Function that accepts every type of argument

C++ send any type of argument to a function


How to obtain a partial applied function with implicit parameters

Partially applying a function that has an implicit parameter


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


MySQL - INSERT INTO says I have worng syntax with 'to'='$user2'

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


How loud or flashy are verbal and somatic spells?

How loud/obvious is a wizard casting a spell?


Are commands in a pipeline run simultaneously?


Is high CPU temperature directly related to a Blue Screen?

Is the computer freezing due to high temperature?


Get the parent Id when clicking new button of the child object from related list

Overriding Related list standard button with Lightning Component & prepopulate parent record field in form


Difference between binary and count data of same data on logistic regression in R

Input format for response in binomial glm in R


How do I convert a list of characters into individual character strings in python?

How to get the ASCII value of a character


How to study the convergence of $\int^{\infty}_{0}\frac{2\cos(t)\sin(t)}{t}dt$?

Convergence of $\int_0^\infty \sin(t)/t^\gamma \mathrm{d}t$


Where did my sytem font go and how can I get it back?

How do I fix fonts not rendering and missing letters?


Pandas: How to discover the encoding of characters


NEC 2014: How many 12-2 Romex wires can I run through a hole in ceiling joist?

How many cables are you allowed to run through a single hole in a wooden floor joist?


How can I get back my account in a SE site?

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


What is wrong with my Opera installing ? - Public key not available - 16.04


35mm DX prime lense on dx crop sensor(nikon d3300)

Does a Nikon DX lens on a FX camera get subjected to the 1.5X crop factor?


Running Ubuntu 14.04 lts only folders I can access is in the home folder and all others I am denied access. how can I fix this?

Whats the simplest way to edit and add files to "/var/www"?


How to hide the controls of the html5 video tag with ios/iphone devices on webkit/cordova/phonegap?


can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock'

"Failed to spawn mysql main process: unable to execute: No such file or directory"


Issues with the scaling of the chat logo on the beta chatrooms


Do you have any methods for going from Camera Roll to a new view controller?

Do you have any methods for going from CameraRoll to a new view controller?


What is the easiest way to open a foreign Bank Account?


Get the width of an element in the units defined in the CSS

How to get width of a div in percentage using jQuery?


How do I install Guest Additions in a VirtualBox VM?


Calling python function with an unknown number of arguments

Pass a list to a function to act as multiple arguments


Why doesn't grep -r also look in subdirectories when I search with a glob?

What does the asterisk (*) do in grep -nri "searchString" *?


Click on dynamically added table row to get index number

Event binding on dynamically created elements?


Software Updater doesn't show packages Ubuntu 18.04.1 LTS

Invisible software updates list in Software Updater


How to find the triangles resulting from clipping a triangle against a convex polygon.

Algorithm to get the maximum size of n squares that fit into a rectangle with a given width and height


Binding from context menu item to parent control


How to add a background image wallpaper to a drupal site from within the drupal admin?


How to see my Cycles render and blender render in Game engine


How to initialize a variable in a given memory chunk?

What uses are there for "placement new"?


Regex Pattern not stopping at first occurance

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


for two primes p and q, $\sqrt{p}$ +$\sqrt{q}$ is irrational?

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


How do I find out if my processor is 32-bit or 64-bit?


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


What is the connection between the standard basis and some other basis in $\mathbb{R}^n$?

How to change this matrix with respect to standard basis?


How to validate an email address using a regular expression?


@Android display /res/viewable in WebView


Seeking Icon library for custom GIS software?

Seeking Symbology for Interactive Mapping?


How could I get a list of the shells in my operating system?

How to find list of available shells by command-line?


'Employee Profiles' or 'Employees Profiles' or 'Employees' Profiles'?


I have a problem with installing stuff. (HP LAPTOP G62)

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


Distinct roots of $ \int\limits_0^x {\frac{{{t^2}}}{{1 + {t^4}}}dt} = 2x -1$

number of distinct solution of Integral equation


Flash Actionscript 3 error: Error #2101: The String passed to URLVariables.decode() must be a URL-encoded query string containing name/value pairs


Converting from float to double, why the extra decimal points?

Convert float to double without losing precision


Ckeditor toolbar not entirely showing up


when arrays are implicitlly converted to pointers in c

C: Behaviour of arrays when assigned to pointers


Unable to get resources using getResource()

Java in Eclipse: Where do I put files on the filesystem that I want to load using getResource? (e.g. images for an ImageIcon)


Why does Stack Overflow Careers match "Java" to JavaScript?

Careers Stack Overflow - Tag "ruby-on-rails" returns jobs that don't contain the tag


How can I stop SQL Server Reporting Services 2008 going to sleep?

SSRS - Process dies/goes to sleep after not being used


Googletest C++ unit testing linking error

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


how to keep input field and delete his first parrent

jQuery : remove element except inside element


I want to see all my Stack Exchange linked deleted questions

Show all of my question/answers to me even if they are deleted


Why is my ethernet interface called enp0s10 instead of eth0?


Broken image URL on "Improved Question Merging"

Images broken on a Stack Overflow blog post


The 'grub-efi-amd64-signed' package failed to install into / target/. Without the GRUB boot loader, the installed system will not boot

Ubuntu 16.10 Dual Boot error - 'grub-efi-amd64-signed' package failed to install


Can I discover why my iOS app was sent to the background?

How to determine an app moving to a background state due to a phone call or due to the user pressing the home button


How to show that $\sum_{k=0}^{\infty}(k+1)2^{-k}$ converges to 4?

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


MySQL: Create unique value constraint between two columns in the *same* row

How to prevent creation of records where the value of two fields is the same?


Can a moderator help me track down the email of a student who copied his homework?

Under what circumstances will Stack Exchange, Inc. share private/sensitive information with the press?


My linear voltage regulator is overheating very fast


How do I go to a specific folder/drive in the shell on Ubuntu on Windows?

How to navigate to C drive in bash on WSL-Ubuntu?


Add voting buttons to the tag synonym overview page

Vote for Tag Synonyms Directly on the Page


Where can I find a docu about available mime file types


Very large odds ratio- binary logistic regression

Enormous coefficients in logistic regression - what does it mean and what to do?


Help understanding why truth table is the way it is (Very basic)

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


References not getting listed when using Biblatex approach

Biblatex with Biber: Configuring my editor to avoid undefined citations


How to Avoid Precision Errors While Creating Numpy Arrays?


Software Updater doesn't update and returns : Package Operation Failed

"debconf: DbDriver "config": config.dat is locked by another process: Resource temporarily unavailable" while installing packages


GPOs fail to apply; reason: Inaccessible, Empty, or Disabled; Server 2012 R2 and Windows 10


the microsoft.ace.oledb.12.0 provider is not registered windows 8.1 office 2016 vb .net

Microsoft.ACE.OLEDB.12.0 provider is not registered


How can I simulate mouse movement in OSX, not just change the cursor location

How to control the mouse in Mac using Python?


Should I have multiple small textures or a single big one?

SDL2 sprite batching and texture atlases


trying to understand some codes which is related to closure in js

JavaScript closure inside loops – simple practical example


Let $G$ be a group. Prove or disprove that $H=\{g^2~ |~g\in G\}$ is a subgroup of $G$

The set $\{g^2 | g \in G\}$ in a group $G$


Where did this expression come from? (estimation theory, chi-square distribution)

Different probability density transformations due to Jacobian factor


Adding counts of a factor to a dataframe

Count number of rows per group and add result to original data frame


PhD Math/Applied Math for Fall 22 - asking for suggestions and advice

Improving my PhD application for math programs


Partition mounting with 750 and not 755?

How can I mount my partition with executive permissions using the launcher icons?


Set the width for a pseudo element with image-url content

Can I change the height of an image in CSS :before/:after pseudo-elements?


Call Generic Method with Dynamic Type (.net 3.5)

How do I use reflection to call a generic method?


How to add ubuntu to grub using windows 10

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


Why is $a^{-x}$ defined to be equal to $\frac{1}{a^x}$?

If $x^a$ is $x$ multiplied $a$ times, then how does $x^{-1}$ make sense?


Why does 10..toString() work, but 10.toString() does not?


Create login accounts and store them in a text file using php


Identify an unidentified device in windows 7 without opening up the computer?

How to find vendor and model of unknown drivers


How to loop over environment variables in windows batch file?

Arrays, linked lists and other data structures in cmd.exe (batch) script


What is a Field? Do all things have them? What types of fields are there?


How do you detach a remote screen session in byobu (tmux)?


round in PHP shows scientific notation instead of full number


Canonical form of PDE (2nd order) and its general solution.

Find the general solution of $4u_{xx}+5u_{xy}+u_{yy}+u_x+u_y=2$


I need help understading why this code shows same String with alert()

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


How can I use a material from one blend file in another?

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


How do I calculate size of a file that contains bank accounts?

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


Addressing research of faculty members in statement of purpose

Choosing research ideas to include in a statement of purpose


Why am I getting a NullReferenceException with this code?

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


How can I install one language by command-line


Do 3rd party camera apps really improve picture quality?

Can a 3rd party app *technically* take better pictures?


What are these wires on single-sided PCBs?

What are those small metal bars going across a PCB for?


Showing only "interesting" mount points / filtering non interesting types


Fluent NHibernate: Query a many to many relation

Implementing "where not exists" with NHibernate QueryOver


Minecraft crashes with "EXCEPTION_ACCESS_VIOLATION (0xc0000005)"

Minecraft crashes on launch with EXCEPTION_ACCESS_VIOLATION, Problematic frame: ig4dev32.dll or ig4dev64.dll or ig4icd32.dll or ig4icd64.dll


If $(x_n)$ is an unbounded increasing sequence then $\sum (1-x_n/x_{n+1})$ diverges

If the positive series $\sum a_n$ diverges and $s_n=\sum\limits_{k\leqslant n}a_k$ then $\sum \frac{a_n}{s_n}$ diverges as well


User class threw exception: java.lang.NoSuchMethodError: com.fasterxml.jackson.databind.JsonMappingException


Stored Procedure with HINT "WITH RECOMPILE" loses performance, solved with DBCC FLUSHPROCINDB

When a previously-fast SQL query starts running slow, where do I look to find the source of the issue?


I want to place a dot after the numbers of sections, subsections, and subsubsections

How to add a dot after the section number?


