Remove '#_=_' from the Facebook redirect URL

Facebook Callback appends '#_=_' to Return URL


Simulating group_concat MySQL function in Microsoft SQL Server 2005?


How to get selection with ManyToMany relationship in the Play framework

Filter list contained in entity returned by jpa/hibernate query


Reputation - The cliff that you're trapped at the bottom of

What is the best way to increase my reputation and privileges?


Recent and pinned files and folders do not open when selected from taskbar icon right-click menu

Taskbar > File Explorer > Context Menu failing me


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


Impossible to use BindValue in the SELECT field names?

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


What quotation marks are used for the 3rd quote?

What's the difference between using single and double quotation marks/inverted commas?


How do I delete a directory with hyphen in the name please?

How do I delete a file whose name begins with "-" (hyphen a.k.a. dash or minus)?


How do I iterate over the words of a string?


What is the difference between sudo -i and sudo -s?

What are the differences between "su", "sudo -s", "sudo -i", "sudo su"?


Nothing shows up in the terminal when I type my password


Basic electronics question about polarity


Warning: mysql_fetch_assoc(): supplied argument is not a valid MySQL result

Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result


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


Regex displaying only first digits and ignoring the second digits

What special characters must be escaped in regular expressions?


Change the margin in A3 page, using KOMA script


How can I achieve 5V DC from 230V AC wirelessly?

How can i transfer 12 V, 50 Hz, 1 A wirelessly?


Help, i tried installing kaltools and my Ubuntu is messed up!


Blender 2.8 API, python, set active object


Unable to lock the administration directory (/var/lib/dpkg/) is another process using it?


How can I prevent accidentally making bash quit, due to holding ctrl-d too long?

Disable CTRL-D from closing my window with the terminator terminal emulator)


What happens to the rotational kinetic energy?


How to use FILE in binary and text mode in C

Difference between files written in binary and text mode


Is it possible to make hidden files or folders show up on the desktop?


How do I run a script at startup? (tried several methods but nothing worked)


How to choose a proper contraction "it's not" versus "it isn't"?


How is it possible for a standing wave to exist in a tube with both sides open?

Reflection of sound waves from the open end of an organ pipe & relationship b/w nodes & pressure


Suprema Properties and Real Value Functinos


How to choose fonts with different optical sizes with fontspec

Is there a way to use different local font files for different font size in fontspec?


Vertically centering a flex element that is a child of `flex-grow: 1`?

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


Store NSMutableArray which holds Objects

How to store custom objects in NSUserDefaults


Will the old version of Airport Utility still be usable if I upgrade to 6.0?

Can I still use the older Airport Utility 5.5.3 if I install the 6.0 version of Airport Utility?


Leaving out unhelpful advisor from acknowledgements?


I am not able to compare two strings and obtain the expected output


iterating through pose bones to change Euler

Is there anyway to change the rotation mode of multiple bones at once?


Resolve build errors due to circular dependency amongst classes


How to return value from "eventCallBack" from JS method

How do I return the response from an asynchronous call?


Is there any way to clean a triangulated mesh?

Is there a way to "rescue" mesh that has very bad topology?


Virtual particles, conservation of energy & the fabric of space

Are vacuum fluctuations really happening all the time?


Why is the nucleus of an Iron atom so stable?


If $f(x+y)=f(x)+f(y)$ in real numbers, does the function $f$ have to be continuous?

Overview of basic facts about Cauchy functional equation


Mysterious crashes/freezes in Ubuntu 12.04

How do I logout using only the keyboard?


Seasoning Cast Iron Pan but without Using Bacon or Lard

What's the best way to season a cast iron skillet?


What hardware does Ubuntu Touch support?


Infix form of PutAppend ( >>> ) does not work with variable


16.04 drops wireless activity every few minutes

Unstable wifi with intel 8260 [8086:24f3] (rev 3a) on Ubuntu 16.04 running on Lenovo P50


Should Factory Reset return the phone to the original version Android installed on it?

Will factory resetting my device remove the Android upgrade?


My site is indexed, but not showing up in results

What are the best ways to improve a site's position in Google?


The hotspot from my smartphone will not allow me to access websites in my computer like google


Does sprinkling salt on top of brownies give the same result as putting it in the batter?

Omiting salt in baking recipes that use chemical leaveners?


Is there anything I can do when my Canon DSLR is dead even on a full battery?

Why is my Canon 300D not switching on despite changing both batteries and the CF card?


How to use this unknown symbol on math mode?

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


Why is Blender rendering only at base cpu clock speed?


Custom screen / monitor size in Virtualbox

Adjusting display geometry in a virtual machine?


What command can I use to minimize the current terminal window?

What is the command to minimize the gnome terminal?


Why is "1" not a valid variable? Why is there not a function plotted in the Plot function?

General::ivar is not a valid variable when plotting - what actually causes this and how to avoid it?


How to convert string to SolidColorBrush in C#?

Convert string to Brushes/Brush color name in C#


sibling stays behind, despite having highter z-index


Strange behavior of undocumented RawArray and ArrayObject expressions


Find splitting field and irreducible decomposition

Factorize $x^8-x$ over $F_3$ and $F_{81}$


How dangerous is a neutrino experiment near human habitation?


Deleting array elements in JavaScript - delete vs splice


Can't connect Realtek RTL8821CE WiFi on Lenovo Ideapad

How to install Wi-Fi driver for Realtek RTL8821CE on Ubuntu 18.04?


JS: Keeping user selection persistent across page reloads


how to change default editor for latex when compiling in the bash?


How to add a newline (line break) in XML file?


Javascript output instance of a object with loop

How do I enumerate the properties of a JavaScript object?


Test an app in django and connect to local database

How can I specify a database for Django Tests to use instead of having it build it every time?


Is it possible to do regular expressions using wildcards in CSS to create less code?


In a subdirectory, how do I delete all files that are 0 bytes in size?


ASP.NET MVC complex model retrieving on the server

Collection of complex child objects in Asp.Net MVC 3 application?


Is there a script that reads a TeX file and replaces every instance of a \newcommand?


Converting string with decimals into datetime


How to detect color-named armor? (1.15.2)

How do I execute for a player wearing armor with a colored name


Overwriting a theme function with a plugin

Override parent theme function that is not hooked or in the functions.php file


Why cant a readonly property be overrided with a read/write property in .net?

Why is it impossible to override a getter-only property and add a setter?


Reference formula 'Text' within another cell in Excel

Can cell addresses (vs. cell contents) be used as operands in Excel formulae?


Dualshock 4 key stopped working and the controlller dont reset

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


Removing files containing, only, one row?

List (or move) only files with a certain number of lines?


proving the inequality $\frac{1}{\sqrt[n]{1+m}}+\frac{1}{\sqrt[m]{1+n}}\ge 1$


How needed is the Image Stabilization on the Canon 70-200 f2.8 L USM lens?


Apache Rewrite redirect all pages except for specific

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


NullPointerException on toString function between classes in JAVA

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


Strange artifacts along window borders after waking computer from sleep mode


Building the shared folder support module....fail!

How do I install Guest Additions in a VirtualBox VM?


Can you make a template that will accept vectors and arrays in C++?

C++ template function for arrays, vectors, built in types, STL


Unable to add Observer or java.lang.NullPointerException at java.util.Observable.addObserver(Observable.java:55)


Variation of ladder/barn paradox: can observer on ladder see that barn was too small?


How do I unwrap this model for UV textures?

Why is the resulting UV map stretched out when unwrapping my object?


iPhone showing Connect to iTunes screen when updating to iOS 7

How do I restore iPhone 6s stuck on connect to iTunes screen/Apple logo


Random "start afresh" of Brownian Motion

An example of almost sure finite random time S such that $W_t=B_{S+t}-B_S$ is not a brownian motion


Calculating float and storing to list gives weird value?


How to fully install Ubuntu on a USB flashdrive?

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


Import a video in a chroma key mask in a video

Compositing: How the resize the scene to fit the matte?


Created CMake static library has no symbols

Why can templates only be implemented in the header file?


Error: "mysqli_query() expects parameter 1 to be mysqli, null given in ..."

Reference: What is variable scope, which variables are accessible from where and what are "undefined variable" errors?


How to fix incorrect SRID of the geometry column?

Changing SRID of existing data in PostGIS?


fEE error using Nikon 85mm1.8 with nikon D80 camera

Why is my Nikon 50mm f/1.8 giving me an fEE error?


Show that $\left(1+\frac xk\right)^k$ is monotonically increasing


Solving $\lim \limits_{x \to 2}{\frac{\sqrt{6-x}-2}{\sqrt{3-x}-1}}$

Limit of quotients with square roots: $\lim_{x\to2} \frac{\sqrt{6-x}-2}{\sqrt{3-x}-1}$


Recurring Billing with Dynamic Amounts month to month


Oracle sql rownum between how to shrink the query

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


sidecar unable to connect deviced timed out


Prevent to move emails from Spam folder PHP

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


Can i use grep to search words on the content that i already have in terminal


Pass literal {} as an argument in find -exec

Is it possible to nest a 'find -exec' within another 'find -exec'?


How to get the value of another component in a custom validator?

JSF doesn't support cross-field validation, is there a workaround?


biblatex and biber-- best practice for submitting to arXiv


What URL to use to link / navigate to other JSF pages


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


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


What to look out for in a second hand bike buy

What should I look for when buying a used bicycle?


How to search for a ppa for the non community version of cinelerra?

Search Launchpad for PPAs matching software or package name?


How to install dependencies when packages are missing 20.04

How do I restore the default repositories?


Events triggered by dynamically generated element are not captured by event handler


How to implement common layouts instead of misusing tabular environments?

Automatically set description list `labelwidth` based on widest label?


Compare two files and get unmatched rows from the second file based on first and second column

Using Diff on a specific column in a file


I have to delete some stuff from /boot to make updates


A simple find and replace function in either JavaScript or JQuery

How to change the href for a hyperlink using jQuery


Could we have a voluntary option, if we choose, on our own questions to "delay posting for 1 or 2 days" for our own answer?


Java generics type erasure: when and what happens?


How do you convert a jQuery object into a string?


Cool a room with a fan, what sens orientation?

On a hot day, when it's cooler outside than in; is it better to put a fan in an open window pointing inwards or outwards?


Figure out if a fourth point resides within an angle created by three other points


Is there any FOSS lib for reading Excel files using C

What is a simple and reliable C library for working with Excel files?


