How to insert checkmarks when "Select All" button is clicked in the tool bar?


How to place images at an exact position

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


Which .las classification codes and returns to use when creating DTM and DSM?

Generating a DEM and DSM from correct LiDAR point classification


Null Pointer Exception while file searching

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


How can I specify the default save directory for gnome-screenshot?


Solution to the infamous 64-bit floating point math error in JavaScript


My password which are documented is saying invalid

How do I recover my Google account (or Gmail) password or username?


is $\exp \left( - 1 \over x^2 \right)$ differentiable  at $x=0$

How do you show that $e^{-1/x^2}$ is differentiable at $0$?


Output to stdout and at the same time grep into a file


failed to find solution for one or more bones I cant parent armature to object in blender 2.9

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


Find Stored procedure which are using temp tables

Is there a way to do a textual search through all stored procedures for a table name?


How can I remove launcher drive icons on 14.04?


How to validate an email address using a regular expression?


What is the difference b/w using ` and not using in mysql query


iOS 11-13 - unable to paste into comments


I need to print an image at a certain size. What dimensions and resolution should I use?


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

Let us define a series $\{a(n)\}$ such that $a(n)= a(n-1) + \frac{1}{a(n-1)}$


How does a mature Stack Exchange site get its customized design?


Adding new ROLES and USERS through REST in GeoServer


Regular Expression for password validation


What is the grammar behind "Thanks be to God"?


Sharing partition folder not working after reboot

Proper fstab entry to mount a samba share on boot?


"dev/sda1: clean, ..." This message appears after I startup my laptop, then it won't continue booting


Broadcom Wireless won't install at all! 12.04.3 Ubuntu Desktop

Broadcom STA driver fails to install missing wl on Ubuntu 12.04.3 LTS / Linux 3.8


Record a list of installed packages and configurations before installing a higher version of Ubuntu?

How to backup settings and list of installed packages


Is it possible to construct a hash-based public key encryption scheme?

Hash-based asymmetrical encryption (not digital signature) schemes?


Why Are Even and Odd Regge Trajectories Degenerate?

Why are the even and odd Regge trajectories degenerate?


Is it better to declare variables inside or outside the prototype property?

Use of 'prototype' vs. 'this' in JavaScript?


Is there any "superlogarithm" or something to solve $x^x$?


How can I execute `date` inside of a cron tab job?


Transit without visa requirement for India National travelling to US (tourist visa) with 19hr layover at Heathrow Airport

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


No module name processing (Ubuntu Xenial)

Importing QGIS3 processing tools in standalone script


Decrease length of spaces in inline math


How can I break the sequence of wrongly typed commands in emacs?

How to recover from messy situations in Emacs?


Java hibernate dynamic database selection


How do I install `libmysqlclient-dev` on 18.04?

Unable to correct problems, you have held broken packages


How to replace backslash '\' with slash '/'?

How to replace forward slash with backward slash


Android:- How to Make dynamic HashMap Accessible in whole application?

How to declare global variables in Android?


Using Blender 2.8 texture nodes with Unity

How can I convert a node made material into an image texture?


Is there an alternative lock-screen available?

What is gdm3, kdm, lightdm? How to install and remove them?


How do I expire a PHP session after 30 minutes?


How to redirect successful form submission to another page in PHP

Redirect PHP contact form to another page upon success


My flashplugin-nonfree (on Debian Stretch) is outdated... what to do?


R - data.table behavior inconsistent when using quote and eval


SQL query to select all rows from all tables where a wildcard column equals a value

Search text in fields in every table of a MySQL database


In which situation is HMAC mandatory rather than signature?

How is digital signature different from a message authentication code (MAC)?


Elegant way to search for UTF-8 files with BOM?


How are Wolverine's claws still in his body?


Is there an isomorphism between A4 and D6?


Why are capacitors used in battery chargers

What is a decoupling capacitor and how do I know if I need one?


One more time A problem with multiplicative derivative


How do I deal with a compromised server?


How is it possible to get a high $R^²$ & still have 'poor predictions'?

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


Show the Volterra Operator is compact using only the definition of compact


"System Program Problem Detected" at login

Getting "System program problem detected" pops up regularly after upgrade


Regular expression to get a string between two strings in Javascript


Difference between modelAttribute and commandName attributes in form tag in spring?


wrapper class and normal string declaration gives same output?


Scientific conference invitation Schengen visa (business or tourist)?

Attending an academic conference is what type of travel?


Should one scale the full dataset or the training set directly

How to apply standardization/normalization to train- and testset if prediction is the goal?


Multiple names means multiple notifications


Is there a closed form formula for $\sum\limits_{n=0}^\infty e^{-n^2}$?

Evaluation of $\sum_{x=0}^\infty e^{-x^2}$


Are there any simple rules for choosing the definite vs. indefinite (vs. none) article?


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


Failed to Login : Invalid session (Try restarting your game) Minecraft Error


How to install Skype from ".tar.gz" in Ubuntu 14.04


How to remove elements from a generic list while iterating over it?

Collection was modified; enumeration operation may not execute


Upper boundary for nth prime number - any proof?


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


If acceleration $a = v\cdot\frac{\mathrm dv}{\mathrm dx}$ , then why isn't acceleration always zero when velocity is zero?

Problems in the relation $a=v\frac{\mathrm{d}v}{\mathrm{d}x}$


Why doesn't my function work with spaces? (cd, dirname)

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


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


Is there a way to get the year a file was created with python?

How to get file creation & modification date/times in Python?


Can I make a new clash of clans account on my old device?

Restarting with new account on iOS/GameCenter


$(a_{n})_{n=1}^{\infty}$ is a convergent sequence of integers. Prove the existence of $N \in \mathbb{N}$ such that $a_i = a_j$ for all $i, j > N$.

Let $(a_n)_n$ be a convergent sequence of integers , what can we say about $(a_n)_n$


How do I know which element gave me the minimun when using Min?

Table - find index of the maximum element


2 dimension array - java.lang.NullPointerException

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


Why is graphical editing of Hebrew at Mi Yodeya intolerable?

Please add Right To Left text support in Stack Exchange


Cannot convert type error, but both types are the same?

What is the best way to iterate over a dictionary?


number of rows each data frame in a list


Questions regarding solder wire for general hobbyist use, mostly just wires together

What are the different types of solder used for?


How to stop `apt-get` complaining about unmet dependencies when I manually install the software from source?

How to make apt recognize an installed tar package?


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


unmet dependencies, I can't install ubuntu-sdk

How do I resolve unmet dependencies after adding a PPA?


Getting parameters from PUT HttpServletRequest?


Auto add anchor text for links to Stack Overflow/Exchange sites

Replace links with the current question title in comments


Find out what the (shell) script was invoked with

How do I parse command line arguments in Bash?


I need help regarding travel to Lisbon from Pakistan

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


Attempting too make things like 100 Sharpness swords in minecraft bedrock

How do I use an NBT editor to modify item properties?


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


Is such usage of negation acceptable in everyday conversation?

Are double negatives proper English (e.g. "I don't know nothing")?


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


Exclude root drive selection from JFileChooser in Swing

How do I restrict JFileChooser to a directory?


Difference between pip3 install and sudo apt install

What is the best way to install Python packages?


Remove package installed with checkinstall from software updater

Why is this Emacs package versioned at 46.1? 26 is the highest possible major version today


Use XmlWriter.create() without overwrite

Writing XML to a file without overwriting previous data


Hide the flag count if I've already handled them all

Remove the flag notification in the top bar when I have done my job with it


Minecraft crashes with exit code -805306369


Is there a way to bookmark/favourite a form search?

How to save a bookmark in Firefox with POST data?


Let $a, m ∈ Z$ with $m ≥ 2.$ Suppose that $\gcd(a, m) > 1.$ I need to show there does not exist any integer $b$ such that $ab \equiv 1 \pmod m.$

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


Testing convergence of series $\sum_{n=1}^\infty\sin(\pi\sqrt{n^2+k^2})$

Leibniz test $\sum\limits_{n=1}^\infty \sin\left(\pi \sqrt{n^2+\alpha}\right)$


skype: error while loading shared libraries: libXv.so.1: cannot open shared object file: No such file or directory

skype: error while loading shared libraries: libXss.so.1: cannot open shared object file: No such file or directory


What is the meaning "would have" in this sentence?

Can someone explain the meaning of this sentence and what "but for " implies?


ORA-00907 Missing right parenthesis issue - select with order by inside insert query


Can we construct a random variable without a density function? (except for the finite discrete R.V.)

A random variable with neither probability density function nor probability mass function... is this example wrong?


When is it correct to return a null reference type in C#

Should a retrieval method return 'null' or throw an exception when it can't produce the return value?


comma-separated list as a result of select statement in Oracle

How can I combine multiple rows into a comma-delimited list in Oracle?


are "Look directly into his eyes" and "Look direct into his eyes" the same?


Why is this true? $(\exists x)(P(x) \Rightarrow (\forall y) P(y))$


Recover Files from dead PC and Bitlocker Hardrive


How are the classical and quantum picture of electromagnetic radiation related?

What is the relation between electromagnetic wave and photon?


For $A,B \in \mathscr{M}_{2\times2}(\mathbb{Q}) $ of finite order, show that $AB$ has infinite order

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


Programatically check if object parameter is default(object.GetType()) in C#

Programmatic equivalent of default(Type)


"android.view.ViewRootImpl$CalledFromWrongThreadException: Only the original thread that created a view hierarchy can touch its views."

Android "Only the original thread that created a view hierarchy can touch its views."


event triggering multiple times in Vanilla JS

Event binding on dynamically created elements?


how can I reinstall ubuntu while using it by formating whole hard disk?

Replace one Ubuntu with another from USB pen drive


Why doesn't there exist a section about Korean dramas or Asian dramas on Stack Exchange?


Groups of order $pq$ without using Sylow theorems


Why doesn't C# allow generic types to be used as attributes inside the generic class?

Why does C# forbid generic attribute types?


How can I activate a text input element by pressing enter?

Trigger a button click with JavaScript on the Enter key in a text box


How do I import a .max file and it's associated materials and textures into Blender?

How to import a .max model into Blender?


Do I need to perform variable selection before running a ridge regression?

Before running a ridge regression model, do I need to preform variable selection?


Hot Network Questions uses LaTeX if title has $ in it

Exclude TeX.SE question titles from MathJax parsing in Hot Network Questions


How to push local feature branches without checking out?

