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


right syntax to use near '?PNG ' Error while inserting image to mysql database


Relation between Variance of one variable and variance of two independent variable

Variance of product of dependent variables


ubuntu 18.04 LTS bluetooth [0cf3:3004] discovery not working


How does one arrive at the following transfer function for a certain circuit?

How do you find the transfer function of a controller?


New Users Tend to Post Questions With Titles Containing Most Words Starting With a Capital Letter

Nudge toward proper capitalization in question title


If $a$ is a positive integer of the type $3n+2$,then pove that at-least one prime divisor of $a$ is of the form $3n+2$


How to insert comma after every number in Redux Form

Easy way to turn JavaScript array into comma-separated list?


How to connect via scp without password using a shell?


When a Battle Master fighter gets a critical hit and uses a maneuver that adds a superiority die to the damage, is that damage die doubled?

Can you wait to add optional damage dice that apply on a hit (such as Divine Smite) until after seeing if the roll is a critical?


Where should I ask this type of question?

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


Shape of accretion disk surrounding the black hole in Interstellar (film)

What does this depiction of a black hole in the movie Interstellar mean?


Confusion related to gaussian distribution


Which program should I use if I want to draw/sketch to a .pdf files?

What software can I use to write on PDFs?


What is the purpose of dimension reduction in classification?

Is dimensionality reduction almost always useful for classification?


Does failing to reject the null hypothesis mean rejecting the alternative?

If we fail to reject the null hypothesis in a large study, isn't it evidence for the null?


How can I merge properties of two JavaScript objects dynamically?


Open a URL in a new tab (and not a new window)


Ubuntu's C drive or system drive partition isn't showing

How to remove Ubuntu and put Windows back on?


What's the difference between package managers?


Finding an association between two methods of medical intervention and a continuous variable

Correlations between continuous and categorical (nominal) variables


Protect .NET code from reverse engineering?


How can I learn if an algorithm runs in O(n) time, or O(nlogn)?

Big O, how do you calculate/approximate it?


Title disappearing when attempting to edit a question

Title is removed/cleared/erased when starting editing


Installing Ubuntu Touch on Nexus 7 (2012) now that it is no longer supported


When to use LinkedList over ArrayList in Java?


NullPointerException error in android activity

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


Prove limit of $\frac1{n+1}+\frac1{n+2}+\ldots+\frac1{n+n}$ exists and lies between $0$ and $1$.

The limit of truncated sums of harmonic series, $\lim\limits_{k\to\infty}\sum_{n=k+1}^{2k}{\frac{1}{n}}$


Different output for different compiler - C and C++

Can code that is valid in both C and C++ produce different behavior when compiled in each language?


Moment JS - parse UTC and convert to Local and vice versa

moment.js - UTC does not work as i expect it


What does each SPECIAL stat in Fallout Shelter do?


Dot product returns symbolically when undesired

What are the most common pitfalls awaiting new users?


Is it possible to remove WYSIWYG for a certain Custom Post Type?


Multiple Groups Graph on Google Sheets. Please Help


Find limits point of the set $A=\left\{ \frac{m}{2^n}| m\in \mathbb{Z}, n\in \mathbb{N}\right\}$

Show that $A=\{ \frac{m}{2^n}:m\in \mathbb {Z},n\in \mathbb {N} \} $ is dense in $\mathbb {R}$


The Heisenberg Uncertainty Principle and the 1D particle in a box

Heisenberg Uncertainty Principle Applied to an infinite square well


Is there a tool to fix illegal filenames for Windows 10

How to force Windows to rename a file with a special character?


Why is Hamilton's Principle not the 'Principle of Least Action'?

Action and Action integral: Different kinds of variational principles


XML object throwing null pointer exception inside anonymous inner class for loop

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


Prove that the series $\sum_{n=1}^\infty \frac{e^nn!}{n^n}$ diverges

Convergent or divergent $\sum_{n=1}^{\infty} \frac{e^nn!}{n^n}$?


What recourse do travelers to the US have if the APC kiosks consistently give them an "X" receipt?

Can a returning US citizen elect not to use the automated passport kiosks?


Repository which allows anonymous authorship

How can I anonymously store supplemental research data that I submit with papers?


How to run an application on a headless Ubuntu?

How to keep processes running after ending ssh session?