How do I put mods on my minecraft server?

How do I add plugins to my Bukkit SMP server?


Threading elements over corresponding elements in the second list


Is there a transit visa requirement for Chinese airports?


Email action flow - add a special purpose organisation wide address as sender address

How to set Sender Address in flow's "core action"


How to make input field type both numeric and password?

Is there a way to have a masked numeric input field?


"is" operator behaves unexpectedly with integers


Does Python have an equivalent to java.lang.Math.nextUp?

Increment a Python floating point value by the smallest possible amount


What code can I use to calculate, integrate, and visualize the electric field for an arbitrary shape?


Interpretation of interaction term in R lm(): .L .Q

What is the meaning of the beta-coefficient for an interaction term in a crossover study?


Can't access wireless network after modify /etc/network/interfaces - Ubuntu 15.10

network manager says "device not managed"


How does the Doctor keep track of his age?


Is it safe to cast array of chars to int in C?


dependency inversion principle vs factory pattern in C#


Why not completely hide closing/reopen votes during a voting process?

Does herd behavior influence the SO sites?


Only latest value of dictionary getting added to list

List of lists changes reflected across sublists unexpectedly


Basic difference between add() and replace() method of Fragment

Difference between add(), replace(), and addToBackStack()


Find a diffeomorphism $F:\mathbb{R}^n \rightarrow \mathbb{R}^n$ such that $F(x)=y$

$\mathbb{R}\to\mathbb{R}$ Diffeomorphism with special property


PHP - What is the real use of base64_encode function


Trigonometry, find sum of squared sines, given some tangent sum

If : $\tan^2\alpha \tan^2\beta +\tan^2\beta \tan^2\gamma + \tan^2\gamma \tan^2\alpha + 2\tan^2\alpha \tan^2\beta \tan^2\gamma =1\dots$


Closed form solution for $\sum_{n=0}^{\infty} a^{\sqrt{n}}$

Does the series $\sum_{n=1}^{\infty}|x|^\sqrt n$ converge pointwise? If it then what would be the sum?


How to add some images to resources & can be used in form?

Example code required for how to access embedded .Net image resources in C#


the self as agency is a brain function or a kind of solid entity, a soul?

Could 'cogito ergo sum' possibly be false?


Do I change the date of my posts when I make an update?

Republish / Change Publish Date Of An Article - Any SEO Help/Harm?


What is the __STDC_VERSION__ value for C11?


prohibit inline assembly in g++ (gcc) or clang (llvm)

Is there a way to disable inline assembler in GCC?


Is Amazon Web Hosting Better than Dedicated cPanel Web Hosting for Large traffic WP Sites

How to find web hosting that meets my requirements?


How to recover from a forgotten password for MacBook Pro?


Overriding C++ virtual methods with multiple signatures

Why does an overridden function in the derived class hide other overloads of the base class?


A gust of wind made me lose a couple of my hats


Pagination not working in category listing


Iterating over the array in random order

Algorithm to print out a shuffled list, in-place and with O(1) memory


Script for executing command for a list of files

How to iterate over arguments in a Bash script


Continuous v. per-chapter/section numbering of figures, tables, and other document elements


Why is there no syntax highlight for SQL merge statements?

What is syntax highlighting and how does it work?


Is there a significant difference between "rock" and "stone"?


Comma or space in long numbers and the UK Standard Rule

Is it essential to use comma in a big number?


Volume size larger using fdisk, but not df

Why is there a mismatch between size reported by LVM and the size reported by df -h?


How is the message 'Please avoid extended discussions in comments' triggered?

How do you choose when to show the "Please avoid extended discussions in comments" notice?


Which is the View.getResolution() units?

How to calculate the scale of current Zoom Level with parameters like extent, resolution?


Temporarily disable WLAN internet access for children, but allow it for adults

How to disable internet access at night on the router?


Evaluating the indefinite integral $ \int \sqrt{\tan x} ~ \mathrm{d}{x}. $


References Strings comparisons in python

Why does comparing strings using either '==' or 'is' sometimes produce a different result?


How do i install minecraft through terminal


Meta Stack Overflow questions which didn't get answers with positive scores

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


Help me remember the name of an old animated sci-fi (apocalyptic) movie

Identify cartoon about a set of fairy/demon twins in a far future where the demon uses propaganda to take over the world


How big would the moon appear with no atmosphere?

Why does the moon appear bigger close to the horizon, rising or setting?


Overloading the '+' operator in .h file, linker error

Why can templates only be implemented in the header file?


Searching for a specific sci-fi story or episode (to help a friend who can't find it), unsure whether it's book, radio, or television

Work about Earth or humanity being destroyed for being peaceful


The "Does this answer your question?" banner persists. Why?

Does this answer your question? Notice remains open even after submitting feedback


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


draw triangle $\Delta ABC$ in which $\overline{AB}=5.5$ cm, $\widehat{C} =40^{\circ}$ and $\overline{BC}-\overline{AC}=2.5$ cm

draw $\triangle ABC$ in which $AB=5.5$cm, $\angle C =40^{\circ}$ and $BC-AC=2.5$cm


How can I solve an equation with a variable raised to itself?


Jquery, javascript - select a element by class with bracket


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


Fit a chainguard when there is a front derailleur

Is it possible to fit a chain guard to a bike with derailleur gears?


If $\lim_{x\to\infty} [f(x+1)-f(x)] =l$ then $\lim_{ x\to\infty}f(x)/x =l$ ($f$ is continuous)


What kind of virus is this? Avast does not recognize it.

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


How do I evaluate the limit $\lim_{n\to\infty}n((1+1/n)^n-e)$?

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


How to create a class template including class in .h and two .cpp files?

Why can templates only be implemented in the header file?


jQuery get the rendered height of an element?


dplyr: Add group aggregates directly to long data frame

Calculate group mean (or other summary stats) and assign to original data


Huygen's principle: how does wavelet formation work?


Swift, I want to get phone number(not udid) and email from device

Programmatically get own phone number in iOS


Characters displaying fine then inserting into mysql with question marks


Is $F = G\dfrac{{m_1}{m_2}}{r^2}$ really true?


How does Python know I want to double number I did not define? (Beginner)


Detect if the computer was sleeping at a certain hour

How can I tell if my computer went to sleep?


How can I use custom fonts on a website?


How to get a new answer for an old question

How can I bump other users' unanswered questions?


XML or YML parsing in OpenCV with Python


Conversion from char data type to float, int or decimal data type in C# is Incorrect


What do these JavaScript bitwise operators do?


"I became good friend with the man I met yesterday." or "I became good friendS with the man I met yesterday."

He became firm ‘friend’ or ‘friends’ with?


CentOS 7 SystemD Script with additional Command

How to implement policy conform systemd custom actions on Debian?


What is this syntax? var x == ( enum | enum)

Most common C# bitwise operations on enums


What is the difference between 'super' and 'extends' in Java Generics


"Attempt to invoke virtual method 'void android.graphics.Canvas.drawColor(int)' on a null object reference " error in my android app

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


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


Why don't new clipped or merged QGIS shapefile layers display their names in layers table?


Why have I been barred from posting questions?

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


Can Newton's law of cooling explain Mpemba effect?

What is the status of Mpemba effect investigations?


What is the regular expression for parsing a log entry

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


Why do I get a Null Pointer Exception for an object Array?


How do I disable bluetooth startup (by default, with every boot) in 17.04?

How can I deactivate Bluetooth on system startup?


set default file permission to read, write and execute in linux

Change default permissions for new files and folders


Why do print and echo behave differently in a "for" loop

How are echo and print different in PHP?


Should we use IS or Are with 'Fifty meters (is, are) the length of this pool.' etc?


Now that I have Firefox 49 or higher, how do I watch Netflix?


Why does the order in which libraries are linked sometimes cause errors in GCC?


Java - How to make a random guess between two chars?


How can jquery || "OR" be used outside of an if statement?

JavaScript OR (||) variable assignment explanation


java.lang.NullPointerException: Attempt to invoke virtual method long Classes

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


Why in this case object can't be set as null?

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


For UIButton how to pass multiple arguments through @selector

how to pass argument for gesture selector


Relation between the convergence of $\sum a_{n}$ and $\prod (1+a_{n})$

sufficiency and necessity of convergence of $\sum a_n$ wrt convergence of $\prod (1 + a_n)$


Java: How to save console output to a text file?

How to write console output to a txt file


Does the 90 days VWP rule expire if you travel from the US to Canada?


The background of Area 51 ads is incorrectly sized


It was the first time we had been to Brasil or It was the first time we had been in Brasil

Difference between "been to" and "been in"


how to start with ruby and install it? Which is better windows or VM?

Limitations in running Ruby/Rails on windows


How to plot the contour of f[x,y]==0 if always f[x,y]>=0


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


Path of a particle acted by a force always perpendicular to velocity

Does an acceleration always perpendicular to velocity imply a circular motion?


Why swapping two values based on pointers don't work outside function scope?


Download a files from a website using cmd prompt

Is it possible to download using the Windows command line?


Is Runtime.getRuntime().gc() of any use or makes any difference as its continued in Java 8?


How to make a circular array using offset object as center?


"A/An" preceding a parenthetical statement


login issues after xubuntu 15.10 upgrade

Can't login even with password Linux ubuntu


How do i go about getting my own chip made?

How much does it cost to have a custom ASIC made?


Apt-get update failed due to lack of uncompressed version of "Packages.gz"


What is the difference between 4-leg and 2-leg momentary tactile switch?

Why do some tactile switches have 4 terminals?


Answer from app is both posted and saved as a draft

Wrong "edit your answer draft" after submit


Consecutive calls to RegExp test fail for pattern with global option

Why does a RegExp with global flag give wrong results?


limit at infinity quotient by x privided given function uniformly continuous

Asymptotics of uniformly continuous functions over $\mathbb R$


Number of homomorphisms from $\mathbb{Z}_m \to \mathbb{Z}_n$

Number of Homomorphisms from $\Bbb{Z}_m$ to $\Bbb{Z}_n$


If I run along the aisle of a bus traveling at (almost) the speed of light, can I travel faster than the speed of light?


Does (La)TeX have error catching capabilities?


Would an anti-magic zone affect a dragon's breath weapon?


What does a "Cannot find symbol" or "Cannot resolve symbol" error mean?


