Xubuntu, combinations Ctrl+key don't work when I use Ctrl as hotkey for switching keyboard layout


Using a return ticket as a one way ticket to Mexico from the UK?

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


Different domains for different languages SEO

How should I structure my URLs for both SEO and localization?


How to select an element based on tag name?

lxml etree xmlparser remove unwanted namespace


Matrix identity with symmetry conditions


Is a limit a function? What about the derivative and the integral?

What kind of "mathematical object" are limits?


Non-Relatively Prime Polynomials in a Field Extension are Not Relatively Prime in Original Field Either

Given fields $K\subseteq L$, why does $f,g$ relatively prime in $K[x]$ imply relatively prime in $L[x]$?


Is there an application/way to fix or confine bad sectors with Ubuntu?

SMART Disk Failure 05 - Reallocated Sector Count: Creating a Partition Ubuntu 12.04


Would time speed up on an object you're moving towards?

Would approaching a distant star at near the speed of light unfold its entire history in "fast-forward"?


Limit calculation using Lagrange mean value


How to show that $\lim_{n\to\infty}\left\{f(c+\frac{1}{n^2})+f(c+\frac{2}{n^2})+\cdots+f(c+\frac{n}{n^2})-nf(c)\right\}=\frac{1}{2} f'(c)$


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


Why the expression a==--a true in if statement?

Why are these constructs using pre and post-increment undefined behavior?


Is there a before/after edit view in OS X Photos' Editing view?

How can I view the original (or "master") version of a photo in Photos without reverting all edits?


Why is the blog link on the bottom going to a mobile version?


Find a vector function that represents the curve of intersection of two surfaces and the tangent vector

Find a unit tangent vector to a curve that is an intersection of two surfaces.


Find matrices $X$ such that for any matrix $Y$ we have $\det(X^2 + Y^2) \geq 0$

Is it always true that $\det(A^2+B^2)\geq0$?


Delete all folders with specific name on ntfs drive

How to use Terminal to delete all .svn folders recursively?


How to get the wifi password off a school wifi without going up to the router

Is there any way to view saved wifi passwords on the iPhone?


how to set environment variables from a shell script?

How can I make environment variables "exported" in a shell script stick around?


Get List element position in c# using LINQ


How to get access to USB-storage from an application installed as Snap?


Cardinality of $ X\times \mathbb{N} $ when $X$ is infinite

Cardinality of cartesian product of an infinite set with N


Where to start in a project after the design phase?

What should be created first in a video game?


Advantages of bisexual reproduction over asexual one toward species promotion?


Why should an article be placed before "business lunch or dinner?"

"To have a dinner" vs "to have dinner": which one is correct?


Are all uncountable infinities greater than all countable infinities? Are some uncountable infinities greater than other uncountable infinities?

What Does it Really Mean to Have Different Kinds of Infinities?


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


Allocating memory for global multidimensional array

How do I correctly set up, access, and free a multidimensional array in C?


Standard implementation of a linked list in C

Does standard c library provides linked list etc. data structures?


CSS-only way to set a div to 90% width and 3:1 aspect ratio

Maintain the aspect ratio of a div with CSS


If $Y_1,...,Y_n$ are a finite collection of compact subsets of $X$, then their union $Y_1\cup....\cup Y_n$ are also compact.

Prove that finite unions of compact sets are compact


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


What does "Throws" do and how is it helpful?

The throws keyword for exceptions in Java


Small \sum character using beamerposter and lmodern

Displayed math looks bad using beamerposter with lmodern


I woul'd like know if my partner travel with me she has uk resident permit. I am british

Non-EU spouse of UK citizen Schengen visa requirements


Where does the expression "carrot and stick" come from?


Alien Instrument produces "visual music", which a Human can temporarily experience

Human visits aliens with advanced hearing and culture with heavy emphasis on music


Prove that a power series$\sum_{n=0}^\infty a_nz^n$ which is convergent for any $ z \in \Bbb N$, converges for any $z \in \Bbb C$.

Prove that a power series $\sum_{n=0}^{\infty}{{a_n}{z^n}}$ which converges for any $z \in \mathbb{N}$, converges for any $z \in \mathbb{C}$.


Why can't I buy the Windhelm house (Hjerim)?


Won't emission line spectrum also be observed in absorption spectrum?

How can the discrete atomic spectrum be observed?


How to prevent Windows 8 of erasing GRUB?


Warning: mysqli_error() expects exactly 1 parameter, 0 given error

Warning: mysqli_close() expects exactly 1 parameter, 0 given in


Is there a way of defining an "imaginary" number which is not i?

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


Story identification: A novella about a computer that becomes sentient and can control everything in the universe except the human mind

Short story about a virtual world. Protagonist is a female who specializes in torture experiences


How to make a div 100% height of the browser window


Android as a microphone for Windows PC via USB

How can I use my Android smart phone as a microphone for my laptop?


Null Pointer Exception : Bundle Intent. Bundle received null. But it still shows the value later

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


How to know if user has clicked outside the Modal

Close Lightning Modal by clicking anywhere outside of it


Hurdle models in R: sign of the hurdle component coefficients

What is the difference between zero-inflated and hurdle models?


Is there a way to browse from random topic to random topic?


Why does Lupin have his first transformation at Hogwarts?

Do werewolves in Harry Potter only transform under moonlight?


Should I pass a constant reference if all I'm passing is a single character?

Pass by reference, constant reference, rvalue-reference, or constant rvalue-reference?


floating point values comparison failure

How dangerous is it to compare floating point values?


List ALL contents Taxonomy Terms with Views


How can I make a modification to a .service and keep it persistent?

Where to place user created systemd unit files


LaTeX Error: Option clash for package xcolor


Is it a good way to use an auto increment integer field as the primary key?

Should every table have a single-field surrogate/artificial primary key?


Why can "which" and "who" be dropped in some sentences?

passive Vs active or omission of 'which is'


Java NullPointerException due to indexing array

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


Pure Javascript method to wrap two adjacent div

Wrapping a set of DOM elements using JavaScript


What can be microcontroller resets causes?

What could cause a microcontroller to unexpectedly reset?


18.04 HP Pavilion desktop "No Wi-fi Adapter Found"

My wireless/WiFi connection does not work. What information is needed to diagnose the issue?


How to install and play a retail game when Steam is required to play?

Can I register a retail boxed copy of a game with Steam?


Using the Bulk API, can I create both Custom Objects and their parent Person Accounts concurrently?

Create Account and Contact at the same time with Bulk API


Sort dictionary of arrays by highest element


Add all files to a commit except a single file?


Make an object copy without memory reference


How to get the name of the current git branch into a variable in a shell script?

How to programmatically determine the current checked out Git branch


Select lists that don't contain a given element (was: elements in a list (all elements should be satisfied))

How to select sub-lists having at least one element that matches a pattern


If $A$ and $B$ are compact subsets of $\mathbb R$, then so is $\frac{A}B$.


What is most efficient way to reverse a string in .net?


Event binding on dynamically created elements?


Does Nashorn's RegExp implementation not support Unicode categories?


How can I securely format a solid-state drive?


What is the difference between  in ERB in Rails?


I can't get into my field research prize


How to make Maven evaluating version ranges starting with latest version?

How do I tell Maven to use the latest version of a dependency?


Why is AES resistant to known-plaintext attacks?


How do I use reflection to invoke a private method?


How to Customize index using code first?


upgrade ubuntu without upgrading plasma4

How to prevent updating of a specific package?


How to automatically kill a process using script?

How to write a shscript to kill -9 a pid which is found via lsof -i


Gracefully starting/stopping Java apps on Linux


Traverse a list in reverse order in Python


How to use custom icons with mapKit framework?


Can you dimension the frame in a plot with absolute unit e.g. cm?


How do I make Ubuntu not require a password to supend?


Can I use binary variables in logistic glm in R?

Modelling a binary response variable with a binary explanatory variable


really simple SQL Not a GROUP BY expression - Oracle


How to show HTML in radioButton in flex3/4

How to use htmlText as Radio button label in Flex 3


Proving that an additive function $f$ is continuous if it is continuous at a single point


How to find out how Mathematica performed an integration?

Get a "step-by-step" evaluation in Mathematica


Why serialVersionUID in java must be static, final, and of type long?

What is a serialVersionUID and why should I use it?


Should I feel obligated to include my advisor as coauthor?


How to capture text that are inclosed between two same simbols?

What special characters must be escaped in regular expressions?


On the $R$-linear independence of free $R$-module

$A^m\hookrightarrow A^n$ implies $m\leq n$ for a ring $A\neq 0$


Can questions only appear in the HNQ list once?

What are the criteria for questions to be selected for Hot Network Questions?


Regular Expression for extracting text from an RTF string


If $p,q$ are distinct primes and $a$ is not divisible by $p$ or $q$, then $\gcd(a, pq)=1$

If $\gcd(a,c)=1=\gcd(b,c)$, then $\gcd(ab,c)=1$


How to prove continuity of the retraction map in proof of Brouwer's fixed point theorem?


How can I use less disk space on system storage?

How can I figure out what's slowly eating my HD space?


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


How to determine touched time duration in android

Android Touch Event determining duration


how to send data from one view controller to another view controller


What are Unity's keyboard and mouse shortcuts?


Ensure numeric (floating point) input with Javascript, allowing minus sign?

(Built-in) way in JavaScript to check if a string is a valid number


How to edit a file in vi editor (arrow keys prints letters)?


Preparing an old Windows XP computer for Xubuntu and installing it


How to trigger a  to expand (like it does after a mouse click)

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


Where to include javascript instances in drupal


Difference between char *str and char str[]

What is the difference between char s[] and char *s?


How to convert this deprecated ereg() using pointer to preg_match()

How can I convert ereg expressions to preg in PHP?


Correct comma usage with "but after years of"

Comma after a coordinating conjunction preceding a parenthetical at the start of the sentence


Cannot make a static reference to the non-static method. How would I fix this

How do I fix the error where I cannot make a static reference to a non-static input field?


Dieline- how do I send a dieline to print.


Getting size (not length) of c style string in function

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


Show that $\mathbb{Z}[x]/\langle2x-1\rangle$ and $\mathbb{Z}[1/2]$ are isomorphic rings.

identify the ring $\mathbb{Z}[x]/(2x-1)$


Forgot to add swap memory during installation

How do I add swap after system installation?


prove $G=HN$, if $N \lhd G$ with prime index, and $H$ is not contained in $N$

Prove for any $K \leq G$, either $K \leq N$ or $KN=G$ and $[K:K \cap N]=p$ where N is normal in G and $[G:N]=p$


How do I run/execute this file "OpenVPN GUI for Linux"?

