number of solutions for a system of integer equations

Finding all solutions for a system of equations with constraint on the sum of absolute values


After reinstalling a domain controller, how to recover member computers without rejoining?

Command to remove computer from non-existant domain


Will a "700 x 25-32cc" inner tube fit my "700Cx28/38c" / "ETRTO 622x20" rim?

A general explanation of rim, tire and tube specifications


Will moving a subdomain into subdirectory improve SEO?


Ubuntu 16.04 Wifi stopped working after 2 years on Dell XPS

How can I install Broadcom Wireless Adapter BCM4352 802.11ac PCID [14e4:43b1] (rev 03) on fresh install of Ubuntu 14.10 (Utopic Unicorn)?


A site (or scraper) is copying content from Stack Exchange. What should I do?


Subrings of integral domains have the same identity element.


How do I clone a subdirectory only of a Git repository?


If $E$ is generated by $E_1$ and $E_2$, then $[E:F]\leq [E_1:F][E_2:F]$?


How do I answer a question that no-one has asked... but is related to questions that are being asked?

What is this "answer your own question" jazz?


Submitting a question directly when there is no feedback

Why do I have to click twice to submit a question when Stack Exchange's automated question review has no advice to show?


Who is the scientist referenced in Thor that had all his stuff taken by SHIELD?

Who was the colleague that Erik was going to contact for help?


Why does 0.3 - 0.2 - 0.1 not equals to 0 in javascript?


How to give vertical space for a multiline title?


How do I show that two groups are not isomorphic?


when wishing someone a happy birthday is a comma used before their name?

Where should the comma be placed in the salutation of a letter?


Boolean vs !!. What is better for performance in JS?

How do you performance test JavaScript code?


Where is the Layers panel in Blender 2.8?


'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine not working for Excel, but works for Access

Microsoft.ACE.OLEDB.12.0 provider is not registered


Samyang AE 8 F3.5 CS II fish-eye with SFH-14 filter holder

How would one use filters with the "bulb"-like shape front element lenses?


Download tex source from wikipedia article

How to convert mediawiki syntax to latex?


How to fix 'Creating default object from empty value' warning in PHP

Creating default object from empty value in PHP?


Remove all punctuation from string except full stop (.) and colon (:) in Python


Exported feature class attribute table fields containing data read as NULL or 0 length vectors in R

Unwanted spaces being placed in shapefile text fields by ArcGIS Desktop?


How does assignment of variable overrides previous one in Java script

What is the scope of variables in JavaScript?


Allow users to put their e-mail in posts?


Is there anything that can let me run 64bit binary executable files?

How to install 64-bit .deb file on a 32-bit machine?


Covering $6 \times 6$ chessboard with $1 \times 2$ tiles

Minimum number of dominoes on an $n \times n$ chessboard to prevent placement of another domino.


How does fork() work with buffered streams like stdout?


Test If List Is Empty Without Lazy Loading List In Hibernate

Is there a helper to know whether a property has been loaded by Hibernate?


How to install Microsoft Silverlight on Firefox on 12.04?


What is the correct way to have different designs for Portrait and Landscape in ViewController?

Load different xib files on Orientation in iOS


When class is called, it won't draw my new stage

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


convert javascript number to currency format but without "$" or any currency symbol

How to format numbers as currency strings


How to stop iTunes auto starting and playing when a phone call comes in with BT headphones

QC 35 paired with MacBook and iPhone simultaneously audio stops


Why Java does not see that Integers are equal?


How to select "Don't save" with keyboard in this dialog?

Is there a keyboard shortcut for Don't Save?


why some time "forward declaration" in the header gave me "Field has incomplete type"?


How to disable the on screen keyboard in 17.10

On-screen keyboard popping up whenever I touch screen


How do you react when someone votes down your question?

I've just been downvoted. How should I react?


Java - Order of Operations - Using Two Assignment Operators in a Single Line


How many ways are there to split $10$ people into two groups of $5$?

How many ways can N elements be partitioned into subsets of size K?


DSP stackexchange question suggested to be posted here, about LaTeX and math equations

What are good learning resources for a LaTeX beginner?


Book about a traveling gypsy woman who makes potions and has visions

Looking for the name of a book with a man and woman attacked by wolves and a young gypsy in danger (possibly for practicing magic)


How to automatically fetch missing dependencies when installing software from .deb?

Automatically solve dependencies of deb packages while using dpkg -i


Is Fractionalation a thing? That is, if 1st order is addition, and 2nd order is multiplication, is there a 1.5th/ith order operation?

Continuum between addition, multiplication and exponentiation?


How do I embed Google Web Fonts into an SVG?


Cannot find keyword using regular expression

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


Variables occasionally empty how to prevent Undefined variable error?

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


What is the best way to load XML from a byte array or string with a document specification, as obtained from an OpenDocument ODT file?

Why does C# XmlDocument.LoadXml(string) fail when an XML header is included?


Sum of an infinite series of fractions involving multiple terms in the denominator


Total number of ways to arrange objects subject to constraint

Probability no one needs to wait for changes when buying tickets .


Differential Equations- Reduction of order

Why does reduction of order work for linear ODEs?


Is there a way to change the font color of the current path in termial?

Changing the color of the path in Terminal.app


What is the preferred way to reuse Python code across multiple projects


Canon 60D - exposure compensation with auto ISO in Manual mode

Can I use exposure compensation in manual mode with auto ISO on a Canon DSLR?


Semi-colon Appended on File location in comment

Occasionally, the Unicode character sequence U+200C U+200B (ZWNJ ZWSP) is inserted into comments


How to use external(http) library in a JS file

How do I include a JavaScript file in another JavaScript file?


Dropping Unique constraint from MySQL table


How is the weibull distribution parameterised in survreg() in R

r survival::survreg parameter estimation by formula


Trying to add a comma in between each value of my list python

How would you make a comma-separated string from a list of strings?


What does it mean that $\frac{d}{dx}\sin(x)=\cos(x)$?

Intuitive understanding of the derivatives of $\sin x$ and $\cos x$


Wi-Fi not working on Lenovo ThinkPad E570 (Realtek RTL8821CE)


How can I check if a watermelon is sweet or not when buying?

How do I pick a watermelon at the supermarket?


Autocomplete in Intellisense SSMS 2017. Where'd it go?

IntelliSense not working but it is enabled


How do I edit the background of Axis labels in my plot?


Why a way to get Harry Potter was so elaborate in Goblet of Fire

Why was the Triwizard Cup used as the portkey?


I'd like to display field lines for a point charge in 3 dimensions


How to generate multiple, numeric-style citation call-outs?


How to draw a label box next to the flowchart and put the flowchart under the figure environment so it appears on LoF

Same tikz. Two matrices. (Diagram legend)


How to handle more than 9 parameters in Kiviat Diagrams?

How to define a command that takes more than 9 arguments


use of undefined type in forward declaration


Why is this cumulative formula not working for my array?


apt-get not working on Ubuntu 16.04, problems with kernel packages


DnD 4e Books to get (errata? where to get?)


How do I restore/reinstall all PAM service configuration files?


Setting to globally disable custom Stack Exchange site themes

Switch Stack Exchange site's interface to the beta theme


Wrong paragraphs order on privileges pages

Misplaced text on privilege information pages


How does a Raspberry Pi 4 truly compare against a modern desktop CPU?

Is it possible for an x86 processor to match an ARM processor in terms of performance per watt?


$\lim_{x \to x_0}{\frac{\arcsin x-\arcsin x_0}{x-x_0}}=?$

question about the limit $\lim_{h\to0}\frac{\arcsin(x+h)-\arcsin(x)}{h}$


Curve bevel, both built in and using another curve not uniform in thickness


How to remove Ubuntu and put Windows back on?


Conveniently schedule a command to run later?


How to abort another thread in .NET, when said thread is executing Console.ReadLine?


Is it possible to extrude a curve in two directions?


Four cards are drawn from a pack of 52 cards. What is the chance that no two cards are of equal value

4 cards are drawn from a pack without replacement. What is the probability of getting all 4 from different suits?


Good books for understanding Lagrangian formulation of classical fields?

Any good resources for Lagrangian and Hamiltonian Dynamics?


Does the use of bit.ly URL shortener prevent social traffic attribution in Google Analytics

Is traffic coming from URL shorteners treated as direct?


Can I use my PC to install linux/ubuntu to my external drive to be used on another PC?


Test tools to detect bad sectors on hard disk?

How can I know the number of bad sectors on my hard drive?


Command Line loop to run command on all files in a directory (plus sub directories, if possible


Borel functions and continuous functions

Construction of a function which is not the pointwise limit of a sequence of continuous functions


$\sigma^2 \le (\mu-a)(b-\mu)$ for all probability distributions bounded on $[a,b]$?


Delete subdirectories leaving a given one

How to exclude some files from filename expansion mechanism in bash?


What can I do to help my avocados ripen?


Optimize Google Sheets to process/summarize large amounts of data


Codeblock shows blank area when scrolled down


$ABC$ is a triangle. Find the locus of $P$ if $PA^2 + PB^2 = PC^2$


How come gas molecules don't settle down?


How can I disown a running process and associate it to a new screen shell?


Can I produce commercial code with Visual studio express editions?


prove that if a nonempty subset $S$ of $\mathbb{R}^n$ is both open and closed, then $S=\mathbb{R}^n$

The only sets in $R^n$ which are both open and closed are the empty set and $R^n$ itself.


Why there's a page difference between the title of the paper and the abstract?

Why each section is shown in one page rather than in the same page when I use \onecolumn?


Determining relationship (e.g. number of removes) with cousin?

Seeking English term for relationship between two members of extended family?


Which question list should I look to find my unanswered question?

How do I get attention for one of my own questions without a good answer?


How can the diameter of the universe be so big, if nothing can go faster than light?


Unable to execute dex: Multiple dex files define in Android

Unable to execute dex: Multiple dex files define Lcom/myapp/R$array;


How do I abort the execution of a Python script?


Why can I see through a box in blender game engine?


Lubuntu 19.10 WIFI stopped working for no obvious reason

Dell Vostro 5490 no WIFI in Ubuntu 18.04


After 13.04, 13.10, 12.10 EOL, is it possible to upgrade to 14.04 from 12.10?

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


Different fields for proxy_set_header in nginx configuration


Resample raster image, how to choose new resolution?

When dealing with rasters of varying resolutions should one resample to the highest or lowest resolution?


Can I speed up the wait time between username changes?