Python's os.chdir function isn't working


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


How to check user log details from x month to y month?


How to license a server with two processors, 16 cores and Windows Server 2016 Standard?

Can you help me with my software licensing issue?


Can a PHP generated main page be indexed by Google?

If my page titles are dynamically created with PHP will Google be able to read them?


I cannot install aptitude tool on ubuntu 16.4


How to use the new render pass API for an external renderer?


Change a cell number in formula from another cell

Can Excel use formula-input data for cell references?


Is there a NumPy function to return the first index of something in an array?


When i inserted string "Jack - Jill" in mysql db it saved as "hello â€“ world"


GTA V PS4 with PC multiplayer compatibility


Form state cache breaks dependency injection

Problem with dependency injection (File::load and \Drupal::service)


Facing null pointer exception, to getting files from internal storage in android


How to capture a return value with jquery

How do I return the response from an asynchronous call?


How to interpret when a variable is not significant in logistic regression while having the highest variable importance in a tree-based model

Can a random forest be used for feature selection in multiple linear regression?


Ubuntu login screen wallpaper switches to match user wallpaper now. How to disable?

How do I return to default wallpaper on login screen in LightDM?


Since I installed Ubuntu 18.04, I can't find the shortcut directories

Nautilus does not show the left bar, how do I turn it back on?


Linker error when compiling C++ source file, undefined reference to class functions

Why can templates only be implemented in the header file?


Pushing items into an array after AJAX returns an empty array. How do I fix this?


Word Count isn't a ranking factor, is there any case study or proof?

Is word count a large ranking factor for Google?


If a black hole with an event horizon of 1 cm were placed in the Sun core what would be the Suns' lifespan as a visible star?

What would Happen if a Primordial Black Hole, with 5-10x time the mass of Earth, were to fall into our Sun?


can't interact with newly appended div JQuery/Javascript

Event binding on dynamically created elements?


Union of $2$ set $A, B$ where $ A$ is a subset of $B$

Proof that $A \subseteq B \Leftrightarrow A \cup B = B$


How can I run a game with some players online and others at the table

Tools/techniques for optimal tabletop gaming with one remote user


Bash script read a string with whitespace

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


imagemagick - print 2 pdf pages on one A4 sheet

Batch convert 4 PDF pages to one PDF page


Let $a_{n}=(1-\frac{1}{\sqrt{2}})\ldots(1-\frac{1}{\sqrt{n+1}}), n \geq 1 $. Then $\lim_\limits{n \rightarrow \infty} a_{n} $


Migrated question not updated in my favorite tab

Should 'favorite' stars migrate with a question?


Problem with SpO2 calibration for pulse oximeter


Switching language and the subsequent input of capital letters

OS keyboard shortcuts conflict with apps keyboard shortcuts in GNOME 3


How to get the date 7 days earlier date from current date in Java

How to subtract X days from a date using Java calendar?


What is it called when we speak of foods using brand names?

What is a word/phrase for using a term for a popular special case instead of a generic term?


As a college art student, am I allowed to enter amateur art contests?

What is the distinction between a professional and amateur photographer?


Is it possible to justify text in PDFBOX?


Get group number in views-view-grouping.html.twig

When using a grouping field in an HTML list, is there a way to determine the group/loop number of the current content being rendered?


: Attempt to invoke interface method 'int java.util.List.size()'

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


Css how to set img sizes non relative of the parent


Differences between Javascript regexp literal and constructor


How to create handwriting practice sheets with descender guides


Ruby: Count unique elements and their occurences in an array

How to find the unique elements in an array in Ruby


Difference between composition and function application

What is the difference between . (dot) and $ (dollar sign)?


Is there a way to do a symbolic PLUR decomposition of a matrix?

Mathematica program for PLUR decomposition of a symbolic matrix using full pivoting


What's the difference between "I..." and "I have..."?


Find the integration of $\int\limits_0^1 {\frac{{{x^4}{{\left( {1 - x} \right)}^4}}}{{1 + {x^2}}}dx} $


How come ""mathematically"" that lasso shrinks the coefficient towards zero whereas ridge does not?

Why will ridge regression not shrink some coefficients to zero like lasso?


Create one-to-many relationship sqlite ios

Core Data setting One-To-Many in XCode 4.3.1


How to navigate to standard Add Products dialog from a lightning component?

Is it possible to bring built-in lightning components into aura component?


get redirect URL from an jQuery Ajax request

Capture redirect location of javascript XMLHttpRequest


How can I get list of all running applications?

Getting List of Running processes and applications


Good texts on Quantum Mechanics to accompany this online course

A book on quantum mechanics supported by the high-level mathematics


Should one use an apostrophe when referencing a decade?

Is an apostrophe with a decade (e.g. 1920’s) generally considered “incorrect”?


Which copy will be used when RAID1 loses a piece of data?


How do I draw this noise / shadow effect in Adobe Illustrator?

How to create a grain / noise effect in Adobe Illustrator


Matching Unicode letter characters in PCRE/PHP


Is there a way to create manage path in office 365

No option to create a new Managed Path inside Office 365 SharePoint online 2013


Can't get Python 2 program to print right

How can I flush the output of the print function?


Capture console output from existing process(es) to file

How to change the output redirection of a running process?


Looping over list of lists, but if statement does not seem to work correctly

List of lists changes reflected across sublists unexpectedly


Sum of square root of $n$ primes as a nested square root

Converting sums of square-roots to nested square-roots


.fbx export why there are no materials or textures?


I would like to change my account handle

How can I change my name on a Stack Exchange site?


Why do RAW images in Darktable have a lot of noise?


problem when writing an equation with latex: missing delimiter (. inserted) \end{equation}


Why is blender saying some of my scenes have no user


Change Ubuntu 16.04 secure boot after installation

Win10 install beside Ubuntu 16.04 + SecureBoot


How can I know the classes that extend my base class at runtime?


How to show that every Boolean ring is commutative?


Why can templates only be implemented in the header file?


"I chose the USA because I love speaking English and am good at it"is this correct?

Present or Past tense to describe a past condition which is still present?


Prove that $ \frac{x}{y} + \frac{y}{z} + \frac{z}{x}=1 $ has no solutions in positive integers $ x,y,z $

Are there any positive integers such that $\frac{x}{y} + \frac{y}{z} + \frac{z}{x} = 1$?


How to effectively ask a professor for supervision/collaboration (PhD Program)


The square of n+1-th prime is less than the product of the first n primes.


What's the proper way to use a variable with spaces in part of a shell script command?

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


different layout for sign_in action in devise


I'm having problems testing for a selected item given with commands such as unbreakable

Why is it bad practice to test for item names?


$O \subset \mathbb{C}$ region with ball $\overline{D(a, r)} \subset O$, $f$ analytic on $O$ s.t. $|f|$ constant on $\partial D(a, r)$.

Proving $|f(z)|$ is constant on the boundary of a domain implies $f$ is a constant function


Converting JavaFx project to .exe and .app in Netbeans

How can I convert my Java program to an .exe file?


Make SimpleDateFormat.parse() fail on invalid dates (e.g. month is greater than 12)


Add an option to weed out questions I've answered in custom filters

Is it possible to exclude questions I've already answered from the search criteria?


When to use the double logical not (!!) in C?


jquery interact with elements added to the DOM

Event binding on dynamically created elements?


prove that in a cyclic group of even order, there is exactly one element of order 2.

Show that any cyclic group of even order has exactly one element of order $2$


Java, new to java and my code won't work be seems to be fine (no errors)


Late 80's early 90's British show about teenagers that develop alien powers and sleep/travel in pods

Youths can teleport, they are chased by the government


How to interprete results from Poisson random coefficients analysis?

How to interpret the results from random coefficient Poisson data analysis


TypeError: 'str' object is not callable in Python


Can you explain the true identity of Murph's ghost?

How can Cooper communicate with his daughter before the time he went to space?


Edit an incorrect commit message in command line Git

How to modify existing, unpushed commit messages?


NullReferenceException in my inventory system


Testing weither a string input in python contains the correct char in correct format


How to write conditional equations with one-sided curly brackets


A variable is being treated differently when used otherwise within a same method

UnboundLocalError on local variable when reassigned after first use


pgfplots stacked bar plots with too little space for some "nodes near coords"

How to remove small value labels from ybar chart?


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


How to run JUnit tests from multiple packages simultaniously in Intellij Idea

Running junit tests in parallel in a Maven build?


How do I clean up my "home" drive or "/" to get some free space?


I have a Schwinn Skyliner bicycle for my wife

Can I replace my road bike's front wheel quick release with any quick release?


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


Can xubuntu 14.04 directly be upgraded to 20.04 LTS?

Can I skip over releases when upgrading?


VirtualBox can't run Kali - "kernel requires an x86-64 CPU, but only detected an i686 CPU"

Kernel requires an x86-64 CPU, but only detected an i686 CPU. How can I install Lubuntu/Ubuntu?


Broken packages and unmet dependency installation QGIS, PostgreSQL and postgis Ubuntu 14.04


'class' keyword in function signature - is it standard C++?

Declaring a variable with "class " keyword vs Declaring one without "class" keyword in function signatures


How to find out if a property value has been set to the default value for it's type in C#

Programmatic equivalent of default(Type)


What will happen to shared DLC if I buy Just Cause 3?

Can DLC be shared along with games with family sharing?


How Model bind to a Enum using ASp.NET MVC

How do you create a dropdownlist from an enum in ASP.NET MVC?


How can one add inline JavaScript in the validation function for the Form API?

drupal_add_js not work in form validation failed


What is the processing power of Lt. Commander Data in Star Trek - The Next Generation?

Did Data have enough memory or "hard drive space"?


assign a function to a method of an instance

Adding a Method to an Existing Object Instance


What in Newton's three laws of motion is original and not a paraphrasing of his predecessors?


What would cause the RESIZABLE parameter in Pygame's set_display to crash on Windows 7 but not XP?

Installing Pygame on 64-bit Windows 7 and 64-bit Python 2.7


Not working this if statement on android (Java)


Deleting my downvoted, but answered question

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


temporary table and table variable in SQL server

What's the difference between a temp table and table variable in SQL Server?


Can't go past a certain page in search results

No more than 10,000 results are visible in search


Prove the statement for definite integral

Integration and theorems on continuous functions


Multiprocessing.Pool for regular function?