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


Initialization in definition vs. initialization in constructor

What are the best practices for determining the tasks of Constructor, Initialization and Reset methods


Random non overlapping circles(with circle number controlled) in python and pygame


Probability of a picking a given number from (0,1) = 0. Is this paradoxical?


Movie with an Alien race Which Absorbs Light as a Source of Nutrition

Old movie about aliens and a family; father briefly abducted


"Page not found" when clicking on "edit profile" when suspended

"Edit profile" section throws a generic 404 if I try to access it while suspended


Understanding the Mathematics of Wigner function

Motivation for Wigner phase space distribution


Trying to install wine on 14.04, have tried removing all wine related but still no joy

Why is Wine not installable on my system?


What is going on in this alignat environment?


Is there a way to view a list of the flags you have cast

How can I view the responses to the questions that I have flagged?


For(each) loop twice-populates a combobox

Why is itemStateChanged on JComboBox is called twice when changed?


Why are some faces darker than others in edit mode?


Sending compressed folder with shapefiles and QGIS?

Saving project with data source path as relative in QGIS?


How to Send a Feature to a Different Layer

Copy single feature into another feature class


Unity doesn't load, no Launcher, no Dash appears


Formal proof for why subtracting two equations in a system of linear equations maintains equivalence with the original system of equations


Why is my bash prompt getting bugged when I browse the history?


How to copy files and folders in clipboard to all connected removable drives?

Parallel file copy from single source to multiple targets?


For any three random variables $X,Y,Z$, prove or disprove that $\langle XY\rangle$, $\langle XZ\rangle$, $\langle YZ\rangle$ can't all be negative

Bound for the correlation of three random variables


Calculate this limit without L'Hopital's rule

$ (1 + x)^{1/x} $ when $ x \to \infty$ without L’Hospital’s Rule


Why is the linespacing larger inside an empty environment?

Why do I have to use \par if I change font size withing a group scope?


How to mass rename files with ill-formed numbering?


error 2006 in mysql server has gone away

#2006 MySQL Server has gone away error in Wamp


c# how to detect if file is open in another process

Is there a way to check if a file is in use?


What would be a suitable textbook of first semester physical chemistry?

Where should a physicist go to learn chemistry?


Selecting a random element from a PHP associative array


To show for following sequence $\lim_{n \to \infty} a_n = 0$ where $a_n$ = $1.3.5 ... (2n-1)\over 2.4.6...(2n)$


Is there a GUI tool to log and view outgoing CURL requests from a Linux server?

How do I deal with a compromised server?


Why should collector voltage need to be higher than emitter voltage?


Can't report a bug on for a project on Launchpad--What to do (e.g. Skype Wrapper)

What tools do I need to use to report a bug in a developers PPA?


Can I leave a process running on the computer I'm connecting to through ssh such that I can turn my own computer off?

Keep processes running after SSH session disconnects


Application started by Udev rule closes after 4 seconds

How to run long time process on Udev event?


How do I add watermark/background image in Google Docs?

How do I create background image in Google docs


Highlight search term in javascript according to term

Javascript for replacing an abreviation by his equivalent


Whats the easiest way to ensure folder exist before I do a File.Move?

How do I create directory if it doesn't exist to create a file?


show the equality $f(\bar{z})=\overline{f(z)}$ for entire function $f(z)$

Entire function. Prove that $f(\bar{z})=\overline{f(z)}, \forall z\in C$


How can I install modules of python in Ubuntu?

How do I check whether a module is installed in Python, and install it if needed?


Java "Cannot be referenced from a Static context" Jar Import

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


How to override some VIM system settings?


Before calling git push, how do I know the how many files I am going to push?

How can I see what I am about to push with git?


Convex and concave regions of a closed curve

Can I get the curvature at any point of a random curve?


Does Stack Exchange use caching and if so, how?


Is there a RegExp.escape function in JavaScript?


Python code to find Eulerian Tour does not work in one case. Why?


Is it possible to have my account frozen?


How to avoid large margins around Matlab plot in PDF


How to prepend a particular text file contents to every text file in a directory and its subdirectories?


How many elements in $\mathrm{Sym}(9)$ have order $7$?

How many elements of order $k$ are in $S_n$?


If a black hole is made by a hypothetical particle above Planck mass and it has angular momentum will it be a ring Kerr black hole?

Does quantum spin contribute to the angular momentum of a black hole?


What is maximum likelihood estimation in logistic regression?

Maximum Likelihood Estimation (MLE) in layman terms


What video editing software should I use to make screencast videos with external audio?

How to Record Screen and internal Audio?


FInding the SRID for NAD_1927_UTM_Zone_7N?

How to find out the co-ordinate system using .prj file


JSP or XHTML? PWC6228: #{...} not allowed in a template text body


Time Complexity - letter combinations of a phone number

Big O, how do you calculate/approximate it?


how do I put Ubuntu onto my galaxy S5 Rooted?

What hardware does Ubuntu Touch support?


Why does the sun.misc.Unsafe Package Exist

Why does sun.misc.Unsafe exist, and how can it be used in the real world?


Demonstrate an interaction with a design component

How to indicate that specific sections of a page can be swiped


How to migrate from test environment to production environment?


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


Would possibility of instant communication break physics?

What are some scenarios where FTL information transfer would violate causality?


Why is a raised to the power of Zero is 1?

How to understand why $x^0 = 1$, where $x$ is any real number?


Are there at least two people present who shook hands with exactly the same number of people?

Prove that in every graph with at least two vertices, there are at least two vertices which have the same degree?


Examples to understand string immutablility in c#

Why can't strings be mutable in Java and .NET?


Trying to identify novel with a man imbued with uncontrollable telepathy


Depth related problem for actionscript 3

How do I set the depth of images in ActionScript?


How to require root privilege to run command or alias?

How can a script check if it's being run as root?


Story where aliens find and resurrect a man after the whole planet went extinct, then the man resurrects the entire species


null pointer exception when calling function

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


What do you call it when people say 'like' a lot?

What is the name of words or phrases people insert into sentences, seemingly unintentionally? And the practice?


Is it intentional that the profile reputation display in the revision history doesn't match the way it is displayed elsewhere?

Make display of reputation in revisions list consistent with the user card display


Are all open balls in $\mathbb R^2$ with respect to any metric convex?

Is it possible to construct a metric in $\mathbb{R}^n $ s.t. it does not induce CONVEX balls?


Preventing windows 10 from being installed

I Cancelled Microsoft 10 Reservation and uninstalled KB3035583 but Window 10 is still trying to install


One material with different color per mesh?


Free alternatives to M/Monit interface for the Monit systems management system

What tool do you use to monitor your servers?


Return values to c# via stored procedure

Calling stored procedure with return value


Servlet request.getParameters non english character help!


Why the pins of a port in some microcontrollers are not in order?

Why aren't pins on microcontroller grouped together, close to each other?


Delphi sql: dealing with space character in field name

Delphi: Paradox DB Field Name Issue (Spaces in field name)


How to cd into a directory with space in the name?


Difference between CLOSE and CLOSE_FRACTION

Difference between BOOST_CHECK_CLOSE and BOOST_CHECK_CLOSE_FRACTION?


Regex for splitting a string using space when not surrounded by single or double quotes


What are the dev-loop services that started on boot?


Inviting a user to a Wordpress site, wp-activate redirects to login?

Invitation link to a site in multisite network does not work?


Is it acceptable to begin a declarative sentence with "Am"?


Input placeholders for Internet Explorer


A word that describes a word for which there are no words


Does third law of motion apply to light or EM waves?

If I'm floating in space and I turn on a flashlight, will I accelerate?


Finding all subgroups of Direct product of groups

How to find all subgroups of a direct product?


For which $a\in \mathbb{R}$ is $f(x,y) = \frac{xy^a}{x^2+y^2}$ with $f(0,0)=0$ continuous?

Prove that $g(x,y) = \frac{x^3y}{x^2+y^2}$ with $g(0,0)=0$ is continuous


Cannot convert datagridview datasource to datatable

Convert generic List/Enumerable to DataTable?


java.lang.NPE: Attempt to invoke virtual method 'android.view.View android.widget.CheckBox.findViewById(int)' on a null object reference

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


I need help solving this hyperbolic equation

Can Reduce *really* not solve for x here?


Is there anywhere I can see my old school reputation score?

Will I know how much reputation I gained from the change in question rep?


Which bibliography entry type should I use for a document defining a European norm?

How to cite a standard (ISO, etc.) in BibLaTeX?


How do I create a Java string from the contents of a file?


How do I get the id of the selected node in jsTree?


I work "at" registrar's office or "in" registrar's office?


Is this a correct translation from english into symbolic logic?

Translate the sentence into symbolic logic


Is it safe to use one sample-t test with a dataset of size 5000 while the population distribution is not normal?


Excel: I want to extract characters from 1 column and paste these into a separate column


Prove that two sequences converge to the same limit.

prove $\sqrt{a_n b_n}$ and $\frac{1}{2}(a_n+b_n)$ have same limit


Is it possible to secure access to images stored on AWS?

How to store data in S3 and allow user access in a secure way with rails API / iOS client?


An user is not permitted to write in directories it owns, on a external mounted ext4 partition. What could be the problem there?

Do the parent directory's permissions matter when accessing a subdirectory?


How do I use an encrypted MySQL password with Cyrus SASL?

Postfix (SASL) / MySQL: Use MD5 Encryption?


How to evaluate $\sum_{\gcd (p,q)=1} \frac{1}{p^2q^2}$?


Ubuntu 18.04 systemd-udevd uses high CPU, conflict with nvidia graphics

After upgrade from Ubuntu 16 to 18.04, systemd-udevd uses 100% CPU


How do I exit the results of 'git diff' in Git Bash on windows?

How to exit a 'git status' list in a terminal?


Is this possible to use $.getScript in firefox extension


Why it throws null pointer exception when object is initialized to null and then trying to access class method?

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


NullPointerException in a Connect 4 Game


Using "of" or apostrophe, which is more common?


Why can't the Klein bottle embed in $\mathbb{R}^3$?

How does one prove that the Klein bottle cannot be embedded in $R^3$?


What is recordSetVar and where is it used?


