match displayed number of notifications


How do I run different ubuntu versions in a virtual machine?


Why does the order of arguments in Show influence the result?

Plot Option Precedence while combining Plots with Show[]


stop triggering event on child if put on parent

jquery stop child triggering parent event


in my code please help i keep getting : Exception in thread "main" java.lang.NullPointerException

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


Existence of injection or surjection between two given sets

Proving $(A\le B)\vee (B\le A)$ for sets $A$ and $B$


How do I fix a "Problem with MergeList" or "status file could not be parsed" error when trying to do an update?


Can someone explain why 19.99 * 100 is 1998 in ruby?


Ruby greater than operand weird behaviour

Why do numeric string comparisons give unexpected results?


Delivery of Ubuntu 14.10 installation media to clients

Where can I get an Ubuntu Installation CD/DVD/USB?


Best way to implement keyboard shortcuts in a Windows Forms application?


access local jetty webserver from inside LAN

NAT translation not working from inside the network (hairpin condition)


Watermark / hint text / placeholder TextBox


$f$ has a root in $F$ iff $f$ has a root in $\text{Frac}(F)$


Finding joint PDF of $\max$ and $\min$ of $n$ iid random variables

Joint distribution of $\min(X_1,\ldots,X_n)$ and $\max(X_1,\ldots,X_n)$.


If $a_{1}=1$ and for n>1, $a_{n}=a_{n-1}+\frac{1}{a_{n-1}}$ , then $a_{246}$ lies between two integers, what are they?

How to find range $a_{75}$ of the term of the series $a_n=a_{n-1}+ {1 \over {a_{n-1}}} $


escape a string for shell commands in Python


When advertisers say product X has N times less 'thing' than product Y, what do they mean

"Ten times fewer the number" versus "one-tenth the number"


QGIS 3.0: Naming layers for saving in GeoPackages programmatically

Adding layers to GeoPackage using PyQGIS


Photoelectric Effect, Why can't two quanta interact with an electron at the same time?


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


Javascript variable "jsonElement" is being replaced in recursion

What is the scope of variables in JavaScript?


Can reputation across stack exchange sites be pooled?

Could there be a bit of reputation leakage between the sites, please?


Can I re-enter UK on a 6 month visa a week before it expires having already entered with it once?

Can I visit UK a month before my visa expires?


Launch error: selection does not contain main type

Error: Selection does not contain a main type


jQuery syntax - when to use $ (dollar) vs jQuery

What is jQuery(document) vs. $(document)


Can the double pendulum equations not be derived solely using Newtonian Mechanics (Newton's Laws of Motion)?


Add class to ancestor of current item with jquery

Reliable way to get the "ancestor" of an object with a specific classname, using jQuery


Square Brackets beneath Content in Math-Mode

\overbrace and \underbrace with square bracket


Determine limit: $\lim_{x \to -\infty} (\sqrt{x^2 +2x} - \sqrt{x^2 - 2x}) $

Find the value of $\lim_{x \to - \infty} \left( \sqrt{x^2 + 2x} - \sqrt{x^2 - 2x} \right)$


Find the derivative of $y = x^{1/2}$ by using differentiation from first principle.

Use the definition of derivative to find $f'(x)$ for $f(x) = x^{1/2}$.


How can I install Ubuntu without removing Windows?


how to insert the contents of an `\input`ed file into the source?

Replace \input{fileX} by the content of fileX automatically


Single word for old and many-times-seen content

Adjective equivalent of "As old as the hills"


Why is $\Bbb{Z}_2 \times A_5$ not solvable?


What does it mean "a dissertation submitted in partial satisfaction"?

What's the reasoning behind phrase "dissertation submitted in partial fulfillment of the requirements"?


Show that $x^2 + y^2 = 3$ has no rational points

Show that the curve $x^2+y^2-3=0$ has no rational points


If $f(2n)=\frac1{f(n)+1}$ and $f(2n+1)=f(n)+1$ for all $n\in\Bbb N$, then find $n$ such that $f(n)=14/5$.