How do I change my Minecraft username during the 30-day restriction?


sudo permission denied on nmcli : ubuntu server 64 raspberry pi 3

How to solve "permission denied" when using sudo with redirection in Bash?


How to find what frequent and/or large transaction have taken place in MS SQL Server?

Why Does the Transaction Log Keep Growing or Run Out of Space?


Import image files in the order of the file name number


How can I add a new tag on stackoverflow?


Prove $\sum\limits_{i=0}^n\binom{i+k-1}{k-1}=\binom{n+k}{k}$ (a.k.a. Hockey-Stick Identity)


What causes "Non-terminating decimal expansion" exception from BigDecimal.divide?

ArithmeticException: "Non-terminating decimal expansion; no exact representable decimal result"


Python scope: "UnboundLocalError: local variable 'c' referenced before assignment"

Don't understand why UnboundLocalError occurs (closure)


The essential Number theory required for Algebraic Number theory and Arithmetic Geomtry

What is a good book to learn number theory?


What is pb/s in terms of downloading speed


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


Rotate table with caption on the same page


What version of Ubuntu is right for my computer?

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


Sample of drawing of the Computer Processes with TikZ

What graphics packages are there for creating graphics in LaTeX documents?


How do I lower the \widetilde accent, i.e., move it closer to the variable?


$H \leq G$ s.t. $|G : H|$ is the least prime dividing $|G|$. Show $H$ is normal in $G$.


jQuery selectors - traverse dom in more robust way?

Next element in *entire* document after certain element


How much will a bad grade in a relevant Master's class hurt my chances for a statistics PhD?

Does a bad grade in one course (with otherwise OK record) affect graduate admissions?


Is there any quantum experiments or effects that you can do at home?


Advantage of Django ORM V/S Performing raw SQL queries


An $n \times n$ matrix $M$ of integers has the property that $M_{ab} = M_{xy}$ iff $a+b=x+y$. How many distinct elements are there in $M$?


Determining minimum probability for a standardised variable using the Chebyshev inequality

How to compute Chebyshev bounds on probabilities: one- or two-sided inequality?


Best implementation for hashCode method for a collection


Is it wise to get another PhD in statistics after finishing PhD in math?


How can we make a Python script auto executable at system startup (preferably linux) on every system it is installed on?

Create python script that runs at startup


How to install Ubuntu 13.04 without a CD or USB?

Is it possible to install Ubuntu without a CD or USB drive?


What download tab do I use to download to removable disc?


Can PHP PDO Statements accept the table or column name as parameter?


How do I determine whether an image saved in a database is .gif, .jpg or .png to display on a servlet

How to check a uploaded file whether it is an image or other file?


Questions concerning GARCH modelling in R (mean equation, forecast evaluation)

ARMA lag selection for ARMA-GARCH models


Is my voltage divider calculation OK? Can I use it to power an LED?


Prove that if $A \mathbin{\triangle} C = B \mathbin{\triangle} C$, then $A = B$

$A \oplus B = A \oplus C$ imply $B = C$?


It's possible to block an url path with htaccess?


Can someone tell me what LaTeX typeface this is?

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


How do I scale the enormously sized desktop icons on Ubuntu 18.04?


Including .h file doesn't compile, while including .cpp works perfectly

Why can templates only be implemented in the header file?


Modular Arithmetic - Find the Square Root


Although rewrite engine is on, I get 404 not found on every page

WordPress site displaying 404 for any page apart from index


what is the life span of permanent magnet and how does it reduces?

How long does a permanent magnet remain a magnet?


Asymptotic behavior of $x_{n+1}=x_n+\frac{1}{x_n}, \space\space\space x_0=1$

Closed form for the sequence defined by $a_0=1$ and $a_{n+1} = a_n + a_n^{-1}$


How can one link / merge / combine / associate two accounts / users? (Anonymous / unregistered / cookie, or Google / Facebook / registered)


What would a non-binary or genderfluid magical person be called in the Potterverse?

Is there a gender-neutral term for witches and wizards?


Can moderators comment or vote on deleted posts? Can moderators answer deleted questions?

Allow diamond moderators to comment on deleted or locked items


How can I install Ubuntu on Raspberry Pi?


If $i^2=-1$, at one point undefined, then why not define $\frac00$?

Why don't we define "imaginary" numbers for every "impossibility"?


System Load Indicator only shows as a line unless hovered


On a Micro 4/3s camera with a Speedbooster adapter, does a 50mm lens still effectively become a 100mm lens?

What is crop factor and how does it relate to focal length?


Convert epoch time to dd/MM/yyyy using JAVA


Beef casserole partially cooked this morning and left in the oven to cook later - is this OK?

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


What does "much less both" in the following sentence mean?


How did the house-elves become enslaved to wizards?

How did the house elves start serving wizards?


How to change default User files location when a new user is created in Windows 10

How do I change the User Profile location in Windows 10?


Personal Hotspot not working over Wi-Fi on iOS 13


How to sort multi-dimensional arrays by value without loop in PHP

How do I Sort a Multidimensional Array in PHP


Selecting largest feature within each feature using ArcGIS Desktop?

Computing dominant area in polygon using ArcGIS Desktop?


Is it possible to upgrade windows 7 Pro (Volume License) to Enterprise without rebuilding

Upgrading existing Windows 7 Pro licenses to Ent?


errors of running an interface with java swing

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


For all $n \geq 1$, and positive integers $a,b$ show: If $\gcd (a,b)=1$, then $\gcd(a^n,b^n)=1$

How to prove $\gcd(a^m,b^m) = \gcd(a,b)^m$ using Bézout's Lemma


Why do we say "0.5 days" but "1 day" when both refer to a singular day?

Is -1 followed by a singular or plural noun?


Why do i get a strange black shadow when i smooth my mesh?


How to focus on an element using jQuery?

How can you programmatically tell an HTML SELECT to drop down (for example, due to mouseover)?


Is there a splitter for the Thunderbolt on my MacBook Air?

Where can I get a Thunderbolt hub or splitter?


I am travelling to Netherlands on an Invitation letter.Should my point of entry and exit be same for Schengen visa?

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


Run a separate PHP file not related to wordpress?


Data of Windows Formatted during Ubuntu how to recover?

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


Capitalize the first letter of each string

Convert string to Title Case with JavaScript


i cant choose any resolution other than 1024*768


algorithmic package dont automatically break page when too long


List of lists changes reflected across sublists unexpectedly


How to disable snap reserve feature to auto-remove previous snap versions?

How to remove disabled (unused) snap packages with a single line of command?


Textures not appearing on autodesk models when I import them

Blender isn't importing mtl correctly with obj?


Please help to prove this to show that $S$ is abelian


Javascript: order of "for" cycle through object props


Does $X$ (a random variable) usually refer to the population or the sample?


Dynamic textView error while clicking listView


Trouble installing Nvidia drivers + Cuda (Ubuntu 16.04) -- unable to locate the kernel source error


Ways to evaluate $\int \sec \theta \, \mathrm d \theta$


How to download mysql database from server using command prompt in windows

how can I export mysql database using ssh?


Brief / debrief, flammable / inflammable — is there a term for pairs of words that appear to be antonyms but aren't?

Is there a name for synonyms that appear to have opposite meanings?


Question about modulo of prime numbers (or prime factorization (I guess))

If $p$ and $q$ are distinct primes and $a$ be any integer then $a^{pq} -a^q -a^p +a$ is divisible by $pq$.


Continuity via sequences in general topology

Example of topological spaces where sequential continuity does not imply continuity


php preg_replace returns unknown modifier '+'?

Warning: preg_replace(): Unknown modifier


Adding blank pages when generating multiple copies of a document

How I can automatically add a page if the total number of pages is odd?


How can I find out which package installed a particular executable?


Java NullPointerException When try to recieve a JSON String from external web page

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


What do you call snow that has collected between a car body and the tire?


Django: Pass a variable/parameter to form from view?


Different outputs with/ without \newenvironment


Does there exist a non decreasing function $f:\mathbb{R} \to \mathbb{R}$ such that the set of discontinuities is $\mathbb{Q}$?

Show that exists a not decreasing function that $f:(a,b)\rightarrow \mathbb{R}$ that is continuous only in $(a,b)\setminus D$.


What are the recommended textbooks for introductory calculus?


How can I avoid being prompted for a password in this script?

How to run a specific program as root without a password prompt?


Nullpointerexception when inserting in mysql database


What are you supposed to use to write in Latex? There doesn't seem to be any application akin to Word or Google Docs


Prove that $f(x) = x$ has a solution on [0,1]

Show that a continuous function has a fixed point


Use of the term 'disappeared' - meaning 'exterminate'


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


How can I update my 3rd generation iPod touch from iOS 5.1.1 iOS 6.0


negative number divided by positive number, what would be remainder?


Cross simplification property: does ax=ya $\Rightarrow$ x=y implies conmutativity?

Show that a ring is commutative if it has the property that ab = ca implies b = c when $a\neq 0$


Ant error when trying to build file, can't find tools.jar?


Is it possible to produce a PDF with un-copyable text?


What are the differences between mdframed vs. tcolorbox

What are the relative strong and weak points between tcolorbox and mdframed?


How to write more number of pages bypassing Maximum pages set by journal template

Exceed number of pages set by journal template


What is the difference between $* and $@?


Is adjoint of singular matrix singular? What would be its rank?


jquery function not working inside second document ready

What is the scope of variables in JavaScript?


Load Excel data sheet to Oracle database


What's the difference between OpenType vs. TrueType


How to check if an integer is a perfect square

What's a good algorithm to determine if an input is a perfect square?


If $S$ is a quotient ring of $R$, then either $char(S)$ divides $char(R)$, or $char(S)=0$

Characteristic of nonzero commutative rings with unity


Notation: Pointer to array and array of pointers

C pointer to array/array of pointers disambiguation


To prove $\frac{1}{\sin 10^\circ}-\frac{\sqrt 3}{\cos 10^\circ}=4$


What is the Serialization Proxy Pattern?

Follow up: instance control in Java without enum


Can you change from a J1 visa to an ESTA by going to Mexico for a few weeks?

I had a J1 trainee visa, can I go to Canada and come back with an ESTA?


Why can we multiply different units but not add them?

Why can we only add or subtract things of the same dimension (meters/second, newtons, etc)?


Cannot mark question as answered on the Geographic Information Systems (GIS) Stack Exchange site


Given an integer array of size n, find the k-th largest element without sorting the entire array

How to find the kth largest element in an unsorted array of length n in O(n)?


How to prove $\det (A^{-1}) = \frac{1}{\det A}$ without using the property that $\det (AA^{-1})=\det (A) \det(A^{-1})$?