Kernel panic when I try to install Ubuntu on my PC

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


Some app icons in Ubuntu Dock are black & white

Ubuntu dock icons show as black and white, it doesn't look right


Classification of abelianness-forcing numbers


How can I access shared folders on an Ubuntu host and a Windows XP guest?

How do I set up shared folders in a Windows Virtualbox guest?


Why are vector components themselves not vectors?

Why taking components of a component of a vector is invalid?


Prove the quartic polynomial $x^4-20x^2+16$ is irreducible over rationals

Conjugates of ${\sqrt 5 + \sqrt 6 }$ over $\mathbb{Q}$ and irreducibility of $x^4 -22x^2+1$ (for minimal polynomial)


How to effectively write a paper of N>2 co-authors?

Simplest way to jointly write a manuscript?


How to select specific form element in jQuery?


How does gravity change nearing the core in free fall?

If it was possible to dig a hole that went from one side of the Earth to the other...


Why do universities offer full fund positions to international student?

What are interests of a country to fund international PhD students?


Gambian national traveling to Gambia having four hours transit in morroco Casablanca do I need a transit visa

Do I need a transit visa In Casablanca Airport?


Strange counting problem of variable in bash script


Clean upgrade 16.04 (32 bit) to 64 bit Ubuntu

Is it possible to "upgrade" from a 32bit to a 64bit installation?


Life span of EventListener with async code inside and recursive EventListener creation

Event binding on dynamically created elements?


Determine if $f$ is differentiable at $(0,0)$, given that it is continuous at $(0, 0)$.

A function that is continuous at the origin but not differentiable there


Show that $\mathbb{Z}/n^2\mathbb{Z}$ is not isomorphic to other group

Isomorphism of a product $C_n \times C_m$ of cyclic groups with the cyclic group $C_{mn}$


why grep does not print the entire line?

Output from ls has newlines but displays on a single line. Why?


How do I install Spotify in Ubuntu 16.04

How to get the native version of Spotify running?


How to calculate the number of the array elements in the struct

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


Exceeding the speed of light in view of special theory of relativity

Why can't we surpass the speed of light?


Twitter: Alert me only based on keywords in tweets?

Feed or alert of a specific Twitter keyword from specific Twitter account?


unbiased estimator for bernoulli variance

$X_i$ follows Bernoulli distribution find UMVUE of $\theta(1-\theta)$


Is it possible for moderators to review more than the daily limited count?


Array List vs Linked List : Why is removing the 1st element in a Linked List faster than removing the last element in an Array List?

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


Importance of serialVersionId in Serialization?

What is a serialVersionUID and why should I use it?


Use of 20 Amp Breaker and 12/2 Cable for Circuit Containing 15 Amp Duplex Receptacles

Why is it safe to use 15 A receptacles on a 20 A circuit?


Convert one date format into another in PHP


What is the advantage of measuring an angle in radian(s)?


What questions should I be able to answer when entering USA?


Buffered Reader Not Reading Certain Lines


Throwing null pointer when assigning text in code android?


Why do I see these messages while updating Ubuntu 14.04


python list assigning to multiple variable with or without an multiple operator gets different result?

List of lists changes reflected across sublists unexpectedly


real roots, no complex roots, Does anyone know a material or even proof of

Prove that a polynomial of degree $d$ has at most $d$ roots (without induction)


WD Edition of Acronis True Image makes unbootable drive

I restored onto a new SSD using Acronis True Image Home, but it won't boot; how do I make the system boot from the new SSD?


What is difference between Vector and Linked List?


Developing Xamarin apps for iOS using a VM with OS X installed

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


How to find what programs are reading my file?


C++ / How can someone that asks questions like this have 3500+ reputation?

Please charge rep for questions after threshold


Unable to connect to authserver.mojang.com

Is there a list of error codes for Minecraft?


Find all $f: \mathbb{Q} \rightarrow \mathbb{R}$ such that $f(x+y) = f(x)+f(y)$

Solution(s) to $f(x + y) = f(x) + f(y)$ (and miscellaneous questions...)


In how many ways can $5$ distinct figures be given to $3$ friends so that each friend receives at least one figure?

Ways to put numbered balls in boxes no box being empty


using Map to apply 2 lists to the LCM function - help

Operate on several lists to create one list


Attempt to invoke virtual method 'java.lang.String[] java.lang.String.split(java.lang.String)' on a null object reference

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


Is there a distribution such that a sum of its samples creates the uniform distribution?

Uniform random variable as sum of two random variables


Question involving discriminant of quadratic congruence in elementary number theory.

modulo version of the quadratic formula and Euler's criterion


lenovo g480 blank screen while booting ubuntu

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


What is the difference between "flag" and "close" buttons on questions?

What is the difference of closing for duplicate and flagging for duplicate?


Junit5 test for list of strings wrong answers


Noise reduction in physiological measurements (EEG/ECG)

Noise reduction strategies in electrophysiology


Show that the factor ring $R[x]/(1−ax)$ is a zero ring, that is, $R[x]/(1−ax)=\{(1−ax)\}$

Let $R$ be a commutative ring with 1 then why does $a\in N(R) \Rightarrow 1+a\in U(R)$?


Aligning base line of multi-line inline-blocks

Align multiple images (with captions) to baseline, all different heights


how to decide on how to model something that doesn't satisfy all assumptions of linear regression

In what order should you do linear regression diagnostics?


What is the difference between HDRP materials and normal materials

How can I create a "rain drops on camera lense" effect with the HDRP?


Is it safe to omit braces around the command name being defined with \newcommand or \renewcommand?

Why do people use braces around the control sequence in \newcommand?


Can you compare anonymous functions in javascript?

how do I compare 2 functions in javascript


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


Java - Regex to split input text but keep delimiters

How to split a string, but also keep the delimiters?


Why I am getting this exception when logging in to my own local Minecraft server?

Is there a list of error codes for Minecraft?


Where are Wine files stored in Ubuntu 18.04?


How to select a different Stack Exchange site while flagging a question for migration?


Mysql crashing/restarting, InnoDB: Unable to lock ./ibdata1. Can't kill via 'stop';

Mysql crashed, dumped DB's in recovery mode. What now?


New wifi card is not recognized. Ubuntu 16.04


jQuery change title to h1 title in activepage


Detecting when a "new" item has been deleted

How can I determine if a C++ object has been deallocated?


Passing a value type (int) to async method don't make a copy of the value


SQL Rearange data from multiple cells into one

Can I concatenate multiple MySQL rows into one field?


How can I find download link of linux softwares?

Best way to cache apt downloads on a LAN?


Convergence of the sequence $\sqrt{1+2\sqrt{1}},\sqrt{1+2\sqrt{1+3\sqrt{1}}},\sqrt{1+2\sqrt{1+3\sqrt{1+4\sqrt{1}}}},\cdots$

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


Python debugging: step INTO built-in functions and/or standard library classes

In pdb (python debugger), can I set a breakpoint on a builtin function?


How to write a unit-test / test class for trigger?


Automatically reduce (remove some) nodes to smooth an SVG

How to reduce the number of nodes in a traced map using inkscape?


How to keep the spaces at the end and/or at the beginning of a String?


Will there be translation + rotational motion?

Force acting on a simple rigid body in space


Why does this produce "missing \endcsname" error?

Expandably change letter case and use inside \csname, without a package


How do I save/remember last-used window position and size for applications?


Is there a term for two or more words within a word?

Is there a term for a word inside another word?


How do I change the background color with JavaScript?


What's the difference between multivariate regression and univariate regression?


servlet :The server encountered an internal error that prevented it from fulfilling this request

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


how can i remove all cookies from browser


Let $x$ be a positive real number. Inequality problem with $\pi$ and $x$ terms.


Vertically align multiple lines of text in a div

How can I vertically align elements in a div?


how to access the javascript variable in jsp

How can i access javascript variables in JSP?


Am I experiencing a gimbal lock problem when rotating my cube?


Find three integers $n_1, n_2, n_3$ such that $n_1^3 + n_2^3 + n_3^3 = 42$

Integer solutions to the equation $a^3+b^3+c^3=30$


Get HANDLE to the memory region and what HANDLE actually is


How to solve this equation if $x\in \mathbb{R}$, $x ^3+1 =2\sqrt [ 3 ]{ 2x-1 }$, find $x$

Solving an equation over the reals: $ x^3 + 1 = 2\sqrt[3]{{2x - 1}}$


Check if array exist inside an nested array JavaScript

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


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


Is it possible to detect page modification through userscripts?

Can a website know if I am running a userscript?


22/GB written on disk / day without much activity

Firefox writes megabytes of data per minute to disk, why?


Why is OpenJDK 10 packaged as openjdk-11-*?


Using Wilson's theorem, show that if $p$ is prime of the form $p=4n+1$ and if $y=(\frac {p-1}2)!$, then $y^2\equiv -1\mod p$.

Show for prime numbers of the form $p=4n+1$,  $x=(2n)!$ solves the congruence $x^2\equiv-1 \pmod p$. $p$ is therefore not a gaussian prime.


Installing gcc-7 (and newer packages) in Ubuntu 16.04


Environment var (LD_LIBRARY_PATH) weirdly hidden under bash on Mac

Unable to set DYLD_FALLBACK_LIBRARY_PATH in shell on OSX 10.11.1


inserting Å Ä Ö into mysql database table using php


sync txt file in internal storage with txt file in dropbox dropbox api


What does it mean for two objects to "touch"?


Points and polygon with same coordinate system do not line up in ArcMap 10

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


Disable collision dynamics from a spacific axis?

How to constrain rigid bodies to an axis?


Will my hard drives be harmed if I hold down the power button for 5 seconds?

Can a power failure or forceful shutdown damage hardware?


Entering with one Schengen visa but exiting with another

Do I have to re-enter the Schengen area to activate my second visa when traveling on back-to-back Schengen visas?


Why does a bubble take a spherical shape?


Perl LibXML reading xml file with namespace not reading the file

xpath expression in findnodes() returning empty nodelist


cd in bash script without alias, function, source

In Bash, when to alias, when to script, and when to write a function?


Can $AES_{k1}(m)$ be equal to $AES_{k2}(m)$?

AES-128. Do there exist two different keys for a pair (text, encrypted text)?


XCode 4.4 syntax highlighting and code completion are not working

Xcode code sense color/completion not working


Same citation in multiple paragraphs (undergrad paper)

How do I appropriately use inline citations for multiple quoted paragraphs?


Is there any way I could download a iphone app to my mac book pro?

Is it possible to install an iPhone app in MacBook Pro?