Injectivity and surjectivity of a recursive function


Use of infinitive form of verb with another verb

When should a verb be followed by a gerund instead of an infinitive?


How do I install a package if the ppa repository doesn't have a release file for my version of Ubuntu?

What can I do if a repository/PPA does not have a Release file?


Compute the series $\sum_{n=1}^{+\infty} \frac{1}{n^3\sin(n\pi\sqrt{2})}.$


Why are plural pronouns used for a singular third person?

Is there a correct gender-neutral singular pronoun ("his" vs. "her" vs. "their")?


Is there a way to access a javascript variable using a string that contains the name of the variable?

Get global variable dynamically by name string in JavaScript


How can I give my friend one of my world saves in Terraria?

Can I transfer my Terraria character from one PC to another?


Why do the measurements of this object seem erroneous?


Book that starts with humanity narrowly escaping the death of the sun consuming the Earth

Story Identification: colonists on a planet where the wheat is crystalline


How to pipe all bash terminal output through command

How do I pipe each command given to the shell?


Can Quantum Teleportation be accomplished faster than the speed of light?

Can't quantum teleportation be superluminal some percentage of times?


Minimal prime ideals consist of zerodivisors

Why does a minimal prime ideal consist of zerodivisors?


Why do we need to start session and what is session basically?

How do PHP sessions work? (not "how are they used?")


Does calling object-functions on a valuetype cause auto boxing

does valueType.ToString() does a cast on the valueType?


Parsing a file for a specific word input from JTextField


PHPUnit - Running a particular test suite via the command line test runner

How to run a specific phpunit xml testsuite?


how to fix nullpointer error in library system?

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


Ubuntu 13.10 disable bluetooth at startup

How can I deactivate Bluetooth on system startup?


Do options get repriced at the end of the day, or the beginning?

At what time of day does time value fall off of a call option?


Let $d=(m,n)$. Prove: $φ (mn) = φ (m) φ (n)\frac{d}{φ (d)}$

Proof of a formula involving Euler's totient function: $\varphi (mn) = \varphi (m) \varphi (n) \cdot \frac{d}{\varphi (d)}$


How to prove by arithmetical means that $\sum\limits_{k=1}^\infty \frac{((k-1)!)^2}{(2k)!} =\frac{1}{3}\sum\limits_{k=1}^{\infty}\frac{1}{k^{2}}$


Prove that for every positive integer, this polynomial is divisible by 8

Prove that for every positive integer, this polynomial is divisible by 24.


What is the maximum likelihood for this distribution(received signal)?

Linear regression: any non-normal distribution giving identity of OLS and MLE?


What parts on a printed circuit board can make unintended sound?

What electronic component of a computer produces (sound) noise?


How do I unload (reload) a Python module?


Is it possible to mark or modify a player with a specific item in their inventory


How to stop Unwanted Updates and Unwanted Bandwidth access in Windows 10

Stopping all automatic updates Windows 10


With arrays, why is it the case that a[5] == 5[a]?


Unexpected behavior of Python classes (importlib x import subsystem)

Importing modules: __main__ vs import as module


Is there a way to do something on a J2EE server-start? I'm using Tomcat

Using special auto start servlet to initialize on startup and share application data


Show that $\left|\frac{\alpha - \beta}{1-\bar{\alpha}\beta}\right| < 1$ when $|\alpha|,|\beta| < 1$


Very slow download speed on Ubuntu 20.04 vs Windows 10

Slower download speed compared to Windows on Ubuntu 20.04


Dumping a unconscious enemy to the water, counts as a kill?

Do unconcious people who fall in water die?


How to check a process is running in which core?

Determining the particular processor on which a process is running


Matching list entries by two values, adding the third


How to iterate over matches which contain spaces


How I can run .exe file with monodevelop, without running it through compiler?

Ubuntu terminal not waiting for Console.ReadKey() input


How can it be proved that $\int e^{-x^2}dx$ has no elementary closed form?

How can you prove that a function has no closed form integral?


Converting Firewire to USB 3 - is it theoretically possible?