ConcurrentModificationException with ArrayLists and HashMaps

Iterating through a Collection, avoiding ConcurrentModificationException when removing objects in a loop


Where is the User's Admin Bar Preference stored? I want it to default to off for new users


Plotting an illustration of the learning rate in neural network learning using TikZ package


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


Any way to make setuptools exclude certain files when packaging up a distribution?

How to exclude a single file from package with setuptools and setup.py


If $a \in \Bbb Z$ is the sum of two squares then $a$ can't be written in which of the following forms?

multiple choice question on number theory


Why is $p{\implies}q$ defined to have a truth value if $p$ is false?

In classical logic, why is $(p\Rightarrow q)$ True if both $p$ and $q$ are False?


Is it bad to use const_cast to factor out getters?

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


How to get 3D points of a Mesh in world space coordinates?

How to convert coordinates from vertex to world-space?


If someone is electrocuted, do they have to die or can they just be injured?


Why a false statement can imply anything?

Why is it sensical for a proposition with a false antecedent to validate to true?


CSS3's attr() doesn't work in major browsers


Unable to update Ubuntu 16.04 through apt-get update


How do I configure reverse DNS for a SMTP server

Reverse DNS - how to correctly configure for SMTP delivery


Why is a full turn of the circle 360°? Why not any other number?


understanding "mount" as a concept in the OS

What is meant by mounting a device in Linux?


Identifying source and drain terminals for MOSFET circuit

Why MOSFET source is indicated with arrow ?


Unable to echo "à" instead php prints "Ã"


Why do some packages have extra numbers before a colon on the front of their version string?


Finding probability density of $Y=X^2$, assuming $X\sim U(-1,1)$

Does the square of uniform distribution have density function?


Given the normal distribution X=N(1,2), what is E[X^3]?

calculating mean of a random variable raised to a power


How to find out notifications that I closed, Windows 10


What is the difference between static and class methods in Python?

Difference between staticmethod and classmethod


How to generate and prompt to save a file from content in the client browser?


If $f: \mathbb R \to \mathbb R$ and $f$ is continuous and for every real value of $x : f(f(x))=x$ , prove that there is a $c$ where $f(c)=c$

Proving that if $f(x)=x$ has no real solution then $f(f(x))=x$ has no real solution either


Combine find-chmod for directories and find-chmod for regular files

Change all folder permissions with 1 command


An Inequality with complex numbers and $1/\pi$


Using the three finger tap Dictionary.app, is there a way to add an English to Chinese dictionary?


commandButton/commandLink/ajax action/listener method not invoked or input value not set/updated


How to convert a String[] to int[] in C# and .NET 2.0?


Scroll windows from the same program and show the desktop with GNOME

Switching between windows with scroll wheel on Ubuntu Dock


Why are integer literals with leading zeroes interpreted strangely?


Microsoft Office alternative for Windows?


How can I create a class to store a number limited in size only by the total amount of memory available on the system?


"not a valid identifier" error when I run `source ~/.bashrc`

How to fix "not a valid identifier" error after setting environment variables?


Insert Update to MYSQL with PHP 5.5 UTF-8 issues


How to find and calculate correlation in a data set which has category and continuous variables?

How to get correlation between two categorical variable and a categorical variable and continuous variable?


Consider the sum of $n$ uniform distributions on $[0,1]$, or $Z_n$. Why does the cusp in the PDF of $Z_n$ disappear for $n \geq 3$?


Suppose a subspace of $X$ is compact iff closed. Then is $X$ compact hausdorff?


Show finite ring has identity when for each $x$ there exists $y$ such that $xyx = x$.

A finite von Neumann regular ring is unital and has $ab = 1$ if $ba = 1$


Problem - Changing keyboard language layout in Kubuntu 20.04 also changes wide system language

Properly setting the system language to English but with Swedish locale settings


How to calculate the angle of a vector $x\hat i + y\hat j$ if $x = 0$

We have angle=arctan(dy/dx), but what happens when dx=0?


Prove that this vector space is not finite dimensional.

Is there a quick proof as to why the vector space of $\mathbb{R}$ over $\mathbb{Q}$ is infinite-dimensional?


How to downgrade a PPA package (Firefox ESR 60 to ESR 52)?

How do I downgrade Firefox v. 57 to v. 56?


The question migration notice should be hidden after a certain time threshold

Hide notice for migrated questions after 30 days


Equivalent Definitions of the Operator Norm


Does the untarred folder overwrites or appends the contents of the original folder?

Why doesn't tar ask before overwriting existing files?


Java thread implementation vs declaration

"implements Runnable" vs "extends Thread" in Java


Filtering rows to get only the latest value

Fetch the row which has the Max value for a column


Separate options to suspend when on battery power or plugged in


In Windows 7, How to query times, when the computer was locked?


How can I determine local minima from a Kernel Density Estimation?


More consistent and contrasted color scheme for the top bar indicators


async validation on facebook registration plug-in using c#

facebook registration plug-in Async Validation


confused about java while loop ,hope anyone can help me .?

What is the volatile keyword useful for?


Will push notification badge number gets updated automatically when app is in background

Increment the Push notification Badge iPhone


Why can't I connect to Pokemon Go via mobile data?


What can I do if everything with my 55-200mm macro lens is suddenly entirely blurry and the camera won't take pictures?

How do I diagnose the source of focus problem in a camera?


How to install ibus-avro in Ubuntu 17.04

Avro Bengali keyboard switches to Malay (Jawi) after upgrade to Ubuntu 17.04


What special characters must be escaped in regular expressions?


What's the point of locked doors in Harry Potter?


Refugee in France, travelling to the USA as a tourist?

Refugee in France; can I apply for a US tourist visa with a titre de voyage?


Generalization of ARMA to fit many brief series instead of one long series

Estimating same model over multiple time series


How do you assert that a certain exception is thrown in JUnit 4 tests?


Convert string of datetime to datetime object


categorical data Analysis with too many levels

Preprocess categorical variables with many values


Independent and mutually exclusive probability

Understand the difference between independent and mutually exclusive events


What can I do if one coauthor tries to prevent a journal paper from being published?

Co-author contributed almost nothing and is blocking publication


Why doesn't pasting X flipped pose paste arm poses?


How can two plots share one x axis, while having two different y axis?

Drawing curves and multiple y-axes in one plot with pgfplots


Stuck in grub rescue after I tried to upgrade to Windows 8

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


What is $X$, it doesn't seem to be a set in the usual mathematical sense, even though it's often referred to as one


Homeomorphism between $\prod X_i$ and the Cantor set


API only user accounts and security tokens

What is the best way to get security token of a API Only user?


Windows doesn't start anymore from the grub boot menu

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


expected area of a triangle determined by randomly placed points

The expected area of a triangle formed by three points randomly chosen from the unit square


Install Ubuntu onto USB stick? (Not installer?)

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


What are the signs of crosses initialization?


OutOfMemoryException raised when loading Pictures from folder

Is there a reason Image.FromFile throws an OutOfMemoryException for an invalid image format?


Could we declare a pointer of the class's type in the class declaration?

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


Use of [Authorize] with custom membership provider

Using [Authorize] without SimpleMembershipProvider


Why do (most) metals cause problems in a microwave oven? Which metals (if any) don't?

Why do metal objects in microwaves spark?


How many USB-C monitors can I connect to a MacBook Pro (13-inch, 2020, Four Thunderbolt 3 ports)?

MacBook [Pro] - how many displays, what resolution/frequency?


Broadcom brcm80211 installation from source


Recovering an account without knowing the email address


Is it OK to "repost" a question that hasn't gotten many views?

How to handle a deliberate duplicate question


The number of monomials of a given degree


How to show a message only if cookies are disabled in browser?

Check if the client accepts cookie in javascript?


How can I make a message appears on my PC when my phone is ringing?


Is power equal to $\vec{F}\cdot\vec{v}$ where $\vec{F}$ is force and $\vec{v}$ is velocity?

Why isn't the product rule used in the definition of mechanical work?


Seagate 3TB ST3000DM001 hard shows " Unallocated" after connected via motherboard

Why is my USB drive showing corrupted data when plugged as an internal SATA drive?


pgAdmin and PostgreSQL compatibility matrix

How to find the fitting version of pgadmin III?


What time zone should we follow for our flight from Vietnam to Bogota, Colombia via Turkish Airlines?

Does the flight time when booking a holiday online show the time you arrive in that country and its time zone?


Prevent default a link which was added dynamically in jquery 3.6

Event binding on dynamically created elements?


Get the size of my disks on several system


Can I retrieve a re-hashed (hash) value, for instance by additional hashing?


VirtualBox: using physical partition as virtual drive


Pagefile prioritization on multiple drives

Does Windows use the fastest drive for the page file?


Best option for crawling a website that loads content via ajax


How can my Add-on SDK content script interact with a website page script?


Have anyone experienced inspection of their laptop or digital media content?


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


Getting path relative to the current working directory?

How to get relative path from absolute path


Show that the metric space C[a,b] is complete.

How to show that $C=C[0,1]$ is a Banach space


Is ternary operator, if-else or logical OR faster in javascript?


Is $\large \frac {\pi}{e}$ rational, irrational, or trandescendal?


Make Windows 10 show password prompt immediately instead of requiring an action first

How to disable the Windows swipe-away screen lock, without disabling the password?


Installation of GDAL 1.10 in Windows 8 and Ubuntu 12.04


Is this a reliable way of generating a GUID?

Platform-independent GUID generation in C++?


Regex - Why doesn't this .* (dot-star) match line-breaks?

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


can't have worked vs mustn't have worked


What are a few examples of noncyclic finite groups?


Remember last selected items per page in global search


Filtering search by views gives results with more views than given

Getting questions with >N views despite searching for questions with ≤N views


why so? heap, shows one thing and then another


boolean variable values in PHP to javascript implementation

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


LaTeX rendering is sometimes wrong in questions list and search results


How much kinetic energy does a helicopter use in a hover?

Calculate work done by a hovering helicopter over time


About a preacher that uses technology to deceive his audiences, leads humanity off a poisoned earth to 2 planets that forget about each other

Seeking a book set underground on a hostile, volcanic colony world


Can software be executed in bare metal machine?

How to run a program without an operating system?


Are photons affected by Earth's gravity?


remove duplicated elements from an array list


Linux command line instructions from python

How to execute a program or call a system command from Python


How to create a file root user can't delete

How can root user create file/directory unwritable for itself?