Python multiprocessing a function with several inputs


Recyclerview on click null object reference

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


Don't understand why UnboundLocalError occurs (closure)

UnboundLocalError on local variable when reassigned after first use


Convert string to class name and pass as parameter T

How do I use reflection to call a generic method?


How to restore file permissions, to their default. Following chmod -R 777 /


How to refresh bookmark favicons in chrome


How to fix a bug due to bibtex 3.3 naming changes?

Bibliography using biblatex-swiss-legal not displayed correctly


Set the maximum character length of a UITextField


Total ram usage more than sum of ram usages

How to understand the memory usage and load average in linux server


How can I downgrade from PHP 7 to PHP 5.6 on Ubuntu 16.04?

How do I install different (upgrade or downgrade) PHP version in still supported Ubuntu release?


How to calculate the force in an "impulse based reaction model"?


Avoiding Mixed DML (setup/non-setup) Approach


How to prove that $q+1$ divides $q^k - 1$ for $k \in 2 \mathbb N$

How to prove $\,x^a-1 \mid x^b-1 \iff a\mid b$


Why is almost all of the 3 GB RAM on my HP G62 laptop always used?

What is the difference between the memory usage report in System Monitor and the one by free?


Disable three-letter pings from chat to save Oliver, Olivier and Olive from Oli's pings


Using strtotime() and update_post_meta not saving


How does combining special relativity with quantum mechanics produce spin?


How to make lines more smooth in Graphics3D?

How to draw Graphics3D items with straight border lines?


Why use Taylor series instead of Maclaurin?

What are the practical applications of the Taylor Series?


Explaining the concept of underwear to our toddler


substract month from timestamp in second

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


''Do you have an account on the website or in the website?''


Why Delphi says 'cannot resolve unit name xxx'?


How can I select rows from a hierarchical query with the lowest level?


How does the Higgs Boson gain mass itself?


How can I fix this relative path to work across multiple URLs?

How do I stop mod_rewrite from appending links to url?


Find Basis of $\mathrm{Col}(A) \cap \mathrm{Row}(A)$

How to find a basis for the intersection of two vector spaces in $\mathbb{R}^n$?


how i cover ApexPages.currentPage().getParameters().get('ScheduleFlag') == 'True' in test class


Did Tolkien invent enough Dwarvish to carry on a conversation?

How much Dwarvish appears in Tolkien's work?


How to draw the Mean Value Theorem graphic with TikZ?


Path Bevel With Different Thickness Along the Vertices

How to vary the thickness of a Bezier curve?


Challenges of dealing with large disks/partitions

Can you help me with my capacity planning?


How to fix .exe file association in Windows?

How do you associate the .exe file extension with a program in Windows?


group generators of $(\mathbb Z_{17}-\{0\},\times)$


Problem mounting partition after Gparted

Is there any recovery software available for ext4?


Do non-invertible MA models imply that the effect of past observations increases with the distance?

Why do we care if an MA process is invertible?


Is there a way to have a custom death message in vanilla Minecraft?

Can you use /testfor to detect the death of a player?


How to specify the number of parallel tasks executed in Parallel.ForEach?


How do I remove objects from an array in Java?


Check if a file exists with wildcard in shell script

Test whether a glob has any matches in bash


Are there people who have done so much work before PhD that they get a PhD automatically?

Can students finish much of their PhD thesis before applying to a PhD program?


How do I create an array of pointers in a class?

Resolve build errors due to circular dependency amongst classes


How do I plot a histogram with hatched shading?


Changing a file name, without rewrite it


Book where where all electricity is destroyed in an instant and magic starts to change people


How to manipulate a value on a sqlite database on an android app using SQLiteDatabase.Update() method


After ignoring DDE function, cannot open separate instances of Excel

How can I force Excel 2007 on Windows 7 to always open another instance of the application?


How to link a library with cmake where the library uses thread_local class members

Undefined reference to static class member


Should SE/SO notify downvoters that the post has been edit?

Does a downvoter receive a notification on a post edit?


Is there any way to hide kernel threads from ps command results?

Can ps display only non kernel processes on Linux?


RecycleView click, showing message: Attempt to invoke virtual method 'Context.getPackageName()' on a null object reference

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


Toggling only a single class as active in a list with vanilla JS or CSS


wrong dismissal after presenting a UIViewController working as a detail view of a tableViewCell

Dismiss ModalView that was presented by tableViewController?


Expression Functions for Lightning Web Components


Weird radial pattern on texture in cycles render, but not viewport rendered


Installing the latest hplip runs into missing dependencies (Ubuntu 18.04)

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


Prove the dimension of an affine algebraic variety X is equal to the dimension of its projective closure $\overline{X}$

Open nonempty subset of irreducible variety over $k$ has the same Krull dimension as the whole variety?


dangers of using SHRINKFILE in sql server 2008

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


Reading a text from a file in java with ArrayList


Abelian group with all proper subgroup finite

Find an abelian infinite group such that every proper subgroup is finite


Meaning of backtick in conjunction with units

Meaning of backtick in floating-point literal


Changing numbering in enumerate environment


Android : Execution of php from the url giving NetworkOnMainThreadException

How to fix 'android.os.NetworkOnMainThreadException'?


Is it possible to compare 2 meshes for the complementarity of their respective surfaces?


A mathematically mature introduction to Turing Machines and Computability [reference-request]


Is this a good justification for why integration by substitution works?


The use of hyphen in consecutive compounds

How to use hyphens appropriately when listing multiple hyphenated terms?


How much detail to provide with an answer to a valid question?

How much detail should we give in an answer to a rudimentary question?


Multilevel Inheritance, trying to access super classes

Why is super.super.method(); not allowed in Java?


Why this refers to window object in this javascript example?


Prove that $f(\overline C ) \subset \overline{ f(C)}$ .

A map is continuous if and only if for every set, the image of closure is contained in the closure of image


Anonymouse users can't see Openlayers Data Overlay

Anonymous users can't see new content type in feed


Find the number of distinct arrangements of 5 unequal positive integers such that their sum is 20

Number of distinct arrangements {$n_i$} $n_1<n_2<n_3<n_4<n_5$ such that $\sum n_i=20$


Is there any reason we shouldn't let posters self-delete closed questions immediately?

Allow the author to delete their own question after closure, if other rules permit it


Best way to lock out a group once per week

How can I limit the login times in linux for certain users?


My daughter just turned 13 and confides in me she wants to be a boy

My 13 year old daughter says she wants to be a boy. This is out of character for her. Is this a phase?


Find a combinatorial proof for $\binom{n+1}{k} = \binom{n}{k} + \binom{n-1}{k-1} + ... + \binom{n-k}{0}$

Proof of the Hockey-Stick Identity: $\sum\limits_{t=0}^n \binom tk = \binom{n+1}{k+1}$


The [virtual-method] tag should be a synonym of [virtual-functions]

Merge [virtual-method] tag with [virtual-functions] tag


How to move all file with specific extension from all subfolder into a single target folder?

I want to copy all images on my computer to a single folder


Choosing between CharSequence and String for an API


how to get the timestamp with current date and microseconds in Node.js?

How do you get a timestamp in JavaScript?


Roman numerals for sections and subsections


Deriving total (within class + between class) scatter matrix


Finding solutions of equation without using inequalities.

Determine variables that fit this criterion...


Congrats! :) Ubuntu 15.04 boot failure after latest kernel update 3-19-0-31


Under New Management - How do I get the One with the Shadows achievement?

How do I restore the glory of the Thieves Guild?


$A \subset B$ and $A \subseteq B$, what is the difference?


How to execute a command without needing to press enter? (UNIX, GETCH)

Capture characters from standard input without waiting for enter to be pressed


How to open many tabs for many files in vim?

How to get vim to open multiple files into tabs at once


What decides that "it (mass energy) " is going to become mass or energy?

What keeps mass from turning into energy?


Is this a good idea to store relations to many different tables in one field?

Foreign Key column mapped to multiple primary keys


When will Software Updater notify of 16.04 Xenial Xerus availability?

Why is "No new release found" when upgrading from a LTS to the next?


How can I tell what RAM will fit my computer?


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


How to modify "Alt + o" combination to type "ö" character?


Filter rows according to a string match, when i am unsure of specific column

Search All Fields In All Tables For A Specific Value (Oracle)


OpenGL GLX context is not using direct rendering, which may cause performance problems. (steam) AMD DRIVER


How to solve this NullPointerException? I it should avoid that

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


Why do we believe local gauge invariance (that tells us photons are exactly massless)?

Is it experimentally proven that photons travel at speed $c$ in vacuum?


How to determine the base weapon damage for weapons that exceed the size table (specifically the exceptional case of Butchering Axe)?


How to create a centerline from polygon in Arcgis 10

Creating Centrelines from Road Polygons/Casings using ArcGIS Desktop?


Categorical variables sklearn random forest

Will decision trees perform splitting of nodes by converting categorical values to numerical in practice?


How to install Ubuntu 18.04 alongside Windows 10


Normality test with p-value equal to zero

Is normality testing 'essentially useless'?


Centos openssl vulnerability high OpenSSL Running Version Prior to 1.0.1t


OpenLayers low resolution and/or shifts in QGIS print composer?

Adding Basemaps from Google or Bing in QGIS


Convergence tests $\sum_{n=1}^{\infty} \frac{\sin(n)}{n}$

Evaluate $ \sum_{n=1}^{\infty} \frac{\sin \ n}{ n } $ using the fourier series


If different process have their own memory space, how could the address of local variable is the same?

Why Virtual Memory Address is the same in different process?


Delay Loading of Webpage Content / Debounce Cache

What's causing the 'wait' time before my HTML loads?


asymptotics of $\sum_{n=0}^\infty x^{n^2}$ as $x\rightarrow 1$

Compute the limit of $\sqrt{1-a}\sum\limits_{n=0}^{+\infty} a^{n^2}$ when $a\to1^-$


Summation involving totient function: $\sum_{d\mid n} \varphi(d)=n$

Is there a direct, elementary proof of $n = \sum_{k|n} \phi(k)$?


What are the basic rules and idioms for operator overloading?


Is there any way of getting time for a given city?


How can I convert a string into a math operator in javascript


Why are arithmetic assignment operators more efficient?

Difference between a += 10 and a = a + 10 in java?