Why are Starfleet vessels not fitted with seatbelts or harnesses of some kind?

Were seat belts used in Star Trek for the first time in Star Trek Beyond?


Is it possible to remove the 'cache' from the request headers with js?

How do we control web page caching, across all browsers?


how to achieve abstract class functionality in ruby

How to implement an abstract class in ruby?


'innerText' works in IE, but not in Firefox


Why can templates only be implemented in the header file?


Why is the implication $P \Rightarrow Q$ false if and only if $P$ is true and $Q$ is false?

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


Processing password protected zip files using Mapreduce

Recommendations on a free library to be used for zipping files


Does CSS formatting of ,  tags have effect on search ranking?

Does text size and placement on page have an effect on SEO


Causes of hexagonal shape of Saturn's jet stream


Got wrong value when char array convert to long double


Alternate colored lines in Google Sheets that respect filter views


How is it possible that pair production results in the decrease in a black holes energy?

Black holes and positive/negative-energy particles


Segmentation Fault when trying to increment letters

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


Blender is rendering an older version my project


Running a method every hour in the background C#


When is `\[` preferred over equation* environment?


Best resources to learn the foundations of math for computer science

Recommended maths book for beginner to study in computer science


How does Principal Coordinate Analysis (PCoA) work, as compared to PCA?

What's the difference between principal component analysis and multidimensional scaling?


How do I make a 1x1x2 piston door that opens when I step on a plate and not the other way around?


Can a probability distribution value exceeding 1 be OK?


phantom does linebreak instead of invisible math mode character

\phantom causes a spacing issue between paragraghs


Table-of-Contents items appearing flush against the edge of the left margin

Correct the zigzag-form align of a TOC (article)?


Solving an equation for all possible integer solutions

Finding the number of solutions to a diophantine equation


Cause behind bending of light in refraction

Why does electromagnetic refraction happen?


Java loop efficiency ("for" vs. "foreach")

Is there a performance difference between a for loop and a for-each loop?


" Warning: mysql_num_rows() expects parameter 1 to be resource, boolean given in D:\wamp\www\svgmember\admin\emp-profile.php on line 27"

ERROR: Warning: mysql_num_rows() expects parameter 1 to be resource, boolean given in C:\xampp\htdocs\...\....php on line 19


Show that $A \setminus ( B \setminus C ) \equiv ( A \setminus B) \cup ( A \cap C )$


Why isn't minimal sigma-algebra simply the set containing all countable unions and complements

Generate the smallest $\sigma$-algebra containing a given family of sets


Prove that $\nabla \times (\nabla \times \vec A) = \nabla(\nabla \cdot \vec A) - \nabla^2\vec A$. For any vector function of $\vec A$.

Showing that $\nabla\times(\nabla\times\vec{A}) = \nabla(\nabla\cdot\vec{A})-\Delta\vec{A}$


Why do some papers have 10-20 co-authors?

What is the point of listing 1000 authors for a single scientific paper?


Why do I keep getting this "undefined reference" error?

Why can templates only be implemented in the header file?


How to prevent JavaScript encoding the query string in a location.replace()?


unplug the laptop battery when the laptop is working

Are notebook batteries generally hot-swappable?


How to split() strings based on a delimiter?

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


Script to convert images in subfolders to individual PDF's


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


Let $\{K_n \}_{n \in \mathbb{N}}$ be a collection of sets, where $K_n = [n, \infty)$. Why is $\bigcap_{n \in \mathbb{N}} K_{n}$ empty?


Creating Pie Chart in Legend with Varying Representations of Percentage using ArcGIS for Desktop?

Creating Pie Chart with radius based on another field?


How do I get my camera to go on in Pokemon go?


CRTP derived() method in multiple level inheritance

Where and why do I have to put the "template" and "typename" keywords?


How to stop setInterval Timer with Jquery


Why is ArcMap displaying jpgs and geoTIFFs differently than the raw file?

Importing World Map image changes color in ArcMap?


java.net.ConnectException: failed to connect to localhost/127.0.0.1 (port 9090): connect failed: ECONNREFUSED (Connection refused)

What can be the reasons of connection refused errors?


What happens to lighting when an object the Light cantrip is cast on is broken or destroyed?


Is there something fundamental that makes integrals nontrivial to solve?

Why is integration so much harder than differentiation?


Use data driven pages to display certain data in each page

Greater Than/Less Data Driven Page Definition Query?


How do subatomic particles have mass, velocity, spin etc if they are waves?

How can a red light photon be different from a blue light photon?


Avoiding If statement to check if object is Null


My Boyfriend and I's favorite song... How would you phrase this?

"My wife and I's seafood collaboration dinner"


Java programing pizza ordering system: variables supposedly not being initialized


How to backup settings and list of installed packages


How to check if a String is numeric in Java


difference between "++value" in this two example

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


Do intensive pronouns ever convey new information?

When is it correct to use "yourself" and "myself" (versus "you" and "me")?


Is Google starting to ignore link directories such as brownbook

Why aren't search engines indexing my content?


Is it possible to find the present index in an enhanced for loop?

Is there a way to access an iteration-counter in Java's for-each loop?


in a principal ideal domain ring let be lcm (a,b) = e , prove that theres a gcd(a,b) that exists in any ring

GCD in a PID persists in extension domains


Finding a primitive root of a prime number


Get text between start pattern and end pattern based on pattern between start and end pattern

sed - Print lines matched by a pattern range if one line matches a condition


Unwanted space when scaling down an iframe

How can I scale the content of an iframe?


Why are my correct passwords taking less time to be checked than my wrong ones?

Why is there a delay when entering a wrong password?


ResourceNotFoundException - Trying to get icons based on String value


Maximum size and bandwidth of SE "voting telegraphy"? Is this a known thing?


Issue in disabling button from another form to another


Setting up Yeoman-- multiple bower_components

How to change bower's default components folder?


Can I skip over releases when upgrading?


What are JSON Files and why are they so useful in python


Is it an open problem about Riemman Hypothesis non-trivial zero?

Rational Roots of Riemann's $\zeta$ Function


Nodejs closures and res object in a callback function


Windows 8 get list of folder names as string?


how to use strip_tags(trim(mysqli_real_escape_string())) in php


Does it matter what order I do the missions in Saint's Row 2?

Is there a specific order to complete Saints Row 2?


"Errors while handling" kernel packages after dist-upgrade


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


Can a Neutral Good cleric cast lawful or chaotic spells?

Can a true neutral character cast spells affected by alignment?


Calculate correlation on categorical data

Correlations with unordered categorical variables


How do I alter the path of an uploaded image/file such that it includes the path of the node I attach it to via an image field?


How to output all properties of a Control


How to see terminal commands generated by GUI actions


Is it correct to say "I kindly request you to..."?


How to determine process which makes DNS Request?

How do I deal with a compromised server?


Why do we age? or Do we have a theory of senescence?


How can I take a picture with my webcam in Windows 7?


Resource commendations for SUSY gauge theory


Where is network adapter state information stored in the registry?

Where is IP Address of my Ethernet settings stored in Registry


How can I interpolate empty values of partially-filled array?


Invalid characters in C preprocessors/macros?

What are the valid characters for macro names?


Backshifting in reported speech - "I wanted to let you know that he HAS/HAD sent you the letter"


How to print colored text to the terminal?


How can I vertically center a "div" element for all browsers using CSS?


What improvements exist between 32-bit and 64-bit Skyrim?

What is the difference between 32 bit and 64 bit launchers of Transistor?


Adjust vertical alignment of checkmark for obtained badges


can't install , remove , purge or anything

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


BibTex reference not showing up correctly

Using a 'corporate author' in the "author" field of a bibliographic entry (spelling out the name in full)


Will Compressing an Entire USB Flash Drive Actually Increase Performance?

How does NTFS compression affect performance?


$f(z)$ entire and $\lim_{|z|\rightarrow \infty} |f(z)|=\infty$ then $f(z)$ is a polynomial, without using the Casorati-Weierstrass theorem

Show that this entire function is polynomial.


Why did Gandalf get Narya, of all the Istari?

How did Gandalf come to possess one of the Elf rings?


Why do we need formal logic proofs when we have truth tables?

Why should we care about syntactic proofs if we can show semantically that statements are true?


Help with difficult telescoping series question: $\frac3{1!+2!+3!}+\frac4{2!+3!+4!}+\ldots+\frac{2012}{2010!+2011!+2012!}$


cannot allocate free space, format extended partition


What hardware does Ubuntu Touch support?


Import XML intermittently doesnt work but sometimes does on Google Sheets (currencies/shares etc)..Image attached

How to know if Google Sheets IMPORTDATA, IMPORTFEED, IMPORTHTML or IMPORTXML functions are able to get data from a resource hosted on a website?


How do I restore the default repositories?


Scatter plot with text labels and colors from table with pgfplots

How to use a string column with pgfplotstable to label datapoints in a pgfplot?


Help managing ubuntu 14.04 partition size


What if the answers of a historical locked question become obsolete?

Can't flag historically locked questions


How to convert a .tif file in which transparency is implicit into tiles with transparency?

How do I convince gdal2tiles to output pngs with transparency?


How to Autowire Bean of generic type  in Spring?


Is there any problem installing ubuntu latest LTS on dell inspiron 15 3567


A question about a proof of Noetherian modules and exact sequences


Include unicode text under square root symbol

What is the "correct" way of embedding text into math mode?


Suggest the best way to take photos of flying birds

How do I get bird-in-flight shots with a bridge camera?


Issue after updating Facebook and Facebook gets update automatically

How to stop the Facebook app from updating itself automatically?


algebrainc proof for $\alpha\beta \leq \frac{\alpha^p}{p} + \frac{\beta^q}{q}$ for conjugate exponents p and q

Purely "algebraic" proof of Young's Inequality


Is there an error in this question on vector addition and subtraction?


Link from a formula to an external website

Can we use HYPERLINK FORMULA field in salesforce 1?


Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException in GUI?

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


Calling member methods before object declaration is finished

Self-references in object literals / initializers


adding a string with spaces as an element to array

How do I test if an item is in a bash array?


Calculating the distance crossed by a ball under changing gravitational acceleration

Integrating radial free fall in Newtonian gravity


What the -f in the "apt-get -f install" command do?


Recent feature changes to Stack Exchange


Clear column on a double column document

How do I force a column-break in a two-column document?


Expected number of dice throws to fill out a table.