What is the meaning of the function definition in the attached image?


How to hide title bar in Firefox 57 Quantum?


How can you prove $(P\rightarrow Q)\lor(Q \rightarrow P)$ using natural deduction?

Prove :(P → Q) ∨ (Q → P) using natural deduction


Java-Numbers aren't adding/subtracting in my addMinus method


How can row operations on a matrix change the linear dependence of the rows?


Mean of the terms of convergent sequence

Prove convergence of the sequence $(z_1+z_2+\cdots + z_n)/n$ of Cesaro means


Why on printenv I cannot see the HOSTNAME enviromental variable?


CSS technique for a horizontal line with words in the middle


Unable to open any graphical app with "sudo"


Loading 64-bit OS on my Dell Dimension 9150 - possible?

How do I check whether my hardware is 64-bit capable in Windows?


What is an accepted equivalent of non-parametric version two-way ANOVA in R package?

What is the non-parametric equivalent of a two-way ANOVA that can include interactions?


Turning off the "activities" hotcorner at the top left?

How can I disable the hot corner /Activities corner using the Terminal?


Switching between regular, dashed, dotted and the like in Graphics


Why are the login boxes on the left and how can I easily move them to the center?

How do I move the dialog in the login screen?


How to show $1+r+r^2 + \cdots + r^n = \frac{r^{n+1} - 1}{r-1}$ where $r \neq 1$

Values of $\sum_{n=0}^\infty x^n$ and $\sum_{n=0}^N x^n$


How can I do this? $\int\frac{dx}{x^4+1}$


NullPointerException from random index for populated array list?

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


Future soldier triumphs in arena vs aliens, results in human victory in the war

Human & Alien captured, observed by higher beings


Is it safe to use the command apt-get autoremove in this particular scenario?


Exception in thread "Timer-0" java.lang.NullPointerException in run method


Neutral non offensive alternative to "slanting eyes"


Does sleeping directly after eating cause permanent health issues?

Is eating one's dinner right before going to sleep bad for health?


Null pointer Exception in a fragment while calling getholder fucntion


Could Voldemort have ended the protection from Harry’s mother by killing the Dursleys?

Why didn't Voldemort murder the Dursleys?


Mathematicians Measure Infinities, and Find They're Equal!

Is there a bijection between the reals and naturals?


How do I turn off line wrap in Cygwin terminal?


If an object moved 5 meters in a second, how can its velocity be 10 m/s?

Why do these two ways of understanding constant acceleration give different results?


How to get foreign windows form properties


How to broadly assess the state of research for a topic?

How to locate most important literature in an unfamiliar area


els-cas-templates references not displaying correctly using PDFLaTeX

Question mark or bold citation key instead of citation number


How do I calculate the probability density function for a joint beta + uniform distribution?


MYSQL - fastest way to get points around coords

MySQL Great Circle Distance (Haversine formula)


How to invoke template constructor on a separate file?

Why can templates only be implemented in the header file?


Why aren't search engines indexing my content?


an error with defining a template class constructor in cpp file


How can I reuse existing materials, objects, etc from an existing .blend?


Is it possible to join two hard drives into one logical drive?

Combining two physical drives into a logical one


Can a span within an H1 harm bot attempts to identify the text?


How to fix sudo after "chmod -R 777 /usr/bin"?


For me/to me, which is correct or better in these examples?


if statement for a string not working as I expected

How does bash interpret the equal operator with no surrounding spaces in a conditional?


Is L'Hopitals rule applicable to complex functions?


What is this practice called in JavaScript?


Limit of $x\left(\left(1 + \frac{1}{x}\right)^x - e\right)$ when $x\to\infty$


Is there an insertion order preserving Set that also implements List?


Addition of two floats in javascript producing strange anomalies


Getting value from a second table based on 2 variable values

How do I combine two data-frames based on two columns?


Do we still need swap partitions on desktops?


Prove that every element of G is a square

If every element of $H$ and $G/H$ is a square, then prove that so is every element of $G$.


why should equation be preferred to gather for single-line equations?

What is the difference between align and equation environment when I only want to display one line of equation?


why string multiplied by and integer and variable multiplied by integer is not same?

Is there a difference between "==" and "is"?


Trouble with "trivial" example of a semi-simple Lie algebra

Proof of "$L$ / Rad$L$ is semisimple for arbitrary Lie algebra L".


Python:Need to extract specific column and its values and to save it to a text file in python


How to format elementary row operations?

Formatting arrows between rows of corresponding matrices


What is the largest possible variance of a random variable on $[0; 1]$?

Maximum of the Variance Function for Given Set of Bounded Numbers


Proof that the sum of the even side and the hypotenuse of a coprime (and positive) Pythagorean triple is a square number

Formulas for calculating pythagorean triples


App stops when giving validation to Edit Text using Awesome Validation liabrary inside fragment

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


Main method is not static in class error

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


Why does Pokémon Gold sometimes delete my save data?

Why does my Pokémon Gold cartridge seem to forget saved gameplay?


Evaluating the nested radical $ \sqrt{1 + 2 \sqrt{1 + 3 \sqrt{1 + \cdots}}} $.


Make Mac OS X games with a windows computer. c#, Visual studio

How to build a dmg Mac OS X file (on a non-Mac platform)?


Translatable strings not appearing in the translation interface

Why is an untranslated string not showing up?


Good source of d and d or similar game, minituare figurines?

Where can I find fantasy minis on the cheap?


How to fix this "i need decimal places so for ".41" is gives 41 but for "9.41" it gives 40."


Error while installing MongoDB in Ubunut 18.04 Bionic

Apt-get fails on 16.04 or 18.04 installing mongodb


Should clicking a checkbox in an indeterminate state check it or clear it? Why?

Tri-state checkbox: Which state should be selected after clicking?


How to extract numbers from a string using regex?


A Novel that had dragon riding as a normal thing and the main character stole a runt to raise as his own

Identify this YA book series about dragons, acid blood, and dangerously cold nights


Is it possible to render an LWC template identfied by file name that is only known at runtime?

Dynamic component creation in Lightning Web Components


Force new users to go through animated tutorial before they post for the first time

New users required to take a tutorial on how the site works


Why does `a == x or y or z` always evaluate to True?

How to test multiple variables against a single value?


How can I make the preprocessor insert linebreaks into the macro expansion result?

How to generate a newline in a cpp macro?


Is my home likely to be damaged by nearby construction activities?

Is my nearby neighbor's foundation excavation a concern for my home?


NullPointerException in Java Mysql querying

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


How do I Get WiFi working on my Dell Inspiron 1501 with BCM4311 [14e4:4311]?


How to suspend particular user in Ubuntu 12.04


How can I have two profiles, with two skins, in Minecraft?

Can Minecraft be played by two players locally on the same account?


What does a ? do in a new Type?[5] assignment?


AndroidDebugKey Keystore was tampered with, or password was incorrect

Keytool Signing Problem: Keystore was tampered with, or password was incorrect


How do I add left-padded zeros to a number in Java?

How can I pad an integer with zeros on the left?


How do I reset a lost administrative password?


Propagating uncertainties with trigonometric functions


Equivalent definitions of convexity for $f\in\mathcal C^1(\mathbb R^n)$


How do I, a novice GM, deal with a PC who is constantly difficult?

How do I deal with an experienced player who doesn't interact well with my group?


Using HoldFirst at the same time as Apply


Schengen zone, Article 2(19), i got it from estonia embassy

Schengen visa refusal on threat to public policy, security, health


What are these Internet Explorer parameters

2 Internet Explorer (32 bit) processes taking up CPU


Looking for a book: Magic after the end of technology, with horrifying remnants of technology like large monsters

Fantasy book that turns out to be post-apocalypse, set several millennia after a nuclear war


How can I improve viewport performance when using Dyntopo?


Product of binomial coefficient as a basis


Bounded operator that does not attain its norm


Prove the congruence $pB_{p-1} \equiv -1 \pmod p$ for Bernoulli numbers.

Prove the von Staudt-Clausen congruence of the Bernoulli numbers


Trying to do an Ubuntu/Windows dual install but only Windows 7 pops up

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


How can I obfuscate (protect) JavaScript?


Is there a way to find out if I need a transit visa for a layover in the UK?


How can I send Inline images in Email with Python/Django?

How to send Inline images in Email with Python/Django?


How can I create two different lists of figures under two different names?


How do I parse a string to a float or int?


How to change all strings in vector to uppercase?


what is the probability of picking an even number out of all natural numbers?

Probability of picking an odd number from the set of naturals?


How do you export a rendered 2D animation?

How to render an animation as video in Blender?


Removing selected duplicates in a python list

How do you remove duplicates from a list whilst preserving order?


Is it really going to damage a bike to wash it with a hose?


Set of points in $\mathbb{C}$ s.t. $z^{n-1} = \overline z$


When are targets picked for spells with multiple "missiles"?


What Wording Did Witches and Wizards in Other Cultures Use for Spells?


Running programs in the background from terminal


Cannot install Pulseaudio after upgrade to 18.04

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


Is there any way to have a fieldset width only be as wide as the controls in them?


Keyboard shortcuts are now integrated into the site


Why doesn't the object fall into the other object?


Piggyback Ubuntu Desktop on Peppermint laptop wifi


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


what does angular brackets tell the compiler: C++

What is the difference between #include  and #include "filename"?


Photos taking up storage on iPhone when I have no photos


Best practice to create a template in HTML


How to set up multiple hard drives as one volume?


HTML allow only number without dot (.) in

HTML text input allow only numeric input


How to print a date in a regular format?


Change css class attributes of style sheet on button click in asp.net c#


StreamReader(string) does not exist in .NET 4.5 for Metro when it is supposed to?


Is there a simple way to increment a datetime object one month in Python?

How do I calculate the date six months from the current date using the datetime Python module?


"anyone who is qualified" or "anyone whom is qualified"?

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


Why does the system assign approximate value to the floating point numbers


redirect link with question mark in htaccess

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 to print "Hello" in C without using a semicolon?

Why no compiler error for main() without a return at the end?


How should we refer to the “trilogy” + StackExchange?

How are Stack Exchange sites officially branded?


How does different ways of scaling/ normalising variables in K -Means clustering effect clustering

How to understand the drawbacks of K-means


Solving for $x$ in $A=B\cdot \cos(x)+C\cdot \sin(x)$

Solving trigonometric equations of the form $a\sin x + b\cos x = c$


Why does NumberForm disturb the output of Rationalize?