Is there any purpose or pattern to the plural “s” in certain words?

What is the proper plural of "reputation"?


How to stop MBP from disconnecting external display when screen is locked?


How can I write an under dash in text without invoking italics or some weird font?


Visual Studio 2010: How to generate documentation out of code comments?

How do I export the code documentation in C# / VisualStudio 2008?


How to write test class in decimal number to words?


Confused with the python results after using some function

Why can a function modify some arguments as perceived by the caller, but not others?


MyLocation button hidden behind transparent action bar, how to reposition?

Change position of Google Maps API's "My location" button


How can I delete offensive emojis on my iPhone keyboard


Are there any experiments going related to gravitational shielding?

Is it theoretically possible to shield gravitational fields or waves?


Jquery mobile page only works after reload?

Why I have to put all the script to index.html in jquery mobile


How can I run another app when pressing the calculator key on my keyboard?


Find when an app was released on the google play store


Intuitively, why is the expectation of the score 0?

Why intuitively does $\mathbb E(\frac d {d\theta}\log p_\theta(x))=0$?


ExpandableListView null object Reference

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


System of first order differential equations

Find the first order system of linear equations


remove particular key value but get all nested array object values in javascript

How do I remove a property from a JavaScript object?


List of lists changes reflected across sublists unexpectedly


How to conveniently modify matplotlib plots in the aftermath (persistence/serialization)?


Can you curve 1 edge without adding more edges to it?


A program developed in C language can know which OS is compiling it?

C++ compiling on Windows and Linux: ifdef switch


Any number coprime with 10 dividing at leat one number of the form 111...111


Tricky probability questions re Tenis match

If I have a 58% chance of winning a point, what's the chance of me winning a ping pong game to 21, win by 2?


Let $(G,\cdot)$ be a group and $a\in G$. Define $x\ast y:=x\cdot a \cdot y$. Show $(G,\ast)$ is a group.

Showing that $G$ is a group under an alternative operation.


Proving $\sum\limits_{k=0}^n \binom{n}{k} = 2^n$ by counting in two ways

The number of subsets of a set of cardinality $n$


What is the cause of this non-uniform bokeh effect?


Is general relativity a background dependent theory in five dimensions?

Can general relativity be explained by equations describing a fabric of space embedded in a flat 5-dimensional Minkowski space?


Objective C - How to use inheritance to limit the types of classes entered into a method or array, and read those objects at a later time?

Is there any way to enforce typing on NSArray, NSMutableArray, etc.?


Why reference can not capture temporary while const ref and rval ref can

How come a non-const reference cannot bind to a temporary object?


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


apt-get functions fail after installation of cuda 9.2

dpkg error: "trying to overwrite file, which is also in..."


Showing any metric space is a Hausdorff space

Show that any metrizable space $X$ is Hausdorff


Word boundary does not work inside brackets in regex

Regex word boundary alternatives inside parentheses does not work?


Why does a simple pendulum or a spring-mass system show simple harmonic motion only for small amplitudes?


In-depth explanation of the difference between "will" and "going to"?


Does any nonempty open set in $\mathbb{R}^n$ contains a point with rational coordinates?

prove that $\mathbb{Q}^n$is dense subset of $\mathbb{R^n}$


iOS - cannot validate my app "No identities are available for signing"

No identities are available for signing Xcode 5


Why is Higgs particle detected much later than top quark when it's lighter?

Why did it take so long to find the Higgs?


Increase space between lines of glossed text, gb4e


How to check if an object has certain properties

How do I check if an object has a specific property in JavaScript?


Intuitive explanation for why reflected waves change phase by $π$?

Phase shift of 180 degrees of transversal wave on reflection from denser medium


Full-screen iframe with a height of 100%


Move contents of folder (Download) into recycle.bin folder - Powershell

How do I move a file to the Recycle Bin using PowerShell?


Adding javascript object values to global var


How do I get a list of two different categories of vocabulary in drupal7?

Selecting taxonomy term in article and showing all articles titles associated with this term


Creating a Click Listener for an object in javascript

How do I add a simple onClick event handler to a canvas element?


how to disable system apps without root?


How do I install the latest stable version of LibreOffice?


Retrieve SQL statements - No backup, No query tracing


How to send PUT, DELETE HTTP request in HttpURLConnection in JAVA


Display post list within category list sorted by name

Get all categories and posts in those categories


Do the moderators tend to take some extra time when handling edge-case other flags?

Are Stack Overflow mods spending enough time evaluating each flag?


How do I restore the default repositories?


Validation error in HTML5 for custom search from google (gcse:searchbox-only)

Element name gcse:searchbox-only cannot be represented as XML 1.0


Why do banks want you to pay off interest before principal?


Theorem: $AB$ and $BA$ have the same non-zero eigenvalues

Are the eigenvalues of $AB$ equal to the eigenvalues of $BA$? (Citation needed!)


Is it safe NOT to use prepared-statement after I have used it once?

How do I demonstrate a Second Order SQL Injection?


Does there exist an infinite field with characteristic $p$ for any prime $p$ that is not too big?

Example of infinite field of characteristic $p\neq 0$


Is it unethical to acknowledge a researcher without contacting him

Is it necessary to ask permission before including someone in the acknowledgements of a research paper?


When the external resistor increases in temperature, why is the calculated value for internal resistance higher?


Dynamically generated buttons don't work with Javascript

Event binding on dynamically created elements?


Differentiate between employees and moderators

Can we have a square or triangle or heart or *something* after employees' names?


Memory allocation for 'Ref' and 'Out' parameter, any difference?

What's the difference between the 'ref' and 'out' keywords?


Help finding the limit of this series $\frac{1}{4} + \frac{1}{8} + \frac{1}{16} + \frac{1}{32} + \cdots$


Firefox: Click on CSS pseudo element doesn't trigger click event

Use javascript to click on a pseudo-element?


Process all arguments except the first one (in a bash script)


Fancybox error - reloads on click or focus


Does Stack Overflow have a special Google integration?

Does Google special-case for Stack Overflow?


Reference - What does this error mean in PHP?


How do I install Ubuntu to a USB key? (without using Startup Disk Creator)


How can I install a Canon printer or scanner driver?


Are there any instances of a Jedi using the Force on themself?


Why does tar list multiple entries for some files?

Create tar archive of a directory, except for hidden files?


How is an instance initializer different from a constructor?


What is the latex code for the symbol "two colons and equals sign"?


What is the best time to open and close a connection to database?

is it safe to keep database connections open for long time


What ways can I upgrade from 17.04 (Zesty) to 18.04 (Bionic)?

Can I skip over releases when upgrading?


Same author and year - second entry in bibliography missing author


Why am I getting a NoClassDefFoundError in Java?


install windows after installing ubuntu and kali?

How can I install Windows after I've installed Ubuntu?


Android: Null Pointer Exception Attempt to invoke virtual method on a null object reference

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


Remove all special characters from a string

Convert string into slug with single-hyphen delimiters only


What are some simple ways to reduce Arduino power usage?

How can I get my atmega328 to run for a year on batteries?


What is the purpose of indenting "StackOverflow" under "Meta Stack Overflow" in the new Top-Bar's Stack Exchange selector?

Why is my StackOverflow with an indent and doesn't have reputation


Which trigger logic is better and efficient?

How do I bulkify queries for directly or indirectly related records?


How to access/delete a folder accidentally named with escaped characters?

Accessing a folder that I can't "name" in the shell


Why is acceleration due to gravity a constant?

Is acceleration due to gravity constant?


Making Replace or "/." stop after first replacement

How to replace the first occurence in an expression instead of replacing all?


How to go about determing the System Type of my setup?


How to get the index of an iterator object?


Creating a terminal command to run a file

How to run scripts without typing the full path?


latex file wont compile if I add bib file but will compile same file without it

Biber 2.14 - Puzzling repeated error : "Invalid format '2020-01-01' of date field 'date' - ignoring"


Icons broken in search results of Windows 10

Windows Metro apps have wrong icon in search UI


Unicode Regex in Python 3 (from Python 2 Code)

Python and regular expression with Unicode


Why is there no defined constant literal for shorts


How do I determine whether an array contains a particular value in Java?


Let $G$ be a group. If there exists a positive integer $m$ such that $a^m=1$ for all $a\in G$, then is $G$ finite?

Examples of infinite groups such that all their respective elements are of finite order.


How to fix "Package is in a very bad inconsistent state" error?


What's the equivalence of os.fork() on Windows with Python?

What's the best way to duplicate fork() in windows?


How to extract the code blocks between multiple script tags with JavaScript?

My regex is matching too much. How do I make it stop?


Keep getting NullPointerException when reading file

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


Why is this preg_match letting almost anything through?


Where I can find all the questions I protected?

Is there a way to see the history of questions protected by me or another user?


\subseteq + \circ as a single symbol ("open subset")


Do lenses with the same f-stop but different focal length gather the same amount of light?

Do bigger focal lengths capture more light?


why did palpatine let Darth Vader kill imperial officers

Is there evidence for the Emperor's opinion on Vader's casual killing of the Imperial brass?


How can I create a pyramid from using php?


TikZ \foreach loop with macro-defined list


Can I find the length of a post post-rendering?

Why is len(Posts.body) incorrect on answers in data.SE?


How can I fix "unbalanced brackets" in my data tag?


Can reviewers have reserved time when they're reviewing a post?


Proof of the inequality $e^x\le e^{x^2} + x$


Tracking the questions you've recently viewed or visited

Add a "recently viewed" tab in the user account page


Does $c\cdot f(x) = f(cx) \implies f$ is linear?

Are all multiplicative functions additive?


How to make an empty list inside a module program? It consatly spews errors

Is there a guideline about when to end expressions with semicolons?


how to make Ubuntu compatible with arabic


What is the difference between a 100mm lens and 100mm macro lens?


Updating a specific list in a list of lists in Python

List of lists changes reflected across sublists unexpectedly


The Amazon is huge, but that doesn't mean the oneboxes need to be


What is the name of the character $\wp$?


Cannot convert poorly formed answer into comment

New rule preventing multiple @notifies causing Convert to Comment to fail


Why do methods in java create local instances of certain variables but not others?

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


jQuery post method and directory confusion


Why does android studio does not recognize the "package net.simplifiedcoding.spacefighter;" code?

Help with packages in java - import does not work


String Tokenizing Into Individual Variables


Upload image and insert markdown code (with url) to textarea

How can I upload files asynchronously with jQuery?


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


Correct syntax for floating number comparison in bash script

How to compare two floating point numbers in Bash?