How do I migrate an SVN repository with history to a new Git repository?


Quantum entanglement and affecting the particles

Quantum Entanglement - What's the big deal?


Use VPN connection only for selected applications


c# check if "*" is being repeated in a string

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


How can I get arcpy.TraceGeometricNetwork_management results?


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


Useless prompt when trying to delete answered question?

If I can't delete my own question, why ask us for permission to delete the question?


Is the harmonic oscillator potential unique in having equally spaced discrete energy levels?


Which tool to crop a portion of the screen?


Adjusting highlights, shadows, etc in LR

What's the difference between adjusting highlights and shadows in the basic panel and in the tone curve in the Develop Module of Lightroom?


How do I list distinct values as columns?

Is it possible to Pivot data using LINQ?


How can I execute a php file in a HTML file?

How do I add PHP code/file to HTML(.html) files?


Should I flag obviously wrong answers as NAA?

Your answer is in another castle: when is an answer not an answer?


SATA cables: is there a distinction between SATA1, SATA2, etc.?

Are all SATA cables compatible with SATA 3?


Can I delete my own question which has an answer awarded with a bounty?

How does deleting work? What can cause a post to be deleted, and what does that actually mean? What are the criteria for deletion?


Clarification on electric quadrupole moment definition

Traceless multipole moments vs non-traceless moments


Want to read key value from properties File

How to access a property file using "javascript"


How to import data from excel sheet in iOS programmatically

Read data from Excel file in Objective-C (iPhone)


Mac Sierra won't boot - SmartBattery: finished polling type 4


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


What do I need to buy to get started with D&D?

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


$N$-th number divisible by a perfect square


Java 8 appears to be installed but in fact is not (macOS)

Even though JRE 8 is installed on my MAC OS Yosemite, the error - " No Java Runtime present,requesting to install "


when i tried to run my app after adding INTENT in MAINACTIVTY it show this error

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


Compute the following limit: $ \lim_{n\rightarrow \infty } {\frac{1^{1}+2^{2}+3^{3}+...+n^{n}}{n^{n}}}$

Finding $\lim\limits_{n \to \infty}{\frac{1^1+2^2+3^3+\cdots+n^n}{n^n}}$


How can I fix the non-stitched seam that is present after applying mirror modifier?


How to continue a very long table on multiple pages?


Javascript time validator with time intervals?

Javascript function to validate time 00:00 with regular expression


Do the new iPhone 12 and 8th Gen iPad use the same wall adapter?

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


Bash history is not remembered in Terminal

How to make bash (Terminal.app) remember history of previous sessions?


What are the advantages of building tools/libs from source?

What is the difference between building from source and using an install package?


How many actuations are "too many actuations"?


finding a package and what version is in various distributions (stable release)

How can I find out in which distributions a package is available?


Download an ISO for a different edition of Windows 10

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


i have a DLL build in c++ which has a method that return class pointer object ,how to receive this class pointer object in my Java code

What is the 'correct' way to store a native pointer inside a Java object?


JavaScript: preserve a value in a for loop

JavaScript closure inside loops – simple practical example


Cannot obtain correct Boolean value when sent in ajax


Find all $c \in \Bbb Z_5$ such that $\Bbb Z_5[X]/ \langle x^2+cx+1 \rangle$ be a field.

modulo version of the quadratic formula and Euler's criterion


I have tried grub booting to reset my password but it won't work, did I do something wrong?

How do I reset a lost administrative password?


Extra faces appear when I exit edit mode


Default initial value of a variable in Delphi?

Are delphi variables initialized with a value by default?


Difference between electric and magnetic force

Mechanism by which electric and magnetic fields interrelate


If R is a ring with unity , suppose $x \neq 0\in R, \exists $a unique $y \in R$ such that xyx = x, then show that xy = yx = 1

In a ring $(A,+, \cdot)$ if $aba = a$ then $bab = b$ and all non zero elements in $A$ are invertible.


PlotLegends is not working or may be I don't know how to use it

PlotLegends disappearing with list of functions


Implement an interface while calling a method (inline)

Can anonymous class implement interface?


With Objective-C, what is the best way to log in to a service and scrape content from the resulting page without an API?


cURL sftp not supported or disabled in libcurl


How to clone Ubuntu server via .iso for bootable usb?

Clone Ubuntu system to a pendrive and make it bootable?


Android and getting a view with id cast as a string


Table doesn't take 100% if I change display to block

Table's width frozen because of display: block


What does this "(base)" mean in my terminal prompt?

Why does "(base)" appear in front of my terminal prompt?


Grid - sizing and spacing problems with spanning cells


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


Why isn't momentum conserved from my reference frame?

During a collision, why is momentum not conserved in a participant's frame of reference?


How do I set static variables in C++ classes?

How to initialize private static members in C++?


If $f:S^2\to S^2$ is homotopic to the identity does it have a fixed point?

Mapping homotopic to the identity map has a fixed point


With respect to the methods in sun.misc.Unsafe operating on boolean values, what is the size of a boolean data read or written to and from memory?

What is the size of a boolean variable in Java?


Can I combine the results from multiple columns into a single column without UNION?


What are the ways to solve cubic equations?


How do I show a label instead of the value in a custom autocomplete?

Autocomplete textfield displays value when selected and not label


Wireless not working on Kubuntu 14.04 Qualcomm Atheros AR9485


Showing a proposition with Bounded linear operators that commute with translation. (Stein)


Bounty +50 on question from user with 22 rep?

Bounty by user with not enough reputation


Strange Java null behavior in Method Overloading


How to return the response from jQuery AJAX?

How do I return the response from an asynchronous call?


Trying to update skype in terminal and message pops up. So can't run sudo apt-get update or anything unless i fix that

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


Adding a rectangular box with tikz to table (beamer)


How do I edit the symbol (a \star in the \box) by LaTeX?

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


Java command line arguments. Using * as an argument for multiplication


How do I have boost.python call a function to deallocate an object?

Make Boost Python not delete the C++ object in destructor


foreach loop vs. ForEach method - Differences?


Prove that a sequence is a Cauchy sequence.

Proving that a sequence such that $|a_{n+1} - a_n| \le 2^{-n}$ is Cauchy


What is the difference between Θ(n) and O(n)?


Open a new bash with sudo powers without reentering the password

Keeping sudo authentication with gnome-terminal


Expected number of tries required for consecutive successes

Closed form recurrence formula for getting N consecutive heads on a coin


Does the > make a difference in this CSS3?

What does the ">" (greater-than sign) CSS selector mean?


What are all the versions focal, focal-updates, focal-backports, focal-proposed, focal-security ..in http://ports.ubuntu.com?

What is the difference between security, updates, proposed and backports in /etc/apt/apt.conf.d/50unattended-upgrades?


What is the meaning after a number with a ` symbol?

Meaning of backtick in floating-point literal


Splitting of a prime in the compositum of two fields

Splitting of primes in the compositum of fields


The 2.78-9 version has non-python scripting and a "Blender Render" option. 2.8 does not

What will happen with Blender 2.8 game engine?


Fix Markdown/SmartyPants in question titles


How to interpret these results from poly() in binary logistic regression with GLM?

Why the significance of terms in orthogonal polynomial regression changes with the degree of the regression


Is there a Perl module or technique that makes using long namespaces easier?


why is my careers profile reputation lower than my actual repuation?

How long does it take for reputation on Stack Overflow Careers to be updated?


Prove the following inequality using ${AM \geq GM}$


How do I make all dialog popups display on secondary monitor?

How do I make everything appear on one screen in Mavericks


What would happen if there were two Collectives?

How would the Borg collective work with two Borg queens?


How to debug an Android app that "unfortunately stops"?

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


Layover time of 30 min for connecting Jet Airways flights


Prove the following and use it to evaluate the integral:

How to prove $\int_{-\infty}^{+\infty} f(x)dx = \int_{-\infty}^{+\infty} f\left(x - \frac{1}{x}\right)dx?$


Sorting references with special characters alphabetically

How to write “ä” and other umlauts and accented letters in bibliography?


How to render Messages in an AjaxResponse?


How can I import a huge excel spreadsheet to a table in mysql?

How I can Import data from CSV to MySQL?


Blender crashed and now when I try to open the file still crash!

Why does my blender file close a few seconds after opening it and how do I fix this?


How to check if something is drawn on canvas


Method threw 'java.lang.NullPointerException' exception. Cannot evaluate com.android.okhttp.Headers.toString()


Calling unspecified function from another file and another class

Calling a function of a module by using its name (a string)


Determine user if the user has a pending request

Restrict user to create leave request with other employee


How to show that if $\int_a^bf(x)p(x)dx=0$ for continuous $f$ and polynomial $p$, $f$ is identically is zero?

If $f$ is continuous on $[a , b]$ and $\int_a^b f(x) p(x)dx = 0$ then $f = 0$


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


Make hyperref expand section titles when \label is executed?

nameref (hyperref) evaluating counter instead of section name


NullPointerException while initializing method

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


How can remove software from Ubuntu startup?

How do I add/remove the "hidden" startup applications?


Why static Structures are not allowed in C#?

Why can't you declare a static struct in C#, but they can have static methods?


$p$-groups have normal subgroups of each order

A $p$-group of order $p^n$ has a normal subgroup of order $p^k$ for each $0\le k \le n$


Can the definition of continuity be said both of these ways?

What's wrong with this "backwards" definition of limit?


Synchronization - Difference between locks

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


Can I change the value of an attribute passed by constructor of another class?

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


Take the derivative of a function of time by another function of time

Higher-order partial derivatives w.r.t. variable raised to some power


Calling a Servlet from a JSP page using jQuery Ajax


Gave up waiting for root device on Ubuntu


Title of a 1970s Sci-Fi tv show or tv movie featuring a character with a sort of psychic "tuning fork" that could turn thought into energy?

70s UK science fiction TV show with time travel and telepathic cat


What's the "less than dot" symbol mean in Chrome console output?


What do I scale up on a virtual server to take load off the CPU while uploading big files?

Can you help me with my capacity planning?


if $(x_0,y_0)$ is local extrema in $ax^2 + by^2 + cxy + dx + ey + l$ then its global too.


Create ASCII table from given list - Python


Plotting the electric field and potential of a dipole


Prove that $\forall x \in \mathbb{R}, f(x)=0$

Prove $f $ is identically zero if $f(0)=0$ and $|f'(x)|\le|f(x)|$


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


Which is better String name1 = "some name" or String name1 = new String("some name")?