Expected time to roll all 1 through 6 on a die


Estimating population standard deviation from subsample means

Estimate the population variance from a set of means


JasperReport: Is it possible to set Initial Zoom in PDF?


Short circuit evaluation should be faster than bitwise evaluation, but it is not. Why?

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


How does this way of accessing character in C-String work?

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


Why are radians more natural than any other angle unit?


Math Olympiad (Number Theory) solution verification

Prove $4p-3$ is a square knowing that $n\mid p-1$ and $p\mid n^3-1$, $p$ prime


Subsurf and mirror modifier creating a split in mesh


Why do my vector graphics look like %$* when printed?

Why do professional print houses use gamut-limiting CMYK?


Position and style of back button in web


How to run command line on startup ubuntu server


Class declaration without private or public at the beginning

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


How does Node.js handle the same code Require'd by separate files?

How to access variables declared in main app.js in separate route files in node.js Express 2.5.5?


Killing all entities except players and armor stands

How do I select all but two types of entities in Minecraft with the type selector?


How to create an image that is just shading and transparency?

Replacing whiteness with transparency in Photoshop


100% of RAM is used when the Task Manager shows a cumulative usage of - what should be - less than 12%

How do I find what's eating up all of my system's memory? (not SuperFetch)


How many possible Enigma machine settings?


Ubuntu GNOME 17.04: wi-fi not working -- mac address keeps changing?


Why does $αA^{−1} + (1 −α)B^{−1}\succeq (αA + (1 − α)B)^{−1}$


Ubuntu 14.04.5/16.04 and newer on AMD graphics


Why object in terminal velocity doesnt stop

How does a small object move with constant velocity when drag force is equal to its weight?


How to add checked-in luggage to an AA flight?

Where can I pay for the Extra Bag on the American Airlines Site?


How to get access for C drive application folder?

Creating a temporary directory in Windows?


GW150914 gravitational wave detection incident analysis

Extracting and displaying data from GW150914 hdf5 files


Convert endnote superscripts to parenthetical numbers

Endnotes do not be superscript and add a space


Procedure or function ' ' expects parameter ' ' which is not supplied

Procedure expects parameter which was not supplied


Trying to run a JFrame with BorderLayout but the program is having a run-time error. java.lang.NullPointerException pops up

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


Method does not exist or incorrect signature: [BusinessHours].diff(Id, Time, Time)

Get hours difference from the Start Monday and End Monday from Business hours


How can I make billiard without using Rigidbody?

How can I determine the direction of the balls after collision in billiards game?


Exercise 4 from Chapter 2 in Real Analysis by Elias M. Stein


How to make GetDate() and this query substract not 3 days but 1 hour only?

GetDate() function and this query are correct?


$\sin(2\pi q)$ is algebraic over $\mathbb{Q}$

Is $\sin(p \pi/q)$ necessarily an algebraic number?


How to create user with sudo privileges from shell script?

How to create a user with root privileges in bash?


hyperoperation sequence with non-integer values of n

Continuum between addition, multiplication and exponentiation?


Allow folding/collapsing of certain segments of posts


Geometric description of composition of two convex polygons?

What is a composition of two binary relations geometrically?


Changing NULL values of raster to 0 in QGIS


Krull dimension of $\mathbb{R}[x_1, \ldots, x_n]/(F)$?

Is $\operatorname{height} \mathfrak{p} + \dim A / \mathfrak{p} = \dim A$ true?


Error made in checking the 'has a UK visa been refused before'

Incorrectly answered 'No' to "Any previous visa refusals..." on a UK Standard Visitor visa application. How can I fix my mistake?


Unhide invisible files from the command line

How to always show "Library" in the Finder its "Go"-Menu without holding a modifier key?


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


Prove that an infinite chain of proper containments of compact sets is non empty

Let $\{K_i\}_{i=1}^{\infty}$ a decreasing sequence of compact and non-empty sets on $\mathbb{R}^n.$ Then $\cap_{i = 1}^{\infty} K_i \neq \emptyset.$


How can I get just one Parameters from different script

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


disable driver signature check while installing windows 7

Unsigned 64-bit RAID drivers during Windows 7 setup?


why Booleans slow my computer more than expected


Sound doesn't work properly in root but does in normal user


How to ignore an output of a multi-output function in Python?


Filtering Lookup Column By Expiration Date


How can I send radio button value in PHP using javascript?

How can I know which radio button is selected via jQuery?


Can a rogue use the Steady Aim optional class feature with attack spells?


From $n=2$ to $n$-ary Euclid lemma $\ p\mid a_1\cdots a_n\Rightarrow\ p\mid a_1\,$ or $\,\cdots\, p\mid a_n$


How do I /give myself a named pickaxe with unbreakable in Minecraft Bedrock Edition?

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


Ubuntu 16.04 in virtual box stuck in login loop


Spinner Selected Item getting NullpointerExceptionError

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


How To Change Seek bar Color in Android?

Seek bar, change path color from yellow to white


How to build and install a cloned GitHub library?


Child document embedding in lyx creates a redundant blank in the end

How can I '\input' a file without getting the implicit newline?


Casting instants between first strike/normal strike combat phases

Do things on the stack or state-based effects resolve between first strike and normal combat damage?


What is the origin of the trope of a school for magic/wizards/witches?

What was the first school of magic mentioned in modern Fantasy literature?


Trying to get a spotlight to project an image in Blender 2.80

Correct vector input to map texture light in Cycles


Change the color of Lightning-Output-Field


Virus Infection; Now I'm trying to delete folders from Program Files

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


Did Voldemort seal his fate by protecting Harry?

Why Was It 'Essential' That Voldemort Kill Harry Potter?


linux-modules-4.15.0-126-generic but it is not installable

"debconf: DbDriver "config": config.dat is locked by another process: Resource temporarily unavailable" while installing packages


\printbibliography results in error: ! Argument of \UTFviii@three@octets has an extra }


Set an object property by using its value

Add a property to a JavaScript object using a variable as the name?


Using Wikipedia definitions in research paper

Are there instances where citing Wikipedia is allowed?


Link pdf/jpeg to locations in QGIS all coming from a standard folder

Show images related to features in QGIS?


replace deprecated sizeWithFont with sizeWithAttributes

iOS 7 sizeWithAttributes: replacement for sizeWithFont:constrainedToSize


itextsharp : Index was outside the bounds of the array when inserting binary image to PDF

Passing base64 string using c# string variable. Error: Index was outside the bounds of the array


struts multi-dimensional map-backed action form

Combining Mapped properties with Indexed properties in Struts


Difference between Administrator and WSS_Admin_WPG

What are the relationship between administrators groups of domain, dev computer and of Sharepoint services?


Homeomorphisms between infinite dimensional planes and spheres

Homeomorphisms between infinite-dimensional Banach spaces and their spheres


Has Stack Exchange made anything approaching a clear or detailed statement on the current crisis?

Firing mods and forced relicensing: is Stack Exchange still interested in cooperating with the community?


difference between printf and println in java?

Is there a good reason to use "printf" instead of "print" in java?


Creating dynamically named variables from user input

How can you dynamically create variables via a while loop?


Does downing a character at the start of its turn require an immediate Death Saving Throw?

When does the Death Saving Throw happen with respect to sources of automatic ongoing damage?


Storing git results in a variable results in weird behaviour

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


Creating multiple arraylist objects in for loop and add it to TreeMap

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


How do you convert a byte array to a hexadecimal string, and vice versa?


Wiring 2 ac to DC power adapters together

How can I connect two different DC power sources together?


How do I download and not pay another 16 bucks?


how do you create a script for a public ip address?


If quantum entanglement is not an active link between particles, then how did China transmit data via Earth-to-space quantum entanglement?

Can someone explain in a simple manner that How can we use Quantum entanglement to transfer data instantly when we seperate photons?


/usr/bin/host being used in HTTP DDoS on Debian?

How do I deal with a compromised server?


What's the equivalent function for mLogit() if random effects are involved?

When and why do I have to use "trait" for multinomial multilevel models with MCMCglmm in R?


Bold not showing in the screenfonts in LyX!

LyX doesn't show boldface letters in MacOS Mojave


My computer that is plugged into an UPS reboots when the power goes down

Why PC reboots when there’s a power failure even with UPS?


Can I enter a country using just my seaman's book?

What is a Seaman's book, and can it really replace a passport?


Please explain the differences between this "Immediately-Invoked Function Expression" and "Self Invoked Anonymous Function"

(...()) vs. (...)() in javascript closures


jQuery .on function for future elements, as .live is deprecated


JAVA Bad variable reference? Receiving strange output - possibly memory address?

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


How to tell if an object has the default value for its type?

Programmatic equivalent of default(Type)


Writing test code for batch operations where the CreatedDate must be in the past

Unit testing code which has logic around the CreatedDate


Dealing with answers that have Root[ ...] when finding an Eigensystem

Mathematica won't give eigenvectors but Wolfram Alpha will? What am I doing wrong?


What is a good technique to get as far as possible with the Plane?


iMessage shows error message: "Not Delivered"

iMessage stopped working.. Contacts are shown as red now


How is being able to break into any Linux machine through grub2 secure?

How can I prevent someone from resetting my password with a Live CD?


Object pink in render (no textures are in use)

Why are all the textures in my file pink?


How do I install Ubuntu through virtual box?


how to add a .net framework 4 prerequisite in installshield project file

how add .net framework 4 in installshield 2010


How to boot to windows 10 after installing ubuntu


Can older wallpapers be used in newer releases?

How do I install wallpapers from older releases?


What kind of power supply do you run through a metal detector coil?


Big O of recursive function that counts the elements in a nested list

Big O, how do you calculate/approximate it?


proof $ \lvert\int_a^bf(t)dt\rvert\le\frac{(b-a)^2M}{4} $


Why is string.IsNullOrEmpty faster than comparison?

Why is String.IsNullOrEmpty faster than String.Length?


What's the policy on crossposting unnoticed posts from beta communities?

Is cross-posting a question on multiple Stack Exchange sites permitted if the question is on-topic for each site?


Module mbstring ini file doesn't exist ,mbstring is missing, ubuntu 16.04

mbstring is missing for phpmyadmin in ubuntu 16.04


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


Scanner issue when using nextLine after nextXXX


What does it mean to "take without giving back", when a user is banned?

What is the criteria for "The user never gives anything back to the community"


Inequality $\sum\limits_{1\le k\le n}\frac{\sin kx}{k}\ge 0$ (Fejer-Jackson)


Won't render animation after having already rendered a version

Blender is rendering an older version my project


Do Kryptonians get powers from > 6000k suns?