Indoor blower fan turns on and off intermittently in 10-15 min increments when system is off.


Force on different points on a body not passing through the centre of mass


How to get different autorotation function in different UIViewController in iOS 6

How to handle different orientations in iOS


Java GUI not opening... running in the background instead... other answers do not work

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


Is amd64 the only 64-bit version of Ubuntu 12.04 LTS desktop?

Is the 64-Bit version of Ubuntu only compatible with AMD CPUs?


Align vertically unknown-height floating divs inside a div

How can I vertically align elements in a div?


Show that f is not differentiable at the origin of the following function.

Differentiability of this picewise function


Finitely generated projective module , of constant rank, over semi-local ring

How can I find an element $x\not\in\mathfrak mM_{\mathfrak m}$ for every maximal ideal $\mathfrak m$


How to completely delete all files pertaining to a program

What is the correct way to completely remove an application?


moving a graph in another slide to fit in one page


Java object reference which points to another object reference

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


determination of the volume of a parallelepiped


Convergence of $\sum_{1}^{\infty} \frac{1}{n^{\ln n}}$

Does $\sum\limits_{k=1}^∞\frac1{k^{\ln k}}$ converge or diverge?


How to target 1024x768 resolution through media queries?


Bring a "human factor" into review audit composition/selection


Date format parse exception - "EEE MMM dd HH:mm:ss Z yyyy"

How to convert date in to yyyy-MM-dd Format?


How To Connect Akai MPK Mini with PreSonus Studio One in Wine?

How to get MIDI output from a Windows application via Wine


Does the Tough feat's hit point bonus apply to a Druid's wild shapes?

Is the 'Tough' feat's additional health still added when Wild Shaped/Shapeshifted?


lsof show number of open files that are more then what configured

Difference between ulimit, lsof, cat /proc/sys/fs/file-max


YA TV series: Iron Daisy, alien ship in a swamp

What 80s BBC kids’ TV show had children fitting together machinery they found in the countryside?


Display the size of the dot based on the value

Making data points different sizes based on data using QGIS?


Objective-C: How to prevent a non-default initializer from being called?

Is it possible to make the -init method private in Objective-C?


'override function attachBaseContext' is not working

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


How to prevent font size in condition equation from getting changed


How is a substance classified as a vitamin?


Does a 35mm DX lens, mounted on a crop body, have the same field of view as a 35mm FX lens mounted on a full frame camera?

Why do Full Frame lenses and crop body lenses exhibit the same crop factor when used on a crop body camera?


Why does a preincrement act differently whether in an inequality or an equation?

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


Trouble with sum of inverse integers vs. inverse of sum of integers

How can I prove that $\frac{n^2}{x_1+x_2+\dots+x_n} \le \frac{1}{x_1}+ \frac{1}{x_2} +\dots+ \frac{1}{x_n}$?


Remove sudo privileges from a user (without deleting the user)


How to return value when AJAX request is succeeded

How do I return the response from an asynchronous call?


Conditions for quasi-concavity of a convex combination of quasi-concave functions

Convex combination of quasiconvex functions.


Fan control on Lenovo Thinkpad Edge S430 and Ubuntu 13.04

How to control thinkpad_acpi via procfs, RHEL 6.4


Method for Modifying Numbers based on Attributes in a Game

How to Store Design Data in Unity including Formulas?


Error while installing Shutter on Ubuntu 12.04!

Unable to correct problems, you have held broken packages


What is the role of character || in the variable declaration in JavaScript?

What does the || mean in this suitation?


Display filters in the "Hot questions" sidebar

Filter "Hot Network Questions" by excluding sites


The source of a duplicated question is already removed, what to do with the duplicated question?


How to show Two Labels of One feature In Geoserver…? (Part 2)

Showing Two Labels of One feature In GeoServer?


How to split list of values into multiple rows after semi-colon?

T SQL Table Valued Function to Split a Column on commas


Proving f(x)=0 for all x in [a,b] when we only know that f is continuous and f(x)=0 when x is rational.

Can there be two distinct, continuous functions that are equal at all rationals?


Internet Explorer 11 onclick triggered only if scripting is allowed in Internet Zone

Event binding on dynamically created elements?


How to approve/reject other user edited answer/question?


Duplicate question answers no longer work/apply, new user cannot assign bounty to duplicate

If you are not satisfied with answers on someone else's question, should you ask your own?


SSD seems to be causing a lock on folders and files in Windows 7

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


Proton and Antiproton decaying into positive and negative pions

A proton and antiproton annihilate at rest into pions


Odds of Two People having one DOB and another two people having a different DOB in a Group

Percentage of 2 different Sets of Birthday Out of 14 People


Python non-greedy regular expression is not exactly what I expected

What is the difference between .*? and .* regular expressions?


Losing magic numbers in Java printf format specifiers to generate columns


Best place to declare variables in a function

Declare local variables as late as possible or at the nearest curly brace they belong?


Understanding this pandas series slice a[::-1]


Why does this regex with no special character match a longer string?


How would I go about proving P>Q from the premise (notP v Q)?

In Fitch, how does one prove "(P → Q)" from the premise "(¬P ∨ Q)"?


JAVA -- Subtracting doubles returning imprecise value


Working with symbolic values in Quantities


Is the clasped-hand strike seen in Star Trek part of a real/fictional martial art?

According to canon, what is the primary style of hand to hand combat utilized by Kirk in Star Trek TOS?


How to prove $\lim_{x\to\infty}\frac{x^{99}}{e^x}=\infty$?

How to prove that exponential grows faster than polynomial?


What finite groups have unique cyclic subgroups?

A finite group which has a unique subgroup of order $d$ for each $d\mid n$.


C++ Error with trying to overload operators and use class template

Why can templates only be implemented in the header file?


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


Where is a good place to learn classical optics for high school competitions?


Manipulate showing the trajectory of a particle along a parametric curve


Unable to ask a question on Stack Overflow


How would neutron matter appear to the naked eye?


NULLPointerException when trying to call another class

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


Spinor indices in $\not p = m_P$ (mass renormalization)

Spinor field normalisation from poles in the propagator


Installed Ubuntu 14.04 on same HDD as Windows 7, Windows 7 won't boot

Unable to boot into Windows after installing Ubuntu, how to fix?


regex search fail with special characters

What special characters must be escaped in regular expressions?


how to split column by | into multiple columns


Camellia Sbox - Linear Approximation Probability

Linear Approximation and Linear Probability of Camellia Sbox


Deriving posterior for weights in bayesian linear regression

Why does $P(\theta_1\mid D, \theta_2) \propto P(D \mid \theta_1, \theta_2)P(\theta_1)$ hold?


Refresh the whole service console from visualforce page


Why is my code for density using Folner Sequences giving incorrect values?

Approximating the density of $S\cap[a,b]$ using a Folner Sequence of $A$, where $S \subseteq A$?


Control the colours of shapefiles loaded to Geoserver?

In Geoserver, how to give different colors of features within a single shapefile based on the value of a field?


How would I create this box with angled corners using CSS?

Clipping or chamfering corners of image to see background


java separate string on first line break


How do i get a list of all files with a specific extension with c++ without  on windows

How can I get the list of files in a directory using C or C++?


For some very weird reason, blender uses my plane object as a camera. possible bug?

I accidentally set an object as camera, how do I undo this?


After finishing the main quests, is Dishonored an open-world game?


sqlite3 automatically insert date and hour after inserts

sqlite database default time value 'now'


So I have this computer Hp pavilion dv5220

How do I reset a lost administrative password?


What does `yield return false` do in Unity C# scripts?

What is the yield keyword used for in C#?


WPF: How to distinguish between Window.Close() call and system menu Close action?

How to distinguish 'Window close button clicked (X)' vs. window.Close() in closing handler


Ubuntu server desktop environment, minimal install

After logging in on terminal with user name and password, how do I start the GUI?


which Ubuntu should I install for a low spec computer

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


Solving A Problem Involving Pythagorean Theorem And Polynomials

The position of a ladder leaning against a wall and touching a box under it


How can I check if someone bought a non-consumable product on iOS/Android?


Declaring array as static won't crash program

Why does a large local array crash my program, but a global one doesn't?


Determine MSI that was used to install a Windows service

Retrieve MSI product code for an installed Service


Create multiple numbered variables based on a int


VMware Workstation and Defender Credential Guard (without HyperV)

VMware Player and Device/Credential Guard are not compatible


Is the duplicate question flag being overused?

"Close as duplicate" - what if only the answer is a duplicate?


Set Object Key/Value pair after a list item has been clicked

Event binding on dynamically created elements?


Properly split unicode string on byte count

Split unicode string into 300 byte chunks without destroying characters


Do you think that adding a dash (-) in domain names would impact in SEO?

Is it better to put hyphens in a domain name?


How can I install software or packages without Internet (offline)?


Can you please proof that f is constant by computing the derivative f?

Proving a function is constant, under certain conditions?


Find $M^n$ of a matrix $M$ whenever diagonalization is possible

Where M is a matrix calculate a formula for M^n


how to clone/copy html table using javascript/jquery


Is there something wrong in my neural network model?

What should I do when my neural network doesn't learn?


Silverlight best practice for validation?


How to hide C# application from taskmanager processtab?

How do I hide a process in Task Manager in C#?


What should $n$ be equal to, so that $5^{2n+1}2^{n+2} + 3^{n+2}2^{2n+1}$ is completely divisible by $19$?

Prove that the expression $5^{2n+1} \cdot 2^{n+2} + 3^{n+2} \cdot 2^{2n+1}$ is divisible by 19.


Prove convergence of sequence defined recursively $a_{n+1} = \sqrt{6+a_n}$

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


Why do we convert string to charArray when we do operations on a string?

What is the easiest/best/most correct way to iterate through the characters of a string in Java?


What is the buoyancy force act on an object when it's bottom is touching the ground?

How does the buoyant force on a cube at the bottom of a tank of water manifest itself?


Is there anyone who has Canon MX435 printer. No driver for Linux

How can I install a Canon printer or scanner driver?


Creating Drive time analysis service area using ArcGIS Network Analyst?

Why isn't the service layer shape properly spread out?


Mean value theorem sum of $\frac{1}{f ' (x _k)}$


assigning enum in c# with a string without using if's


What happens if you answered your own bountied question, and the bounty expires?


How can I create launchers on my desktop?


How to write maximize/minimize over condition in inline math mode

How to add text under symbol in equation ?


What are the rules when you use the conjunction "and"?

Duplicate auxiliary verbs in a sentence (may we / should we delete the second?)