How to resize multiple image using img_library in codeigniter

Multiple Image Resizes at once in Codeigniter , won't work


Unable to connect locally to minecraft server

Can Minecraft Pocket Edition play with a desktop Minecraft?


Case-insensitive string matching in LINQ Where


Doubt on Implication of Logical reasoning

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


C++ class template not compiling when passing parameters to constructor

Why can templates only be implemented in the header file?


How do I install Compiz extra animations?

Compiz Problems (Plugin Missing, Performance Issues, Development)


Shimming object that doesn't have constructor

Creating instance of type without default constructor in C# using reflection


Simplistic way of marking a comment addressed to self as "read", "agreed with", etc

Marking comments as 'addressed by edit' to reduce noise


Creating Windows EXE from Java(FX) through Eclipse

How can I convert my Java program to an .exe file?


Difference between Differentia and Quality

Why isn't differentia just quality in Aristotle?


Use cat instead of cp in differently sized partitions


Set qoutes on numbers in a CSV list with regex


How can a horse pull a cart, given Newton’s third law?

Given Newton's third law, why are things capable of moving?


When does "nature" require an article and why?

"We care for our Nature" or "We care for Nature"?


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


How can I add new packages to archive.ubuntu.com?


How to avoid "My Guy" syndrome while roleplaying a flawed character?

What is "my guy syndrome" and how do I handle it?


Resource requirements for cloud OpenVPN server

Can you help me with my capacity planning?


Multiple inheritance, 'need' to extend two classes

Can I extend a class using more than 1 class in PHP?


Did Harry ever have classes with Ravenclaws?

What Hogwarts classes are taught to two houses at once?


What characters are allowed to use as delimiters for BibTeX keys?


Product of a primitive matrix and its transpose.


Lehman Brothers (is/are) now taken over by some other company

Conjugating verbs for nouns referring to groups of people


60s/70s short story: man trapped in lunar cave by military robot

Robot tank run amok, its trainer trapped in cave on the Moon


How do I enable the "Universe" repository?


Distribute an integer $m$ to lists of length $n$ in all possible ways?


Typeset a bibliography with entries in several different languages

Switching languages in bibliography with biblatex


How to solve "error LNK2019: unresolved external symbol"?

Why can templates only be implemented in the header file?


Return everything after phrase, to end of string, excluding phrase

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


Split multiple polylines by distance in ArcGIS


What is the right way of using ''until''?


Ramanujan's $\sqrt{\frac{\pi e}{2}}$ formula

An infinite series plus a continued fraction by Ramanujan


How to get the surrounding DOM element from Javascript located inside

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


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


How to give name to topics created using LDA?


Motivation behind the definition of tangent vectors


"I and John" vs. "John and myself" vs. "John and I" -- Which is the acceptable way to refer to myself and my friend?


Is there any software for visual display of disk space?


Is convergence of sets a topological notion of convergence?

Convergence of Sets? (Topology on a Powerset of a Set?)


VitualBox not detecting my USB devices with a linux host

How can I enable access to USB devices within VirtualBox guests?


How to achieve the spread operator in IE 11?

How can I merge properties of two JavaScript objects dynamically?


I'm getting an error "Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException"


I need help converting from base 36 to base 10

What is the standard (or best supported) big number (arbitrary precision) library for Lua?


DigialOcean Droplet clone of a wordPress website - DNS not resolving

What causes the 'Connection Refused' message?


Merging very large csv files with common column


Show that $\lim_{n\to\infty} a^{\frac1n}=1$

Proving $\lim_{n\to\infty} a^{\frac{1}{n}}=1$ by definition of limit


Windows boot menu doesn't appear when booting


Bayesian updating for normal prior when data is only observed on a subset of the support

Posterior mean if signal is an interval rather than a realization


How to correctly change a page URL without losing SEO rankings?


Why do i get different results from two servers that located in the same destination network?

Why am I getting different results from two servers that located in the same destination network?


GParted shows 6 partitions, how did that happen while the maximum partitions allowed is 4?

How many primary partitions can be created on a computer running Windows 8?


Is there a security risk if a password can be reset easily?

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


Is it possible to enter Germany on a multiple entry Schengen visa issued by, but not yet used for, France?

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


Redirecting cout to a console in windows


Awk - add a line, if and only if this line does not already exist

Awk: if pattern not found add some text at the end of file


Non-isomorphic groups with same number of homomorphisms

Are groups with all the same Hom sets already isomorphic?


Graphing the tangent to a curve in real time with Manipulate


Reference for homological algebra in abelian categories?

Good introductory books on homological algebra


How to get all possible combinations of a list’s elements?


Lenses round ..Photographs square shaped why?

How does a circular lens produce rectangular shots?


How to transfer a part of a file from remote system via SCP?


Sound notification settings, each room a different config


Click event doesn't work after appending html from ajax

Event binding on dynamically created elements?


Need to prove that $(S,\cdot)$ defined by the binary operation $a\cdot b = a+b+ab$ is an abelian group on $S = \Bbb R \setminus \{-1\}$.


Group homomorphism from finite abelian group to $\mathbb{C}\setminus\{0\}$

The set of all complex homomorphisms of abelian group $G$ has the same structure as $G$


How to pass a dynamic test instance in document classification in java using weka

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


Using FindFit to fit nonlinear ODE parameters, subject to a constraint (an inverse problem)

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


Why isn't Ganon gone after I defeat him?

What happens if I beat Ganon in Zelda: Breath of the Wild?


Will reseting my device to factory setting unroot and remove superuser?


How did Stark's autonomous suits come back in Iron Man 3?

Where did the Iron Man suits come from in Age of Ultron?


SyntaxError: invalid syntax // SyntaxError: unexpected EOF while parsing


creating many Shapefiles from from a single multi-polygonal shapefile using ArGIS tools

Exporting feature class into multiple feature classes based on field values using ArcGIS Desktop?


Endomorphisms of modules satisfying chain conditions and counterexamples.


Can warlock spell slots be used to cast above warlock casting level when multiclassing?

Can I cast a Warlock spell with another (higher) spell slot from a different multiclass?


the zipalign tool was not found in the sdk

cannot find zip-align when publishing app


How do I make framed plots the same size?


What characteristics of a MOSFET should I be looking at?

What to look for in the datasheet when choosing a MOSFET?


Solve the exponential-trigonometry equation

How can we sum up $\sin$ and $\cos$ series when the angles are in arithmetic progression?


Combining probabilities/information from different sources


How can i sort char[] array case insensitive?

how to sort a string alphabetically java


Proving that set is either finite or countable

Are strict local minima of a general function always countable?


Retrofit2 java.lang.NullPointerException: storage == null

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


Prove on metrization of uncountable product

Uncountable Cartesian product of closed interval


How old do I have to be to take a loan, and how should I go about the process?


How to change the font and size of chapters and list of tables, content, figures?

How to change the font style of elements in KOMA-Script?


What is the purpose of condenser lenses in the slide projector shown below?

what is the purpose of condenser lens in a slide projector?


Lost changes when edit after approving suggested edit

iOS app "edit" link populates with incorrect revision


Flash video not displaying in WebView for Android 3.0.1


Removing Ubuntu from a laptop and install Windows 7

How to remove Ubuntu and put Windows back on?


travel to Sweden for non EU / EEA citizen with UK visa

Can you enter the Schengen area with a UK visa?


Why the speed of light is independent of the relative motion of observer?

Why and how is the speed of light in vacuum constant, i.e., independent of reference frame?


Inequality involving rearrangement: $ \sum_{i=1}^n |x_i - y_{\sigma(i)}| \ge \sum_{i=1}^n |x_i - y_i|. $


What does `$` mean in Markdown (on Economics Stack Exchange)?

Is the dollar sign ($) used for markdown? If yes, then how can I safely insert it?


What is this glassy black bulge on a keytar button chip?

What kind of components are black blobs on a PCB?


getting null pointer exception :: struts 1.3

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


How to retrieve only  from whatever BibLatex reference

Retrieve first BibLatex/BibTex/Biber reference automatically


Obtaining the sum of series using the partial fraction method.

Find the sum of the series $\sum \frac{1}{n(n+1)(n+2)}$


Old sci-fi show: Scientist sent unusual electronic components in mail which turn out to come from aliens

Aliens abduct mathematician, astronomer, woman


"Parse error: syntax error, unexpected T_VARIABLE"


Why doesn't a bike/bicycle fall if going with a high speed?


Someone walking on near side vs. far side of Moon - are weights different?

Are we slightly lighter during the day and slightly heavier at night, owing to the force of the Sun's gravity?


Require specific access for certain pages with only one input field


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


how to install amd rx vega 64 in ubuntu 16.04

Which graphics cards are supported by the new AMDGPU driver in Ubuntu 16.04?


Are Borg Drones able to adapt to projectile weapons?

How come the Federation did not routinely use projectile weapons against the Borg?


CSS - How to make rectangle with pointed sides?

How to make triangle shape in before a div in pure css?


Requirements for mysql database in node.js server


Why is this injection from $\mathbb{N^N}$ to $\mathbb{N}$ wrong?

Cantor diagonalization and fundamental theorem


Why a wave, travelling in a lighter medium, inverts upon reflection from an interface of a denser medium?

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


Removing Array Records with Repeated Value

How to remove duplicate values from a multi-dimensional array in PHP


How can I add lighting using 14/3 wire to an existing 20A circuit?

Can a 20 amp circuit have a 14 gauge pigtail directly to one receptacle?


How yo use Type.GetType() to pass an unknown type at runtime to a Generic Method

How do I use reflection to call a generic method?


Is there a specialized Pdf viewer for Latex-Beamer presentations on windows?

Is there a nice solution to get a "presenter mode" for Latex presentations?


Should I overpay to end a fixed-rate mortgage early?

What I can do to offset a bad fixed-rate mortgage?


what does this ping listing mean -- it does not have an IP address but some hex numbers


How to check "Is Valid Image File" in C#


Using Ehrenfeucht-Fraisse games to prove elementary equivalent

Can't EF game theory be applied to finite languages WITH function symbols?


error inserting php to database using a jquery function option textarea

Cannot insert data in the database using option(textarea)


creating multiple categorical variable with specified degree of association (correlation) matrix

How to generate Bernoulli random variables with common correlation $\rho$?


Placing a removable discontinuity in the graph of a function using TikZ (adding tick marks)


Why present perfect in "How many points have you scored this season"?