I'm having an error by using the error_log php function


Where should I ask a question about an answer?

How can I help correct an answer if I don't have enough reputation to comment?


How do I remove extra row generated in longtable?


take Application.exe in another folder,does not launch


what is " ' s " in the sentence in bold?

When to use an object pronoun or a possessive adjective before a gerund


Why is this sentence correct? “She suggested that he go to the cinema.”


php simplexml - extract large number on cdata

How do I access this object property with an illegal name?


Why does the Contains() operator degrade Entity Framework' Linq queries?


How to take the gradient of the quadratic form?


convergence of the series $\sum^\infty_{k=1}kx^k$


Nginx 1 FastCGI sent in stderr: “Primary script unknown”


Find all ordered pairs $(x,y)$ of positive integers such that the expression $x^2+y^2+xy$ is a perfect square.

Quadratic Diophantine Equation $x^2 + axy + y^2 = z^2$


Google Places Autocomplete - Pick first result on Enter key?

Google maps Places API V3 autocomplete - select first option on enter


What is the relationship between a gravitational wave and a graviton?

Does the existence (now proved) of gravitational waves imply the existence of Gravitons?


Is there a simple way to plot complex numbers satisfying a given criteria


Constant receiving UDP packets from other local PC and firewall failed to block that specific IP address

McAfee sending traffic on UDP port 2054: is this expected behaviour?


Weird behaviour when assigning material to specific faces


what is '-' in man throttle command example

What does dash "-" at the end of a command mean?


Deleted the SSD part of my SSHD (Hybrid HDD) accidentally


Read word from external application from the cursor position

C# window application get word from the cursor position from the other application


Why does the C++ map type argument require an empty constructor when using []?


How can I read partial results in Javascript?

How to write javascript in client side to receive and parse `chunked` response in time?


Void function returns changed array, but not a changed integer?

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


help with lme() for nested random effects factors


Why array instantiation with a generic type does not work in Java?


Trigonometric identity between sines of multiples of $\pi/70$


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


representing f as a sum of symmetrical and antisymmetrical bilinear forms

Prove that every bilinear map can be written as a sum of bilinear symmetric map and a bilinear anti-symmetric map.


Object dimensions changing but not changing


"Target Packages ... is configured multiple times" and "repository is not signed" and "unable to locate package onlyoffice-documentserver"

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


Algorithm for toggling values in a matrix


No admin access to BIOS to change boot priority


Why does sending a process to background set $? to a non-zero value?

Why does bash set $? (exit status) to non-zero on Ctrl-C or Ctrl-Z?


How to change Status Bar text color in iOS


How to install Windows 8 Pro after installing ubuntu 14.04

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


Efficient way to delete entire row if cell doesn't contain '@'


NullPointerException when using Handler for updating progressBar

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


What should a Multipart HTTP request with multiple files look like?


Rank of matrix products is never greater than what

How to prove and interpret $\operatorname{rank}(AB) \leq \operatorname{min}(\operatorname{rank}(A), \operatorname{rank}(B))$?


How can I book a hotel in France for a Schengen visa without paying in advance?

Visa for France - showing actual hotel booking?


Loading time of 3s for 'close'/'flag' link

Significant delays when opening flag dialog?


Backup packages from 12.04 and install it on 14.04

How can I duplicate my existing software packages on a new system?


How to store a pointer to SubClass object in a BaseClass pointer array?


passing a variable from one class to another in Java keeps giving me a null error


Hows is ssl certificate verified and by a browser or server


Constructability of algebraic elements over $\mathbb{Q}$

Find a non-constructible algebraic number of degree $4$ over $\Bbb Q$


80's Animated movie: An old man joins mission to save a boy stranded on a hostile world

Animation movie (80's-90's) with brain-sucking insects


How to concatenate twice with the C preprocessor and expand a macro as in "arg ## _ ## MACRO"?


What are the best troops to have in your Clan Castle in Clash of Clans?

Best Defensive Barracks Troops In Clash of Clans


JS addeventlistener click to parent not child

Prevent execution of parent event handler


Bash - For loop not working with variables in the declaration

How do I iterate over a range of numbers defined by variables in Bash?


Large braces for specifying values of variables by condition


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


Why is there no formal version of "you"? How does one get around it?

Did English ever have a formal version of "you"?


How do you rotate a two dimensional array?


Deutsch-Jozsa: why is only one evaluation of $f$ needed?

How would I implement the quantum oracle in Deutsch's algorithm?


Displaying verbatim content with \tl_to_str:*


Wrong filenames timestamp listing in .txt file after comparison with the creation date

Filenames correction of timestamp with correct creation date


What is the remainder when ${13}^7$ is divided by 9

Mod of numbers with large exponents [modular order reduction]


Does there exist $\tau \in \mathbb{R}$ such that $a_n - n\tau$ is bounded?


What is the partial ordering procedure in template deduction


Help identifying a Scifi series of Novels from the 80's with Robot Overlords

Book about a group of escaped prisoners with tattooed faces


How to find angular distance between points?


What do i need to change in order to view my DXF


Using a 2048 kilobytes allocation unit size for large files

What "allocation unit size" should I use for a drive with a single NTFS partition?


Charge enclosed by a Gaussian surface inside an uniformly charged thin sphere

Gravitational field intensity inside a hollow sphere


How to convert pressure limit in 3D to 2D?

How do we define capillary number in 2D (two dimensions)


What does (foo, bar) = foobar() Python syntax mean?


Why (directly!) does every number divide 9, 99, 999, ... or 10, 100, 1000, ..., or their product?

Divisibility of Consecutive Powers of 10


Does $\operatorname{card} \operatorname{ran} f \leq \operatorname{card} \operatorname{dom} f$ imply choice?

Is denying "Paradoxical Partitioning" equivalent to accepting the Axiom of Choice?


Dual-boot Ubuntu and Windows 8 (only boots from "Windows Boot UEFI Recovery")

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


Is it rude to write in a journal paper "the proof is left as an exercise to the reader"?

Is using the phrase "... is left as an exercise for the reader" considered good style in academic papers/theses?


Windows Update Displays "Downloading Windows 10" instead of Updates

Is it possible to completely opt of out the free Windows 10 upgrade? as it doesnt seem so


AutoLayout is not working after resized controls programmatically - iOS

Can I use setFrame and autolayout on the same view?


Is a Tumblr blog on my site good for SEO?

What are the SEO Benefits of adding a Tumblr feed to a website?


Basic utility to read files with browse option

How to change path in Finder by entering the path manually?


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


Expressions containing globally undefined symbols inside a function where they are defined


Is the "read contacts" permission per account or per device?


Does a simulacrum'd creature's statblock include its personality and knowledge/memories?

What all is included in a creature's game statistics?


What is an undefined reference/unresolved external symbol error and how do I fix it?


The string 'null' appears at the beginning of my CSV output

How to create csv files in controller method from list


Gray cone obscuring/clipping the 3D Viewport


How can I get ubuntu or apt to automatically install all updates without the Software Updater popup?


Is the sum of two coprime numbers also coprime to its summands?


Applying filter on mail from specific subnet in postfix


Calculate the integral $\int \frac{2-3x}{2+3x} \sqrt{\frac{1+x}{1-x}}dx$


Show inline math as if it were display math (and vice versa)


How to recover NTFS partitions after Installing Ubuntu

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


can 3 2x6 x8' wooden board support a 900lb load?

How much load can a (wood) board support, if it is supported only at the ends?


Not sure how to clear concurrentModificationException

Iterating through a Collection, avoiding ConcurrentModificationException when removing objects in a loop


Is Itachi Shinden a separate anime series or part of Naruto Shippuden itself?

What happened to the Itachi Uchiha movie?


I have a schengen visa can I enter to london

Visit the UK with Schengen tourist short-stay visa


How to get a random number in a specific range

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


Let mods see the names of the flaggers for chat offensive flags

Make "who flagged this" data available to moderators for chat offensive flags


For a set with N members, what is the number of set partitions in which each subset is either of size 1 or 2?


App keeps crashing & rendering error since update to 1.0.68


UV Mapping Doesn't Display in UV/Image_Editor

Why doesn't my unwrapped model appear in the UV Editor?


Why is the product of two numbers generating a decimal that should not be there (only for specific numbers)?


Prove that there are no integer solutions to the equation below

A conjecture about numbers of the form $10^{m}(2^{k}−1)+2^{k-1}−1$, where $m$ is the number of decimal digits of $ 2^{k-1}$.


Why $\mathscr{B}(\mathbb{R}) \times\mathscr{B}(\mathbb{R})$ is not a $\sigma$-algebra?

Cartesian product of two $\sigma$-algebras is generally not a $\sigma$-algebra?


Where to securely store API keys and passwords in WordPress?


Proof verification: elementary Number Theory Proof of $am+bn = 1$

Proving if $d_0$ is the smallest positive integer in $S$ then $d_0 = \gcd(a,b)$


Writing a programming command in the same line as text


How can I limit the number of rows in an Oracle query

How do I limit the number of rows returned by an Oracle query after ordering?


How to install and test IPA file in Windows machine if I don't have real iPhone device


Which color space should be used for a logo?

Correct settings when it's for both print and screen?


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


Time complexity of two same for loops is O(n) instead of O(2n). Why?

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


Correction for serial voting not received yet

What is serial voting and how does it affect me?


Creating tables with spanning rows/columns


Unable to install Apache on Ubuntu 16.04

How to remove/install a package that is not fully installed?


How to create a graphic of a text with transparent background

How to isolate the text from a bitmap logo?


When is the present perfect tense used instead of the past tense?


if $A\times B = A$, is $B ={} $Identity matrix?

If matrix $AB=A$, does it mean B must be an identity matrix?


Can't enable script component on a prefab instance in Unity


Motivation for proof of $(((\phi \to \psi) \to \phi) \to \phi)$

Using the Fitch system, how do I prove $((p \implies q) \implies p)\implies p$?


Can wavefunctions always be separated into a product of spatial and spin parts?

When is separating the total wavefunction into a space part and a spin part possible?


How to use RegEx to get what I want and nothing in between

RegEx match open tags except XHTML self-contained tags


Show that for any subset $C\subseteq Y$, one has $f^{-1}(Y\setminus C) = X \setminus f^{-1}(C)$

How to approach proving $f^{-1}(B\setminus C)=A\setminus f^{-1}(C)$?