What happens if Superman is near a white dwarf star?


Book - ice world, ppl skate around, 'cutters', boy with black hair and red

Great Theorem - Help name the Sci-fi book read long ago


iPad Mini With Retina - iOS7 BarCode Scanning using Front Camera


How to recover data from a damaged external drive?

How can I recover data from a 2TB hard drive?


What is the probability that I will get the same permutation when shuffling a deck of 52 cards?

When you randomly shuffle a deck of cards, what is the probability that it is a unique permutation never before configured?


$G$ a finite $p-$group, $H < G$ (i.e, $H$ a subgroup of $G$, but $H \neq G$), prove that $H \neq N_G(H)$


What exactly is the start bit error in UART?


Same script opened in three different ways produces three different results. Why?

Why do I get different outputs in case of sh and bash?


What are the most commonly used and basic Apache htaccess redirects?


Purpose of '*' in front of Python3 function

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


Unable to log in with your OpenID provider: Message signature was incorrect on Area51 only


Windows 8.1 Pro Input Language settings corrupted?

Change Windows 7/8/10 system language - welcome screen, login, etc


How can I achieve IF ELSE under clause of WHERE?


How could i use an iMac as secondary monitor for a Windows 7 laptop


Endomorphism ring of a Noetherian module

When is $\operatorname{Hom}_A(M,N)$ finitely generated?


Smooth shading interpolation problem when creating new mesh

normals changed after separating object in 2 pieces


How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators differ?


How can I detect when an HTML element’s class changes?


If $f(x_1)=f(x_2)=y$, then prove that $f$ can not be continuous everywhere

Can a continuous function from the reals to the reals assume each value an even number of times?


How to resize tikzcd figure to fit in beamer frame?


How to test if a fragment view is visible to the user?


how to show alert after calling the webservice

how to show alert inside an activity group?


An Ubuntu/Linux alternative of Bulk Rename Utility for Windows?


Teaching Google to Show a Menu for an Angular App?

What are the most important things I need to do to encourage Google Sitelinks?


Is there a way to choose a villager's profession after spawning it?

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


There should be system to send users gifts like free stickers

May we have some more SO stickers, please?


Can't edit questions on meta posts; unable to gain reputation on them

Why can't I suggest edits on SE meta sites?


Should I capitalize the word "on" in this title?

Which words in a title should be capitalized?


How do I search the question text of my questions?


Which story has the key phrase "Gladly the cross I'd bear?"

'Hellburner'--looking for a sci-fi story that contained that term


Review privilege description error in help center

MSO Review Queue Privileges are Misleading


Finding a suitable distribution for data in R?


overfull \hbox ..with figures (like to do If scale>width, use max width)


How can I install a Canon printer or scanner driver?


Prove that $(A\cap B)\cup(B\cap C)\cup(C\cap A)=(A\cup B)\cap(B\cup C)\cap(C\cup A)$

Proving $(A\cup B)\cap(B\cup C)\cap(C\cup A)=(A\cap B)\cup (A\cap C)\cup (B\cap C)$?


How to identify moderators in Data SE queries?

Please provide a Moderators table in the Data Explorer


Why do function pointers all have the same value?


Installing from bios with no current os, help


How can I send images to x264 one by one?

How does one encode a series of images into H264 using the x264 C API?


Contents in pdf reader use a "greeklish" display when writing greek


Proof that an injection between sets in one direction implies existence of a surjection in the opposite direction - cardinality

There exists an injection from $X$ to $Y$ if and only if there exists a surjection from $Y$ to $X$.


Will painless upgrading from Drupal 8 alpha 3.x to beta be possible?


PDO - Fatal error: Call to a member function fetch() on a non-object

PDO: Call to a member function fetch() on a non-object?


Find the lowest value within a custom range in an array


Consistent Plot Styles across multiple MMA files and data sets


How do those event registrations differ?

Difference between wiring events with and without "new"


Is it bad for SEO to have a URL with nothing on it?

Do empty pages or pages with no content affect SEO?


dpkg error processing packages with all apt-get commands "Resource temporarily unavailable"

"debconf: DbDriver "config": config.dat is locked by another process: Resource temporarily unavailable" while installing packages


Reputation is not updated when merging chat accounts


Let me see my own deleted comments and be able to undelete them


Let $p:X \rightarrow Y$ be a perfect map. Show that if $X$ is locally compact then so is $Y$.


how to add more elements on button click


jQuery: fire click event on dynamically added HTML

Event binding on dynamically created elements?


What is the difference between ++i and i++?


How to programmatically send a HTTP request with parameters?

How to use java.net.URLConnection to fire and handle HTTP requests?


An attempt was made to access an exiting process


If the characters avoid the encounter through diplomacy, are they awarded the XP for the monsters?

How much XP should you award if the encounter was not solved via battle?


Adjust server configuration [PHP, Laravel, mysql, nginx] for serve great number of user

How do you do load testing and capacity planning for databases?


It's possible to run Ubuntu straight from a USB stick and use the same stick as HDD?

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


how can I increase my swap space in this sitution?


Octave command window showing unreadable text

Octave display error, Really small fonts


Is "two-thirds" or "two thirds" correct?

Fractions as phrasal (compound) adjectives


Is it a good idea to use a linear model (like logistic regression) to generate new features for a non linear model (like random forest)?

Non-perpendicular hyperplane decision trees


“I like to do (be) something” vs “I like doing (being) something”


Use of ":" symbol to define a constructor in C++

What is this weird colon-member (" : ") syntax in the constructor?


What is the difference between a field and a column?

Column vs Field: have I been using these terms incorrectly?


how can I write the new value in shared preference

How to use SharedPreferences in Android to store, fetch and edit values


Why do things move from Higher potential level to lower potential

Why does Flow always occur from Higher Potential to Lower Potential?


Is it possible to upgrade the graphics card of a laptop?

Is it possible to upgrade the graphics card in modern laptops?


Equivalent Definitions of the Operator Norm


What does "var FOO = FOO || {}" (assign a variable or an empty object to that variable) mean in Javascript?


Ubuntu 16.04 dualboot with Windows 10 won´t start up

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


Which is correct: "This is her" or "This is she"?


What is special about the numbers 9801, 998001, 99980001 ..?


Can I use an RNE to travel to Brazil, or do I need a visa?

Is a Brazilian RNE accepted by airlines or is a visa required?


null pointer exception java accessing nested json object using maven group org.json

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


Does lightning beta tags pass security review?


How can Moody see through the Invisibility Cloak?

Why could Mad-Eye Moody see through the Invisibility Cloak using his Magical Eye?


How do you type backticks in stackexchange code block?

How can the backtick character ` be included in code?


Best Way to Vertically Center a Horizontally Centered Row of Divs


Regarding arranging or sorting a dictionary in ascending order using python


How to write notation of "set of real numbers" in LaTex?

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


How to round a number to n decimal places in Java


Apache could not reliably determine server

Apache error "Could not reliably determine the server's fully qualified domain name"


How can arrange my table of abbreviation from A to Z?


junit & java : testing non-public methods

How do I test a private function or a class that has private methods, fields or inner classes?


Why can't I create a new method in an anonymous inner class?


How can I setup servers with no HDD to boot Windows Server via network?

Booting off windows image through network


Best way to find duplicates from two List


Why do File Explorer and Disk Management show different amounts of free space, and how to resolve the discrepancy?

How can I visualize the file system usage on Windows?


Why is for (int i = 0; i + 9 < s.length(); i++) much faster than for (int i = 0; i < s.length()-9; i++) {

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


Is there a constraint that restricts my generic method to numeric types?


iOS 9 Removing Camera Access From Lock Screen

Removing camera button on iPhone lock screen


Operation overloading for namespaced classes

Namespaces and Operator Overloading in C++


How to recover from terminal custom setup

How to reset the terminal properties and preferences?


Light-weight system monitor tool/app for OSX, Conky alternatives

macOS cpu/mem monitor in system tray (menu bar)


TiledMap Properties Not Working In If Statement


Is there a way from within windows to identify which BIOS is in the machine?


Formula for the number of partitions of 2N elements

Double Factorial: Number of possibilities to partition a set of $2n$ items into $n$ pairs


How do I get the current date and time in the local timezone?

.NET DateTime.Now returns incorrect time when time zone is changed


NullPointerException when setting onClickListener in a Fragment

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


Selectively disabling UAC for specific programs on Windows 7


How to install Ubuntu on a laptop that has fedora

Dual boot with Ubuntu 11.04, OpenSUSE 11.4 and/or Fedora 15 beta. Does the order matters?


Ubuntu 14.04 LTS live USB boot error (gfxboot.c32:not a valid COM32R image)


How can I find repeated letters with a Perl regex?


Aside from CO2 and N2, are any other gases used to "carbonate" beer?


Why does delete work but not arrow keys in terminal?

Is there any reason why I get ^[[A when I press up arrow at the console login screen?


I'm having a problem with the visiblility of an object just in cycles

Why is part of my model not being rendered?


how to replace class HTML name with javascript

How can I change an element's class with JavaScript?


Let $A$ be a local ring, $M$ and $N$ finitely generated $A$-modules. Show that if $M \otimes N = 0$ then $M=0$ or $N=0$

Tensor product of two finitely-generated modules over a local ring is zero


Animated children's series where the 'baddies' were short and had Darth Vader-like helmets

Identify an animated childrens TV show from the 1980s about a girl sent to another planet


Why does Obi-Wan-Kenobi touch Luke Skywalker's head at the rock canyon in Tatooine?

What was Obi-wan doing/checking when he puts his hand over Luke's face?


What is the equivalent of cin.ignore() in Java?


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


How can this sentence be translated into a logical expression?

How can this English sentence be translated into a logical expression? ( Translating " unless")


Excel cell from which a Function is called

How to get address of cell which calls a VBA Functions in a Excel sheet


How to prove the anti-derivative of a periodic function?


How to get gvedit (GVEdit Graph File Editor) for Ubuntu?


Extending my root partition on windows/ubuntu dual boot


Evaluate $\int_{-\infty}^{\infty}\frac{\sin x}{x}\mathop{}\! \mathrm dx$


what is the difference between a = x and a=x[:] in python

What is the difference between list and list[:] in python?


Ubuntu and Xorg - How to run .sh file when I log in to the system?