Present perfect for past action with present effect


Bombay to San Francisco via Amsterdam and London

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


Part of my object disappears In camera view

Why does part of my model disappear when I zoom in on it in the 3D Viewport?


How do I use a C# keyword as a property name?


cronjob error "/bin/sh: /path/to/file: No such file or directory"

Why is my crontab not working, and how can I troubleshoot it?


why is the standard error so high for my probit model


How should I rotate vertices around the origin on the CPU?


Poor Wifi:Problem with Broadcom Driver on Ubuntu 16.04


Why don't the collect and each methods work the same way with the succ method?

what's different between each and collect method in Ruby


Fatal error: Allowed Memory Size of (X Size) when running drush migrate-upgrade


What will happen if a plane trys to take off whilst on a treadmill?


MLE: given density $p_{\theta}(x) = \frac{1}{\theta}, \text{where } 0 \leq x \leq \theta.$

How do you differentiate the likelihood function for the uniform distribution in finding the M.L.E.?


Delete all files in a folder except the last (most recent) 20


Equality between the measure of a compact set and the limit of a series of open sets

Show that $lim_{n \rightarrow \infty}m(O_n)=m(E)$ when $E$ is compact.


Buffering in meters/km using WGS84 layers using QGIS


How do I prove that $\sum\limits_{r=0}^k \binom{m}{r}\binom{n}{k-r} = \binom{m+n}{k}$

Algebraic proof of $\sum_{i=0}^k{{n \choose i}{m \choose {k-i}}}= {{m+n}\choose k}$


Select all is missing in mobile version of gmail

Is there "select all" functionality in the GMail app?


center a div into another vertically and horizontally

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


Question about using ParallelMap to speed up computations


Question using induction to prove an inequality

Other Idea to show an inequality $\dfrac{1}{\sqrt 1}+\dfrac{1}{\sqrt 2}+\dfrac{1}{\sqrt 3}+\cdots+\dfrac{1}{\sqrt n}\geq \sqrt n$


Trigonometric limits without derivatives

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


Can we have a list of all the Stack Exchange domains somewhere, for firewall purposes?


python module to convert doc/pdf/docx/rtf formats to text

Python module for converting PDF to text


vector function with template through header file

Why can templates only be implemented in the header file?


QGIS 2.14 - Saving Lat/Long csv file to ESRI Shapefile Error

Fixing Runtime Error R6034: application has made attempt to load C runtime library incorrectly?


How do I pass and get an String value from different activity?

How to pass an object from one activity to another on Android


HTML element created with jQuery doesn't have an event

Event binding on dynamically created elements?


How Generator expressions work internally in python?


How does Microsoft push Windows 10 Upgrade?

How to disable the "Get Windows 10" icon shown in the notification area (tray)?


Black artifacts on white posts but no doubles to remove

Why do I have a large black and white artifact on the rendered image?


Init object in javascript using || operator

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


How to unfocus a file using keyboard on Windows?

Is there a keyboard shortcut to "unselect" in Windows Explorer?


How can i replace index values with other ones

Best way to randomize an array with .NET


How can I permanently suppress sites from Google search results?

Is it possible with Google searches to ban any and all results from a domain?


$\overline{S} = \partial S$ $\sqcup$ $\mathring{S}$

Prove that the union of the interior of a set and the boundary of the set is the closure of the set


How to use Differentials to find the area of a ring?

How to go about solving this question on differentials?


Rounding issue when adding certain floats


Does the expanding universe prove the theory of relativity wrong?


How do you output an error when the user enters anything other than a number?


Offside Scenario with Goalkeeper in Other Half


Any way to "close" a group of reminders all at once on OSX?


In Python, what is the fastest algorithm for removing duplicates from a list so that all elements are unique *while preserving order*?

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


How do you tame a wild animal without being/knowing a beast-master?

What are the rules for owning and training animals?


How do I view, but not edit, the markup for any given comment on any given Stack Exchange site?


How to send a adb event for long press a key

How can I use adb to send a longpress key event?


Is use of schools' rooftops a common thing in Japanese culture or just a cliché?

Why there are many scenes in anime that take place on the roof?


PHP- browser detection script working offline but not working online

How to fix "Headers already sent" error in PHP


Lost all the data after installing Ubuntu 12.10

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


Proving that there are $n-1$ roots in $a_1x^{b_1}+a_2x^{b_2}+...+a_nx^{b_n}=0 $ on $(0,\infty)$

Number of roots of differentiable function


How do I search (in some context) for questions that I have not answered?

Is it possible to exclude questions I've already answered from the search criteria?


Database schema documentation for the public data dump and SEDE


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


How to update/auto-update my private plugin?


Hyphenation Query (Compound words hyphenated alongside adjectival phrases?)

Is it correct to hyphenate with compound premodifiers? If so, where is the hyphen placed?


What is JavaScript's highest integer value that a number can go to without losing precision?


How can I make a list with most used commands in terminal?


Calling template member function of template class fails on GCC/clang but works with MSVC

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


How to update an EOL Ubuntu distribution

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


Showing a surjective homomorphism maps Sylow $p$-groups to Sylow $p$-groups

Homomorphic image of a Sylow p-subgroup is Sylow p-subgroup.


Unable to install AMD gpu frivers for my amd radeon r5

Ubuntu 14.04.5/16.04 and newer on AMD graphics


Extension of Arzela-Ascoli Theorem in $\mathbb R\;$

Applying Arzela-Ascoli to show pointwise convergence on $\mathbb{R}$.


Do I need a Transit visa to fly Delhi-Zurich-Dublin-St. Johns (Canada)?

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


How do I create and restore full Ubuntu partition backup?

Create a bootable ubuntu backup partition


Compare 2 arrays and filter matched elements


Blender 2.78 with Windows 10 lags when interacting with the UI


Find the equations of both of the tangent lines to the ellipse $x^2+4y^2=36$ that pass through the point $(12,3)$.

Find the tangent lines to the graph of $x^2+4y^2 = 36$ that go through the point $P=(12,3)$


Parse json string to find and element (key / value)


os.path.join() and os.path.normpath() both add double backwards slash on windows


Can you shine a laser on an object that has fallen into a black hole?

Does someone falling into a black hole see the end of the universe?


How did they get rid of the money in the bank?


There's no set $X$ such that $P(X)\subset X$.

Russell's paradox: a set cannot contain its own powerset


Will it hurt my site if there are crawl errors on a new domain that had been previously registered?

SEO and buying expiring or dropped domain


Database Error: "NullPointerException: Attempt to invoke virtual method getApplicationInfo()... on a null object reference"

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


Should I be at all concerned with seemingly arbitrary mass upvoting?


How do I install the Firefox Developer Edition?


Who runs "Community♦" on the review queue?

Why does the Community user approve and reject edits?


Why is string concatenation faster than array join?


How can I use FFMPEG to overlay one video on another

ffmpeg - Overlay one video on to another


How can i apply lens effect to my UIImage?


Are split infinitives grammatically incorrect, or are they valid constructs?


Small caps font warning in beamer using biblatex


which one: "'Id prefer to drink tea rather than drink coffee"/ "I'd prefer to drink tea rather than coffee" / "I'd prefer to drink tea to coffee"?


Calculating the summation $\sum_{n=0}^{\infty} \frac{n^3}{3^n}$

Find the value of $ \sum_{n=1}^{\infty} \frac{n^3}{3^n} $


Why do I get garbage value when output character array to console?


selecting in python: ask to pick an object?


Proving Binomial Identity without calculus


I want to install wifi card, but my additional drives is empty


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


I'm adding model to Jtable. Error message is showing NullPointerException. And I can't find the object that is null

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


Comment upon down voting a question on stack-overflow


3d models downloaded as obj don't show with all the textures and materials applied

.fbx export why there are no materials or textures?


Why $f\colon \mathbb{Z}_n^\times \to \mathbb{Z}_m^\times$ is surjective?

If $n\mid m$ prove that the canonical surjection $\pi: \mathbb Z_m \rightarrow \mathbb Z_n$ is also surjective on units


How to get the text content for the following xml code


How can i encrypt query string parameters in ASP.NET website?

how to pass encrypted query string in asp.net


page numbering in frontmatter using double sided book class

How to not count blank pages in frontmatter of two-sided document


Casting vs using the 'as' keyword in the CLR


Question regarding electrostatic potential energy

What is the energy of a single charge system?


Why is the work top clipping out when i got to camera view?


How to place a tikz picture inside a proof environment?

Wrapfigure environment not placing figure within text (inside proof environment)


Check if url contains string with JQuery

How to check if the URL contains a given string?


How to create memory-based disk in linux?

Is there any method to mount a block of memory as a filesystem in linux?


Let X,Y be bivariate normal , what is E[X|Z] where Z = X + Y?

Conditional distribution of multivariate normal distribution


Why class attribute cannot assign inline by javascript?

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


Using jQuery with apex:tabPanel in visualforce


How do I remove single boot ubuntu and install windows 8 from usb on surface pro?

How to remove Ubuntu and put Windows back on?


How to interpret the results from a binary model done in R?

Interpretation of R's output for binomial regression


Homomorphism from Positive Integers onto Odd Positive Integers

Isomorphism from Natural numbers to the Odd Natural numbers


What is the best way to contribute to bringing Stack Exchange (especially AI, but everything code) to other languages?


I'm getting the following error paragraph ended before gin@iii was complete would please help me


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


Client is using both local DNS server and router as DNS server

Multihomed Windows 10 DNS resolution timeouts


Using a previously used username that is no longer in use for my new Facebook page


Get GenericType-Name in good format using Reflection on C#


Failed to download repository information Ubuntu 18.04.1 LTS

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


Can I use a visa which I obtained for a conference and which didn't use it for a vist now to Canada?

Can I use B1 visa (Visitor-Business) to travel to the Canada without a business purpose?


Do I always have to call [super viewDidLoad] in the -viewDidLoad method?


R glm() does not converge / huge standard errors: collinearity?

Logistic regression in R resulted in perfect separation (Hauck-Donner phenomenon). Now what?


Odd sounding phrasal verb splits with specific pronouns. Are there rules?

Is it correct to change the common structure in these phrasal verbs?


Why do each of the pages after the first drop down a little?

Problems with positioning footers using fancyhdr


Use a specific type of font for writing a thesis

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


Function whose graph is dense in the plane


Can't install Skype from partner repository


How to randomly obtain colours different to previous colour shades?