Can this not be done with variadic template parameter packs?

variadic template parameter pack expanding for function calls


Testing spatial autocorrelation for presence-absence records?

Seeking appropriate statistic to measure spatial autocorrelation of points with binary values


Show that $x^3 + 3x+2$ is irreducible in $\mathbb{Z}[5]$

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


Autofixture and Moq not passing in mocked parameter

AutoFixture with AutoMoq and concrete object injection


Something is not working with my references

Question mark or bold citation key instead of citation number


Generalization of Bessel's correction to higher order models?

Why are the Degrees of Freedom for multiple regression n - k - 1? For linear regression, why is it n - 2?


Can a 3 years PhD make an independent researcher ? Or how many post-docs after PhD to be an independent researcher?

How/when to become independent in research as a graduate student?


Error Traced[line: 42] Le contenu des éléments doit inclure un balisage ou des caractères au format correct

Error parsing XHTML: The content of elements must consist of well-formed character data or markup


How to put whole of a text on a single page?


Why do I get a Fatal Error out of memory in Magento?


Why java doesn't allow final class to be inherited?

Good reasons to prohibit inheritance in Java?


iPad Mini 1st Gen (Jailbroken), want to upgrade from 7.1.2 > 9.0.2, not 7.1.2 > 9.3.5, don't know where to start.

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


Getting Null Pointer Exception while implementing Gif image in SplashScreen

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


How to automatically feed two arguments to program after startup?

How to pass password to mysql command line


Combination of Token pasting and stringizing


Lemma 8.2.5 Analysis by Tao (set theory)

Real Analysis - Prove a set is countable


How Can I display values of variables in a "PHP contextual filter code" to debug my code?

Where to find structure of objects that I can access in PHP snippets added to different parts of UI?


How many operating systems are allowed to install a single computer?

How many Operating Systems allowed in a single computer


'An avalanche of mail'? - it should be 'mails', shouldn't it?


What approach should I take to find the oldest question on a stack exchange site?


SQL Server Management Studio 18 won't open (only splash screen pops up)


How to define different messages when Navigation Away and Reloading page?

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


Unix : taking repeating value from a column and making a file out of it

Unix separation of specific numbers from Column


total newbie please help with installing the ISO


Contour integration of $\frac{\log( x)}{x^2+a^2}$

Evaluate $\int_0^{\infty} \frac{\log(x)dx}{x^2+a^2}$ using contour integration


What are the advantages and disadvantages of transferring to a secondary vs. a long primary?


Check if the broadcstreceiver is registered?

How to check if Receiver is registered in Android?


springMVC+mybatis+mysql can't insert blob

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


How to run a scheduled job every 1 minute , and automatically start the re-scheduled automatically?

Schedule apex class to run every minute as there can only be 5 batch jobs


What's a word or phrase for lacking the normal fear of a particular danger?


How to determine if the client is a touch device

What's the best way to detect a 'touch screen' device using JavaScript?


Org-level authentication towards an external service via Resource Owner Password Flow

Using Named Credentials in OAuth 2 authentication (grant_type=password)


Error in on a null object reference on custom list view


Where to ask questions, that are related to 2 Different sub-Sites?

How should we deal with questions that fit on more than one Stack Exchange site?


How to concatenate a std::string and an int


Finishing current activity from a fragment


Character can't jump in other angle with fixed angle off

How do I make my character jump in any angle?


How do I load a javascript file dynamically?


"Notice: Undefined variable", "Notice: Undefined index", and "Notice: Undefined offset" using PHP


How to implement multiple EventHandlers?

How do I generate a list of delayed rules?


If $3$ divides $a^2 + b^2$, then $3$ divides $a$ and $3$ divides $b$

Prove that if $3\mid a^2+b^2$ then $3\mid a$ and $3\mid b$.


How do I get the IP Address of server in homegroup?

How do I set a static IP address in Windows?


Is there a Mathematical or Scientific, or any explanation/proof that points the direction of the Cross Product?

Why is cross product defined in the way that it is?