What is the purpose of the expression "new String(...)" in Java?


Apostrophe when the noun is for the use of rather than belonging to

Is it correct to say "I write children books" (not possessive case)?


If there are only two Sith, why aren't they easily defeated?


Capacitance of spherical capacitor when earthed


How to create multiple graduated layers using different attributes/columns?


Why is sample variance squared? (Basic Question)

Why square the difference instead of taking the absolute value in standard deviation?


Export excel values into playing card template

How to create a batch job, numbering images (writing text on them) from 1 to 100 in Photoshop?


Why do different color of the same materal differ temperature in the same sunlight?


How can I import and export Drupal Commerce Products?


how to remove unwanted space between pages

Why does latex stretch small sections across the whole page vertically?


C++: can you force the access to a private member of a class?

Can I access private members from outside the class without using friends?


How to install OS X on a Windows only Mac?

How to install OS X Mavericks if disk only has Windows on it?


Why do I get (author?) when I use \citet with natbib?


Does light accelerate as it nears a black hole?


No Wi-Fi adaptor found - Ubuntu 20.04.1 after update

bcmwl-kernel-source broken on kernel: 5.8.0-34-generic


How should I start playing and running Role-playing games

What is role-playing, and where do I start?


How to attach file in sharepoint I am using that function but its error

Is it posible to upload file in Lists Attachments in SharePoint in custom way


file error /boot/grub/i386-pc/normal.mod trying to repair boot, live dvd install probleml

error: file '/grub/i386-pc/normal.mod' not found


Can the ECDSA still work without present of hashing function?

(EC)DSA signature without hashing, or with offloaded hash?


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


Why is feed-forward mechanism used in hash functions?


How can I prevent the "unable to resolve repository" apt installation failure?


Can you explain this code and why we are passing the value of month decreasing it by one

Why is January month 0 in Java Calendar?


How to implement a reputation based system with badges in Drupal similar to StackExchange sites?


I am posting UTF-8 (Hindi) data via $.POST and getting this ( à¤®à¤¨à¤®à¥‹à¤¹à¤¨ à¤¸à¤¿à¤‚à¤¹ ) in my mysql db


Drupal 6 - How to programatically create a content type

How do I programmatically create a new content type?


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


how to share a wireless printer in a shared ubuntu/xp lan

What is CUPS server and how to share a printer (Locally or over a network)


How do I get json.net to exclude nulls when deseralizing a collection?

How to ignore a property in class if null, using json.net


Making a loop that returns the characters before it hits a colon character


Is there any free vector editing software?

Simple programs with tutorials for beginners in graphic design?


Can I install a ROM made for a different device?


Null Pointer Exception when calling a method from another class android


Create a "continuous" minitoc at the beginning of each chapter


How to define Og Meta Tags in header using conditions

Get excerpt using get_the_excerpt outside a loop


How do I get a Ralink RT3290 wireless card working?


Number theory: Which (n,k) pairs satisfy the equation

Find all natural numbers $n$ and $m$ for which $n^m=(n-1)!+1$


Executing at fireworks entity with specific nbt

How can I filter items with a certain enchantement?


Back Button im my App crashes (Unfortunately, Frienday's has stopped.)

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


What's is the difference between include and extend in use case diagram?


$p$ a prime and I want to show $p^n-1 \mid p^m-1$ iff $n \mid m$

Prove that $\gcd(a^n - 1, a^m - 1) = a^{\gcd(n, m)} - 1$


Can neutrinos really travel faster than the speed of light?


Add a C# DataTable's data into an existing MSSQL Table

How to insert a data table into SQL Server database table?


How to write vertical text in html like a banner?

How to make text run top-to-bottom in CSS?


How to draw a circle on the ground like in "Warcraft 3"?

Painting terrain with a selection circle


Aren't Low Quality Posts review audits too easy to spot?

Review-beta: Obviously good answer in low-quality


How do you repair an "input/output error" in an NTFS partition?


Why wasn't this link in the chat made clickable?

Markdown in chat fails for multi-line messages


How do I efficiently iterate over each entry in a Java Map?


Any way to add CSS for a single page/node?


Java JDBC CachedRowSet creation results in NullPointerException

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


How to view which files is Writing a Process

How do I get the list of open file handles by process in C#?


Bulging capacitor - already leaked? replace urgently?


How to I inject only certain parts of PHP page using PHP


jquery issue with mouseenter() + animate()

jQuery, issue with .animate() and .fadeIn()


What is the most efficient way to deep clone an object in JavaScript?


How come the portkey at the maze didn't transport "at a prearranged time"?


Appending the same string to a list of strings in Python


Can Gaussian elimination fail finding null space?

Can Gaussian elimination find a zero vector when $m < n$?


How do I use floating-point division in bash?


How do you find all the links to disavow for a Google reconsideration request?

How to identify spammy domains giving backlinks to my site (to submit in disavow links in WMT)


How to find the sum of this series? is there any simple way?

Sum the series $\frac{3}{1⋅2⋅4}+\frac{4}{2⋅3⋅5}+ \frac{5}{3⋅4⋅6}+...\text{(upto n terms)}$


E/AndroidRuntime(3306): java.lang.RuntimeException: Unable to start activity ComponentInfo{c

How to fix 'android.os.NetworkOnMainThreadException'?


Why is this sentence correct (I would have said that there is something wrong with the tense)


Favorite tags selection in navigation bar & feed for android app


using vba excel, search and copy the entire row to another sheet one after other

copy a certain range of one sheet to a certain specifed cell in other sheet


JavaScript property access: dot notation vs. brackets?


set UITextField as non editable - Objective C


does Windows System Restore bring back uninstalled programs?

Can a system restore reinstall uninstalled programs?


Proving that there exists a solution to $f\bigl(x+\frac1n\bigr)-f(x)=0$

Show that there is $\xi$ s.t. $f(\xi)=f\left(\xi+\frac{1}{n}\right)$


I can't access the system: Error: "unknown filesystem. grub rescue"


What happens to tags with no associated questions?

How can we get rid of misspelled and unused (or "zombie") tags?


Does the law of an Itô process $X_t$ at each time has a density?

Is the distribution of an Ito diffusion at time t absolutely continuous wrt Lebesgue measure?


Remove a USB Drive from the "Safely remove hardware..." list?

How do I stop my HDDs from showing in the safely remove hardware list?


Unbroken line in preview text causes whole post block to side scroll

Questions with long titles and no spaces in it show the scroll bars when displayed on the realtime questions page


If $\alpha =2\pi/7$, find $\tan\alpha \tan 2\alpha + \tan 2\alpha \tan 4\alpha + \tan 4\alpha \tan \alpha$.

If $\alpha = \frac{2\pi}{7}$ then the find the value of $\tan\alpha .\tan2\alpha +\tan2\alpha \tan4\alpha +\tan4\alpha \tan\alpha.$


Let $A$, $B$ and $C$ be complex matrices such that $C\neq 0, $ $AC=CB$. Prove that $A$ and $B$ have a common eigenvalue.

There exists $C\neq0$ with $CA=BC$ iff $A$ and $B$ have a common eigenvalue


Less aggressive compilation with CSS3 calc


What are the recommended over-sampling or under-sampling techniques to handle multi-class imbalanced datasets for machine learning?

Opinions about Oversampling in general, and the SMOTE algorithm in particular


Which is the most lightweight torrent client?


how to delete constraint when you don't remember constraint name

How do I see all foreign keys to a table or column?


How to include graphics with spaces in their path?


Combining Fluid Simulation and Rigid Body Physics: How to melt a falling object?

How To Make A Solid Object Drop To The Ground Like It Was Liquid


What is the grammatical name and function for "doing this" in the following sentence?


Symplectic structure on $\mathbb{S}^{2}$

How to derive the standard symplectic form on a 2-sphere in cylindrical polar coordinates?


command line plink remote target capture traffic via jumphost

remote ssh tcpdump command, through a gateway, to be opened, in realtime, in Wireshark, on local machine


How to know which word in British English ends with '-ise' or '-ize' (e.g. organise and realize)?


How to pass array parameter from Code behind to javascript?

Pass C# ASP.NET array to Javascript array


In a circuit, if voltage is established at both terminals, then how can components use up this voltage?

Why is the voltage drop across an ideal wire zero?


Project9.java uses unchecked or unsafe operations

What causes javac to issue the "uses unchecked or unsafe operations" warning


What is the difference between all and default in kernel setting?

What is the difference between "all", "default" and "eth*" in /proc/sys/net/ipv[46]/conf/?


Biber 2.14 broken ? - Biber warning: [557] Utils.pm:304> WARN - Entry ...' (....bib): Invalid format '2018' of date field 'date' - ignoring

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


how to solve $\int_{-\infty}^\infty e^{-x^2-x{\tau}} \cdot x\ dx$?

How do I solve this improper integral: $\int_{-\infty}^\infty e^{-x^2-x}dx$?


How can I evaluate $\sum_{n=0}^\infty(n+1)x^n$?


ArcGIS: how to obtain an average elevation for grid squares superimposed on a DEM?

Finding average elevations from a Raster DEM, applying those to Vector Grid created with GME


How do I install a 32-bit proprietary deb on a 64-bit system without causing dependency problems?


How to refer to the single element inside a unit set?

How do I reference the only element in a singleton set?


Adding custom css to only one lightning input in LWC


Command for Matrix with elements besides it


Empty an ArrayList or just create a new one and let the old one be garbage collected?

Better practice to re-instantiate a List or invoke clear()


Is it wise for researchers to thank Alexandra Elbakyan (founder of Sci-Hub) in the paper acknowledgements?

Can I thank websites that host illegal book downloads in the acknowledgements section of my thesis?


what is the best way to back up an SVN server for all the code and content?

How to backup and restore all the source code in svn?


JQuery add and remove element dynamically not function

Event binding on dynamically created elements?


Parse SOAP response with namespaces in PHP

parse an XML with SimpleXML which has multiple namespaces


What University Affiliation should I list on my paper?

What to list as affiliation when work spans multiple institutions?


Ubuntu Server 18.04.1 guest on Ubuntu Server 18.04.1 host, KVM

Couldn't find hvm kernel for Ubuntu tree


Refractive index and wavelength relation

Does the wavelength always decrease in a medium?


How do I find the fully qualified hostname of my machine in C#?

How to find FQDN of local machine in C#/.NET ?