C# Lambda Expression - Condense And/Or Logic


Does chaning the owner of /var folder and subfolder make problem?

What if I accidentally run command "chmod -R" on system directories (/, /etc, ...)


Fujitsu Esprimo Q510 (mini PC) as a Ubuntu headless server


How to convert a series of unicode characters into readable text?


Why is the chat hidden from the front page of every SE site?

Make the chat link one click away in the new top bar


Why is there a peeking duck in my profile pic?


Changing the Part label in a Beamer Presentation

babel, beamer problem: refuse name change to part


Why don't electrons return to their ground state immediately after photoexcitation?


Is it possible to "sample size weight" the effects of multiple regressors to that of a "big" regressor?


Proof for bivariate conditional mean of Gaussian dist

What is the intuition behind conditional Gaussian distributions?


Where is the sine function transcendental?

When is $\sin x$ an algebraic number and when is it non-algebraic?


How to Resize Ubuntu 17.04 Zesty Swap file size?

How do I increase the size of swapfile without removing it in the terminal?


What is the Complexity of Find() Function

Big O, how do you calculate/approximate it?


Is there any connection between the symbol $\supset$ when it means implication and its meaning as superset?

Why is there this strange contradiction between the language of logic and that of set theory?


ConcurrentHashMap and Hash table difference

What are the differences between a HashMap and a Hashtable in Java?


Proof about divisibility and greatest common divisor that doesn't use Bezout's formula

Suppose the gcd (a,b) = 1 and c divides a + b. Prove that gcd (a,c) = 1 = gcd (b,c)


A mathematical description of Partial Least Squares (PLS)?

Theory behind partial least squares regression


How do electrons know which path to take in a circuit?


Expression for when something "hits you", but in a positive way?

a better way to express "an idea/thought suddenly came to me"


How to put restriction on factors coeff in lm()

How to force R to use a specified factor level as reference in a regression?


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


How to stop fractions from simplifying, when inside a Manipulate[]

How to prevent reduction of a fraction into lowest terms?


How can create a regular expression for this URL?


Where can I ask a question asking for recommendations for note-taking software that supports Markdown formatting?

Where can I ask a question about finding general software that meets certain requirements?


Configuring the kernel of recent version "Input file linux-source-4.15.0.tar.bz2 is not a normal file"


Dependency conflict check within maven build

How to break a maven build when there is a dependency conflict?


How can the machines built by Humans fire on Pandora?

Why were the humans unable to breathe the air in Pandora?


bionic Release 404 Not Found - Cmake 3.x

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


$\ker \phi = (x_1-a_1, ..., x_n-a_n)$ for a ring homomorphism $\phi: R[x_1, ..., x_n] \to R$


In the C language, how do I divide a string up into substrings separated by a space character.


Is it possible to change the precision of a field in the attribute table in ArcMap?

Changing field formats in ArcGIS geodatabase?


Calculate AUC of a logistic regression model

Can someone sort me out regarding the calculation of AUC?


Problem in a basic GUI addition calculator

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


Is there a keyboard shortcut for "Show Hidden Files" in the Finder in El Cap?

How to show hidden files on mac without Terminal


How to force a Linux DHCP client to get a different IP address

How to request a specific IP address from DHCP server?


Novel about a collection of aliens who recruit humans in an interstellar war

Sci-fi series: humans are immune to telepathy, become soldiers for an alien group fighting against invertebrate telepaths


How to create iframe with document in javascript?

How to create a cross-browser sub document with iframe or shadow dom?


Present Perfect vs Present perfect continuous


C++ implicit conversion with binary operators

No implicit conversion in overloaded operator


Element dynamically created by Ajax doesn't work

Event binding on dynamically created elements?


Overtaking regulations when driving in Europe


Calculate capacitor to hold up current limited supply


How to install updates via command line?


Autocompletion with qcompleter for fragments in the middle of a word


When and what cause Voldemort to look the way he does, vs how we've seen him as a teen?


Using Courier New font when main language uses cyrillic script


Scale (resize) large images (graphics) that exceed page margins


I am not able to update and install anything in virtual box. It shows error

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


Which Ubuntu version should I install on a Toshiba laptop, Satellite P200 RT1?

What are the system requirements for each flavour of Ubuntu Desktop?


Run a specific method on background ... but


Ajax pager of views does not work when using in quicktabs


Regular Expression creation for phone number

How to validate phone numbers using regex


Simulating group_concat MySQL function in Microsoft SQL Server 2005?


Linux (lubuntu) - How to backup and restore entire system

In linux, how do I create/restore an image snapshot of my entire drive?


Must the origin of the universe be non-physical?

Why was the universe in an extraordinarily low-entropy state right after the big bang?


Can I use a 5v xtal osc with a 3v MCU? Will a simple npn buffer work?


Synchronized in the method signature vs. synchronized block in part of the method

Is there an advantage to use a Synchronized Method instead of a Synchronized Block?


Disabling SSL 3 on 64bit Chrome for Windows


How do re-used plastic bottles acting as converging nozzles create a DIY air conditioner?

How does the Eco-Cooler air conditioner really work?


LaTeX package to insert fancy horizontal lines


Prove $ \lim_\limits{n \to\infty}{(1 + \frac{1}{1!} + \frac{1}{2!} + \cdot\cdot\cdot + \frac{1}{n!})} = e $

How come such different methods result in the same number, $e$?


What exactly is the cosmological constant?

What does the 'cosmological constant' represent?


How do I reset a lost administrative password?


How can I install a wifi driver for RTL8723BE on Ubuntu 18.04?

How do I get a Realtek RTL8723BE wireless card to work?


HTML PHP Display username after success login


Not getting the correct date from string in iOS


Keyboard key stuck or not being recognized; how to fix


How do I lock the screen from a terminal?

How do I lock the desktop screen via command line?


overflow-y visible does not work when using overflow-x hidden?

CSS overflow-x: visible; and overflow-y: hidden; causing scrollbar issue


Does SQL Server return true on FIRST fulfillment of a multiple OR Condition in a WHERE clause?


Getting an ORA - 00907 error on the following at ON UPDATE


Can a set $S$ of subsets of $\mathbb{N}$ such that either $P \subset Q$ or $Q \subset P$ for all $P,Q \in S$ be uncountable?

Uncountable chain of subsets of $\mathbb N$


Who opened the store room door in The Shining?


I am receiving NullPointerException error after changing an activity to a fragment

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


What systems can the Principle of Least Action be applied?

How do I show that there exists variational/action principle for a given classical system?


PHP simplexml_load_string / SimpleXMLElement: get only arrays as property values?

Forcing a SimpleXML Object to a string, regardless of context


Travelling to England with a criminal record

Can a US citizen with a criminal record travel to the UK?


How does one execute a javascript function while debugging in the iOS Web Inspector?

What is the scope of variables in JavaScript?


which process cleans /tmp under systemd on 18.04LTS? (answered here, no duplicate)


Understanding $V=K\otimes_{\mathbb{F}_p}\mathbb{F}_{p^n}$ where $K$ is the algebraic closure of $\mathbb{F}_p$


How do I get an asymmetrical confidence interval for population rate?

Different ways to produce a confidence interval for odds ratio from logistic regression


\sigma appearing in composite character (out of nowhere)

Why do arguments to nested \tilde or \breve commands reappear when amsmath is used?


Proving that if $|f''(x)| \le A$ then $|f'(x)| \le A/2$


If the limit does not converge, can the sum? Or, how could the sum converge?


how to update records else insert records in postgresql

cannot insert multiple commands into a prepared statement


Finding a bijective mapping from n-tuple to Z

Fast way to get a position of combination (without repetitions)


how many string objects are being created in new String(" ");

How many string objects will be created in memory?


How to solve the recurrence $T(n) = 2T(n/3)+n$

Question about theta of $T(n)=4T(n/5)+n$


ES6 Object.forOwn loop over object keys functionality

How do I loop through or enumerate a JavaScript object?


Insignificant OLS results but significant IV regression results

Significance contradiction in linear regression: significant t-test for a coefficient vs non-significant overall F-statistic


Updating Layer tree after changing symbology with PyQGIS


Reccurence sequence, compute $\lim_{n\to \infty}\frac{2^n}{x_n}$

Convergence of sequence given by $x_1=1$ and $x_{n+1}=x_n+\sqrt{x_n^2+1}$


arrow on bottom right side in Ubuntu budgie

What is the black arrow in top right corner on top of all windows?


Python library to implement Hidden Markov Models


Is the megapixel count setting on a P&S digital camera real or a gimmick?

Does it give higher quality to shoot in low-res mode in-camera, or to downsize high-res photos later?


Is it possible to append to a file, by piping between servers/scp/etc.?

Looking for a one step solution to appending my SSH public key to a server's authorized_keys?


Deriving approximate wave function of virtual photons in a simplified model of momentum transfer

Force carrier particle exchanges and attraction


Bugs when trying to play 'Battleswarm: Field of Honor' through Wine


Pull back image of maximal ideal under surjective ring homomorphism is maximal


Do you know how to scale the values in the range of $(-1, 1) $to the range of$ (0,30)$?


What are valid reasons for flagging comments?


What is the method transferring an old Clash of clans on account to new device if the old device can't switch on already due to hardware problem

If I delete Clash of Clans on one iPad, and download it on another using the same Apple ID, will it save my progress?


How do we know if quantum black holes were made in the LHC?

The Large Hadron Collider and Black Holes


How can I concatenate an Operator of the users choice, assigned to a vairable?

How can I evaluate a C# expression dynamically?


How to roll back Ubuntu to a previous version?


Does series $4^{n}×\frac{(n!)^2}{(2n)!}$ converge or diverge?

Does series with factorials converge/diverge: $\sum\limits_{n=1}^\infty \frac{4^n n!n!}{(2n)!}$?


To Directly Echo htmlentities() Or Echo It Via A Variable?


Why can't the contraction "you're" be used in this sentence?

Shortest correct sentence in English- use of contractions


Stack Exchange sites no longer neatly fit a 1050 pixel wide (portrait mode) screen

We're standardizing the sidebar width at 300px on all sites


Continuous function, that satisfies $f(f(x)) = x$ on $[0, 1]$

$f$ is continuous function from $ [0,1]$ to itself and f(0)=0, f(1)=1 and $f(f(x))=x$ then show that $f(x)=x$ on$[0,1]$


Developing and/or designing iOS apps on Windows

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


Polish film about two men who end up in a future where the need for men has been eliminated

Help identifying movie from Russia or similar


Which topics are left for Stackoverflow?