How to script file for a Mac with several Terminal commands

Connect and run commands over SSH using script


Is it legally allowed to pursue an MBA while pursuing a PhD in Sweden?

Does it make sense to get a second M.Sc. while pursuing a PhD?


Many black people I've met have bigger lips than white people, why?

Evolution of the (phenotypic) facial features of the indigenous people of (west/central) Africa


Sum of reciprocals of integers with one digit missing

Sum of reciprocals of numbers with certain terms omitted


How to use eval() safely in JavaScript for education app?

Is it possible to sandbox JavaScript running in the browser?


How can a vector have both contra-variant and co-variant components?

Understanding the difference between co- and contra-variant vectors


Stabilizing a gravel driveway with massive holes and steep inclination


Help defining objective function and constraints to minimize standard deviation of list of points

Minimize the standard deviation in list of numbers by subtracting from each value


python pexpect sendcontrol key characters


c++ - automatic casting with derived class


Where can I get a clean ISO of a specific build of Windows 10?


Word for liking and not liking something at the same time?

Word for feeling conflicting emotions simultaneously


I need help to identify the purpose of starthelp.exe

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


Retrieving JSON Object Literal from HttpServletRequest


7) Prove that $2n-3 \leq 2^{n-2}$ for all $n \geq 5$ by mathematical induction

Prove that $2n-3\leq 2^{n-2}$ , for all $n \geq 5$ by mathematical induction


How private writeObject method of Serializable object called by object of ObjectOutputStream


Could we have an official preference on English question title capitalization?

What should be the default title case for non-technical questions?


Is space and time consecutive in physics, like frames in cameras?


Can We Always Realize the Value of the Quotient Norm.

On the norm of a quotient of a Banach space.


Why doesn't Gollum age when he loses the ring?

Why didn't Gollum grow old and die after he lost the One Ring to Bilbo?


What's the difference between 'sudo [command]' and 'sudo sh [command]?


Event binding on dynamically created elements?


Intuitive description of what a topological space is?!


Searching for open source literature management software

Free, open-source substitutes for Mendeley?


How can I extract the Windows 8 OEM product key when I can't boot to Windows

How do I get out my embedded Windows 8+ key from a Linux environment?


How to show render-stamp for arbitrary values?


What is the correct implementation of chainable getters/setters that use inheritance? (Java)

Method chaining + inheritance don’t play well together?


Show when a post is in the process of being edited

Provide indicator that another user is editing a post


Pr[(X and Y) and (X or Y)] is Pr[X and Y]?

In a family with two children, what are the chances, if one of the children is a girl, that both children are girls?


Does a Deva's Change Shape Effectively Heal It?

Can polymorphing monsters spam their ability to effectively give themselves a massive health pool?


difference betwen c++ 'double' values is not matching with expected value


How to enable bluetooth when there is no hardware switch

How to enable hard-blocked bluetooth in Thinkpad Edge 320


Prove that a theory $\Gamma$ is consistent if and only if there is a structure $M$ so that $M$ $\models$ $\Gamma$.

If $\Gamma$ is satisfiable then $\Gamma$ is consistent


Is there a difference between "are here also" and "are also here"


Capture terminal text into file as it happens


My /boot partition hit 100% and now I can't upgrade. Can't remove old kernels to make room


What is Big O Notation's length measured in?

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


How to get values from JTable's row then assign them to an array?

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


Shape of a string/chain/cable/rope/wire?


Making polygons from lines (polyline to polygon) in QGIS?

Making polygon from intersecting lines in QGIS using Polygonize or similar?


Image size enlarged without losing quality

How can I increase the size of a .jpeg without losing quality?


What is the correct way to pluralize an initialism in which the final word is not pluralized by adding the letter "s"?


NullPointerException when adding search function to SimpleAdapter


Traveling to Northern Kosovo (e.g. Zubin Potok)


How do I match any character across multiple lines in a regular expression?


Can an attacker predict value of $d$ if attacker already used $n$ for encryption?

Is it feasible to build an index of prime factors?


Multiple Xauthority files generated in home directory

Why do I have so many .Xauthority.* files in my home directory?