How can I get Ubuntu 14.04 back to pure Unity?


Which one sounds better in formal English?


setImageResource(0) left the original xml src, and not null as i want it to

how to setImage to null in android when the xml has src not null?


Is there some rule against ending a sentence with the contraction "it's"?


How to package all faces of a font into one family file (Mac)


How to execute file I'm editing in Vi(m)


Java: BufferedImage to byte array and back


notation for the external set of all positive unlimited real numbers

Centering a slash (not) over a (mathematical) glyph?


If a blocking creature leaves the battlefield, is the attacker still blocked, or will it damage the opponent?


PHP: Replace specified tag values in PHP

Grabbing the href attribute of an A element


Is capitalization of the personal pronoun "I" a modern thing in English?

Why should the first person pronoun 'I' always be capitalized?


GRUB rescue problem after deleting Ubuntu partition!

How to remove Ubuntu and put Windows back on?


Name of shape with constant distance to a line segment

What is the proper geometrical name for a a rectangle with a semi-circle at each end?


Why weren't there Hyperspace Interdiction Cruisers near Hoth?

Why were there no Interdictor-class Star Destroyers included in the taskforce hunting the rebels at the Battle of Hoth?


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


iPhone Activation lock with an unknown Apple ID


Why not make it mandatory to leave a reason/remark upon down voting?


Can't install Ubuntu on new windows machine

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


what do the # numbers in *.i files represent

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


How to create a YouTube playlist from a list of links?

How to create a playlist form a list of links (not from bookmarks)?


How to install two versions of software under Windows 10?

How to install multiple versions of the same software?


Find all continuous functions that satisfy the Jensen inequality(?) $f(\frac{x+y}{2})=\frac{f(x)+f(y)}{2}$

Function that is both midpoint convex and concave


How to get Text BOLD in Alert or Confirm box?


How to add Image On 'more' Button of UITabBarController in iOS 6?

How To Customize 'More' Button of UITabBarController?


Could Yoda defend against a Force choke?


Is there an appeals process for the automatic question rate limit?

What can I do when getting "We are no longer accepting questions/answers from this account"?


AlwaysOn Shared network location change requrest

Shared network location in Availability Groups configuration


Designing for multiple devices: What grid/grids should I use?


How can I export a flowchart as an image on ShareLatex?


How to prove that $(M\mathbf {a} )\times (M\mathbf {b} )=(\det M)M^{-T}(\mathbf {a} \times \mathbf {b} )$?

Proving the cross product matrix tranformation identity with an alternative solution


Conversion of delimited .Txt file into Excel file

How to control CSV import into Excel 2010


Do a context menu action for multiple selected files in the Windows Explorer


What's an adjective to describe a person with OCD-like behavior but doesn't have OCD?

Alternative for colloquial usage of OCD?


substring(int) method magically doesn't throw StringIndexOutOfBoundsException

Why is "out of range" not thrown for 'substring(startIndex, endIndex)'


How to search for hotels online for a room with more than one bathroom?

How to find hotels filtered by a specific keyword?


Where is the password stored? How do I obtain a new one?


Showing the irreducibility of a polynomial

Showing $x^{5}-ax-1\in\mathbb{Z}[x]$ is irreducible


Is it known whether a triangular number can be any power with exponent greater than $2$?

Who can prove that a triangular number cannot be a cube, fourth power or fifth power?


Why use apparently meaningless do-while and if-else statements in macros?


How to enable alt+right click to resize window

How to resize windows with alt+right click instead of alt+middle click in Ubuntu 13.04


Can I recover a branch after its deletion in Git?


Switch audio output from tray (headphone or speaker)

How can I easily switch audio output in Ubuntu 17.10 and later with GNOME?


What is the difference between malloc vs new in c++

What is the difference between new/delete and malloc/free?


Does string theory remove the singularity of black holes?

What does string theory predict for the singularity inside a black hole?


does $x^{ \frac{1}{3} }$ have a tangent line at x=0?

How can a "proper" function have a vertical slope?


How to run a moving window function in a conditional statement in PostGIS for buffer artifact removing?


How to configure Remmina for VNC desktop sharing?


Why the output is different between JDK 1.4 and 1.5?


Remove characters between different parameters


Fatal error: Call to undefined method mysqli::error()

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


In how many ways can a number be expressed as a sum of consecutive numbers?


getting msvcr100.dll not found errors, but the file msvcr100_clr0400.dll is present in both System32 and SysWOW64


Method to Return a Parsed Decimal Does not Compile

In C# why can't a conditional operator implicitly cast to a nullable type


Is there a type-safe ordered dictionary alternative?

No generic implementation of OrderedDictionary?


Should micro-editing for the sake of rep be discouraged?

Should tiny edits be accepted or rejected in review?


Can't install gems because "undefined method `invoke_with_build_args' for nil:NilClass"

Library not loaded: /opt/local/lib/libssl.1.0.0.dylib (LoadError)


I want to visit France twice in a short amount of time. Do I need 2 visas?


How to reset the angle of rotated view without a numpad?


My registrar blocked my account and will not release my domain name. How should I register it with other registrars?

What Should I do when my registrar steal my domain name?


The "First Posts" review queue is ineffective and toothless

How can we make First Posts review actually useful?


Javascript regular expression for email validation we should not allow duplicate words after @ in the email

How to validate an email address in JavaScript


Is there a nullglob option for ksh(korn shell)?

regexp in ksh for extensions tgz, tar.tgz


Correct definition of a function to be passed to Nintegrate

An elegant way to plot a numeric function that returns a list, and have each element in a different color


How can I access and process nested objects, arrays or JSON?


Evaluate $\lim_{n\to\infty}n\sin(2\pi \mathrm en!)$

What is the limit of $n \sin (2 \pi \cdot e \cdot n!)$ as $n$ goes to infinity?


prove $\frac{1}{2}\mathbf{\nabla (u \cdot u) = u \times (\nabla \times u ) + (u \cdot \nabla)u}$ using index notation


Where is a particular snap program located

How to list files installed by a snap package?


Ubuntu 18.04 Dual Boot Grub Doesn't Start

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


$X$ and $Y$ be i.i.d $U(0,1)$ random variables. Then $E(X|X>Y)$

How to calculate the conditional mean of $E(X\mid X<Y)$?


How to decide if Central Limit Theorem is applicable on a sum of Poisson variables?

Normal approximation to the Poisson distribution


Travelling to India via Germany with 2 stops, do i need transit visa?


Rigging problem with mesh body in pose mode

Bones are deforming the mesh at different rates. Is there a way to fix this?


Why should be accept this ${\displaystyle {n \choose k}}=0 $ for $k> n$?

$n$ choose $k$ where $n$ is less than $k$


Is it possible to dispatch events on regular objects (not DOM ones)?

Can plain Javascript objects have events?


R regular expressions: unexpected behavior of "[:digit:]"


What is the difference between these two methods - pass by ref

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


how to run python file again and again in ubuntu?


EInvalidPointer message with 'Invalid Pointer Operation'


how to loop through arguments in a bash script


How to programmatically display the fields available to a content type


How can I draw a horizontal line spanning only some of the table cells?


Which clock will dilate when one is moving towards the other


Air travel using foreign passport with maiden name

Applying for UK tourist visa and travelling with documents in my maiden name?


Alternatives to ArcGIS Diagrammer for Reordering Fields with ArcGIS Desktop 10.3 or higher

Reordering fields (permanently) in file geodatabase using ArcGIS Desktop?


Is there any official ports of Ubuntu touch for nexus 6

What hardware does Ubuntu Touch support?


keframe error: no suitable context info for active keying set

What constitutes a "context" in Pose mode?


An infinite subset of a countable set is countable


Why "Here COMES the bus!" but "Here he COMES!"?

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


Integer.toString() gives incorrect conversion

Why are integer literals with leading zeroes interpreted strangely?


SQL Logic Operator Precedence: And and Or


In Java 7 64-bit my program freezes on a loop

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


Re-opening an old question doesn't remove the notice about the question not being a duplicate

"Possible duplicate" notice not removed after reopening question


Ubuntu 16.04 Completely broken python3 + dpkg + apt-get!


how to know whether a headphone is plugged in from terminal?

Detecting headphone connection/disconnection in Linux


Go back to start or repeat raw input a number of times

Asking the user for input until they give a valid response


how to open only one window in c# winform

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


What is the effect of changing the Aperture

What is aperture, and how does it affect my photographs?


how to complete upgrade from 16.04 to 18.04?

dpkg-divert: error: rename involves overwriting `/usr/lib/xorg/protocol.txt' with different file `/usr/lib/xorg/protocol-precise.txt', not allowed


What is the difference between Sleep and Hibernate?


How do I enable a particle system for text?

I have no particle systems in my menu options


revtex4-1 and colortbl doesn't fill cells


SQL to transpose row pairs to columns in MS ACCESS database


how to always round up to the next integer

How to round up the result of integer division?


What is the best way to solve modular arithmetic equations such as $9x \equiv 33 \pmod{43}$?


Make items directly following the words, without a new line.

How to start itemize on same line as text?


How to expand primary partition when WUBI is used to install?


Show that there exist infinitely many primes of the form $6k-1$

finding infinetely many primes in three different forms of prime numbers below


Convergence of the sequence $(1+\frac{1}{n})(1+\frac{2}{n})\cdots(1+\frac{n}{n})$


How to extract the first 5 rows for each id user in Oracle?

Get top results for each group (in Oracle)


Finding sum of ratio of binomial coefficients


Equivalent of significance in population data?

Test for significance with data representing the whole population?


Can I skip Mass Effect 1 and go to Mass Effect 2

Do I need to have played Mass Effect to enjoy Mass Effect 2?


The indefinite article applied to a group of things


drawing a network graph with node labels

Positioning name of node label in tikzpicture


Alignment issue in 'Your Sites' section in the Android app


How do I calculate sales tax to many items?

Sales Tax: Rounded Then Totaled or Totaled Then Rounded?


How can I coerce TikZ trees to have directed edges?

TikZ: turning edges into arrows using "child" notation


Old SF novel in which implanting a dead man's personality into another guy's head is a daily occurrence

story about "souls" of deceased people implanted in other people


What is the relevance of "Hands Across America" in Us?


How can I report bugs with or request features for the Stack Exchange mobile apps?


How can I burn an ISO file to a blank disk?