How to boot and install windows 7 back? Removing Ubuntu

How to remove Ubuntu and put Windows back on?


What happens if you push a lot of (ideal) balls that are perfectly aligned?

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


Formatting is all screwed up on MySQL record when pulling with nl2br


how to sort database records stored in array

How do I Sort a Multidimensional Array in PHP


Remove set of items from an array jQuery


Bind to explicit interface indexer implementation

WPF databinding to interface and not actual object - casting possible?


Using past tense when referencing a still-true fact


How can I describe a low temperature that doesn't actually feel cold?


What is the proof of divisibility by $13$?


How did the Empire build the Death Star II so fast? Also, why would they build another after the first one failed so badly?

Were there two Death Stars in construction at the same time?


cin to set string of variable 'name' in OneClass

cin command to use for inserting value on a function


Mathematica 10.3 on Windows 10 Home Premium Connection to SQL Server 2016

Microsoft SQL DatabaseLink connection using Windows Authentication


Using Input Radio in Visualforce page with Apex Controller


Some meshes that have textures import just fine but others come in all solid pink

Why are all the textures in my file pink?


Why is $1^{\infty}$ considered to be an indeterminate form


Restore deleted Mysql Directory in linux


How to make package management more efficient when package versions in Ubuntu are lagged?

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


Can anyone explain python's relative imports?


Blender viewport material preview is gray and weird

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


no suitable conversion function from "std::string" to "const char *" exists c++

How to convert a std::string to const char* or char*


How do we know that the dark matter is cold or non-relativistic?

Why do physicists think that the dark matter is cold?


Difference in performance of 8MB cache and 16MB cache Hard disk


How do I install the latest version of cmake from the command line?


$\langle x \rangle$ is a direct summand of a finite abelian group where $x$ is maximal order

Finite abelian groups - direct sum of cyclic subgroup


Solving $4x = e^x$ without graphing and looking for intersection


Michelson interferometr electromagnetic wave formula

What is the physical significance of the imaginary part when plane waves are represented as $e^{i(kx-\omega t)}$?


How do you prove Gautschi's inequality for the gamma function?


Find the limit of $\begin{equation*} \lim_{x \rightarrow 4} \frac{\sqrt{1 + 2x} -3}{\sqrt{x} - 2} \end{equation*}$

Calculate $\lim\limits_{x\to4} \frac {\sqrt {1+2x}-3} {\sqrt x -2}$


Measures of association, Concordant and Discordant

Ordinal trends and finding concordant and discordant pairs


How to use "between" for more than two objects?

Between vs. Among - "Difference [between | among] one thing and other things."


Splitting string by white space except for whitespace inside parentheses

Split string on spaces in Java, except if between quotes (i.e. treat \"hello world\" as one token)


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


Microcontroller vs Microprocessor [Driving External Hardware]

What's the difference between a microcontroller and a microprocessor?


How can I get spacing between paragraphs while also keeping the default indentations?


What happened to not a real question close vote

Responding to your "too localized" concerns


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


Create a Python list with multiple instances of a data class

List of lists changes reflected across sublists unexpectedly


How to unscrew a screw that I can't access frontally?

How to unscrew screws that are barely accessible?


Winforms: Single instance instead of multiple per run of exe on notify icon type of app without main form shown in taskbar

What is the correct way to create a single-instance WPF application?


If I have a visitor visa for Switzerland (Schengen visa), can I visit France?

Does a multiple-entry Schengen visa allow visiting other Schengen countries later, without going via the issuing country?


Render only an object and its shadow in Cycles


Recovery of deleted folders in home folder


Prove that the closed unit ball of $L^2[a,b]$ is closed in $L^1[a,b]$


Scroll bar in one line code block the code

Cannot dismiss scrollbar in code box, blocks view


Minecraft crashing to launcher when joining server or loading singleplayer (Minecraft 1.7.9)

Is there a list of error codes for Minecraft?


How can I upload files asynchronously with jQuery?


Finitely generated group which is not finitely presented

Is there difference between finitely presented groups and finitely generated groups?


selecting a random char in a string in java with a certain method

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


How to identify MIME type based on content after renaming the file Using JAVA

How to get a file's Media Type (MIME type)?


How do I reclaim my Clash of Clans account?


Book connecting flight, but only board at second airport?


How can I import an excel table into latex longtable

Comprehensive list of tools that simplify the generation of LaTeX tables


Haskell, GADTs and -fwarn-incomplete-patterns

GHC complains about non-exhaustive patterns that are enforced by the type checker


Proving $lim_{b\to \infty} (1- x/b)^{-b} = e^{x}$

How to calculate $\lim \limits_{n \to \infty}(1 +\frac{a}{n})^n$?


Systemd - set service disabled by default

How do you set a program as a service in Linux (Debian) but have it switched off by default?


How many USB's can I connect to a PC running Windows and what drive letters do they get assigned?

What if the hard disk is partitioned into more than 26 sections in Windows?


add a character before a line with matching pattern

Brackets in if condition: why am I getting syntax errors without whitespace?


macbook 2016 21w charger replaced with 61watt

Is the Macbook 12 inch's USB-C charger interchangeable with other USB-C chargers or devices?


continuous function with zero right-derivative implies it is constant

Continuous function whose right hand derivative equals 0 is constant?


Ubuntu 16.04 installation stalls on splash screen

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


What happens with Lifelink when a creature's power exceeds its blocker's toughness?

Does a creature with Lifelink provide lifegain equal to its power, or the defender's toughness?


Suppose $G$ is a group with order $n$. Assume $(n,\phi(n)) = 1$. Prove that $G$ is Abelian group?

Any group of order $n$ satisfying $\gcd (n, \varphi(n)) =1$ is cyclic


MacBook Pro 15'' (Mid 2010) regularly crashes for unknown reason

Macbook 2010 Crash upon mild to heavy load


SO mobile site "Your Answer" textbox appears on top of flag dialog


Remote desktop - With other user still logged on?


NSubstitute When...Do definition is not getting overriden by subsequent definitions


Convert binary char array without losing leading 0's using C++

Print leading zeros with C++ output operator?


Why am I asked for a credit card number to download a free app?

Unable to change payment information to NONE in iOS Appstore


If $(A-\lambda{I})$ is $\lambda$-equivalent to $(B-\lambda{I})$ then $A$ is similar to $B$


Where can I find the file my.ini file for windows mysql server?


RevTex4-1 figure reference wrong number?

Why does an environment's label have to appear after the caption?


Transform the differential equation using new coordinates

A change of variables in the euler equation


How can the loop be stopped using "Enter" key in C?

Why doesn't pressing enter return '\n' to getch()?


High percentage of audits combined with audits failed for bad reasons putting me off reviewing

In the review queue, audits should only fail (or pass) you once you actually would take action


How do I extend a class with c# extension methods?

Can I add extension methods to an existing static class?


Photoshop automatically scaling down image on PNG export, how to export at full ratio?

How to slice a huge image into smaller ones with 'Save for Web'


how to test the Rest Callout using Stub API

How do I unit test code that includes a callout?


Why is there an inconsistency between the gauge transformation of the classical canonical momentum and the momentum operator in quantum mechanics?

Why is the "canonical momentum" for the Dirac equation not defined in terms of the "gauge covariant derivative"?


Inter-US air travel on a Visa Waiver (VWP)?

Can I travel within the US using only my foreign passport as ID?


Distributive law of greatest common divisors.

Let $a$ and $b$ be non-zero integers, and $c$ be an integer. Let $d = \gcd(a, b)$. Prove that if $a|c$ and $b|c$ then $ab|cd$.


Where's the error in this $2=1$ fake proof?


SSH connection refused from inside my LAN


How to find out what Debian version I am using?

What is the version of my debian system?


How to maintain order when finding symmetric difference between two list in Python?

How do you remove duplicates from a list whilst preserving order?


Bash: preserve string with spaces input on command line?

I just assigned a variable, but echo $variable shows something else


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


Ubuntu server installation installing SSH

What's the difference between the server version and the desktop version?


How do I use multi-touch gestures on a MacBook Air?

Apple Magic Trackpad multitouch configuration


how do i format my hard drive to ntfs from ext4

How to remove Ubuntu and put Windows back on?


How to access console mode in macOS Big Sur

Login directly to terminal instead of GUI


How exactly a 'shutdown -h' “HALT” differ from “normal shutdown” in linux

What's the difference between poweroff and halt?


Can "emigrate" and "immigrate" be used interchangeably?

What's the difference in meaning between "emigrate" and "immigrate"?


The set of irrational numbers is not a $F_{\sigma}$ set.


How to show that for any real numbers $\{a_n\}$ if $a_n\to 0$, then $\frac{a_1+\dots+a_n}{n}\to 0$.

On Cesàro convergence: If $ x_n \to x $ then $ z_n = \frac{x_1 + \dots +x_n}{n} \to x $


Is there an automated way to find tolls on a given US/Canadian driving route?

Is there an easy way to calculate the total cost of tolls for a trip within the United States?


why does the jacobian point towards the maxima of a function?

Why is gradient the direction of steepest ascent?


jQuery $(document).ready and UpdatePanels?


How and in what context are polynomials considered equal?

Do we really need polynomials (In contrast to polynomial functions)?


Techniques for working with a few large binary files in Git


"Made out of", "made of" and "made with"

Why is wine made 'from' grapes, but tables are made 'of' wood?


Detecting and measuring an ellipse in a glaucoma photo?

Detecting an ellipse in a glaucoma photo


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


"Hot Network Questions" randomizes too much when navigation in browser history

Ease up on the Hot Network Question Randomness


Ubuntu server: Cannot setup dummy driver alsa (LXC container) // modprobe issue

Error in playing a sound using ALSA inside LXC container


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


I want to install Ubuntu on a different Hard Disk Drive, will i be able to dual boot Window 7 and Ubuntu?

Install on Second Hard Drive with startup boot option?


How to generate and correlate more than two random variables which are from different non-parametric distributions given then correlation matrix?

Generate a random variable with a defined correlation to an existing variable(s)


Why I only get 2X speedup when parallelized with 16 kernels

Efficient way to utilise Parallel features to make use of many cores


How to check if two object arrays have any difference in javascript?

Comparing Arrays of Objects in JavaScript


How to prevent an application from connecting to a network with iptables?

How to restrict internet access for a particular user on the lan using iptables in Linux


Why is my java stack program terminating without giving output?


ipa-server failed to make a configuration?