I need to know which is this font (latex)

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


Is whether an operation associative obvious by just looking at the operation table?

Is there an easy way to see associativity or non-associativity from an operation's table?


Assasination Missions. How to invest money and make more money?

Are stock market events in GTAV scripted?


id() function giving different results in python

"is" operator behaves unexpectedly with integers


How to define Map contents on initialisation?


Let $H$ be hilbert and $T$ a BLO, such that $T:H\rightarrow H$. Prove that $\langle T(x),x \rangle = 0$ implies $T = 0$.

Prove that if $\langle Tx,x\rangle =0$ for all $x \in X$, then $T = 0$


How to illuminate the darkness inside glass objects in Cycles?


If $A$ is a semilocal ring and $f : A \twoheadrightarrow B$, then $f(\text{rad}(A)) = \text{rad}(B)$?

If $A$ is a semilocal ring and $f:A\rightarrow B$ is a surjective homomorphism, then $f(\operatorname{rad}A)=\operatorname{rad}B$


Angular 8 : Merging two objects in an array

How can I merge properties of two JavaScript objects dynamically?


php redirect not working - I am using header()

How to fix "Headers already sent" error in PHP


If the Big Bang started in a state of low entropy then shouldn't the Big Crunch be in a state of low entropy also?


Find the thousandth digit after the decimal point of $\sqrt N$ if N-

Find the $1000$th digit after the decimal point of $\sqrt{n},$ where $n=\underbrace{11\dots1}_{1998 \text{ 1's}}$


How to validate an email address using a regular expression?


SSE instruction set not enabled in eclipse under Win7


Show that $\int _0^x\left[\int _0^tf\left(u\right)du\:\right]dt\:=\:\int _0^x\:\:f\left(u\right)\left(x-u\right)du$ Notation confusion

Let $f$ be continuous. Then $\int_{0}^{x}\left[\int_{0}^{t}f\left(u\right)du\right]dt=\int_{0}^{x}f\left(u\right)\left(x-u\right)du$


Computer won't boot, possible causes? Motherboard or CPU

Any way to tell apart a CPU defect from a mainboard defect?


How do you run Ubuntu Server with a GUI?


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


NullPointerException when adding ArrayList rectangles to a Pane

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


Show that $3p^2=q^2$ implies $3|p$ and $3|q$


What is the difference between AOSP and CM/AOKP?

What is the difference between AOSP and AOKP?


Does invariant mass depends of temperature?

Does decrease in temperature affect mass $E=mc^2$?


Suppose that gcd($a,p$) = gcd($b,p$) = 1, and neither of the congruences $x^2 ...

$x^2 \equiv a \mod p$, $\ x^2 \equiv b \mod p$, and $x^2 \equiv ab \mod p$, prove either all three are solvable or exactly one


Fundamental difference between microcontroller and PLC


Jacobson radical of an Artinian ring is nilpotent.


"There is no set containing everything"?

Why is "the set of all sets" a paradox, in Layman's terms?


Saving progress while Cycles is rendering

How can I pause a render in progress and then resume it at a later time?


How to color one table cell with multiple background colors?


How do i verify that $272727...2727$ ($100$ digits) can or cannot be written as a perfect square??


Center Containter vertically in JSX react-bootstrap format

How can I vertically center a "div" element for all browsers using CSS?


Is there away to include javascript color code inside a LaTeX document?


How do I enable or disable the global application menu?


Is it really clear what happened to Two-Face?

Does Two-Face die at the end of The Dark Knight?


Weird $3^n$ in an identity to be combinatorially proved


SQL - Column per week (X weeks from declared start date)

SQL Server: Dynamic pivot with headers to include column name and date


Arabic encoding issue Ø§Ù„Ù…Ù… php mysqli


Is red-shift a violation of the conservation of energy?

Redshifting of Light and the expansion of the universe


PPA too slow, how to mirror? [Cache repository subset]

How to create a local repository using apt-mirror and mirrorkit?


Problems with central limit theorem and bigger SE with bigger samples


NullPointerException in `BluetoothAdapter` when startService() is invoked

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


Rendered and Material Preview shows flat dark texture but Solid does

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


How to validate an XML file using Java with an XSD having an include?


Kingoffice availability for ubuntu 12.04

how to install Kingsoft Office in Ubuntu 12.04


When did "species" become the word for both the singular and plural?

How can I distinguish between the singular and plural of "species"?


How to draw lines connecting nearby points


Index of the subgroup $\operatorname{Im}(f)$

Index of a sublattice in a lattice and a homomorphism between them


Check for file on a remote server in Classic ASP

Access network share from within VBScript eg FileSystemObject


Does DNA match of 1,781 cM suggest half siblings?

Determining likely relationship based upon autosomal DNA shared cM


What is the single best feat to raise my druid's CMD, other than Defensive Combat?

How can I improve my Druid build's inherent CMB, mostly for use during Wild Shaping?


What are the depictions of the Elfen Lied opening?

About the artworks used in the Elfen Lied opening scenes (contains nudity)


I lost my house in minecraft. How can I find it?


Why $\frac{1}{2\pi}\int_{-\pi}^{\pi}f(t)g(nt)\ dt$ goes to $\hat{f}(0)\hat{g}(0)$ as $n \to \infty$


Set windows scheduler to schedule open a website, webpage or the bookmark


Possible to connect 3 external monitors to Macbook Pro 15" (2017) via the USB-C ports?

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


How do physicists justify using $c^2$ in equations?


Fix the footer to bottom but not following the mouse to scroll

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


Why are Windows editors prefixing text files with three bytes?

What are the differences between Linux and Windows .txt files (Unicode encoding)


Manually create POST request in Javascript

Sending multipart/formdata with jQuery.ajax


Keys are not repeating with Yosemite after 10.10.2

keyboard no longer repeats keys when held down


How do I insert a Select Max from another table

Insert into ... values ( SELECT ... FROM ... )


How do I upgrade to a newer version of Ubuntu?


The quotient of an ideal generated by idempotents of a prime ideal does not contain any idempotents

If $J$ is the ideal generated by all idempotents in a prime ideal, then $R/J$ has only trivial idempotents


Is there a way to split strings with String.split() and include the delimiters?

How to split a string, but also keep the delimiters?


Send Emai to the user based on some condition


Is an external light meter necessary for photographers?

Why use a dedicated light meter instead of the one built into the camera?


Why is there an answer in the SO database that has tag data attached?

The mystery of the tagged answer - and more


How do I find the Mammoth Tusk Powder for the "Repairing the Phial" quest?


I am having Xolo Play smartphone. I want to support it Gujarati Font. How can I do that?

How can I install custom fonts on Android?


A counter-example for continues functions on Metric spaces

Functions which are Continuous, but not Bicontinuous


Would commanding a Ranger's companion pony to dash be an action?

What is the cost of Dash, Disengage, and Dodge for a mounted Ranger's Companion?


Proving that GCD of $3$ numbers is same as the GCD of GCD of $2$ numbers and the third.

$\gcd(a,b,c)=\gcd(\gcd(a,b),c)\,$ [GCD Associative Law]


How can I stop the whole state of Texas from calling my number?

Can I block entire area codes from my iPhone?


Prediction interval for log transformed variable in Stata

Back transforming regression results when modeling log(y)


Ubuntu Bash on Windows - Accessing Windows drive

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


Why is the size of an empty class not zero in C++?

C++: What is the size of an object of an empty class?


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


How do I refresh the review queue to clear non-existent reviews?

Notification for reviews shows way too many


What is the square root of the NOT gate?

Square root of Pauli operators: is there a common convention to define them uniquely?


System.TypeLoadException - Method get_*** in type *** from assembly *** does not have an implementation when it does?

TypeLoadException says 'no implementation', but it is implemented


Why can't Naruto transform into the Nine Tails?

Why is naruto's Jinchuriki transformation so different?


Adding static IPs on a p1p1 interface in ubuntu 14.04


How to blur a texture node in cycles material?


GetLastWriteTime returning 12/31/1600 7:00:00 PM


How do I restore the default repositories?


Feature Selection for Regression Models in R

Feature Selection Packages in R, which do both regression and classification


How do I update if exists, insert if not (AKA "upsert" or "merge") in MySQL?


Start a task an hour after Windows started

How do you delay the launch of an application in Windows 7 at startup?


What could be taking up 100GB+ storage in Other or how to find what is?

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


Do English alphabet come under latin characters?

Is the "Roman alphabet" what we use for English?


Creating generic two-dimensional array using Class object


Check if important Windows Update is available

How to check if windows has automatic updates waiting from the command line?


2011 iMac 27": cannot upgrade to latest OSX after replaced failing drive with blank new HDD. Nasty loop

Can Recovery Mode install OS X onto a blank SSD?


How to prove $|e^{i\theta} - 1| \leq |\theta|$?


What uses are there for "placement new"?


Generating functions and integer partitioning

Partitions of $n$ into distinct odd and even parts proof


When is "'s" needed after a possessive "of"?


How does the in operator in python behave when the list it is traversing changes


How to read object type hosted by bindingSource

How to read BindType prop from BindingSource?


mce_external_languages: how does it really work?

How to provide translations for a WordPress TinyMCE plugin?


How do we know the Earth orbits around the Sun and not the other way around?

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


Splitting an equation into multiple lines

How can I split an equation over two (or more) lines


Proper installation method for play on linux


Render Shadeless Image as Background with Cycles in Blender 2.9

Where Is Shadeless Material Option For Blender 2.8?


Windows 10 Administrator account has been disabled. Please see your system administrator

What can I do if I forgot my Windows password?


Show that the number 9 divides the number $ m$ if and only if the sum of the digits of the number $ m $ is divisible by 9.

Prove "casting out nines" of an integer is equivalent to that integer modulo 9


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


How to cut a mesh by specifying the angle

Is there any way to get a specific angle using the knife tool?


id as a name of property in NSManagedObject-subclass

What is your alternative name for ID variable in Objective-C?


How to enable fast user switching when Login Options are disabled?


Prove this function cannot be continuous

For each $y \in \mathbb{R}$ either no $x$ with $f(x) = y$ or two such values of $x$. Show that $f$ is discontinuous.


how to delete $rootScope variable in angularjs?


Multiplicative Euclidean Function for an Euclidean Domain


how to make others use my .py files to test it?

Create a directly-executable cross-platform GUI app using Python


Changing ubuntu to windows without deleting ubuntu first

How to remove Ubuntu and put Windows back on?