Can you help me with my capacity planning?


disabled ubuntu 18.04 when using multiple programs

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


Show JDBC ResultSet in HTML in JSP page using MVC and DAO pattern


Accessing an Object Prototype's variable from within another Object created by the first

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


What determines whether IPv4 address or IPv6 address will be used on sites?

How web browser determines when to use IPv4 or IPv6 to connect to the destination?


How to "Un-Eject" a USB Flash drive -- Eject is easy (safely remove hardware), but what about Un-Eject or Reconnect?

How do I get Windows to re-attach a USB device without having to plug it in again?


Show page number of chapter and as a “percent complete” in LaTeX

Show page number as a "percent complete"


Is there any other way to do a clean install withot formatting /home?


Whether to divide the web signup to steps or not?

Is it a good practice to show a sign-up or registration form as seperate parts rather than in one go?


Whats the difference between Antisymmetric and reflexive? (Set Theory/Discrete math)


How to execute two mysql queries as one in PHP/MYSQL?


How much in advance can you apply for a Schengen visa?

Can I apply for Schengen visa 4 months before travel


Last two days/ In the last two days / For the last two days

I bought something two days ago - quick question


how can I link "fig. 1" rather than "1"?

Adding words to links generated by hyperref


java.lang.NullPointerException in code, can't solve? attempting to find max value

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


What is the qualitative difference between quantum superpostion and mixed states?

How is a quantum superposition different from a mixed state?


Ubuntu 20.04.1 has been released one week ago but is not proposed as an upgrade by my Ubuntu 18.04

Should I be offered the option to upgrade to 18.04.1?


Nature of the electric field of a photon

What is the relation between electromagnetic wave and photon?


toggle-password is not working if i clicked on the edit option

Event binding on dynamically created elements?


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


How to get the past Sunday and the coming Sunday in Java?

Is there a good way to get the date of the coming Wednesday?


Incorrect string value when inserting into mysql using php


Calling Non-Static Method In Static Method In Java

Cannot make a static reference to the non-static method


difficulty upgrading distribution from yakkety/zesty

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


Why does the converse of the Isomorphism Theorem in first-order logic not hold?

Example of non-isomorphic structures which are elementarily equivalent


What is difference between User space and Kernel space?


Draw cells in a 3D plot with only cell center data


Can $f t_1 t_2 \cdots t_n ~u$ be a valid syntax for a term?

Proof that no term (of a language of predicate logic) is a (non-empty) initial segment of another


Difference between static class and singleton pattern?


What is the difference between "merged" questions and "closed (exact duplicate)" questions?


NPE when attempting to invoke virtual method

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


When is good to bin variables in regression setting?

What is the benefit of breaking up a continuous predictor variable?


international travel with dual citizenship and 2 passports

Dual US/Canadian citizen with an expired passport


Email sent through code going to SPAM folder

How do you make sure email you send programmatically is not automatically marked as spam?


Do sets, whose power sets have the same cardinality, have the same cardinality?


An activated ability of a card that affects that card

Which spells or abilities are affected by things that care about targeting?


No Option for Wireless Internet Connection Ubuntu 18.04 LTS


How do I save a shell's stderr and stdout to a file while still having it output to the terminal window?

How to redirect output to screen as well as a file?


Why is ATP the main nucleoside triphosphate used to exchange energy?

Why is ATP the preferred choice for energy carriers?


make apache send header 401 unless a parameter is present


Getting wrong answer while finding square root of a number using logarithms


How to get apt after I accidentally uninstalled it

How to get apt back after uninstalling it


Regular Expression for date format validation


What is the advantage of using background image in a div instead of the classic  to create image with link?

When to use IMG vs. CSS background-image?


PS4 Pro not connecting to dualshock 4 despite controllers working in safe mode

PS4 Controller not connecting to PS4 and won't reset?


Book with a self-improving neuronal computer

Book: industrialist with private island hires woman computer expert to talk to his self-aware computer


How can I get all combinations of selecting one element from each list?

Get the cartesian product of a series of lists?


PHP: Get the key from an array in a foreach loop


Rounding very large numbers in Python (left of the decimal)

round() doesn't seem to be rounding properly


What is the largest number k < 100,000 such that k has an odd number of factors?

What is special about square numbers here?


footmisc hang and multiple only work with english document langage

French and English text in one document with a single style of footnote


Some books and tutorials for a beginner?


Why aren't some helpfully flagged questions closed?

Why does flag marking as helpful/declined not always correlate with moderator action?


How can I check the bundle version of our application programmatically?

How to read the Bundle version from PList?


VS code application- Unable to authorize an org or run any commands on the terminal

I can't connect my IDE to org using SFDX:Authorize command


How do you correctly handle the hash/pound/number (#) sign in php/mysql?


Encapsulated PostScript files in TexShop

Which graphics formats can be included in documents processed by latex or pdflatex?


Hundred or hundreds (for unit-less numbers)?


What is wrong with this command block code?

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


How can we define event to be proper and improper when there is no absolute frame of reference

What is the proper way to explain the twin paradox?


Automatic grammar checker for LaTeX documents?

Grammar-checking tool for use with LaTeX?


Why did Community suddenly delete posts in bulk about an hour ago?

Turbocharging the Roomba: solutions for premature deletion


Conservation of energy of a rotating body


How can I log out of Stack Overflow website

Not able to see links to chat, logout, or privileges


Find the last $3$ digits of $13^{1201}$.


He was working or worked for my father in the 1990s


Is it okay, to put meshes inside each other without connecting them?

What are the benefits of modeling in one piece, or as separate parts?


Removing elements from a list containing specific characters

How to remove items from a list while iterating?


How to transfer my account from old phone to new phone

How do I transfer my Pokemon Go account to another device (Android to Android)?


On the proof that, if $(xy)^2=(yx)^2$ for all $x$ and $y$ in a group, then $xy^2=y^2x$ for all $x$ and $y$

Let G be a group such that $(xy)^2 = (yx)^2$ for all x, y ∈ G. Show that $xy^2 = y^2x$ for all x, y ∈ G.


Why was Startup StackExchange not approved as a fully fledged Stack Exchange site?


JavaScript, regular expression to validate phone numbers

How to validate phone numbers using regex


MacBook Pro's battery charging only to 27%

Battery service and insanely low maximum charge


Identity column not generating correct IDs

How do I reset an increment identity's starting value in SQL Server


When "dpkg --configure -a" appears to freeze


Why does C++ output negative numbers when using modulo?


Why does my counter of "posts edited" not increase?


How to configure app to run in elevated mode from Standard User Account?

How to Run an app as Administrator without the prompt?


Dividing polynomial $f(x^3)$ by $x^2+x+1$

Polynomial division: an obvious trick? [reducing mod $\textit{simpler}$ multiples]


Power calculations, logistic regression with continuous exposure--cohort

Multiple logistic regression power analysis


What to do about 1 year old boy who keeps pulling hard at his penis and scrotum?


how is R.java generated in an Android project in Eclipse?

In Android applications what is the role of "R.java"?


How can I create a function out my php select?


How do I extend the desktop to the third monitor using a Displaylink USB-to-VGA adapter?

How can I get a DisplayLink USB monitor work under Ubuntu?


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


Find the exact value of the infinite sum $\sum_{n=1}^\infty \big\{\mathrm{e}-\big(1+\frac1n\big)^{n}\big\}$


What does the exported attribute in .classpath do?

Interpreting eclipse .classpath file. What does 'kind="con"' and 'exported="true"' mean?


SwingWorker done() method throws nullpointerexception with get()

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


Number of digits of N factorial in base B


tabularx too wide (after using etoolbox's appto?)

etoolbox and tabularx -- problem with `appto`


How do I set Windows to boot as the default in the boot loader?


Proving that the Galois group of the cyclotomic field $\mathbb{Q}(\zeta_n)$ is isomorphic to $U(\mathbb{Z}/n\mathbb{Z})$

Show that $\mathbb{Q}(\zeta_n)$ is Galois over $\mathbb{Q}$ and $Gal(\mathbb{Q}(\zeta_n)/\mathbb{Q}))\cong \mathbb{Z_n}^*$


how can i change the character case (lower to upper and vice versa)? at the same time

Convert all text from uppercase to lowercase and vice versa?


Allow OPs to see deleted answers on their questions

Let me view the deleted answers to my own questions


Cancel an already executing task with Celery?


How do I make a Villager Trade a Spawn Egg

Giving players custom spawn eggs in 1.13


How to prove convergence of $\sum\limits_{n=1}^\infty \frac{\sqrt a_n}{n^\alpha}$

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


spaces between inline-block elements generating undesirable spaces between nodes

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


How to print a date in a regular format?


Best way to center a  on a page vertically and horizontally?


Options to remove PMI payment from mortgage

Is it possible to eliminate PMI (Personal/Private Mortgage Insurance) on a mortgage before reaching 20% down on principal?


Is a Wine prefix similar to a entire installation of Windows?


How to store result in a variable when Verifyelement not present is failed in Selenium IDE

If/Else with Selenium IDE - when confirmation message comes up


How to find a projecting of a point into the intersection of semi-spaces?

Projection of a point onto a simple convex polytope


How to let command continue run even though ssh connection lost?

How to prevent a background process from being stopped after closing SSH client in Linux


Show $\operatorname{Aut}(C_2 \times C_2)$ is isomorphic to $S_3=D_6$


Regex not matching file using `find` despite being valid

Why does my regular expression work in X but not in Y?


How should I deal with becoming discouraged as a graduate student?


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


Starting mysql failed because the control process exited with error code


Finding perfect squares in a quadratic equation

Proving that a list of perfect square numbers is complete


Pass value to script without x=something

Pass values from one page to another without form and without passing in URL


Literary device when famous quote altered to change meaning, and still allude to original?

Changing a quotation so that the original is recognised, but has been given a new meaning


Pigeonhole principle: From any ten two-digit numbers we can take two subsets with the same sum

Any $B \subset \{10,11,...,99\}$, with $|B| =10$ has two subsets such that $\sum_{a \in B_1} a = \sum_{b \in B_2} b$


What is this kind of security bolt head called, and how can I remove it?


Is the question mark misused in affirmative sentences?


Values are same on debug, but not in if statement


How can I get the neighbor of an html element in javascript?

Get next / previous element using JavaScript?


SQL to display both month and year between two dates


Word for a person who starts a project, then starts another one?

Word for "a person who quickly gets interested and quickly loses interest"


Formulars displayed "raw" in Android App


What are underfull hboxes and vboxes and how can I get rid of them?