FreeIPA : Installer not resolving domain name from hosts file


Showing $\int\limits_0^{\pi}\log(\sin(\theta))d\theta = -\pi \log(2)$

Computing the integral of $\log(\sin x)$


Print screen img - png/eps loses quality with no scaling

My pixel perfect picture gets blurry when compiled in LaTeX


Real Analysis Continuous Function Problem

How do I prove that $f(x)f(y)=f(x+y)$ implies that $f(x)=e^{cx}$, assuming f is continuous and not zero?


What is the plastic tubing that DIP's come in

What is this plastic chip packing material called?


Outlook scales the dialog boxes wrong so the controls aren't all visible

Windows 7/Outlook 2010 cut off controls on form windows


Is it possible to create a loop in SASS to generate the vendor-prefix for keyframes

Interpolation of prefixes on @keyframes in Sass


Combine redundant data into one column with more than one table

Simulating group_concat MySQL function in Microsoft SQL Server 2005?


Short Story with strange Electronic components and Modules from catalog

Aliens abduct mathematician, astronomer, woman


If an anti-matter singularity and a normal matter singularity, of equal masses, collided would we (outside the event horizon) see an explosion?

What happens when a "matter-black-hole" and an "anti-matter-black-hole" collide?


Does notification in comment work for gold tag badge holders if they are not the only person that reopened/closed a question?

No notification for comment reply when using Dupe Hammer along with other close voters


Treating Categorical Data as nominal or ordinal?

Continuous dependent variable with ordinal independent variable


How do I access an Outlook user's calendar using C#?

Connect to Outlook calendar from C# using Interop


If f is a monotone function which defined on interval, then f is measurable

$f: \mathbf{R} \rightarrow \mathbf{R}$ monotone increasing $\Rightarrow$ $f$ is measurable


tangent bundle that isn't diffeomorphic to the Cartesian product

Any example of manifold without global trivialization of tangent bundle


How to handle a static final field initializer that throws checked exception


Can we get rid of the threshold of 15 chars for comments?


Can I reinstall Windows 7 32-bit Installer in my 64 Bit laptop. Lost it's user account password

What can I do if I forgot my Windows password?


When to use extend thread instead of implementing runnable

"implements Runnable" vs "extends Thread" in Java


Is there a name for this kind of phrases?


Windows 10 Boot Loader is neither found in BIOS nor in GRUB. Unable to boot on Windows

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


A Disk Read Error Occured. Press CTRL+ALT+DEL to restart


Get selected value in dropdown list using JavaScript


When I have a public class, what is the access modifier for methods?

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


How can I make my radio buttons required

How to use the "required" attribute with a "radio" input field


How to move file from on folder to another folder as a different user?

Request UAC elevation from within a Python script?


How to populate options of h:selectOneMenu from database?


How to convert decimal to hexadecimal in JavaScript


When pressing ALT + number to swap tabs in Ubuntu 20.04 instead of swapping tabs I get (arg: 1), how do I stop this?

Configure tab-switch hotkey in gnome-terminal


Removing an upvote/downvote without reversing the vote


In python using string arrays inside class

List of lists changes reflected across sublists unexpectedly


Unregistered users asking questions - Should there be some minimum requirements?

Should unregistered users be prevented from posting questions on Stack Overflow?


Getting error message undefined index in php

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


Determinant of the following n×n matrix:

How to compute the determinant of a tridiagonal matrix with constant diagonals?


Would increasing ram from 4gb to 8 gb help i,prove running of high fps games in core i3 fourth gen?

Will I perceive speed improvement with more RAM?


Add placeholder in registration form and removing labels


Express logic puzzles with proposition calculus notation


grub-efi-amd64-signed package failed to install into/ target on installation from 16.04.4 live usb on Dell Inspiron 3180

"The 'grub-efi-amd64-signed' package failed to install into /target/" during installation of Ubuntu 18.04


How Lagrangian equations of motions can be obtained from Newton's laws?

Is there a proof from the first principle that the Lagrangian L = T - V?


I have Crépin with character é in database stored? How can I display the same character?


How are virtual functions and vtable implemented?


How to automatically scale subfigures to have same height?

Forcing subfigures to have same height and take overall X% of linewidth in LaTeX


Dual boot pc boots directly to ubuntu instead of showing grub menu


Python version of ifelse for variable declaration

Does Python have a ternary conditional operator?


How do I create a random point on the surface of a cube?

How-to cast a set of random points on the surface of a cuboid?


Prove that $\mathbb{R} \nsim \mathbb{R}^{\mathbb{R}}$.

Cardinality of the set of all real functions of real variable


Error when I try to recuperate items from selectManyListbox

javax.faces.FacesException: Target model Type is no a Collection or Array


Is there a name for the practice of dropping pronouns in written speech?


Add an object to an existing variable into the object

What is the best method to merge two PHP objects?


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


Can I move the delete the swap partition in an existing installation?

Do I have to move swap partition to the right side?


How do I resolve unmet dependencies after adding a PPA?


How to show that $ \left(k[\textbf{x}]/I\right)\otimes_k\left(k[\textbf{y}]/J\right)\cong k[\textbf{x},\textbf{y}]/(I^e+J^e)$?

Why does $(A/I)\otimes_R (B/J)\cong(A\otimes_R B)/(I\otimes_R 1+1\otimes_R J)$?


Why does PCA maximize total variance of the projection?


how to color specific strings in standard output and standard error

How do you colorize only some keywords for a bash script?


What's the difference between correlation and simple linear regression?


Vertical alignment in table: m-column, row size - problem in last column


Repeated labeling of random points within polygon?

Auto incrementing field based on groups within feature class?


How do I return the response from an asynchronous call?


What exactly is a seed in a random number generator?


Does the Spell Attack modifier apply to spell damage?

Does your spell modifier add to your spell damage?


How to refer inline to multiple authors using Bibtex?

How to properly write multiple authors in bibtex file?


How can I run a python code with admin rights

Request UAC elevation from within a Python script?


"My wife and I's seafood collaboration dinner"


Is the class of algebraic extensions distinguished?

Algebraic Property inherited by a "lift"?


Reference — What does this symbol mean in PHP?


Is an FAQ (i.e. a collection of questions) considered on topic on Stack Overflow?


What's the logic behind light's following the longest path according to Fermat's Principle?

How does Fermat's principle make light choose a straight path over a short path?


Generate multiple variants of a figure using tikz and standalone

How to make many copies of similar graphs systematically?


Novel: little girl holding a green stone that gave her the ability to talk to animals

Series of books; in one there is an island with very tall large pillars


mysql_fetch_array() & mysql_free_result() Errors

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


Force a Blender operator to always start with default values


Can I define a function inside a C structure?


A cyclic group with finite order $k$ is isomorphic to group $\mathbb{Z}/k\mathbb{Z}$

Prove of a finite cyclic group of order $n$ is isomorphic tto $(\mathbb Z_n,+)$.


Is there an advantage to cutting joints in concrete rather than tooling them?

What type of control joint is best for my concrete project?


How can I get this Poisson Confidence Interval in R?

How to calculate a confidence level for a Poisson distribution?


Can I spend New Years in the United States if my visa expires on Dec 30, 2016 and enter a month before (December 1)?

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


Originally travelled as a tourist on B1/B2 visa. Can I use it for business purposes?

Can I use B1/B2 visa to travel to the US without a business purpose?


Error occurred when installing php-mcrypt on Centos 7

Errors installing php extensions on Centos 7


What HTML tags are allowed on Stack Exchange sites?


Twilight - How many vampires have powers?


Converting folders of .java files to .class files folder

Java: How can I compile an entire directory structure of code ?


Sum of nilpotent and element is a unit in ring?


Split line into key-value pairs based on first string


What spell was used to defeat this Death Eater?

How was this character killed without Avada Kedavra?


How can I access variable outside function in javascript?

How do I return the response from an asynchronous call?


redirect to another domain, but keep the url

Redirect to other domain but keep typed domain


How can black holes be observed to grow?

How can anything ever fall into a black hole as seen from an outside observer?


Find the number of ways to select three distinct digits from the set {0,1,2,...,9} if no two consecutive digits can be selected.

How many ways can $r$ nonconsecutive integers be chosen from the first $n$ integers?


$||f_n-f||_1 \to 0 $ iff $ \int| f_n|\ to \int|f| $ if $f_n \to f $ a.e.

If $f_k \to f$ a.e. and the $L^p$ norms converge, then $f_k \to f$ in $L^p$


how can I drop a specific sessionid in vb.net


JTable How to refresh table model after insert delete or update the data.


Do package managers check the hashes of packages?

How is the authenticity of Debian packages guaranteed?


How can I show that $\sum \limits_{n=2}^\infty\frac{1}{n\ln n}$ is divergent without using the integral test?

Infinite series $\sum _{n=2}^{\infty } \frac{1}{n \log (n)}$


Why does the kernel strip \ from strings

What are "\" delimiters in box expressions?


Performance overhead of a Java interface over abstract class

Performance difference between passing interface and class reloaded


Idempotents in a ring of fractions of the tensor product of Gaussian integers

Tensor Product of the fraction field of the Gaussian Integers


Ugly dark leaf stains on a concrete patio - any modern 2015-ish way to treat them?

What is the best way to remove and prevent leaf stains on concrete pavers?


Is the speed of gravitational waves lower in a medium?

Do gravitational waves slow down as they pass through matter?


Quickest way to find factors of a given number


How can I best independently study physical cosmology?


Find in a given directory, if there exist 2 files that have exactly the same content irrespective of their names

Can I get the opposite of `diff -q` -- matching identical files without printing their contents


For a language $L$ is $Double(L)=\{w: ww\in L\}$ regular?

If $L$ is regular, prove that $\sqrt{L}=\left\{ w : ww\in L\right\}$ is regular


How does the 'battles won' work after June 2017 gym update?


How to create unallocated space in Ubuntu 16.04


Non-Parametric ANOVA: Repeated Measures with Replication

Non-parametric test for repeated measures and post-hoc single comparisons in R?


Show $\lim \limits_{n \to \infty} \frac{a_{n+1}}{a_n} = \|f\|_{\infty}$ for $f \in L^{\infty}$


Use Map instead of For loop in my Apex Trigger


Different behaviors of 'is' operator when comparing variables with same int values

Is there a difference between "==" and "is"?