Why does the zoom sometimes stop at a point?


Can't "a couple" mean three or four but only two?


Irreducibility of $x^{p(p-1)}+x^{p(p-2)}+\cdots+x^p+1$ over $\mathbb Q$

The minimal polynomial of a primitive $p^{m}$-th root of unity over $\mathbb{Q}_p$


How to convert ANSI text to Unicode correctly without installing language pack?

How do I convert from a possibly Windows 1252 'ANSI' encoded uploaded file to UTF8 in .NET?


Is it ethical for an instructor to use their own textbook in an undergraduate course?

Is it ethical to profit by having my students buy my textbook?


Can $\frac{a}{b+c}+\frac{b}{a+c}+\frac{c}{a+b}=4$ have positive integer solutions.

Find all positive integral soludions of $\frac{a}{b+c} + \frac{b}{a+c} + \frac{c}{a+b} = 4$


I want to install both windows 7 and ubuntu 15.10 on my acer gateway ne-572 notebook. How can i do that?


Using vectors as inputs to matlabFunctions

How to use a vector argument for a function generated by matlabFunction


What is the difference between a normal $.post() passing strings and one passing a file?


C# could not load file or assembly...system cannot find file specified

Could not load file or assembly or one of its dependencies


Removing WD40 from disk brakes - possible?

how to remove oil from mtb disk brake at home


undefined reference to a generic object in c++

Why can templates only be implemented in the header file?


Points on a scheme with given norm (or finding the maximal ideals of $\mathbb F_p[T_1, \dots, T_n]$)

Residue fields of schemes of finite type (over $\mathbb{Z}$)


How to find maximum likelihood estimation of parameter $\theta$ from sample $X_{1},...,X_{n}$?

Finding the maximum likelihood estimator


What's an easy way to create a floating amortization loan?

Overpaying on mortgage - How is term reduction calculated?


difference between instance vs object during class instantiation in python

What is the difference between old style and new style classes in Python?


$1+a$ and $1-a$ in a ring are invertible if $a$ is nilpotent


Is it OK to use two consecutive 'that' in a sentence?

How do you handle "that that"? The double "that" problem


How to delete all files in a directory except some?


Which spell slots can wizards pick from if they have more spells that can be prepared than they have slots?

How does wizard & cleric spell preparation and casting work?


How to design for a very complex table on mobile?

Design patterns or strategies for complex or large table data in Mobile phones


How much damage would I be incurring if I turn down an informal postdoc offer?

Decline fellowship offer after writing proposal together


How to avoid returning a Null if there is no "else" condition in an If construct


Can a high entropy (heat death) dynamical system spontaneously arrive at a state of low entropy given enough time?

Is heat death reversible by thermal or quantum fluctuations given an infinite time?


Object too big to see? Can you change the limitations?

Where can the viewport clipping parameters be changed?


How to chian two External Monitors with Macbook Air 2017 13"

Early 2015 MacBook Air and two external monitors: how to do it and maximum resolution?


Sort -u without sorting but with better uniqueness?

How to get only the unique results without having to sort data?


Why are my Elytra Wings are not activating?


Playing skyrim cannot join Dark brothethood

Can I join the Dark Brotherhood if I've killed Grelod the Kind prematurely?


May I Carry a Power Bank from Vancouver CA to Frankfurt DE?

Can I carry spare Lithium-Ion batteries with me on Lufthansa?


Prove that the series $\sum \frac{a_n}{r_n}$ diverges.

If $\sum a_n$ converges and $b_n=\sum\limits_{k=n}^{\infty}a_k $, prove that $\sum \frac{a_n}{b_n}$ diverges


How to correctly fix a "dirty" NTFS partition without using chkdsk


Conditions for changing the order of summation in $ \sum_{i=1}^\infty \sum_{j=1}^\infty a_{ij}$

Does $\sum_{m=1}^{\infty}\sum_{n=1}^{\infty}a_{mn}^3=\sum_{n=1}^{\infty}\sum_{m=1}^{\infty}a_{mn}^3$ occur here?


When I'm trying to add a observation using RBind getting "character string is not in a standard unambiguous format"?


Why the rationals do not form a countable intersection of open sets?

How would one go about proving that the rationals are not the countable intersection of open sets?


symbolic link size error in tzdata-java (((answered)))

How do I resolve unmet dependencies after adding a PPA?


Lock/Unlock icons, should the icon refer to the current state or the action?

Should a toggle button show its current state or the state to which it will change?


Figure references with the word Figure and not just a number

Automatically inserting "Section", "Subsection", etc


Slow wifi in ubuntu 14.04 with realtek wifi adapter

Edimax EW-7811Un wifi adapter not working on Ubuntu 14.04 LTS


How can I resize my Filesystem Root partition?


Easiest way to determine the index of a child element relative to its parent?

Getting the ID of the element that fired an event


How to get the directory of a sourced script in RedHat 6 with bash

determining path to sourced shell script


Velocity of photon when changing direction

Does light accelerate or slow down during reflection?


Menu select item stuck on screen after context or command menu has closed


Producing a matrix not similar to its transpose

Matrix is conjugate to its own transpose


Windows 8.1 VPN connection to customer's network blocks access to local domain's shares, SQL Server

Why does connecting to my work VPN cause my internet to not work?


Let $A,B,C,D,E$ be five points marked in clockwise direction on the unit crcle in the plane wth centre at origin.


How are parameters evaluated for a Plot in Manipulate


Can I use a 12v 1 amp notebook charger on a 12v 0.15amps fan?

Laptop power supplies, does current matter?


How to get source code from given URL in correct character encoding in java?


I am currently running 12.04, my system has just shown me that I can upgrade to 12.10, I am aware that there is a version 13. Should I upgrade?

What's the difference between a Long Term Support Release and a Normal Release?


Merge two commits into one and push to remote repo

Combine the first two commits of a Git repository?


Backing beans (@ManagedBean) or CDI Beans (@Named)?


Proving this non-empty set and binary operation is a group

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


How do I format a number in python with k for thousand etc for arbitrary preffix symbols?

formatting long numbers as strings in python


What choices of $a$ and $b$ of the affine cipher lead to proper encryption functions

Affine cipher : Why it is required to have GCD(a, m) equals to 1


How many chances do you get to become a Vampire Lord


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


Griffiths's take on degenerate perturbation theory

Why are the zeroth order terms in degenerate perturbation theory the eigenstates of the perturbing Hamiltonian?


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


how to change to check box on a TreeView control to "Indetermined" state?

Can TreeView nodes have intermediate checked states?


How do I reset a lost administrative password?


Positive integers $n$ that cannot be written as a sum of $r$ consecutive positive integers, with $r > 1$, are of the form n = $2^l$ for some $l ≥ 0$.

Which positive integers can NOT be written as a sum of consecutive positive integers


Torgaurd will not start with Crontab at reboot


Create a query step by step, should I use IEnumerable or IQueryable?

What is the difference between IQueryable and IEnumerable?


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


How to prove that if G has no odd cycles then the chromatic number of G is 2

Proof a graph is bipartite if and only if it contains no odd cycles


Download file by passing URL using java code

How to download and save a file from Internet using Java?


IndentationError: unindent does not match any outer indentation level


Covert Double to Integer to String & Output in TxtField - CodeNameOne

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


How do you get a div to the bottom of a header?

How to align content of a div to the bottom


Why do electrons occupy the space around nuclei, and not collide with them?


Why isn't my Minecraft LAN server working?


How do I prove that the isometries to the unit sphere are the restriction to S^2(1) of the orthogonal lineal applications of R^3?

Isometries of the sphere $\mathbb{S}^{n}$


locate command doesn't locate files in /media folder

updatedb & locate command problem - Files from external hard drive are no longer indexed after rebooting


Query sharepoint list data in sql server

How to query Sharepoint 2010 lists with sql?


In python how to check inequality to "float("inf")"?

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


Exception in thread "main" java.lang.StackOverflowError for Processing with Netbeans


Accepted answers don't float "on top" when self-answered?


Sum of squares of residuals instead of sum of residuals

Why squared residuals instead of absolute residuals in OLS estimation?


Merged characters hand to the arm and got a weird choppy result


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


How to set the 1st paragraph indentation...and space

No indent in the first paragraph in a section?


Applying casts to the results of integer and floating point division: what's going on here?


Centering Two Matrices and Putting Them Side By Side

How to have matrices side by side in latex?


Status of my revised manuscript: editor decision changed to under review

What does the typical workflow of a journal look like?


Is it better practice to put a negative button on the left and positive button on the right?


Proper way to request to separate a 50 dollar banknote


How to Align bottom footer element after my text ends

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


Why should we wipe disks multiple times?

How many passes do you need to wipe/shred your files to make them not undeletable?


Long Neck. Grab Head and whole neck follow. How?

How to rig a cartoon-style hose limb? (cartoon arm)


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


When is it better to collect money from a node instead of transferring it?


Images forced with [!htb] show up at end of chapter

Keeping tables/figures close to where they are mentioned


openSuse - How to change apache php version?

phpinfo still shows old PHP version after installing new version from source


how to convert NSMutableArray into NSString?

How to convert elements of NSMutableArray to NSString


How can convert latex to MS word document

Workflow for converting LaTeX into Open Office / MS Word Format


How to tell Python to reimport my script?


How to manually flash your android device?


Pandas group by operations on a data frame


What is the difference between Object[] obj and Object obj[] in java?

Difference between int[] array and int array[]


Is it convenient to go from Latvia to Russia?

What is the fastest way to go from Warsaw to Moscow via Lithuania and Latvia by bus/train?


Russian utf-8 shows special characters? (PHP)


Can't switch to edit mode for some objects, but can for others


incompatible types in assignment of const char* to char

C++ Error: Incompatible types in assignment of ‘char*’ to ‘char [2]


Getting the exact mouse position on canvas inside divisons

How do I get the coordinates of a mouse click on a canvas element?


How to computer $\int_0^1\log(\sin \pi x)\text{d}x$ under complex methods.

Showing that $\int_0^1 \log(\sin \pi x)dx=-\log2$


What method can be used to peel an Avocado without damaging it?

How can I remove the peel and pit of an avocado without the whole thing turning into mush?


What's the correct one: "one did show up" or "one showed up"?


How do I change UV mapping without destroying the look of the model?


This page has an error. You might just need to refresh it. Action failed [Cannot read property 'setParams' of undefined] Failing descriptor:


If light rays obey to the wave equation, why can they be thought as straight lines?