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


How Planck's quantum theory of energy solved the ultraviolet catastrophe?

How does quantization solve the ultraviolet catastrophe?


var in C# - Why can't it be used as a member variable?

Implicit typing; why just local variables?


Get object type and use in generic method call

How do I use reflection to call a generic method?


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


Blender EEVE HDRI ignoring objects Infront

How can I get HDRI shadows in an Eevee scene?


How to force to use another GPU in a cluster?

How to enable/disable a specific graphic card?


Why should you use propensity score matching?

Propensity score matching vs non-parametric regression


Probability that the sum of n different dice is greater or equal than x

Ways of getting a number with $n$ dice, each with $k$ sides


What would happen to the human body if we went almost at the speed of light?

Would travelling at relativistic speeds have any impact on human biology?


In Sherlock: Study in Pink how does the choice of bottles work?


Error comes out with precision, how can I get rid from this?


How to do force remove in Python like rm -rf on Linux?


modprobe: FATAL: Module rtl8723de not found. Ubuntu 18.04 on HP Pavilion


My terminal prompt has a weird, unfamiliar name in it.

OS X computer name not matching what shows on terminal


How do I mention my own products in answers?

How can I link to an external resource in a community-friendly way?


Problems with finding the real solutions of equation


Determine if the statements are true. If they are true prove it, and if they are false, give a counterexample.

Show that there is no integer n with $\phi(n)$ = 14


Compactness of unit ball in Holder space

Showing that the unit ball in $(C^\alpha[a, b], \|\cdot\|_\alpha)$ is compact in $(C[a, b], \|\cdot\|_\infty)$


Are optional arguments possible in C# functions?

How can you use optional parameters in C#?


`--no-install-recommends` only specified packages


Ubuntu 18.04 - logged out after resuming from suspend?

Ubuntu 18.04 error on waking up from sleep : Read-error on swap device


How to achieve a multiple merged photograph

How do I combine multiple exposures for action shots?


Woman wakes on plane to find she is actually dead and heading into the Egyptian afterlife

Seeking a short story title that is set in the Egyptian pyramids


Why $\prod_{i\in I} \Bbb Z$ is not a projective $\Bbb Z$-module?

Why isn't an infinite direct product of copies of $\Bbb Z$ a free module?


Excel - How to compare columns for equal values

How to compare two columns and find differences in Excel?


why are folder names green in color ubuntu 20.04

What do the different colors mean in ls?


Why do I have to hit tab twice to Alt+Tab away from Microsoft Excel?


Will I be fined or arrested transferring through Finland with expired Schengen visa?


How can I format a special section title?

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


How to extract only date value from date field in Oracle?

How to correctly handle dates in queries constraints


My boot time is fairly slow on 19.04. How do I decrease the time?

Slow boot issue due to plymouth-quit-wait.service + ubuntu 18.04


How many entries into this contest before a win is guaranteed.

Expected time to roll all 1 through 6 on a die


Messing with time in the Avengers: Endgame climax

Is there a grandfather paradox in Endgame?


Grouping 1D data to find intervals with most data points

How do you find a cutting point / strong slope within one-dimensional data


How can I set different spawnpoints for different people?


Why does type L not have any type parameters even though it extends ArrayList?

Java generics type erasure: when and what happens?


Erf as term for plot of land in a town or city. Is this word only used in southern Africa?


Why do some people put an extra "DO" in a sentence?


How to change the sorting order in view selector?


How to create (the missing) El Captain recovery partition?

How can I create or recreate a Lion recovery partition?


Can git tell me if a merge will conflict without actually merging?


Java Brute Force Program not stopping on the correct password


For $x\in\operatorname{Ext}_R^1(C,A)$, how to construct an extension $0\to A\to B\to C\to 0$ such that $\partial (id_A)=x$?

Correspondence between Ext group and extensions (from Weibel's book)


Geometrical interpretation of transpose of a matrix

What is the geometric interpretation of the transpose?


Can I make an web application by using Salesforce?

Where To start Learning With Salesforce Development


Edit same property of all selected objects at once?

How do I copy a property from an active object to selected objects?


Definition of Likelihood in Bayesian Statistics

Is there any difference between Frequentist and Bayesian on the definition of Likelihood?


How can I get nameof() functionality for the parameter name of a method called

How can you get the names of method parameters?


Python loop through all possibilities of regex

Reversing a regular expression in Python


Smoothing out hard edges on cycles material

How to blur a texture node in cycles material?


Where is Ubuntu Software in Ubuntu 18.04?

Reinstall software-center in Ubuntu 16.04


Using variables in list comprehensions leads to value deviation

List of lists changes reflected across sublists unexpectedly


Restart a game and reinstantiate a global object

Restarting a game and reinstantiate objects


Non-unitarity of finite dimensional Lorentz group and its implications


Do I need a visa to transit (or layover) in the Schengen area?


Calculate exact value of and infinite sum

Closed formula for the sum of the following series


How to create thead and tbody in ASP.NET Table ?


Resize multiple layers around their respective anchor points


SSSD For Authentication & SAMBA For File Sharing

Authentication mechanism to connect to Windows AD in Linux?


Keep specific command away from shell history

exclude specific commands from saving into history


"Boot device not found" when I try to boot after system installation with USB

First time installing (erasing Windows) from usb, did everything just so, Boot Device Not Found


Grouping i.e. () is not working properly

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


Can I find out through find my phone where my phone last was when the battery died?

Will Find my iPhone Lost Mode be useful if stolen phone as shows Offline?


Large braces for specifying values of variables by condition


Is it valid to include several interaction terms but exclude main effects because only interaction effects are significant?

Including the interaction but not the main effects in a model


Why couldn't Yoda detect Palpatine's use of Force concealment?

Why couldn't the Jedi detect Senator Palpatine as having powers?


Gmail account received another person's email

Received an email intended for another person


Proving $\lim_{x\to 0} \frac{\sin x}{x}=1$

How to prove that $\lim\limits_{x\to0}\frac{\sin x}x=1$?


Not allowed to execute sendEmail() from custom function, but OK in script editor


Proper casing in citation/bibliography titles using biblatex/Biber


How this overlay color effect was created?

How do I recreate this color overlay layer effect in Photoshop?


Split contents of comma separated cell and send to new row(s) with adjacent cell values

Google sheets split multi-line cell into new rows (+ duplicate surrounding row entries)


Partitions for Ubuntu and Windows 7 dual boot on SSD + HDD setup


Why comment reply auto-completion feature (@) sometimes doesn't work?


Where does the idiom "whole cloth" come from?


How do you deal with a player that's determined to play the game in a way that is detrimental to the advancement of the story?


Show hidden apps (⌘H) in Mission Control


How do I remove the space between inline/inline-block elements?


OOP Coordinates in grid Java wont work. How to program?


How to recover the Deleted folder in ubuntu 12.04


Blender show me a blank window in the render window?


Google search of links:mysite.com returns less links than imagined


Illustrating op amp feedback without control theory


Script help Closing a program after set amount of time

How to run a program for a fixed period of time?


Validation Error: value is not valid when using a custom converter


Does Coulomb's Law Hold for Particles in Motion?

Is Coulomb's law accurate for moving charges?


Can you make chemical structure diagrams in LaTeX?


.less prebuild event command throws errors

What does "exited with code 9009" mean during this build?


Shredding an SSD (or: Is an SSD harder than a CD?)

Destroy a hard drive without proper equipment


Hamiltonian definitions in the presence of boundary term

What canonical momenta are the "right" ones?


Why we need to explicitly initialize the final variable of a class?

Why must a final variable be initialized before constructor completes?


How to prove that the sum and product of two algebraic numbers is algebraic?


Can we use present perfect for a finished event


How to run join query on multiple tables ?

Multiple tables join in SQL for this scenario


Read data separated with two colons in R

How to read a text file into GNU R with a multiple-byte separator?


Python Subprocess causing latency with shell

How do I hide the console when I use os.system() or subprocess.call()?


Does direct proof cover all the cases in default?

Do we need to prove that if x∉A in proposition "if A⊆B then A⋃B=B"?


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


login and payoff are nouns. But can they be used as verbs?


Are only gauge bosons massless or all elementary particles (above the energy of symmetry breaking)?

Are there massless bosons at scales above electroweak scale?


sum of independent normally distributed random variables in regression model

Meaning of $\hat{\beta}$ of the linear regression model


Video no longer appearing in video editor?

Preview and rendered video from VSE suddenly shows nothing


How to change a float into a String in Java?

How to round a number to n decimal places in Java


How to edit the format of citations? E.g. author et al, where "et al" must be italic?

Using natbib and plainnat - no year appears to some references and also et al. not in Italics


Casting ArcPy result object from arcpy.GetCount_management() as integer instead?


Is there a uniformly continuous function $f:\mathbb R \to \mathbb R$ such that $a_{n+1}=f(a_n)$?

Find a uniformly continuous function such that $a_{n+1}=f(a_n)$


What is difference between "gray" and "grey"?

Which is the correct spelling: "grey" or "gray"?


Using onClick attribute in layout xml causes a NoSuchMethodException in Android dialogs


What are the most common pitfalls awaiting new users?


Do charges attractions cause time dilation?

Why is spacetime curved by mass but not charge?


How to write jUnit tests for random output?

How to test randomness (case in point - Shuffling)


JS selector on click not working for django model generated content

Event binding on dynamically created elements?


In which ways does Hilbert's Nullstellensatz fail if the field is not algebraically closed?

Nullstellensatz non-valid for non-algebraically closed fields


Android Calendar - View Event Showing Wrong Date/Time

How to using intents to view calendar data?


How can I disable my laptop from reinstalling uninstalled drivers?

How can I disable my laptop's built-in keyboard in Windows 7?


Redirect to different URL and show another URL(page in this URL Does Not Exist) in address bar in ASP.net


SEO - Listing Sidebar Code Before Content Code

Universal navigation menu across domains - would it be considered duplicate content?


Condense two ternary operators into a single one-liner?

Does Python have a ternary conditional operator?


Is there a limit of how many down votes a question can get

What is the maximum number of downvotes a question can have


able to choose reward existing answer option even though there are no existing answers

some bounty reason options make no sense when starting a bounty on a question with no answers


How to add an empty folder inside an already existing repository? Github

How can I add an empty directory to a Git repository?


How to set environment variables of parent shell in Python?

Is it possible to change the Environment of a parent process in Python?


How does int main() and void main() work?


UK Visa Refusal: Provenance of funds/parking


What's the parenthesized number next to "featured" in the mobile version of a tag's page?