Ubuntu not booting on HP pavilion 17 177-sb with uefi BIOS

Windows 8 removes Grub as default boot manager


Git command could not be found. Please create an alias or add it to your PATH

git command could not be found and could not find ssh-agent


How to know which control was clicked when sharing an action?


Seeking administrative divisions shapefile for Italy?

Seeking up to date Italian administrative boundaries?


Dealing with a string and byte in python


Inserting B/W .jpg image causes image to be entirely black

Why do I get a black rectangle instead of my external picture?


Can black holes form in a finite amount of time?


Number of solutions to $x^n=e$ in group G is divisible by n, where n divides o(G)

Number of solutions to $x^n=e$ in group $G$ is divisible by $n$


Blocks at the End of a Solution Structure

QED symbol in a custom theorem environment


Not able to login to chat.stackoverflow.com

Cannot login to chat.meta.stackexchange.com; server error when trying to access chat homepage


need path of an image created using an image style

How to print a field value in page front tpl file?


Getting the value from specific tag of a XML file in C#


How does the JVM use the "Main method" to start a Java program?


Calculating large Bell number modulo a composite number


How should one maintain and update a MiKTeX installation?


Humorous story about toilet paper perforations leading to the creation "Nothing" - an unbreakable, invisible material

Story about a man who discovers the power of nothing


How can I prevent git from thinking I did a rename


Shell script calling non-main method of running java program

How can I call a method in an object from outside the JVM?


Is the set $\{\big(x,\sin(1/x)\big):x\ne 0 \}$ connected in usual metric of $\mathbb R^2$?


Different behavior of overriding methods and fields


Have my-domain.com and mydomain.com - which to make canonical?

Is it better to put hyphens in a domain name?


Why have SO users with more reputation so few questions?


no WiFi -- network UNCLAIMED for Intel network controller

How to get Intel Dual Band Wireless-AC 3168 work on Ubuntu 16.04?


Can a bare infinitive verb as the first word of a sentence form a clause?


PHP QR Code will not display UTF-8 characters


How to turn packages with an install.sh into a .deb file?


Layers with same coordinate system should align/overlap in ArcMap but do not?


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


If $f$ is bounded and if $f^2$ is Riemann integrable, then is f Riemann integrable?

If $f^2$ is Riemann Integrable is $f$ always Riemann Integrable?


Association between categorical and continous variables

Correlations between continuous and categorical (nominal) variables


Need to develop an angled Spacer to go in between the Garage Floor and Car Lift post pads

Need to develop a tapered spacer for under a car lift on an angled concrete slab


How do I run a batch file from my Java Application?


Scalar Least Absolute Deviation (LAD) Analytical Minimization

The median minimizes the sum of absolute deviations (the $ {\ell}_{1} $ norm)


Cauchy's Principal Value of $\int_{-\infty}^{\infty} \sin(x)/(a-x)dx$

Cauchy principle value of $\int_{-\infty}^{\infty}\sin(x)/(x-a)dx$


Accessing Style Sheet Comments like WordPress does


Put a curly brace under an ellipsis in a math setting?


Prevent MMA from saving results in Out[]

What are the most common pitfalls awaiting new users?


If we can interchange left or right join then what is the use of any specific type of join?

When or why would you use a right outer join instead of left?


Is it wrong to tell children that $1/0 =$ NaN is incorrect, and should be $∞$?


Parse error: syntax error, unexpected 'if' (T_IF)


Problem with table of contents and chapters

Creating unnumbered chapters/sections (plus adding them to the ToC and/or header)


NDSolveValue and pdepe of MATLAB disagree under spherical coordinates

Boundary condition with spatial derivative is ignored by NDSolve


How to change the background of multiple cells in a grid

Changing the background color of one element in a Grid


Given P idempotent, show that I−P is idempotent.

Given $P$ idempotent, show that $I-P$ is idempotent.


Evaluating Classification Models with Class Probabilities

Determine accuracy of model which estimates probability of event


progress bar in batch string manipulation

batch variable string manipulation not working


How do I plot the asymptotes in this graph?


Why are there unwanted white lines appearing in a PDF print proof?


Proving a result of $\text{Re}\left(\frac{1-e^{i(n+1)\theta}}{1-e^{i\theta}}\right)$

Proving complex series $1 + \cos\theta + \cos2\theta +... + \cos n\theta $


How can I start the process that doesn't die even after I close ssh?

How do I fork a process that doesn't die when shell exits?


what is the procedure of ubuntu Installation in a new laptop


How can I simulate a normal distribution from means and 95% confidence limits?

How to calculate mean and standard deviation in R given confidence interval and a normal or gamma distribution?


how to name templates for same content types


Why are URLs typeset with monospace fonts by default?


How to set JFrame to appear centered, regardless of monitor resolution?


How to make blurry background in photos?

How can I maximize the "blurry background, sharp subject" (bokeh) effect?


Unable to boot to Windows 7 successfully from the first try

GRUB2: black screen when booting Windows


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


How stack exchange puts up a question in "Hot Network Questions" list?

What formula should be used to determine "hot" questions?


How to reinstall Ubuntu in a dual boot system with more storage space?


height 100% doesn't work, two divs inside div


Where did the idea of vampire invitation first originate?


Why default constructor call is required for an instance variable initialization from a parameterized constructor?


How can I create a mirror material for the game engine?


Relation between condition numbers $\kappa(A^T A)$ and $\kappa(A)$


Segmentation fault in a remove spaces program

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


Is there an easy way to swap a rigged character for an updated one?

How to enable animation of linked rigged object


I have a code that detects if the sentence inputted is a Palindrome or not. But I want to make it so uppercases and lower cases dont mattter

How do I do a case-insensitive string comparison?


Can I initialize a member pointer by passing it to a method and allocating it in the method?

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


Can't Select Bones in Pose Mode (Blender 2.8)

I can't keep my armature in pose mode when selecting another object


LaTeX Warning: There were undefined references.Why?


Why is this quotient of the Gaussian integers a field?

Algebraically, why is $\mathbb{Z}[i]/(i + 1)$ isomorphic to $\mathbb{Z}_{2}$?


How to find physical path inside of a C# .NET integration test at runtime?

How do I get the path of the assembly the code is in?


Passing a pointer to char array, and getting that arrays length in C?

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


"No such file or directory" BUT the file actually exist! / Executable problems

No such file or directory? But the file exists!


Retrieving cookie and array values in JSTL tags


How has Westeros remained so rigid for thousands of years?

Why is it that after 8,000 years, technology in Westeros has not evolved in the world of the Game of Thrones?


How to force correct answers for Integrals of Cos[mx]*Cos[nx]?

How to code around known MMa special-case failures?


Can't install software using apt-get install : hash sum mismatch and failed to fetch errors

Trouble downloading packages list due to a "Hash sum mismatch" error


Find the sum $\frac{1}{2\cdot 3}+\frac{1}{3\cdot 4}+\dots+\frac{1}{99\cdot 100}$


How to enable and create multiple workspaces in ubuntu 15.04

How can I reduce or increase the number of workspaces in Unity?


Can I grapple and drag someone to grant opportunity attacks against them?


Windows - Prevent folder from being moved, renamed or deleted

How can I lock a folder so that it CANNOT be erased?


How can I have 2 abstracts in 2 different languages?

placing in the same page two abstract in different language


find runtime and complexity of java application

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


Font OT1/ptm/m/n/9=ptmr7t at 9.0pt not loadable: Metric (TFM) file not found


Why My android device show less RAM and Slow at Jelly bean?

Why is my device not utilizing all of its available RAM?


Why doesn't the review list update automatically?


Show that $\sum_{n\ge k} {n \brace k} \frac{x^n}{n!}=\frac{\left(e^{x}-1\right)^{k}}{k!}$

Exponential generating function with Stirling numbers


Problem connecting laptop (Ubuntu 14.04) to WiFi network


Is possible change the commit date on git?

How can one change the timestamp of an old commit in Git?


Listen for key press in .NET console app


How to kill process - DWM.exe temporarilly in Windows 10 Pro 64 bit?

Temporarily disable Desktop Composition in Windows 10?


Do I need a transit visa traveling via Heathrow to San Francisco?

Is there a way to find out if I need a transit visa for a layover in the UK?


How do I integrate $\frac{\sin x+\cos x}{\sin^4 x+\cos^4 x}$

How to evaluate $\int \frac { \sin x+\cos x }{ \sin^4 x+\cos^4x}\, dx$?


KML to Shapefile losing Fields in ArcGIS for Desktop?

From .shp to .kml to .shp Without Losing Attributes


How do I "test" name-based virtual hosting?


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


local variable 'demo_hour' referenced before assignment tkinter

UnboundLocalError on local variable when reassigned after first use


Amsthm numbering depending on section depth


Track multiple domains using Web & Mobile Analytics Marketing Cloud

Can we capture click activity of links in landing pages and generate reports based on the click activities of these links?


Is it harmful to plug a POE energized data source into non-POE NIC card?


When is it correct to use "yourself" and "myself" (versus "you" and "me")?


Is there an apostrophe in a master's degree?


How to get hardware specs of Android device?


Bash Custom Log Files with Multiple Lines

What are the shell's control and redirection operators?


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


Alternative to function overloading in C?

How to achieve function overloading in C?


Partition a list into sublists of unequal lengths according to a list of lengths

Partitioning with varying partition size


What are the instances of Star Wars ships/droids being inserted into Star Trek episodes and movies?

Star Wars referencing Star Trek or vice-versa?


Can't identify partition for installing Ubuntu 16.04 in dual boot with Windows 10

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


How to change computer name so terminal displays it in Mac OS X Mountain Lion?

OS X computer name not matching what shows on terminal


How to run output of a string as PHP script?

How do I execute PHP that is stored in a MySQL database?


sizeof(myobject) not what I have calculated

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


blender animation not updating in render mode but working in texture mode

How to switch render source (VSE or Camera)?


Explain the encapsulated anonymous function syntax


How to create a "function that returns a function and splits csv file"?


Why do same/opposite electric charges repel/attract each other, respectively?


select top record and count from each group oracle?

Fetch the row which has the Max value for a column


Is there any way to know the algebraic multiplicity of the $0$ eigenvalue in the minimal polynomial when the rank is $1$?

Determining possible minimal polynomials for a rank one linear operator


With SEDE, is there a way to run a query across all sites in the network?

Allow cross-site queries in data explorer


Smoke Domain (quick smoke) grows between size keyframes

How do I make the f curve 'non-existent', and have simple on/off motions?