Why can templates only be implemented in the header file?


Timestamping each line of a file with a date taken from the file itself


What is a recommended strategy on exercises in a mathematical textbook at graduate level?

Is solving all of the exercises in a textbook a good idea?


L9 library must be installed! error occurred


When should I use double or single quotes in JavaScript?


Russian Language Bold Font problem with newtxtext


. The equation $x^3 +10 x^2 − 100 x + 1729 = 0$ has at least one complex root $α$ such that $ | α | > 12$.

Show that the equation, $x^3+10x^2-100x+1729=0$ has at least one complex root $z$ such that $|z|>12.$


When a question is migrated, re-associate the comments when the user creates an account on the site

Comment authors are not getting migrated


DelaunayMesh in a specified closed region - creating a concave hull from a set of points


A quiz question in elementary number theory about division by polynomials

$n \mid (a^{n}-b^{n}) \ \Longrightarrow$ $n \mid \frac{a^{n}-b^{n}}{a-b}$


Exporting plots on a remote machine without display in script mode?


Why has my timeline/keyframe filled the whole screen?

Accidentally hit "toggle full screen", How do I exit?


Why photons are having energy when they are massless?


how to glob every hidden file except current and parent directory

How do you move all files (including hidden) from one directory to another?


Read Data From File Using Command Line Java


Formal proof that $e^x$ is not algebraic


How can I enable USB tethering through ADB?

Is it possible to activate the "USB Tethering" Android setting from the command line?


Is there any world-wide ranking of conferences/journals?


how to fetch data from two tables in mysql?


How to SELECT all columns from a table (except a few)?

How can I "select *" from a table in MySQL but omit certain columns?


Why if the antecedent P is false, and the consequence Q true, then the implication P $\Rightarrow$ Q is true?

Assumed True until proven False. The Curious Case of the Vacuous Truth


Where is "in honoring" or "to honor" more appropriate as an idiom?

When should a verb be followed by a gerund instead of an infinitive?


Setting command block with preset commands in Minecraft PE?

Is it possible to use NBT tags in commands in Minecraft: Bedrock Edition?


Using SSH folders as a directory for my local system?


Working with different PHP version at the same time, php_value extension_dir not working?


How would I write this multidimensional array to a one dimensional array?

How to "flatten" a multi-dimensional array to simple one in PHP?


Is being unseen an equivalent to being hidden?

Do you need to be hidden to get advantage when attacking while unseen?


Let a be an integer greater than or equal to 2. If a | mn, then a | m or a | n. Show that a is a prime.

Let $R$ be an integral domain. If $x \in R$ is prime, then $x$ is irreducible.


If I add mods to a server, do the clients have to download them too?

Can my friend and I play minecraft together with different mods?


How does a decision tree split on a categorical variable?

Difference in implementation of binary splits in decision trees


How do I reproduce the animation in this video?

Visualizing the primes with the Riemann Zeta function


When is logistic regression solved in closed form?


Find the sign of the following integral: $\int_{0}^{2\pi}{\sin x\over x}$.

Find the sign of $\int_{0}^{2 \pi}\frac{\sin x}{x} dx$


How to make an background image seem like a single image


The MD5 hash value is different from Bash and PHP

Why is my command-line hash different from online MD5 hash results?


Show treeview items connected with lines?


How increases the flow rate of a fluid by increasing pipe diameter?

How does the radius of a pipe affect the rate of flow of fluid?


Does sizeof(pointer) depend on the object type?


Will MX records with a longer TTL help mitigate effects of DoS attack?


What is the relationship between the volume form and the divergence operator?

How to derive the divergence theorem from the General Stokes theorem?


Let $X$ be a Banach space, and $E$ a closed subspace, then $X/E$ is a Banach space

How to show that quotient space $X/Y$ is complete when $X$ is Banach space, and $Y$ is a closed subspace of $X$?


Sahrepoint 2013 REST - can't pull names in field "AssignedTo"


How to print strings in column-like in java

Is there an easy way to output two columns to the console in Java?