How to fix issue regarding character encoding with DataTable?


For any uncountable set of formulas in propositional logic, is there is an equivalent and independent set of prositions?

Proving that a propositional theory of any cardinality has an independent set of axioms


Let $g$ be a non-negative measurable function. Show $\int g(x)^p d\mu = \int_0^\infty p t^{p-1} m_g(t) dt$.

$L^p$-norm of a non-negative measurable function


Grouping predictor factor levels based on response variable

Preprocess categorical variables with many values


Differential Equation Question for a separation of variables problem

Differential Equation Separation of Variables


What is this short function doing ? (_bird.physicsBody.velocity.dy < 0 ? 0.003 : 0.001)

What does the question mark and the colon (?: ternary operator) mean in objective-c?


What's the way to resolve the following error in jmeter?

Getting error using JMeter behind a proxy


how to print a black/grayscale pdf in some chosen color

How can I print out a PDF substituting pixels for blue pixels?


warning: deprecated conversion from string constant to ‘char*’ when i add a formal parameter in the function def but with no actual parameter

How to get rid of `deprecated conversion from string constant to ‘char*’` warnings in GCC?


Book ID: 70s-80s novel about boy that goes to a space academy

Alien abductee joins a galactic patrol where he is instructed by a bird-like alien


Multidimensional Interpolation with 3 independent Variables with modfied data set


Curl with SSL not working on ubuntu server


Is there an application to identify the configuration driving a system-global keypress


Immortal Soldier - Cured with Honey based salve, wounds heal, fears drowning?


Is a good convention using semicolon at the end of the line when using ES6 in babel


if(value=="") why this block returning as false


Check if string is in brackets { } but ignore "\{" and "\}"

regex for matching something if it is not preceded by something else


What happened to Charles Xavier after X-Men 3?


What are the PHP operators "?" and ":" called and what do they do?


How to combine SFDX Development lifecycle with integration sandbox refresh?

How to access a refreshed Sandbox in CI/CD?


Is using two consecutive verbs grammatically correct?

"They're going gorilla watching" - is there a verb at the end of the sentence?


Python 2.7.3 | Created a list and tried to append it to itself, this is the result I got, could some please explain me what's happening with it?


Is it possible to automatically link to cross-posts?

Can we automate detection of cross-posting?


trying to fix java Exception in thread "JavaFX Application Thread" java.lang.NullPointerException

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


I can not edit my own comment which is 20 minutes old


How to change url's in Wordpress when changing domain

How to replace the domain name in a Wordpress database?


How to get netplan on 17.10 server to work with a Windows Server DHCP server using MAC address reservations?


Windows 7: how can I elevate a running cmd window?

Is there any 'sudo' command for Windows?


How to reliably get flatbreads to puff or balloon up?

How do I ensure that pita forms a nice big, even pocket when baking?


Can't install packages after changing to KDE on Ubuntu 16.04

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


How do i add online GeoServer layers on android mobile app


How to draw an electric field without additional flux created in the middle of spreading from the charge?

How do I plot a proper streamline plot, including spacings and line endings?


Can I ask for an earlier UK visa start date after visa issued?

Can I ask for an earlier UK visa start date?


What does ** (double star/asterisk) and * (star/asterisk) do for parameters?


How do I change my boot animation back to the default after install of Lubuntu-desktop?

How do I change the plymouth bootscreen?


Is there a tool to automatically calculate Big-O complexity for a function

Programmatically obtaining Big-O efficiency of code


Does an adjective before "or" apply to the noun that comes after "or"?

Does an adjective or longer modifier apply to both nouns when they are joined with 'and' [or 'or']?


How does multiclassing affect the damage scaling of Hexblade's curse?

Proficiency bonuses and multiclassing: highest, add all together, or what?


No Option For Graphics CPU in Render Settings

Graphics Card Not Avalible in Blender Internal


Why should students be asked to register for a co-supervisor?

What are the pros and cons of being co-supervised?


Am I able to go on mash up packs using pc

Are the XBLA and PC versions of Minecraft compatible?


Intuitive explanation for dividing by $n-1$ when calculating standard deviation?


Convergent or divergent: $\sum_{k=1}^{\infty}\frac{2^{k}\cdot k!}{k^{k}}$

Simple series convergence/divergence: $\sum_{k=1}^{\infty}\frac{2^{k}k!}{k^{k}}$


Which words in a title should be capitalized?


Why does the mirror modifier disappear when I merge objects together?

Joining mirrored object causes half of it to disappear


There are 40 men and 40 women. In how many ways can you pick a board of 31 people that has a majority of women?

In how many ways can a $31$ member management be selected from $40$ men and $40$ women so that there is a majority of women?


ssh not working after recent upgrade on Ubuntu

ssh: connect to host myremotehost.com port 22: Connection refused


Count number of players with command blocks?

How to count entities with commands/check if there are only one or a certain number of entities or players left?


Question about adverb placement in these sentences

Are there any rules on the positioning adverbs should take in a sentence?


Does a Paladin's Steed use the Ranger's animal companion mechanics?

How does a mount from Find Steed act when unmounted?


Selecting Maximum value for each unique ID

Calculating Mean for Multiple Rows in ArcGIS for Desktop?


Sci fi book, Jesus returns in the 1950's and the 1980's

SciFi / fantasy book from 80s about Jesus, present-day New York, time travel and the Dead Sea scrolls


Exercises for "Probability Theory: The Logic of Science: Principles and Elementary Applications"


Why prime avoidance lemma allows only at most 2 non-prime ideals?

Counterexamples to the avoidance lemma for arbitrary ideals


The differential equation $u'(x)v(x) + u(x)v'(x) = u'(x)v'(x)$

When do the Freshman's dream product and quotient rules for differentiation hold?


Restore the RAM pie chart dock icon which was removed in Mavericks?

Activity Monitor in Mavericks "Show Memory Usage" dock icon gone?


Would a group of molecules in a container, settle down after a long time? (considering that no gravity acts on them)

How do gas molecules constantly bounce without losing energy?


R: given a list, return a list of equal-length sublists


How to add an automatic "last edited" timestamp and the user who edited entry to Google Docs?


Pre-fill question-box with text for new users (A/B study proposal)


Why doesn't appending a message to a key instead of vice versa defeat length extension attack?

Attacks of the MAC construction $\mathcal{H}(m\mathbin\|k)$ for common hashes $\mathcal{H}$?


How can I have more than one GUI X Terminal running in Linux Mint?


How did planets have an elliptical orbit in the first place?


How is the mahalanobis distance like the euclidean distance?

Bottom to top explanation of the Mahalanobis distance?


Command inside if statement of bash script

Why doesn't my if statement with backticks work properly?


Java - Object value not modified after passing object reference variable to another function

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


Checking consecutive elements in a string array in java


$x^{2}+x+1$ is a factor of $(x+1)^{n} - x^{n} - 1$, whenever

Find $n$ such that $x^2 + x + 1$ is a factor of $(x+1)^n - x^n - 1$.


How many ways to arrange ABCD such that A precedes B, and C precedes D


$\sqrt{\lambda}$ is an eigenvalues of $A$

If $\lambda$ is an eigenvalue of $A^2$, then either $\sqrt{\lambda}$ or $-\sqrt{\lambda}$ is an eigenvalue of $A$


USB ubuntu - how to retrieve saved data after reboot


machine wakes only on local magic packet


Solve the triple integral $\iiint_{K}\left(x^{2}-z^{2}\right) d x d y d z$

Finding $\iiint_K (x^2 -z^2)\, dx\, dy \,dz$


JSP in /WEB-INF returns "HTTP Status 404 The requested resource is not available"


Does the pixel count of the image sensor equate to the number of pixels of the image?

What is the difference between image size and image quality?


How is 90/180 day rule enforced when traveller has a German residence permit?

How are non-Schengen nationals with a Schengen residence permit checked to obey the 90/180 rule while travelling inside Schengen?


Making A Movie In Matlab and Exporting It As Some Movie File

How to make and save a video(avi) in matlab


Good textbooks on Non-Euclidean Geometry?

I'm researching about geometry non-Euclidean


Thread is throwing null pointer after x amount of times

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


when there is a new invention, there is a new name for original object, what is this called?

Is there a term for coining a phrase for a word that already exists?


Does there exist an infinite non-abelian group, such that all its nontrivial proper subgroups are isomorphic to $C_\infty$?

Group with proper subgroups infinite cyclic


How may I sort a list alphabetically using jQuery?


How to see what's going on during Windows shutdown/logging off process?

How can I display additional boot and shutdown information on the Windows 7 welcome screen?


Having a retired professor write my letter of recommendation,

Does it look bad if letter of recommendation comes from an emeritus professor?


Drupal SA-CORE-2014-005 - How to tell if my server / sites were compromised?


zoom in on a portion of a table in beamer

Zooming in and highlighting part of picture


best way to copy your ubuntu to a new hard drive

How to migrate user settings and data to new machine?


How to read excel file and use as coordinates in python code?


Should individual letters be preceded with "an"?


Cannot start YAP anymore on Windows 10 - "MiKTeX encountered an internal error."


Does the sequence $\{\sin^n(n)\}$ converge?


How to deduplicate and centralize pictures from multiple cameras?

How can I identify duplicate image files?


How to edit Parameters for an Object after it is created?


Calculating $\prod (\omega^j - \omega^k)$ where $\omega^n=1$.


Program UITextField to go to next line when 'Return' is pressed?


How do I remove the some parts of a file name for many files in Windows 7 using batch script?


Is this statement true or false: cannot be an eigenvector of $A\in \Bbb R^{d\times d}$.

Can the zero vector be an eigenvector for a matrix?


if someone beat me to it should I delete my answer

Do you delete your own answer when it's a duplicate?


My table doesn't fit; what are my options?


Should I get a bike that's too small for me?


Serious errors were found while checking the disk drive for /. - Ubuntu 14.04

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


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


how to jump to other page after header had been sent?

How to fix "Headers already sent" error in PHP


Adding to an array declared by user throwing error


Is it possible to include a shared calender from Exchange in the calendar app on Mac OS X?

How to view public Exchange calendars from iCal?


Time taken to empty a hemispherical shaped tank


Is it kosher to ask a question that you plan to try to answer?


Test if string ONLY contains given characters


Material Shader not fully applied to selected faces? Why?


How do I load a script dynamically via Backbone?