Best way to randomize an array with .NET


Proving that the intersection of Sylow p-subgroups is normal?

Intersection of all $p$-Sylow subgroups is normal


Why are checks preferred to wire transfers in the US?

Why is transferring money online to someone else's bank account so difficult in the U.S.?


How to ensure that buttons look clickable?

Make people understand they can click on a button in a flat design


How to get figure caption to span multiple pages, without having to switch everything to capt-of?


How can I dynamically load the functions of java.lang.Math

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


Calculate $ \lim_{\left(x,y\right)\to\left(0,0\right)}\frac{xy^{2}}{x^{4}+y^{2}} $

Multivariable limit proof: $\lim\limits_{(x,y)\rightarrow (0,0)}\frac{\left|x\right|^a\left|y\right|^b}{\left|x\right|^c + \left|y\right|^d} = 0$


What is a simple, effective, and physically consistent explanation of Bernoulli's principle (in the context of airfoil lift)?


What is the best way to learn how to use Ubuntu with terminal?


Javascript How can i ensure that the local scope of a function in a for each doesn't change the value of a higher scoped object

How do I correctly clone a JavaScript object?


Is it possible to think of something that doesn't contain anything exists?


Find all the possible values of $(a,b,c,d)$.


Windows 10 keeps changing default browser to Edge at reboot

Windows 10 default programs keep changing


Error after sudo-ing "sudo: must be setuid root"


Determine whether $(x_n)$ converges if $x_1= a , x_{n+1} = x_n+\frac{1}{x_n}$ for $n \in \mathbb{N}$

Let $x_1=a>0$ and $x_{n+1}=x_n+\frac{1}{x_n} \forall n\in \mathbb N$. Check whether the following sequence converges or diverges.


Reading shapefile in R with shapefile function?


Why do people think infinite regress is possible?

Is infinite regress of causation possible? Is infinite regress of causation necessary?


So a user hid a folder and now he can't find it?

List all hidden folders/files in Windows (7)?


Thunderbird doesn't raise or give focus when you click "Write" or "Reply"


How to model a uncontinuously screw like in picture


Ethics of publishing received peer reviews


How to know when search bar text changes


Existence of holomorphic functions with given conditions


Assign unallocated space to swap. No swap on disk currently

How do I add swap after system installation?


reading xml with python when the attributes are empty

Get Element value with minidom with Python


Segmentation fault when byte coding a function?

How to call machine code stored in char array?


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


return statement in forEach won't stop execution of function

What does `return` keyword mean inside `forEach` function?


How to remove the right launcher border?

Vertical line of white pixels between launcher and maximized application (Firefox)


Power series $\sum\limits_{n=0}^\infty \frac{x^n}{(n!)^2}$

Closed form of series with factorial-squared denominator?


How do I install the latest version of node.js?

How to install the latest versions of NodeJS and NPM?


How to create a help screen like one which comes when we set up an Android Device for the very first time?

Overlay image to make tutorial in Android app


How to use grep output as a path for cd?


Determine if power/usb cable is plugged in Android device


Can I transfer 2 Terabyte's worth of personal data and stuff to a hard drive?

How to transfer a large amount of data between two Windows 10 laptops?


Error: invalid instruction suffix for `push'

x86 Assembly pushl/popl don't work with "Error: suffix or operands invalid"


How to check if all property values are true?

How do I loop through or enumerate a JavaScript object?


Adding a low voltage RAM to existing high voltage RAM laptop


Why can't we treat $\text{d}y/\text{d}x$ as a fraction?

Is $\frac{\textrm{d}y}{\textrm{d}x}$ not a ratio?


Ubuntu - One process running - Tons of memory used


What does means * in array allocation before size declaration in C++?


How to avoid having class data shared among instances?


Can I fetch the value of a non-standard CSS property via Javascript?


Why doesn't Duck Hunt work on plasma or LCD screens?


LuaLateX (luaotfload & blacklist) do not work in Mac OS X Mavericks (Segmentation error)

Lualatex (luaotfload) broke after upgrading to Mavericks


Is it really possible to intrude a fully ENCRYPTED Hard Drive? (Encrypted since installation of ubuntu 18.04 OS)

How secure is an encrypted LUKS filesystem?


how do I find the autocomplete file to fill in my name and address, etc.?


Generating matplotlib graphs without a running X server

Generating a PNG with matplotlib when DISPLAY is undefined


How can my 6 TB hdd display as full while there's 3,4 TB of files on there?

Tracking down where disk space has gone on Linux?


what problem happen if we always use IV Zero in CBC Mode?

Is AES in CBC mode secure if a known and/or fixed IV is used?


Why do people omit the definite article?


Can I Copy Code Directly From This Site?


Attempt to invoke virtual method 'void android.database.sqlite.SQLiteDatabase.execSQL(java.lang.String)' on a null object reference

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


how do I RDP to Ubuntu 16.04 from windows


Python PIL: Convert RGBA->P - ValueError: image has wrong mode

Converting PNG32 to PNG8 with PIL while preserving transparency


can I get transit visa in UAE on arrival at the airport?

Do we require a transit visa to connect through Abu Dhabi, UAE?


What is wrong with a pointer during a string


Name of a cartoon in the late 90's/early 2000's about a man with a robot arm he couldn't control?

Cartoon movie where the main character had a robotic arm


How to upload files to server using JSP/Servlet?


Can minors with dual US/UK citizenship travel to the US on their UK passports?

Dual US/UK citizen. Will this show when my UK passport is scanned in America?


How to efficiently move the decimal point in a number until reaching some threshold

The most efficient way to implement an integer based power function pow(int, int)


Expose Report/Dashboard data into Public Sites

Allowing Guest Site User to run reports (for Sp14 charts-in-VF feature)


Proving that $(p-3)!+2^{p-2} \equiv 0 \ (\mathrm{mod} \ p)$ if $p \geq 3$ is prime


Arabic and Latin characters are rendered wrong on iOS app

Bug in iOS app dealing with certain Unicode characters


Xubuntu 14.04LTS - Software Updates - Hash Sum Mismatch

Trouble downloading packages list due to a "Hash sum mismatch" error


Java Generic type get call with invalid class causes no compiler error

What are the reasons why Map.get(Object key) is not (fully) generic


Reading from a file(.dat) doing calculations then outputting into a new file

How do I print a double value with full precision using cout?


Attempt to invoke virtual method 'android.content.res.Resources android.content.Context.getResources()' on a null object reference

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


Dropbox Core API - 1021 error before upload - only in iOS 5 and below


Why does this integral have a complex component?


How to install R on Ubuntu 16.04 Xenial?


What happens to the babies that the white walkers collect?

What do the White Walkers do with the baby boy gifts from Craster?


How to install additional LaTeX packages in Debian/Ubuntu


Negative solution for continued fraction 1 + 1/(1+(1/...

why $1+\frac{1}{1+\frac{1}{\frac{1}{1+\dots}}}$ cannot be equal to $\frac{1-\sqrt{5}}{2}$


What is "superuser" and how do I get that privilege?


Using the MacLaurin series of $\ln(1-x)$ to find a series representation of $\ln2$

Show $\ln2 = \sum_\limits{n=1}^\infty\frac1{n2^n}$


Monopoly hotel sell to pay debt to opponent


Unit-testing of private method and possible refactoring


I don't know why my image is not showing on the frame

I took this code straight out of 'Java all in one for Dummies' ....why doesn't it work?


Confused about notation ":=" versus plain old "="


Find the determinant of the AR(1) matrix

How to compute the determinant of this Toeplitz matrix?


filepath comparsion through if condition


Distribution of a ratio of uniforms: What is wrong?


Why was my flag invalid when the requested action was taken?

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


Prove that $\sum_{x\le{n}}\frac{1}{\varphi{(x)}} = \mathcal{O}(ln{}(n))$

If $x \geq 2$ prove that $\sum_{ n \leq x} \frac{1}{\phi(n)} = \mathcal{O}(\log(x))$


Graphic is sticking out into the margins

Images can be pushed outside the boundaries of a post by using nested lists


Root of continuous function using Rolle's Theorem


Polynomials with Integer coefficients distinct powers of 2

Integer coefficient polynomial - values as powers of 2


Nvidia driver 410 listed by ppa and ubuntu-drivers but does not seem to be installable via apt


Is there a way to trigger "find" in a browser through javascript?

Use Browser Search (Ctrl+F) through a button in website?


google search engine architecture- how do so many concurrent users do a search on it

Where to go to learn about web architecture? Youtube example?


SEO effects of a concise URL path vs a longer one with more keywords

Short brandable domain vs. long keyword domain


Show that the number or $r$ combinations of $X$ which contain no consecutive integers is given by $\binom{n-r+1}{r}$


"E: Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages" after long time without using ubuntu

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


pass some values from an activity to a fragment and then NullPointerException

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


How do I create this crease effect on glass?


What are the most recommended colors for the UI of a mobile app that is used under sunlight?

What is a good color combination, visibility for outside use


Ruby/Rails: How do you customize the mailer templates of Devise?


What to do when user answers multiple questions with same (low quality) answer?

Answering the same question across the site


How to prove this floor function equation?

Floor function properties: $[2x] = [x] + [ x + \frac12 ]$ and $[nx] = \sum_{k = 0}^{n - 1} [ x + \frac{k}{n} ] $


What are the best books to study Neural Networks from a purely mathematical perspective?


kotilin: Attempt to invoke virtual method 'java.lang.String android.content.Intent.getStringExtra(java.lang.String)' on a null object reference


covert a string which is a list into a proper list python


Sketch-type graphics with transparency and dashed hidden lines?


Why didn't Kabuto resurrect Jiraiya during the Great War?


How to address contradictory comments from two reviewers?

How to resolve: Reviewer #1 says remove section X vs. Reviewer #2 says expand section X


bash: /usr/lib/command-not-found: /usr/bin/python3: bad interpreter: No such file or directory

How to make 'python' program command execute Python 3?


how to omit automatic \n after 'print' in python 3.x?


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


"The following packages were automatically installed and are no longer required:" what to do?


NPE in recylerview oncreateviewholder android

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


Find all integral solutions of $x^2+xy+y^2=x^2y^2$.

If $x,y\in\mathbb Z$, solve $x^2+xy+y^2=x^2y^2$.


$C(X)$ is separable when $X$ is compact?