Failure Message: "System.LimitException: Too many SOQL queries: 101",

System.Exception: Too many SOQL queries: 101


Does the $\sum^{\infty}_{j=1}(b_j)^3$ converge if $\sum^{\infty}_{j=1}(b_j)$ converges?

If $\sum_{1}^{\infty}(a_n)^3$ diverges, does $\sum_{1}^{\infty}(a_n)$?


print error: cannot concatenate 'str' and 'float' objects

Cannot concatenate 'str' and 'float' objects?


Should I use the datetime or timestamp data type in MySQL?


Prove that the following polynomial has no multiple roots

Prove $f=1+x+x^2+x^3+\cdots+x^n$ has no multiple roots.


Duplicated objects are moving back to their original position. Is this a bug?


Can OP now accept their own answer quickly?


\normalfont in new theorem-like environment


Closed form expression for infinite series


can a forms action url contain querystring values?

What happens if the action field in a  has parameters?


run a script by double-clicking the executable file

How do I run executable scripts in Nautilus?


Can a symmetry of a subset of the plane always be extended to the entire plane?

Every partially defined isometry can be extended to a isometry


Ubuntu stuck on purple screen while booting

My computer boots to a black screen, what options do I have to fix it?


Why is my Mac trying to connect to 10.0.1.2:7000?

Little Snitch reports outgoing connections for AirPlayXPCHelper for wrong subnets?


Looking for a science fiction movie with tentacles and a cure?

Movie: A black blob or possessive creature is taking over people in a town


How can I sync my Opera bookmarks with Chrome or Firefox?

Share bookmarks between Firefox and Opera


Proving the set of finite subsets of $\mathbb{N}$ is countably infinite

Show that the set of all finite subsets of $\mathbb{N}$ is countable.


Output format while building mysql php countdown function

Converting timestamp to time ago in PHP e.g 1 day ago, 2 days ago...


SSH Tunnel (Port forwarding) over another SSH Tunnel?


How could I retrive full internal storage of an Android smartphone in order to restore data?

How to recover a deleted file from /data partition?


Can I use variables inside {} expansion without `eval`?


Test run for Web Service Callout batch class


Length of latus rectum of parabola given the equation of the tangent to the parabola, the point of tangency and focus


Remove formatting tags from string body of email


Determine all units of the domain $\mathbb{Z}[\sqrt{2}]$


Why does this function affect a non-global variable outside of its scope in JS?

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


How to pass iterators to parameters correctly (C++)?

What's the difference between passing by reference vs. passing by value?


Prettiness of ternary operator vs. if statement


Returning multiple values from a C++ function


What makes a good entry level road bike?


"If something was" vs "If something were"


If $A^n$ = $I$ for some $n>0$, then $A$ can be diagonalized?

If $A$ is a complex matrix of size $n$ of finite order then is $A$ diagonalizable ?


ASP.NET MVC3: Debug and Release app settings not working

How can I use Web.debug.config in the built-in visual studio debugger server?


driver is not used for Radeon HD 7770 ( running in Software Rendering Mode )


I can't get a div to center horizontally


How to decide which lens to buy ND filter for?

What should I do when I have lenses with different filter thread sizes?


How to use Python unittest assertRaises to test that function doesn't throws any exception?

Pass a Python unittest if an exception isn't raised


Subject -verb agreement with appositive clauses

Should enclosing commas be treated as parentheses?


What are the current travel restrictions on individuals entering the United States from regions affected by Covid-19?


E: Malformed entry 54 in list file /etc/apt/sources.list (URI parse) E: The list of sources could not be read

How do I remove a malformed line from my sources.list?


How can I calculate the nutritional value of something homemade?

How to calculate the calorie content of cooked food?


How to force a redirect (override the destination query string in the URL)


Can relative velocity of a particle exceed the speed of light?

What is the relative speed of two near-light speed particles headed towards each other?


How do you make a list of all possible arrangements in python?

How to generate all permutations of a list?


why compiler doesn’t provide the default constructor when a class contains any parameterized constructor?