JQuery to load Javascript file dynamically


Changing font size around all the coordinates and Legends in horizontal stack chart


Finding convergence or divergence of a complex series

Convergence of $\sum_{n=1}^\infty\frac{n!\, i^n}{n^n}$


How to build the table as image attached? I want exactly this table and format.


What are the main safety threats to be aware of in South Africa as a tourist?

Why is it considered so dangerous to travel in South Africa?


Why can't google chrome's debugger access all the variables?

Why does Chrome debugger think closed local variable is undefined?


Using subfigure environment for arranging image in grids using multiple rows and columns

Figure subfigure layout with different numbers


Intersection of two compact sets in $\mathbb R$ is compact (without Heine-Borel theorem)

Proving that the Union of Two Compact Sets is Compact


How to ignore spaces in file path for bash select statement

Looping through files with spaces in the names?


Let's make it easier to reply within comments!


Differentiable function, with $f'(x)=[f(x)]^2$


Why should I be punished for deleting my closed/protected answers and questions?

Warning to users who are about to delete their own question and cause question ban


How can I use Overwatch with no internet connection?

Can you play training modes offline in Overwatch?


Merge unallocated partition to root partition


Why does a radio station play through my speakers when the laptop runs on battery?

Mystery radio station playing through headphones. How to find all sources of sound?


Having y-axis in log scale base 2 using pgfplots


Connecting points to form lines, by only connecting points nearest to each other

Creating polygon connecting endpoints of multiple lines using ArcPy?


Spacing objects evenly on a spiral spine


Finding the work done by friction when sliding on parabola

How do I find work done by friction over a curve represented by a polynomial?


Run two commands in two "virtual consoles" in the same detached screen

GNU screen: Running commands in different window when screen is started


How do I check if WinDefender *has fixed* my PC?

How to find specifics of what Defender detected in real time protection?


best practice for validating, recording and formatting phone numbers

How to validate phone numbers using regex


Setting space and font in tcbinputlisting


Prove using natural deduction that $(R \rightarrow (P \rightarrow Q))\vdash (Q\rightarrow P) \lor (P \rightarrow Q)$

Prove using natural deduction $((P \land Q) \rightarrow R) \vdash (P \rightarrow R) \lor (Q\rightarrow R)$


PDO secure ways to safe code from sql injections but using kali can still cause to inject


Clash of Clans Difficult village transfer


How to get time from timePicker in another class?

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


How do I get / available space with "df" and output it to a log file?


Calling a winform control method from a separate thread

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


Why are principal components in PCA (eigenvectors of the covariance matrix) mutually orthogonal?

Questions on PCA: when are PCs independent? why is PCA sensitive to scaling? why are PCs constrained to be orthogonal?


Is there any way to supress error messages in Xubuntu 18.04 LTS?


Does energy expenditure require movement?

Why does holding something up cost energy while no work is being done?


Overlapping \part labels when using mulitple multicols environments in a \question (exam.cls)

Custom horizontal alignment in multicols environment


Reformatted Windows 8 laptop not loading Installed Ubuntu 13.04 x64

How can I install Ubuntu without removing Windows?


How can I eliminate duplicate notifications when I have a custom notification on a Gmail label?


Maximum heart rate increase/decrease while physically active

How quickly can the human heart rate rise and fall?


JavaFx error when i try to login to database from azure


TypeError: str does not support buffer interface


$ \sqrt{(-1)^2} \overset{?}{\ne} (\sqrt{-1})^2.\; $ Which of the following steps is wrong:

Why $\sqrt{-1 \times -1} \neq \sqrt{-1}^2$?


Safety of Quick-Pickles at Room Temperature


Character array passed in double quotes to a function

Is a string literal in С++ created in static memory?


Finding the acute angle between the planes $x-3y+2z=14$ and $-x+y+z=10$

Having a plane equation equaled to zero for calculating its angle with another plane


How did Rudin come up with this exact expression?

Choice of $q$ in Baby Rudin's Example 1.1


Failed to install Octave in Ubuntu 14.04 LTS

Unable to correct problems, you have held broken packages


How can I select from only one table with Web::Scraper?


Let $X$ be an infinite dimensional Banach space. Prove that every Hamel basis of X is uncountable.


Is there a Google Drive client available?


Mature PhD Project Application - How are these received?


Is this runecaster feat balanced? (Second Iteration)


US/CAN Dual Citizen - travelling to third country from Canada with US layover - which passport to use?

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


How to disable onclick for my link after opening a window and enabling it after the window gets closed?

Only want a link to be able to be clicked once


Integral of 1-form $\omega=\dfrac{-y \,dx + x \,dy}{x^2 +y^2}$ over a triangle.

Application of Green's Theorem when undefined at origin


Questions about Divisibility of $2^n$ by $3$


Is it possible to drain all oceans' water to space?

A water pipe from sea level to beyond the atmosphere


How can I make an overset symbol at the same size and height as \bar except with a different symbol?


How can I caption my figure in a right way?

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


How can I make my shell prompt look like a cheeseburger?


How do I return the response from an asynchronous call?


Why does water always take an already travelled path?


PHP - How to save a file in Windows-1252?


Why is clicking "flag" in a review immediately counted as failed

Why does pressing the flag button make you fail an audit?


Reliable cross-platform way to obtain the method time in Java

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


Windows 10: Middle-click a Taskbar icon to close that program

Closing programs with middle-click in windows 7/10


Replacing non-ASCII characters in a string

What is the best way to remove accents (normalize) in a Python unicode string?


Tracking down an old book (pre-1970) about Intelligent Plant life

Scientist or explorer goes to a tidal-locked planet with vicious creatures, accompanied by his wife


Unable to install wine on Ubuntu 16.04 lts


VirtualBox, GCC and Malloc not giving intuitive answer

How dangerous is it to access an array out of bounds?


Under what conditions does loot despawn?


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


How does quantum trapping with diamagnets work?


Stability region of explicit midpoint method

Stability region for two step Nyström method


My app resets my integers when switching from horizontal to vertical


Too many arguments to method call expected 1 have 2

Why do I get this error when I try to pass a parameter in NSURL in iOS app?


Extending the "guess 2/3 of average" game to “guess of average" game

Extending 'Guess 2/3 of the Average' Game


If $n\ne 4$ is composite, then $n$ divides $(n-1)!$.


nullpointerexception to file that's apparently recognized?


How to get the directory path of a script in the shebang line

How can I get the source directory of a Bash script from within the script itself?


php and xml, a better way to read all nodes

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


Is there a way to simplify sines of product angles?


A continuous function on a closed subset of real line can be continuously extended

Extension of continuous function on a closed subset of $\mathbb{R}$


Developing Mathematica applications with IntelliJ IDEA


Ubuntu 16.04 LTS Failed to fetch / Hash Sum mismatch


Stop showing "Suggesting Edits Pending Approval" when I'm past my quota

Don't show pending suggested edits to me after I run out of votes


Where is the equivalent of Toggle Fullscreen Area (Alt+F10) in Blender v2.8?

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


How do I rotate a sprite so that it is 'pointing' in the direction it is moving?


Looking for Analog story: Aliens come to force-field imprisoned earth looking for ally again evil alien empire.

Short story where the Earth has been kept inside a force field for millennia


How do I load/initialize my class as soon as my app is started?

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


QWidget: Must construct a QApplication before a QWidget error in pyqt5 and selenium

What does if __name__ == "__main__": do?


Using equation numbers as part of examples

Repeating an equation including its content and number


Boot process hangs on "A start job is running for Hold until boot process finished"

Cannot boot system due to start job running for hold


Keep processes running after SSH session disconnects


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


Newbie DM: How do I keep all the game's information in my head?


What can I do with the account, if I banned from asking questions and answers?

What can I do when getting "We are no longer accepting questions/answers from this account"?


A place in Pennsylvania with unknown projection

Identifying Coordinate System of Shapefile when Unknown?


Why do I see edges partially see-through on back face (in viewport)?


Foreach array and use array member in callback

Getting Coffeescript to create a local variable in a FOR loop


Please make top bar auto-expand on hover

Don't require a click to switch between sites, inbox, and Achievements on the new topbar


Package functions and symbolic calculations


Caused by: java.lang.NullPointerException: Attempt to invoke virtual method


WARNING: missing /lib/modules/4.4.0-59-generic - during apt-get upgrade - how to fix?


Although the contiditon is true, the code doesnt enter if statement


What is "[BLOB - ...]" shown in SQL database column?


Greyhound bus arrives very late, do I have any recourse?

Remedies when bus company makes me miss a flight


Why does $\frac{1 }{ 99989999}$ generate the Fibonacci sequence?


When the verb precedes the noun "percentage", a singular verb is required


Ubuntu 14.04 LTS: Shows error "System program problem detected", See details

What does this red icon on my panel mean?


markdown link parsing bug for urls with underscore

Fail of markdown parser detected if '_ 's are used in a naked URL


"screen -r" attaches to wrong screen if I have screens with similar names


How to avoid showing the filename when using graphicx?


In how many ways can the letters of the word CHROMATIC be arranged?


How do I use a for loop inside a for loop? My code executes but does nothing


Is $\{x \in \Omega \mid u(x) = 0, \partial_{x_j} u(x) \neq 0\}$ a null set?

Gradient of Sobolev function on level sets


Tangential acceleration in circular motion?


Land first into Croatia with dual entry schengen

Enter Croatia first (before Schengen zone) with dual-entry Schengen visa?


I flagged a link-only answer as "not an answer" but my flag was declined

Can we get some consensus on what flag to use for link only answers?


Get particular element from mongoDB array

Retrieve only the queried element in an object array in MongoDB collection


Fully charged MacBook Air turns off when power cord removed


Proving that $\rho(x,y) = \frac{d(x,y)}{1+d(x,y)}$ is a metric and that $\rho(x,y)$ and $d(x,y)$ are equivalent metrics

If $d(x,y)$ is a metric, then $\frac{d(x,y)}{1 + d(x,y)}$ is also a metric


Derivation of the formula for Ordinary Least Squares Linear Regression


Why does R take so much time to run auto.arima(). How can I shorten the calculation time?

Time series modeling with high-frequency data


Operating System not found in 14.04.3 (32bit)


Why pointer to an abstract class doesn't invoke derived class member function when implement as following


Process Unicode files with BOM correctly with POSIX tools


Set folder view - per folder preferences

How can I set specific folders to list- or icon view in nautilus?