Prove that MCD is 1 or 3 knowing (a,b) = 1


Remove character from array where spaces and punctuation marks are found


How is the popularity of "recent tags" calculated?


How would you calculate the input impedances of these circuits?

How do we calculate the input impedance of an op-amp?


Getting rid of black stripes in 3d pictures generated with asymptote

Bug with Asymptote: horizontal black lines


how to assign two dimensional array to **pointer ?

conversion of 2D array to pointer-to-pointer


Reputation counter stops before reaching 200


How can I copy the text of an unreportable error?

How to copy/paste from "Sorry, the application XXX has stopped unexpectedly"


All elements of An ArrayList change when a new one is added?

Why does my ArrayList contain N copies of the last item added to the list?


Wifi module stops connect to any access points


Supremum of a bounded sequence is accumulation point.

How can I show a supremum of a set is also its limit point?


Phrase for when something only broken when you need it to work

Term or phrase describing action occuring when not watching


Transfer free upgrade Windows 10 to different laptop

Can I transfer Windows 10 Pro license to another computer?


How to display json response in Asynctask in android

Can't create handler inside thread which has not called Looper.prepare()


Write down all subgroups of $\frac{\mathbb{Z}}{12 \mathbb{Z}}$

Calculation of subgroups of $(Z_{12}, +)$


How to prove $\frac{3!}{2(n+3)}= \sum_{r=0}^n (-1)^r \frac{ n\choose r}{{r+3}\choose r}$?


Ubuntu won't run after installation on a Chromebook


Ubuntu won't load on chromebook Acer r11


how do I restore the Download stack in the iMac Dock?

Lost my Downloads folder both from Dock and Finder


Extracting key values across nested JSON

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


Quadratic with integer roots and coefficients in arithmetic progression


Show that $\text{trace}(A^TA) \ge 0$ and $\text{trace}(A^TA)$ if and only if $A = O$

Prove that $\operatorname{trace}(A^TA) = 0\ \iff\ A = 0$.


I think there's something wrong with the tense in this sentence.

What is the name for the grammatical figure, where the present tense is substituted for a past event?


Web scraping/email harvesting to contact survey respondents

Ethics of scraping "public" data sources to obtain email addresses


Sort Generic list of generic objects by multiple values and specific value of generic object


How do I find out what this strange icon in my system tray is? (18.04)


Why does 0.32 round up to 1 when multiplying


shade plane with a color function color(x,y)


Usage of temporary tables in my tempdb database on sql server 2005

How to find the SQL statements that caused tempdb growth?


Is it possible to refer to alias before it is assigned?

What is wrong with this statement? 'Unknown column'?


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


What is the difference between amd64 and linux 64 versions?

My processor is 64-bit - does that mean I need the amd64 image?


What is the difference, if any, between using single quote and double quote in a python dictionary?

Single quotes vs. double quotes in Python


Is cross-posting allowed on multiple sites if they use a different language?

Is it OK to crosspost Stack Overflow questions, now that the Portuguese SO is open?


Random number between two points, needs to be both negative, positive or a mix

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


Theorem 3.6-2 in Erwine Kreyszig's "Introductory Functional Analysis with Applications:" Does the converse hold if the space is not complete?

Lemma 3.3-7 and Theorem 3.6-2 in Kreyszig's "Introductory Functional Analysis With Applications": What if completeness is lost?


I have some trouble with springs in series

Effective spring constant of springs in series


Local variables whose definitions depend on each other


Why is part of a mesh a different color on the viewport?


What means :: on the front of a function call

scope resolution operator without a scope


I need to know when the "Caps Lock " key is turned on/off

Keyboard LED panel indicator for Unity Desktop


Proove a version of Erdős-Ginzburg-Ziv theorem (induction?)

Use Pigeonhole to show of any set of $2^{n+1}-1$ positive integers is possible choose $2^{n}$ elements such that their sum is divisible by $2^{n}$.


Find index position of characters in string


Installed Chrome 61.0.3163.100-1 via ppa on Ubuntu 16.04 but it won't launch because NSS out of date

Upgraded to Chrome 61.0.3163 via ppa on Ubuntu 16.04 but it won't launch because NSS out of date


What do those abbreviations mean in League of Legends?


How can I upload files asynchronously with jQuery?


2 conjectured recursion limits for $e$ and $\pi$.

Mirror algorithm for computing $\pi$ and $e$ - does it hint on some connection between them?


If i link page B from page A internally Does the page rank decrease?

Does using links to other pages dilute the linking page's link juice/page rank?


How could forcing my regression line to go through the origin increase the R^2?

Removal of statistically significant intercept term increases $R^2$ in linear model


URLs wrapped in  are not parsing correctly in comments

Recognize URLs in angle brackets in comments


Transfer „...” parameters to an other function

Passing variable arguments to another function that accepts a variable argument list


To find outlier based on N points on sine curve

Determine which of $N$ points is not on $\sin(ax + b)$, where $a$ and $b$ are unknown.


Current flows without any potential difference

Potential difference across a zero resistance wire


Why bash strips new lines on command substitution/function assignments?

Why does shell Command Substitution gobble up a trailing newline char?


Is it possible to set a static pointer equal to the value of function parameter in C++

Undefined reference to static class member


What does "A realization of independent copies"?

Sample space for mixture of two Normal distributions


Double interpolation (variable inside variable) in Sass

Creating or referencing variables dynamically in Sass


Is there a way to prevent voice dictation from turning off the system audio?

How to keep sound from muting while using dictation?


parse_str function is not doing its job on my PUT request body

Manually parse raw multipart/form-data data with PHP


Steps to install ubuntu on a dedicated usb drive permanently

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


How to remove mutton smell while cooking?

Is there a way to prep mutton in order to ease its strong flavor?


POST data is visible in Fiddler despite HTTPS?

What is point of SSL if fiddler 2 can decrypt all calls over HTTPS?


Trilogy of books with vibroswords and hoverboards with energy shields

Space Opera Novel Series ID - Probably Read in 2003-2010


Find all polynomials that fix $\mathbb Q$ and the irrationals

$f(x)=ax+b$ for some $a,b\in\mathbb{Q}$ if $f(\mathbb{Q})\subset\mathbb{Q}$ and $f(\mathbb{R-Q})\subseteq \mathbb{R}-\mathbb{Q}$


Convergence of an Improper Integral (Determination of values of p and q that make intergral converge)

Find the Values of $p$ and $q$ such that $\int_0^{\infty} x^p\ln(1+x)^q dx$ Converges or Diverges.


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


Sql server use variable in selection top row


Depriving your application to run multiple times

How to implement a single instance Java application?


How to make sure data retrieved from MySQL is UTF8 for json_encode in PHP?


Why are the ads shown on StackExchange of StackExchange websites and apps only?

What is Stack Overflow's business model?


Templated C++ class wont be compiled to library

Why can templates only be implemented in the header file?


How do determine at runtime whether an iOS device supports Bluetooth LE

How can I detect if my apple device supports Bluetooth Low Energy


How can I delete polygon nodes in Carto Builder?

Delete the vertex of a line in Carto Builder


How do I solve this? $\lim_{n\to\infty} \frac{2^n}{n!}$?

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


How to place a figure in Latex while the [htbp] doesnt work?

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


70’s or older novel about people who do not know the are in a generation ship

A sci-fi book or TV show about a tribesman discovering he or she actually lives in a huge spaceship


Is an hour and a half enough time to connect United flights from Michigan, USA to Belfast, Northern Ireland?

Is 45 mins enough in Newark airport terminal C to change the plane for connecting flight?


Incorrect name and broken image for site at SEDE

A site URL changed and now its icon in SEDE is broken


Best way to disable the column header sorting in DataGridView


What are rubbery, conductive strips called on the sides of an LCD screen?


What is the speed of light escaping a neutron star?

Speed of light in a gravitational field?


I got error NetworkOnMainThreadException on sendMail method...how to solve it?

How to fix 'android.os.NetworkOnMainThreadException'?


How to cast a String value to an Enum value by Class?

How to get an enum value from a string value in Java?


Disable live chat option if all agent's capacity is full

Disable live chat option if agents are not online


Can I resize icons on the launcher to smaller than 32 pixels?

Can I make the launcher Icons smaller than 32 pixels?


Why this Error occured while installing wordpress plugin?

The plugin generated X characters of unexpected output during activation (WordPress)


Tension of a string on a rotating sphere and under the influence of gravity

Is an explanation of 'effect of Earth's rotation on $g$' possible from an inertial reference frame?


Apex trigger error for Static method cannot be referenced from a non static context


Can we include $\infty$ and $1/\infty$ into $\mathbb R$?

Why did mathematician construct extended real number systems, $\mathbb R \cup\{+\infty,-\infty\}$?


Error: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference

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


Android Studio Error: Attempt to invoke virtual method 'android.text.Editable android.widget.EditText.getText()' on a null object reference


Format money value into pounds and pence

How to format numbers as currency strings


Ubuntu 18.04 black screens after install

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


How can I even out a set of uneven vertices to form a vertical surface?


Should a non-significant adjustment variable be kept in a regression model?

Should covariates that are not statistically significant be 'kept in' when creating a model?


Force adding certain page on the TOC without using \chapter* command

Add a section before \tableofcontents to content


Why doesn't jQuery Prop allow an Anchor tag to be set disabled?

Should the HTML Anchor Tag Honor the Disabled Attribute?


What are the extra features of Cave Story on the Wii?

What are the differences among Cave Story versions?


converting from a string to a variable in php


Qgis creating point within complex shapes (with holes)

Is it possible to create a point within a Polygon (not a centroid)?


Is there a way to transform a string to a command?

Is there a string math evaluator in .NET?


is there a way of putting % in front of a whole chunk of text?

How can I comment out a block of text in texmaker?


Confusion on the wave aspect of matter: physical meaning of the de Broglie relations?


Is there a rule regarding the placement of "please" in a sentence?

Polite or unrectified placement of the word please


Extract date using dos batch script in specific format

How do I get current date/time on the Windows command line in a suitable format for usage in a file/folder name?


How to have file/folder icons use a relative path?


Ruby: Remove whitespace chars at the beginning of a string

Ruby function to remove all white spaces?


Comparing 2 polygon shapefiles for differences

Finding differences between shapefiles using ArcGIS for Desktop?


Can I use HTML tags in the options for select elements?