The number next to the featured tab is incorrect


What is the difference between "Main (String[] args)" and "Main(string[] args)" in C#

What is the difference between String and string in C#?


Mod of numbers with large exponents [modular order reduction]


Integrate $\frac{1}{(1+x^2)(1+x^c)}$ from $0$ to $\infty$ for any $c$.

Is the integral $\int_0^\infty \frac{\mathrm{d} x}{(1+x^2)(1+x^a)}$ equal for all $a \neq 0$?


Why do I see a double variable initialized to some value like 21.4 as 21.399999618530273?


Hypothetically what would happen in this situation?

Is it possible for information to be transmitted faster than light by using a rigid pole?


Clarify unique constraint and index, cannot grasp the concepts to 100%

When should I use a unique constraint instead of a unique index?


Validation failed for one or more entities. See 'EntityValidationErrors' property for more details

Getting exact error type in from DbValidationException


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


What happened to Voldemort's body after he died the first time?


How would I punctuate Sunday, November 19 6:30 to 7:30 PM

What is the best format to use when writing out dates?


Sphinx and documenting python from a swigged C++ api

Is there a good way to produce documentation for swig interfaces?


I installed a custom .deb file that provided a package named "python" but now need to remove it

How do I resolve unmet dependencies after adding a PPA?


Having problems fixing clang after deleting clangd directory

Trying to install Atom. Unable to start Clangd language server


Permissions not extended to user in minecraft group

I added a user to a group, but group permissions on files still have no effect


Fillbetween doesn't fill entire area under graph


Scanner causing null pointer exception, but a hard coded string does not?


How do I disable kernel messages while booting?

How can I show or hide boot messages when Ubuntu starts?


How does Ultra-pasteurized milk compare with pasteurized milk?


What do you call the event when a person says "ahhhhhhmm..."?


First three Groups with Highest Marks should have specific points 5,3, 1


Variable declaration in a C# switch statement

Case Statement Block Level Declaration Space in C#


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


How to derive this inverse standard deviation error bound for binomial random variable?

How to derive this MAE error bound on the central limit theorem?


how useful is the multicast delegates in software coding

Use of multicast in C# multicast delegates


Does independence from independent events imply joint independence?

Durrett Example 1.9 - Pairwise independence does not imply mutual independence?


Use arguments to pass parameter information to cURL script

Is there any way to print value inside variable inside single quote?


what is the order of group GL2(R), where all the entries of the group are integers mod p, where p is prime.

Order of general- and special linear groups over finite fields.


An English word which needs a prefix to be plural

Is there any noun in English which changes the first letter in the plural?


How many solutions does $p\mid b^q-1$ have?

Let $p$,$\ q$ be prime numbers and $n\in \mathbb{N}$ such that $p \nmid n-1$. If $p \mid n^q-1$, then $q \mid p-1$.


Assessing correlation with a variable in degrees

Use of circular predictors in linear regression


How to iterate over a comma separated list?


I'm using the latest jquery version (2.1/1.11) js file and still get this message

event.returnValue is deprecated. Please use the standard event.preventDefault() instead


Is my netbook good enough to use Kubuntu?

What are the system requirements for each flavour of Ubuntu Desktop?


How to use Form.AcceptButton properly when I want to use WaitCursor?


c# string split ignores empty values between delimiters

string.Split ignores Null values between delimiters


Is it acceptable to create navigation and action bars with the same look and feel for the purpose of creating consistent UI?

Should Android and iPhone UI be different?


Glitch in Java's Collections.sort? First time it runs takes up to 50x as long as following times

How do I write a correct micro-benchmark in Java?


Computing limit of $\frac{x-\sin x}{x-\tan x}$ without L'Hôpital

$\lim_{x\to0} \frac{x-\sin x}{x-\tan x}$ without using L'Hopital


Wifi can't detect Wifi and Wifi menu gone

How can I fix Broadcom driver Wifi with 4.15.0-xx kernel on Ubuntu 16.04


How run a .jar file with a double-click?


If God created evil would that make Him evil or, the creator of evil?

Are there any counter arguments to the claim God does not exist because there is evil in the world?


Is there a difference between foo(void) and foo() in C++ or C?


Confusion about how Java deals with aggregation and referencing

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


Why change in the reputation for the default theme?

Inconsistent flairs of different themes?


Sum $\sum_{i=1}^\infty \frac{-1^{i-1}}{2i-1} $ in a different order

Sum of alternating series $\sum_{i=1}^n \frac{(-1)^{i-1}}{2i-1}$ with accuracy of $\pm .05$.


How much Sun is expected to curve spacetime?

How to measure the curvature of the space-time?


How to install Dropbox on Ubuntu 14.04 (October 2015)


Problem with URL path when I applied SEO friendly URL

.htaccess rewrite URL leads to missing CSS


It is possible to dual boot Linux and Windows 10 with secure boot enabled?

How to understand Ubuntu UEFI Secure Boot install?


What is the usual dress code for academic workshops?

What do people usually wear to conferences?


Regex.IsMatch not working on target directories


Ubuntu 20.04 hplip needs pyqt4, which is not available anymore

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


what´s the difference between I don´t mind and I don´t care

What is the difference between "don't care" and "don't mind"?


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


How do I completely delete all files of pre-installed apps in Windows 10?


Determining the name of the VMware host of a VM guest - from the guest


Show that $E =\{(x,\alpha )\mid|f(x)|>\alpha\geq 0 \}$ is measurable.

Show that $E=\{(x,\alpha)\mid 0\leq \alpha<|f(x)|\}$ is measurable if $f$ is measurable.


Iterate over comma separated values and optional argument

How to iterate over a comma separated list?


A linear transfomation $h:\Bbb R^n\rightarrow\Bbb R^n$ is orthogonal iff carries a base $\mathcal V$ in an orthonormal base $\mathcal V'$.

If $P$ is an orthogonal matrix its columns form an orthonormal set.


How do I take two at a time from a collection

Pair-wise iteration in C# or sliding window enumerator


Single Mac hardware for multiple virtual Macs

Can I set up a Mac for a multi head / multi user environment?


How can I calculate $\lim_{x\to 0} \frac{\arctan(x)-\arcsin(x)}{x^3}$ without L'Hôpital?


Is Newton's First Law an actual law, or just the definition of force?


How to include a picture over two pages, left part on left side, right on right (for books)?


Using principal component analysis (PCA) for feature selection


Changing flights after having been granted a Schengen-Visa

Can I change my flight dates after I get my Schengen visa?


How to punctuate "eight- or nine-year-old"


How to evaluate "performance" of my model?

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


"Now that you've solved A, I'm stuck on closely related B"

How can we help users who repeatedly ask similar questions or update constantly?


Android/Google Maps: get distance of route travelled

J2ME/Android/BlackBerry - driving directions, route between two locations


Another word for "tens" other than "dozens"


How to change the default Notebook stylesheet


What's the meaning of "would have been"?


How to manually or programmatically delete a field?


Input TYPE TEXT Value from JSP form (enctype="multipart/form-data") returns null

How to upload files to server using JSP/Servlet?


Banach Alaoglu Theorem vs Sequential Banach Alaoglu Theorem

$\overline{B_1(0)}$ is not weakly* sequentially compact in $(l^\infty)$'


Help understanding solution to growth of partition function


Why is the quasi-Poisson in GLM not treated as a special case of negative binomial?


Is it safe to remove "RewriteBase /" within this context


Ubuntu Keyboard shortcut to launch terminal is very slow

Terminal appears with much delay when shortcut is used


Why are local variables not initialized in Java?


Slds-scrollable not working on IOS devices with Lightning Web Component

How to implement Horizontal Scroll on HTML Table in Salesforce Mobile App?


What does "push ebp" mean in x86 assemby?

What is the function of the push / pop instructions used on registers in x86 assembly?


How to do this limit: $\lim\limits_{n\to \infty}\large\frac{\sum_{k=1}^n k^p}{n^{p+1}}$?


How do i unlock mii outfit B on mario kart wii?

How do you unlock the Sprinter Kart and Mii Outfit B in Mario Kart Wii?


"Are" vs. "were" when action is in the past, but subject is still extant


Uniform convergence of power series with decreasing coefficients

Let $b_n$ decrease monotonically to zero, prove $\sum b_nz^n$ converges for $|z|\leq 1$ and $z\neq 1$


Installing Ubuntu on a separate hard drive from Windows

How to use manual partitioning during installation?


Dense simple smooth immersed curves in manifolds.

Is there an injective $C^1$ curve dense in the plane?


matrix calculus with types (similar to matrixcalculus.org)

Can Mathematica do symbolic linear algebra?


How to update my Windows Subsystem for Linux?

Update Linux Subsystem on Windows (Ubuntu) to 16.04


Is it possible to directly access files out of a symlink-directory?

How do I cd up and down again with symlinks in bash?


Simultaneous fitting to multiple data sets with multiple variables and some common parameters

How to fit 3 data sets to a model of 4 differential equations?


How to define function that will called with or without parameters?

How to achieve function overloading in C?


Proving subspace of Banach space is finite dimensional

Finite dimensional subspace of $C([0,1])$


What are integer solutions to $x^2+7=y^3$


Why is the estimated variance of a random effect not equal to the variance of its BLUP estimates?

Understanding the variance of random effects in lmer() models


How to fix java.lang.UnsupportedClassVersionError: Unsupported major.minor version


Sweave.sty causing error in verbatim environment?


How can I create launchers on my desktop?


how to parenthetically modify something which I don't know what it is?

"Give him a box that everyone knows what it contains."


How can I install Windows after I've installed Ubuntu?


how to capture the properties tag from json file


Function for retrieving own ip address from within R?


How to access local group policy editor (gpedit.msc) in Windows10 home?

Windows Starter Edition, Home and Home Premium do not include gpedit, how do I install it?


Cannot define my own listing environment

How can I define a custom listing environment?


Why does $F=ma$? Is there a straightforward reason?


Why this approach in proving the identity $\sin 2\omega+\sin 2\phi+\sin 2\psi= 4 \sin\omega \sin\phi \sin\psi$ does not work?

Prove that $\sin(2A)+\sin(2B)+\sin(2C)=4\sin(A)\sin(B)\sin(C)$ when $A,B,C$ are angles of a triangle


Selection of vertices surrounding a vertex (only the the ones directly touching)

How to expand and contract the current selection in Edit mode?


No mapping found for HTTP request with URI [/HelloWeb/] in DispatcherServlet with name 'HelloWeb'

Why does Spring MVC respond with a 404 and report "No mapping found for HTTP request with URI [...] in DispatcherServlet"?