Is it legal to publish a game that uses a youtube tutorials code?

What are the legal implications of creators streaming their development?


Windows CMD: "dir *.cpp" wildcard matches "main.cpp_" and "main.cpp2"


I can't understand why "FindRoot::nlnum:" shows up in my code... [edited]


Why do shares in some companies that have a net loss annually increase in price?

Why do investors pay trillions for minority stakes in companies, when their only potential payback is modest uncertain dividends?


How to style the option of an html "select" element?


Retrieve a complete list of installed packages


SimpleWeather.js - only load when internet is available

Check if Internet Connection Exists with jQuery?


How can I find out in PHP if the script run from Apache of from crontab?

In PHP, how to detect the execution is from CLI mode or through browser ?


What command gives me the highlighted operator?

"Evaluated at" bar for derivatives: \Bigr, \biggr, or \left...\right?


Length of time interval for an atom in excited state to drop to lower energy level

How long does it take for an excited electron to return to ground state?


Sorting alphanumerical dictionary keys in python

Sorting dictionary with alphanumeric keys in natural order


How to exit OpenSSH control master process without using lsof or fuser?

How to close (kill) ssh ControlMaster connections manually


PostgreSQL - join statement duplicate row data combine to single row

How to concatenate strings of a string field in a PostgreSQL 'group by' query?


table too wide and doesn't fit within textwidth

My table doesn't fit; what are my options?


Sort JavaScript array of Objects based on one of the object's properties

Sort array by firstname (alphabetically) in Javascript


What happens when writing gigabytes of data to a pipe?


How can I display a still image / short video loop through a webcam?

Fake a webcam using a video loopback device?


How does circuit completes when physical ground(earth) is used as neutral?

Why is the earth a viable return path for power distribution?


Comma separated number/function in parenthesis in JavaScript?

What does a comma do in JavaScript expressions?


PDFBox - pdf file page label nullpointer

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


pulling the following information with a single select


Standard Error for a Parameter in Ordinary Least Squares

How to derive variance-covariance matrix of coefficients in linear regression


In minecraftskins.com my skin wont change

Minecraft pocket edition restoring skin problem


Transit via South Africa for an undesirable person

Transit Visas for South Africa Undesirable-Overstay Tourists


Is there a comprehensive Big-O listing of Java data structures?

Big-O summary for Java Collections Framework implementations?


How to adjust ColorFunction to scale the clipped areas in ListDensityPlot?

White regions in DensityPlot — is this a bug with ColorFunctionScaling?


how to execute this command (sql command) in php?

How do you do multiple SQL statements in one mysql_query?


Cannot pass NSString to DetailViewController

Pass NSString between two DetailViewController


Is it possible to move win10 installation?


Can matter be described as the result of the curvature of space, instead of vice versa?


algorithm, algorithmic split code into parts with [H] remove line when no caption is set

Removing the space of caption when using algorithm


how do i by pass google recovery on HTC 526?

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


How do I remove extra Skype icon or ghost icons for removed apps from GNOME shell?


Order of element equal to least common multiple

Order of elements is lcm-closed in abelian groups


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


Best practice to maintain high charge count

Should I disconnect my MacBook Pro's power cord when the battery is fully charged?


A light shine when I move my cat or dog off the bed

Why does rubbing feet against sheets create a spark?


How do I fix "name 'iface' is not defined"?

Why does iface.activeLayer() not work in a PyQGis standalone app?


PendingIntent NullPointerExepteion - Android

NullPointerException on AlarmManager.setRepeating() - ElapsedRealTime - Android


Why is $|HK| = \frac{|H||K|}{|H \cap K|}$?

Order of a product of subgroups. Prove that $o(HK) = \frac{o(H)o(K)}{o(H \cap K)}$.


Drop table from oracle database if table exist in sql statement


Execute a Linux Cron Job permission denied


Windows 10 Search can't find ANY applications. Even calculator


How reputable is the online journal scientific.net: Materials Science and Engineering

How do you judge the quality of a journal?


AJAX call works in Chrome and Safari but not in Firefox and IE?


Limit memory usage for a single Linux process


What do the Xbox 360 achievement points (or "gamerscore") do?


With BCM4313 I have wifi but no Bluetooth


Difference in sentence meaning between present continuous and simple present constructions


Euler equation with single state variables

Calculate Euler equations of fluid dynamics without division?


Compatibility between Tikzlibrary with XeLaTeX

Package pgf Warning: Your graphic driver pgfsys-xetex.def does not support patterns.


Compactness of $(M, d)$ in terms of continuous functions $f:M\to \mathbb R$


PDO cutting off strings at a UTF-8 character


Different compilation times with different Operating Systems


A picklist automated answer that is dependent on two previous picklists

Picklist dependent on 2 controlling picklist


What is it exactly that conflicts when trying to unify all 4 fundamental forces?

A list of inconveniences between quantum mechanics and (general) relativity?


Custom URL Expiration Settings in Marketing Cloud


Making overlay text visible on a "chaotic" background

Text not very readable on different image backgrounds


The number of bijections $f$ of $\{1, 2,..., n\}$ such that $f(i) \ne i$ for any $i$

Number of permutations of $n$ elements where no number $i$ is in position $i$


Why do we need to specify the parameter type in bindParam()?


Gray cone obscuring/clipping the 3D Viewport


Using pentration with non-integer values: how to solve 2^^^1.5?

Is There a Natural Way to Extend Repeated Exponentiation Beyond Integers?


I would like to move windows with ctrl+alt+numpad like before on ubuntu 18.04


How do you declare a constant in javascript?


How can I align span and img elements along the same line?

How do you make div elements display inline?


Is there a term for reduplication used to disambiguate categorization?

What is the term for the double consecutive use of a word with stress on one of the words to alter its severity?


How to start a Python Integer WITH leading 0s?


What is the ideal server size for an app with 1M requests per month image downloads?

Can you help me with my capacity planning?


Confusion for specifying rel="canonical" for pages


Number of sites is different on SE homepage and SE sites


Class vs instance initialization in Python


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


What am I doing when I separate the variables of a differential equation?


Gerund needs to be modified by a possessive?

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


Question about Galois group of a splitting field

Computing the Galois group of polynomials $x^n-a \in \mathbb{Q}[x]$


I want to migrate Webforms from one environment to another, how should I got about?

Can I move a webform to another drupal installation?


How can I merge multiple Cython pyx files into a single linked library?

Collapse multiple submodules to one Cython extension


SFTP, SSH Couldn't read packet: Connection reset by peer


How can I include @Annotations in JavaDoc?

Is there a way to get the javadoc tool to document annotations?


Events calendar/activities calendar or event calendar/activity calendar?

What is correct form of writing: "users names" or "user names"?


Make Python think of comma as dot, only on one sentence?

How can I convert a string with dot and comma into a float in Python


Profile: top tags numbers are inconsistent

Tag score calculation wrong in Android App


How can I vertically center a "div" element for all browsers using CSS?


sse2 multiplication vectors X and Y using multithreaded algorithm in cpp


Transit Visa for UK with Refugee Travel Permit

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


How does this `Underfull \vbox (badness 10000)` happen?

Twoside documentclass: Underfull \vbox (badness 10000) has occurred while \output is active


Did Picard know who Guinan was when he took command of the Enterprise?


Error 'not supported' in Ubuntu Software Install when installing Zoom on Ubuntu 20.04.1 LTS


How do i print elements in ArrayList in java

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


Trouble printing a multiple-line String with PrintWriter into a File

How do I get a platform-dependent new line character?


Learning how to prove by mathematical induction for the first time


vector product defined on kronecker delta

How to define an orthogonal basis in the right way?


Change language of caption in lstlisting

babel package and lstlisting caption incompatibility


Can I remove this wall or is it load bearing?


Proof help: Prove that $x^2+y^2+z^2 \geq xy+xz+yz$

How to prove $a^2 + b^2 + c^2 \ge ab + bc + ca$?


Making a flat list out of list made out of lists (... made out of lists)

How to flatten a list to return a new list with all the elements?


How to apply for a Schengen visa if I don't have payslips from the last 3 months?

Financial proof to get a Schengen visa to France


A flying fly inside a sealed box on a scale


How to delete my own question to prevent new comments and answers?

How does deleting work? What can cause a post to be deleted, and what does that actually mean? What are the criteria for deletion?


Cannot execute sudo command without correct password (Even though my account has no password). Why?


how to measure the instruction count during execution?

Is there a way to count the number of IL instructions executed?


How to delete lubuntu from Windows 10 Dual Boot [Cannot see lubuntu partition]

How to remove Ubuntu and put Windows back on?


Checking for reverse causality with lead regression, should the lead model be in its original state i.e. no transformation?

In linear regression, when is it appropriate to use the log of an independent variable instead of the actual values?


How do the tenses and aspects in English correspond temporally to one another?


How to mount two separate folder locations to one?


How to validate an email address in JavaScript


How to test the weak solution to hyperbolic conservation law?


php regex get all urls from mixed string


How do games like Halo 3 save in-game footage?


JProgressBar doesn't update as expected in Java


How do I avoid users hacking my network games from the client side?


What is the number at the top for the results for ls -l?

ls command: what does the first line mean?


How to catch the null pointer exception?


Show bounded and convex function on $\mathbb R$ is constant


Installing Trim for new Vinyl Plank Flooring


Unwanted PlotMarkers appear at non-existent places


Add a list of followed proposal sites which got deleted?

Is there a way to see deleted Area 51 proposals, to learn from what went wrong?


how to have a custom zsh auto_cd command


ASP.NET: Where/how is web.config cached?


Proving a compact Lie group admits a biinvariant metric


What happens if I switch to UEFI mode after install Windows 10 in Legacy mode?

How can I migrate a Windows 10 from BIOS/MBR boot to UEFI/GPT without reinstalling?


Can't install grub on Ubuntu 18.04 installation

Installation problems with GRUB, can only install by reinstalling Windows in legacy mode but need to keep in UEFI mode


What constitutes a "visit/day" on Area 51, and is it broken?

Traffic (views, visits) is not correctly registered on Site Analytics or Area 51


Adding network users to _developer group (Leopard Server, Snow Leopard Client)

Authorize a non-admin developer in Xcode / Mac OS


MS Virtual PC will not Start a 64 bit Guest

Is it possible to have 64 bit guest OSes run in Virtual PC RC on Windows 7?


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


Command/macro name cannot include numbers and symbols