Why does the default parameterless constructor go away when you create one with parameters


What can I do if a repository/PPA does not have a Release file?


What's the difference between semicolon and double ampersand &&


Were there other wandmakers in Diagon Alley?


Download Google web fonts, how to install it?

How to automatically install entire Google Web Fonts collection?


Looks like a have two accounts via Google OpenID

How can one link / merge / combine / associate two accounts / users? (Anonymous / unregistered / cookie, or Google / Facebook / registered)


Find the limit of a series of fractions starting with $\frac{1}{2}, \, \frac{1/2}{3/4}, \, \frac{\frac{1}{2}/\frac{3}{4}}{\frac{5}{6}/\frac{7}{8}}$


Assigning strings to arrays of characters


Why did the Final Five get this particular song stuck in their heads?

Was there a meaning to the song used in the Battlestar Galactica episode "Crossroads Part II"?


Change mouse speed and not the acceleration


How to match character repetitions spanning across multiple lines?

How do I match any character across multiple lines in a regular expression?


How to show that $\lim_{n\rightarrow \infty }(1+\frac{x}{n})^{n}=e^{x}$

About $\lim \left(1+\frac {x}{n}\right)^n$


ARIMA, p and q identification. Please help


Do bigger focal lengths capture more light?

Why doesn't exposure change when changing focal length?


How to plot an image with non-linear y-axis with Matplotlib using imshow?


JList not updating when adding element to DefaultListModel


While reading the next and previous lines in a file I get a null pointer exception

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


Fixing virtual machine and descriptor file - rewriting vmx

Find and Replace Inside a Text File from a Bash Command


Is it true that f is differentiable, and $\lim_{x\to\infty}f(x)=0,$ then $\lim_{x\to\infty} f'(x)=0$

If a function has a finite limit at infinity, does that imply its derivative goes to zero?


Determining the existence or non-existence of Non Trivial Ideals of $L(V)$


Creating new field with values from different fields QGIS

Use field calculator to change values from a,b,c etc. to 1,2,3 etc.?


Is correct to say: "John, there is a Mr. Smith on the phone for you"

Why is “a” necessary before "Mr. X" and "Mrs. Y"?


Static block execution before main method

What is the difference between a static and a non-static initialization code block


Are there any purely semantic proofs of the compactness theorem that don't use the full axiom of choice?

Ultrafilter Lemma implies Compactness/Completeness of FOL


How to extends multiple classes, in php?

Can I extend a class using more than 1 class in PHP?


Objective C's ARC vs C++'s Manual Memory Management

What are the advantages and disadvantages of using ARC?


Is .asc supported raster data source for QGIS?


Domain name resolution tool not specific to DNS


Unit Testing and Mocking using RhinoMocks


By 18 years of age, I want a brand new car that's $43,668


Are evals in Javascript really a security risk, when the code is available anyway.


Which one is a correct way to give definitions?

Are "if" and "iff" interchangeable in definitions?


Mirror Linux disk writes to secondary disk

Can I get SSD rw performance while keeing data security if I combine SSD & HDD in btrfs RAID1


collision doesn't work in render (it works well when I play a preview before rendering!)

Particles in render not matching preview (Blender 2.8)


Does Resident Evil 7 mark disposable key items like RE2 remake?

Do multi-use keys get discarded when finished with?


Split a string stored inside an array in bash

How do I split a string on a delimiter in Bash?


Difference between component.get("") and component:find("")


Arranging solenoids into a sphere to create a magnetic monopole?

What is the magnetic field inside hollow ball of magnets?


Remove the Packages completely leaving no file?

How can you completely remove a package?


Prove that: $P(A) \bigcap P(B) = P(A\bigcap B)$

The power set of the intersection of two sets equals the intersection of the power sets of each set


Fixing Raster Calculator Error 000539 ImportError: No module named numpy?

ArcGIS Raster Calculator error 000539 ImportError: No module named numpy?


find $u,v\in \mathbb Z$ such that $231u+45v=1$.