Are lower-order interactions a prequisite for three-way interactions in regression analysis?

Do all interactions terms need their individual terms in regression model?


Big white space when opening a question on Android app in RtL layout


Let $X_1$ and $X_2$ be connected topological spaces. I want to show that the product $X_1 \times X_2$ is connected.


UPDATED: Deserialise Nested JSON with JSON Utility Unity 5.4


Thunar cannot show me folder content sizes unless I right click properties? WHY?

Is there a way to make Thunar display "recursive" file size?


One liner to ssh into a server, specifying an intermediary to tunnel through

How do I connect to a pc through another pc using ssh


What are the differences between double-dot ".." and triple-dot "..." in Git diff commit ranges?

What are the differences between double-dot ".." and triple-dot "..." in Git commit ranges?


What is the difference of defining a variable with or without quotation marks?

Does bash recognize a variable declaration as string if you do not put the quotation marks?


Keeps re selecting disco repo's upon reboot


What is the difference between a virtual machine on which you can run an virtualized OS on it and a virtual machine like Java VM?

What is the difference between a Java virtual machine and a VMWare VM?


A button to view questions that have my favorite tags

Tab for questions that are labeled with favorite tags


Prove that if $a_n<b_n<c_n$ and $\sum a_n$ and $\sum c_n$ are convrgent then $\sum b_n $ converge

Proof of sandwich/squeeze theorem for series.


Is it okay to turn adjective into a noun?

Why can we say 'an American' but not 'a British'?


Why are empty and non empty TikZ matrix cells not equally placed?


How can I iterate entries in a URL resource pointing to a folder in a JAR

How to list the files inside a JAR file?


Changing the background images of a slideshow presentation

How can I set an image to be the Notebook's background?


A theorem about oscillation in Arnold's mathematical methods of classical mechanics


Can employer track IP usage on home computers through VPN?


ANSI escapes in Pash prompt are displayed as garbage in Gnome terminal


How to order a list of objects using a list of object attributes

How to sort a list of objects based on an attribute of the objects?


Eliminate \hbox badness in multiple verse-like environment

Implicit newline at the end of each paragraph?


Commutator of fundamental vector fields is fundamental vector field of the commutator

Two Claims about Symplectic Group Actions


Edit and Continue quit working for me at some point

Why can I not edit a method that contains an anonymous method in the debugger?


Can I change the /home folder after ubuntu installation?


How do I retain the quality of text in a GIMP png uploaded to Facebook?

Facebook: Ways to preserve image quality of uploaded images?


Word/phrase for something that perpetuates/sustains/exacerbates something else?

Is there a word for when an action has an effect opposite to the one intended?


What is sys.platform used for in python?


"work with" X or "work at" X, which is better?

Difference between “with”, “at” and “for” with a business title and a company name


Determine all integers $x $ and $ y$ such that $|2^x − 3^y| =1$


java.lang.NullPointer thrown at InputStream.read() method

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


double if conditioning in r language syntax

Error in if/while (condition) {: missing Value where TRUE/FALSE needed


Calling openStream() throws java.net.ConnectException exception: Connection timed out: connect

How do I set the proxy to be used by the JVM


Statistical Integral in Financial Mathematics

Calculate $E(X^{2n})$ where $X$ is normal (0,1)


5x ≡ 3 (mod 12) how do you find the first three xs without listing them?

How to solve a linear congruence $8n+9\equiv 0\pmod{\!1163}$


Counterexample to show that the interior of union may be larger than the union of interiors

Why is $\operatorname{Int}(A) \cup \operatorname{Int}(B) \neq \operatorname{Int}(A \cup B)$?


How to add months to a date in JavaScript?

JavaScript function to add X months to a date


PHP program does not display mysqli queries properly


How do I roll back my iOS version? The 12.2 update has broken my WiFi

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


Cannot rename a file with name too long (no 8+3 name)


Create js variable to hold remote JSON data


How to join values from multiple rows in a single column?

Select Multiple Values from Same Column; one sql statment


How to keep code running whitin a script


No way to create an effective spam filter

Fighting Spam - What can I do as an: Email Administrator, Domain Owner, or User?


The Physical Meaning behind a Commutator

What is the Physical Meaning of Commutation of Two Operators?


Plot not plotting entire range of function


Trying to set the capacity of list using another variable C#

How to initialize a List to a given size (as opposed to capacity)?


Is it possible to fully install ubuntu instead of dual booting it with windows 7


Number of weakly increasing functions $g: \{1,2,3,....m\} \rightarrow \{1,2,3,....m\}$

Number of increasing functions from $\{1,2,\dots, n\}$ to itself.


how do you get the current local directory in python

Find current directory and file's directory


Show that A is diagonalizable over $\mathbb{C}$


C++ calling parent function only works when using a pointer

Why is there no call to the constructor?


Why are Ash/Satoshi's achievements not mentioned in newer seasons?

Why did Ash need to go back to Pokemon School?


How to find in java in this statement line number?

How can we print line numbers to the log in java


Attempting to create a simple function and it's backfiring; NullPointerException

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


Error coming up while running query on empty fields

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


Loading an array from local storage: result not an array - javascript


Disable disk encryption prompt remotely ubuntu 18.04


Conjectures that are false for very large numbers

Conjectures that have been disproved with extremely large counterexamples?


Which directories does angle brackets  search in C/C++ on mac?

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


sd card recovery with full data including hd videos, pictures, songs


Is the canonical parameter (and therefore the canonical link function) for a Gamma not unique?


Proving that a function satisfying $|f(x)-f(y)| \leq |x-y|^3$ is constant

How to show that every $\alpha$-Hölder function, with $\alpha>1$, is constant?


Why does object.__new__ with arguments work fine in Python 2.x and not in Python 3.3+?

Why does object.__new__ work differently in these three cases


do-release-upgrade fails on Ubuntu 11.10

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


Query parameters in Script or Style tag source

What does appending "?v=1" to CSS and JavaScript URLs in link and script tags do?


Different output between xelatex and lualatex with the same font


How can I install Ubuntu without removing Windows?


How does delete[] know how much memory to delete?

How does delete[] "know" the size of the operand array?


Resizing in Firefox sometimes removes part of the buttons

Rendering of Favorite/Ignored Tags in Firefox


change a value of nested dictionary in Python

List of lists changes reflected across sublists unexpectedly


HttpURLConnection reading response content on 403 error


Safely turning a JSON string into an object


Cursor keeps busy for 15 seconds when runnig a command from a launcher icon

Custom right-click action in Unity Launcher keeps cursor busy for 20 seconds


How to Block Spam Referral Traffic in Google Analytic?

How to fight off Google Analytics referrer spammers?


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


How to replace forward slash with comma from date

Fastest method to replace all instances of a character in a string


How to copy YouTube playlist from one account to another?


Extracting Facebook Managed accounts (pages) in Mathematica?

How to play with Facebook data inside Mathematica?


Netbeans: Java Application with NullPointerExceptions when running outside of Netbeans

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


Gnome Panel becomes fully transparent when window is not maximised!


SQLite App Crashes When Showing the Data


Get query from java.sql.PreparedStatement

How can I get the SQL of a PreparedStatement?


Is there a way I can modify icon themes?

How to replace missing icons with another icon-pack?


Which one is more appropriate to use: "send you" or "send to you"?


By touching neutral why we do not get shock?


How did Newton know that there is force between two mass?

How did Newton discover the universal law of gravitation?


What is a terminal and how do I open and use it?


Is there evidence which supports the existence of gunpowder in Middle-earth?

Why wasn't gunpowder more common in Middle Earth?


Mod of numbers with large exponents [modular order reduction]


Simultaneously editing 2 features from 2 different layers in QGIS

How to edit geometry of multiple layers simultaneously in QGIS 3?


I need help pulling MySQL data for a dynamic number of rows using PHP/jQuery/AJAX

Event binding on dynamically created elements?


Can R file be converted to an executable file?

Interfacing R with other non-Java languages / Compiling R to executable


Overriding the equals method - having trouble

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


How to prove $|a^k|=n/\gcd(n,k)$ whenever $|a|=n$?


How to create a complete directory structure with a single command?

How do I recursively create a folder inside another non-existent folder?


Cannot start Ubuntu 18.04 on a Dell Precision Tower after a fresh install - login screen turns blank

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


Pass by reference vs value: Is Java a hybrid?

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


Python - test whether object is a builtin function


Error when compiling function containing InterpolationFunction

How to set return type of `InterpolatingFunction ` in compile


When to consider a target Variable unbalanced?

When should we consider a dataset as imbalanced?


Attempting to install PHP 5.6 on Ubuntu 14.04

How do I install different (upgrade or downgrade) PHP version in still supported Ubuntu release?


How can I improve the security around my house and prevent theft?

How do I secure my house against intruders?


Is there a way to take a screenshot using Java and save it to some sort of image?


How is "interpretation" used differently in propositional vs. first-order logic?

Interpretations and models in propositional logic


Need help in showing that if (a,b) = 1, then (n,ab) = (n,a)(n,b).

Show that if $(b,c)=1$, then $(a,bc)=(a,b)(a,c)$.


A finite field extension that is not simple


How long can I store a food in the pantry, refrigerator, or freezer?


"Failed to start session" after interrupted upgrade to 14.04


How to stop a thread containing a while(1)


Canadian visiting family in US while applying for jobs in order to get an interview

Can you search for a job when using a tourist visa (B-2) in the US


Quitting a job in the US on a work visa, going to Canada and re-entering on a tourist visa (ESTA waiver)


Enable copy and paste on UITextField without making it editable


Cannot convert from void to String error

What does "Incompatible types: void cannot be converted to ..." mean?


Remove file extension from a file name string


Limit of $\left[\frac{a_1^x+a_2^x+\cdots+a_n^x}{n}\right]^{1/x}$ when $x\to0$

Find the limit $ \lim_{n \to \infty}\left(\frac{a^{1/n}+b^{1/n}+c^{1/n}}{3}\right)^n$


Is it possible to use \autoref without thmtools?


Why I can't edit "Your Communities" list in stackexchange.com and Area 51?


Installing "global" npm dependencies via package.json

Install dependencies globally and locally using package.json


`console.log('Any way to format code in a question title?');`


How can I create an animated device mockup?

How to create animated GIFs of prototype mockups, like the ones on Dribbble?


Browser - Prevent autocompletion box from showing?

How do you disable browser autocomplete on web form field / input tags?