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


jquery replaceWith() not working in $.post function

How to access the correct `this` inside a callback?


C++ Does Const_Cast induce new variable?

Two different values at the same memory address


Visa expires in May 2015, can I enter the US on January 26?


What can I use for good quality code coverage for C#/.NET?


Give a counterexample of $K_{1}$ and $K_{2}$ closed, but that $A$ is not closed.

Sum of two closed sets in $\mathbb R$ is closed?


Should SMOTE oversampling be done before or after holdout validation's training/testing split?

Testing Classification on Oversampled Imbalance Data


Unable to create bootable usb in Ubuntu 16.04

How can I create a Windows bootable USB stick using Ubuntu?


Check if an element with a specific class is within the body

Is there an "exists" function for jQuery?


Is showing pop up in front of main page good idea from seo perspective?

Google Search Console "Fetch and Render" renders modal popups. What's the impact on SEO?


Block my iframe from executing top.location.href inside its javascript?

How to prevent IFRAME from redirecting top-level window


How to read a single character from the user?


Filling the arrow tip and not the path using two different colors


Explaining the contents of the ~/.profile file


How to construct a JPA assossiation: person has a relation to other persons (friends)

Hibernate recursive many-to-many association with the same entity


import does not seem to be working correctly in Eclipse/Java

What is a good use case for static import of methods?


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


Ubuntu 18.04 "unable to connect to scanner"


Upgrade Windows Server when Exchange Installed

Migrate from Exchange 2010 to Exchange 2016


Trouble replacing dying vista with ubuntu

What to do with an Ubuntu disk image that appears as a WinRAR file?


I think "The man who I thought was thoroughly honest proved to be a swindler" is acceptable. But my book says the answer should be "whom"

The use of nominative "whom" (as in “persons whom it is foreseeable are likely to...”)


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


How to get rid of Level3 Search engine from Chrome?

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


How to generate random number within a specific range in groovy script

How do I generate random integers within a specific range in Java?


Show custom popup and prevent page from refreshing / exiting if form changes and the user did not save his work

How can I override the OnBeforeUnload dialog and replace it with my own?


Are the temperatures that I'm seeing normal?

Is MacBook Pro warming during gaming normal?


How can I stop Windows 8 linking a Microsoft Account

Change Windows 8 login from Live id to local account


Attempt to invoke virtual method 'android.content.Context android.content.Context.getApplicationContext()' on a null object reference in my musicapp

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


How to select within a distance using QGIS

How to build a query/expression to select specific points within a buffer? (in QGIS)


Accessing static member externally and through inheritance c++

Undefined reference to static class member


Greatest Common Divisor property: If $\gcd(a, b) = 1$ and $a | c$ and $b | c$, then $ab | c$

Proof that if $\gcd(a,b) = 1$ and $a\mid n$ and $b\mid n$, $ab \mid n$


Null pointer exception for interface instance

Unfortunately MyApp has stopped. How can I solve this?


Is there a symbol for the first n natural numbers or the natural numbers up to n?

About Math notation: the set of the first $n$ natural numbers


How do I install stable SopCast-Player in Ubuntu 12.04 or 14.04?

How to install Sopcast Player in Ubuntu 14.04?


Ajax jsonp data to an array using Jquery

Use variable outside the success function from an ajax/jquery call


How to handle NullPointerException when user clicks cancel or 'X' on FileChooser box JavaFX


How can I use Google GSON to deserialize a JSON array into a a Collection of a generic type?

Gson TypeToken with dynamic ArrayList item type


How to deal with bibliography items containing long URLs?


How do I break from the main/outer loop in a double/nested loop?

How do I break out of nested loops in Java?


Use xcode5 develop ios6 programe, the view's origin Y

New iOS 7 statusBar leaves a range 20px in apps compiled in Xcode 5


Is Fashionable hat for all questions during winter bash in all sites?


How can I automount my hard disk partitions?


One of my keys activate the command key for no reason

Keyboard key stuck or not being recognized; how to fix


How to debug the script in logs for shell script?


What is the relation between electromagnetic wave and photon?


How can I make SQL case sensitive string comparison on MySQL?


How to make a button that allow me to control a Manipulate module?

How to use Buttons to run alternate Manipulate functions


Remove strings from a list that contains numbers in python

How to remove all integer values from a list in python


"Doing such stunts ARE punishable" or "Doing such stunts IS punishable"?

Making adult decisions "is" or "are" really not fun: Which is correct?


How to automatically append text to text copied with JavaScript

How to add extra info to copied web text


How can I delete files older then 30 days

using FORFILES in batch to delete tmp and bak files older than a week


How should I run stripped cable through conduits?

Can I run stripped Romex/NM through conduit?


Normalization of discrete Fourier transform not obvious

Numerical Fourier transform of a complicated function


Taylor series expansion of function $f(x) = \frac{\arcsin(x)}{\sqrt{1-x^2}}$

Deriving Maclaurin series for $\frac{\arcsin x}{\sqrt{1-x^2}}$.


I2C pull-up resistors calculation & where to place them


Is it perfectly natural to end sentences with Prepositions?

Is ending a sentence with a preposition acceptable?


Undifined reference to Eigen::Matrix, 3, 3>

Why can templates only be implemented in the header file?


Creating contiguous pixel based cartogram using ArcGIS for Desktop?


How do electrons know which path to take in a circuit?


Future.get() method results in null pointer exception

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


Inhomogeneous phase-portrait with StreamPlot

Why isn't my Stream code plotting multiple solution curves?


What does 'our own intrinsic moral value' mean?

Does 'all the value that we associate with persons' always hold true?


Bind residuals to input dataset with missing values

How do I deal with NAs in residuals in a regression in R?


Update my custom WordPress Plugin through my own server


Shutdown hangs on Ubuntu 17.10 on Lenovo ThinkPad E370 "mmc0: Unknown controller version"

kworker blocked for more than 120 seconds Ubuntu 17.10


A way to simulate slower pcs using my application

How can I simulate a slow machine in a VM?


Apt upgrade failing - unmet dependencies - libsensonrs-config

Unable to correct problems, you have held broken packages


Custom avatars are fetched using http instead of https

Better HTTPS support for Stack Exchange sites


How do I emulate keyboard-interactive ssh login with paramiko?

Paramiko/Python: Keyboard interactive authentication


T/F: if $\int_{1}^{\infty}f(x)dx$ converges then $\lim_{x\to\infty}f(x) = 0$.

Is there a continuous function such that $\int_0^{\infty} f(x)dx$ converges, yet $\lim_{x\rightarrow \infty}f(x) \ne 0$?


Manage NuGet Packages revert jquery to old version

How can I install an older version of a package via NuGet?


how to recover password android with permission denied?

How can I find saved WiFi passwords within non-rooted phone?


What's the practical difference in an image taken at focal length of 200mm vs 300mm?

How can I visualize or simulate the effect of different focal lengths?


If a group is of order $m$ and $n$ divides $m$, must the group contain an element of order $n$?

Does converse of Lagrange's theorem hold for a group of order 21?


How can I change my node group interface to more easily edit the Group Input/Output nodes?


Split subfigures over two pages without text between them


Rules & Regulations Of Hogwarts School Of Witchcraft & Wizardary

How does the Hogwarts Headmaster know whom to invite to school?


R put together traditional plot and ggplot2

Combine base and ggplot graphics in R figure window


Creating a Player object in a physics engine

How do I create a player movement system in Farseer?


Wrong password after using registry backup

What can I do if I forgot my Windows password?


Create a simple Login page using eclipse and mysql

Authentication filter and servlet for login


Is there a way to create logical or as a sum-class symbol?

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


CentOS cp shell glob operation with asterisk (*) fails


How to get random numbers in a specific interval in c++

Generate random numbers uniformly over an entire range


How to use newline character in text in cmd batch?


Are html5 element ids automatically mapped as object id in javascript namespace?

Do DOM tree elements with ids become global variables?


What is the word for someone who has been recommended?

What is the person called whom you give a recommendation?


Build and strengthen the Stack Exchange community with "crossover questions" between sites


"One in 5 people is" OR "one in 5 people are"


Why did Snoke’s ship’s weapons arc like this?


express authentication middleware failing to redirect correctly after a PUT request


Can "loss of life" abilities be triggered by combat and/or direct damage?

What are the differences between combat damage, direct damage, and loss of life?


How does one create an InputStream from a String?

How do I convert a String to an InputStream in Java?


Difference between "now" and "right now"


References are transformed in lowercase using IEEbib.bst

BibTeX loses capitals when creating .bbl file


How do I automatically restart docky after a crash?


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


Adding unicode (Cherokee) characters in Latex?


What does the line above a letter represent?

What does $\bar{y}$ with a line over it represent?


How do I fix Null Pointer Exception when I have already assigned value


Make links posted by users open in a new window


script tag create with innerHTML of a div doesn't work


perfect tense: question on "unspecified time"

Must present perfect tense be used if the action takes place more than once?


How do I use 'git reset --hard HEAD' to revert to a previous commit?

How do I revert a Git repository to a previous commit?


What mathematics shows that time goes backwards when going faster than C?

How does faster than light travel violate causality?


NullPointerException When add object into ManyToMany Relation Ship


Find highest value in multidimensional array


Where do new ideas come from in research?


Android get String in Fragment using custom class


Running python script in current python file

How to execute a program or call a system command from Python


usage of unreal hypothetical when speaking of something unlikely to happen


The double pointer points to the int variable to overwrite the memory


Terminal only shows up as a black window


Story about suicidal breeding of aggressive next generation on generation ship

A mutation-themed short story from the 60s or 70s


How come the New Republic did not foresee the strike on the Hosnian System

Did the Resistance know about Starkiller Base and if not, how was it hidden so well?


Java: notify() vs. notifyAll() all over again


What is the carrier of push and pull force?

What does it mean for two objects to "touch"?


rtl8812au not being detected following upgrade to 20.04

Need rtl8814au driver for kernel 5.3 on Ubuntu 19.10


Javascript: insert array in another array at a specific index

How to insert an item into an array at a specific index (JavaScript)?


Plotting points using coordinates from excel

Converting from DMS to DD using Python in Field Calculator?


Does deflect missiles factor in damage resistances/immunities?

Does Resistance combine with Deflect Missiles and make it easier to throw it back?


How do I escape a sub-directory name with an ampersand in it?


Samsung Galaxy S III (S3) Won't Connect via USB with Android File Transfer with MacBook Pro - Mountain Lion


Centering \vdots in a system of many equations