Given two coprime integers, find multiples of them that differ by 1


Set up a render farm with multiple OS and spec


If someone makes a picture of me, who owns the right to it?


MySQL replication of single DB to same server


Help! 'Saving' animation for edits that are saved on change (without clicking a save button)

Should I provide feedback from a save button?


Cancellation token in "Task Run(Action action, CancellationToken cancellationToken)", what for?

Cancellation token in Task constructor: why?


Alternative to Private Messaging in chat may be sending Private Contact Details?


Why does the mirror modifier sometimes give me an overlapping mesh?


Multiple developers on one git repository


How to merge lists into a list of tuples?


How to adapt classicthesis layout to B5paper and Linux Libertine


How to apply materials to specific faces only?

Add different materials to different parts of a mesh?


Syntax highlighter doesn't handle unpaired backticks

What is syntax highlighting and how does it work?


Why total RES doesn't match used memory in top command?

Correctly determining memory usage in Linux


How to use Pattern to check if a string matches any numerals in I, II, III, IV, V

How do you match only valid roman numerals with a regular expression?


Why don't cloud water droplets fall to the ground?


Why does holding something up cost energy while no work is being done?


Why do Hilbert logic systems use the axioms that they do?

How to demystify the axioms of propositional logic?


How can I render objects with very shiny surfaces?


Can I use "whether" instead of "if" in this sentence?


Applying for masters in a field different than what I have experience in

Graduate school admission with a degree in a different field


Tags not completely hidden when used in spoilers


Prove that Riemann integrability implies boundedness.

If a function $f(x)$ is Riemann integrable on $[a,b]$, is $f(x)$ bounded on $[a,b]$?


The rich get richer phenomenon in stackexchange communities


how do i change an old project I had so it can use ARC?

How to automatically convert Manual Retain-Release code to ARC?


On my minecraft sever i cant get my hunger bar to go down HELP


Overlapping text in side-by-side view of edit review queue

Long word in title overflows into right column in suggested edits queue


how to freeze/hibernate system apps in non-root android mobilephones

How can I deal with unwanted system applications without rooting?


Purpose and relevance of website name and logo?

Why is there a header and logo at the top in a web application?


Highlight unanswerable questions (i.e closed, on-hold, dupe etc)

Should the questions put on hold be marked on questions list with a color?


Is there any way to compile a DLL into your exe?


Proof explanation: Hahn-Banach Theorem in Stein's functional analysis

Hahn Banach Theorem: Transfinite Induction


How to return multiple objects from a Java method?


Easy way to fit a power function $y=a+b*x^c$

Best fitting in a curve of the form $Ax^B+C$


Reference - What does this error mean in PHP?


Self Collision - Blender Cloth Sim shrinks mesh


What's a word for being disappointed in a surprising manner?


Are we creating too many different Stack Exchange sites?


Italian keyboard: entering tilde (~) and backtick (`) characters without changing keyboard layout


Sums of complex numbers - proof in Rudin's book


Octave / Matlab: Extend a vector making it repeat itself?


Struct or Classes For This Specific case


Are these double negatives? "No it is not. No I don't think so."


What is the request to "Confirm Mac Password" about?

"To continue using iCloud, confirm your new Mac password" keeps crashing


Why doesn't LaTeX allow me to import my .eps file when I compile it?


Why isn't the verb to be used: The house sold for more than expected.

Passive voice expressed by means of the active voice


Unable to connect to wifi on HP Pavillian x360 with Intel Wireless 3165

Ubuntu 16.04 wifi Intel 7265 slow/disconnecting


Is it true that the Fibonacci sequence has the remainders when divided by 3 repeating?


Is it possible to browse favorite questions by tag?


PCB trace routing trick: how safe is it?


Why is there a difference in Energy required to raise the velocity of an object by one unit when it is fast than when it is slow

Why does kinetic energy increase quadratically, not linearly, with speed?


error: file '/grub/i386-pc/normal.mod' not found in Ubuntu MATE 16.04 32-bit

error: file '/grub/i386-pc/normal.mod' not found in ubuntu 13.10