How do I find out word count in pages 5.2.2


How to check if a TCP socket is still connected in C?

Why is it impossible, without attempting I/O, to detect that TCP socket was gracefully closed by peer?


How to know who is listening to port 80 on Windows in multihomed case?


Java, change somehow -[[Ljava.lang.String;@1786f9d5] to a regular String in function?

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


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


Vim: Highlight a Single Character at Column 80

Showing a different background colour in Vim past 80 characters


Is there a website that keeps track of which software versions are available in which distributions?

Is there a tool/website to compare package status in different Linux distributions?


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


Get rid of space underneath inline-block image

Why does my image have space underneath?


User friendly list of processing algorithms in the QGIS 3 python console

What is the new alglist and alghelp in QGIS 3.0 Processing?


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


Real analysis - inductive proof- help please

Proving $\prod \limits_{k=0}^{n}(1-a_k) \geq1- \sum\limits_{k=0}^{n}a_k$


Is it possible to Pivot data using LINQ?


I have a 38mm apple watch and I put in on power reserve and no matter what I do it wont get out of it.

How do you get the Apple Watch out of Power Reserve mode?


What physical process is the source of blackbody radiation?

What are the various physical mechanisms for energy transfer to the photon during blackbody emission?


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


How do i access custom my domain in apex


Norm of the Resolvent of a Self-Adjoint Operator

Relation between the distance from a point to the resolvent set of a self-adjoint operator and the norm of a related operator


Do I need a transit visa for UK while flying via Stansted to Ireland?

Do I need a UK transit visa when flying to Ireland through the UK?


How can I know what Classes inherit from a Class or Interface?

Getting all types that implement an interface


"Undelivered Mail Returned to Sender" messages from Google

Gmail does not accept mail from a new server


How to configure Separate Domain registrar, Web host and Email host settings?

What is the role of NS records at the apex of a DNS domain?


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


Entering US via car/land border on 90 day ESTA, exiting after 90 days via air/plane, re-entering via land to begin another 90 days

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


The repository 'http://ppa.launchpad.net/t-tujikawa/ppa/ubuntu xenial Release' does not have a Release file

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


Could this be a Plot Flaw - No use of Dumbledore Portrait in Headmaster's Office

Why Dumbledore kept mum until the very end of the "Deathly Hallows"?


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


I'm having trouble using citation styles in BibLaTeX

Biblatex with Biber: Configuring my editor to avoid undefined citations


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


Clicking bar@reputation graph, reputation changes wrong


Difference between Primary Key and Unique Index in SQL Server

What is the difference between Primary Key and unique key constraint?


Generate a large number of the same byte

How can I put a bit mask on /dev/zero so that I can get bytes other than zero?


automatic determination of the correct number of required clusters in text mining using R

How to decide on the correct number of clusters?


In Minecraft PE, is it possible to get on a server created for PC or can I only connect to PE servers?

Can Minecraft Pocket Edition play with a desktop Minecraft?


How to run a background task in a servlet based web application?


What follows if we fail to reject the null hypothesis?

If we fail to reject the null hypothesis in a large study, isn't it evidence for the null?


Can the Enlarge/Reduce and Catapult spells be combined to hurl boulders?


Setting a user to login automatically via the command line

set password to not asked on login via the command line


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


Can't get java to recognize when input is 'quit' which is supposed to end the loop/program


How do I call emergency services for someone in Ireland when I am in the US?

How to make an international emergency call?


Declaring the same variable name in a loop

What is the scope of variables in JavaScript?


How to find WPS Spreadsheet exe, located in wine (lubuntu 16.04)?

How to search entire hard drive for a file?


Import Error in Python Textbook Sample Program

Why does this work in the Python IDLE shell but not when I run it as a Python script from the command prompt?


Ubuntu 16.04 unmet dependencies won't install

How do I restore the default repositories?


jQuery : remove element except inside element


Is there a way to have Cycles skip rendering alpha?


Is there a difference between single and double quotes in Java?


I can't open command line from login screen

Switching between virtual console and GUI


Where can I ask a question about employment?

Where do I ask a question about a possible career path?


Ubuntu installed, but GRUB not showing up

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


Can't specify the 'async' modifier on the 'Main' method of a console app


Is there a way to advocate for the removal of a "duplicate question" declaration?

Someone flagged my question as already answered, but it's not


My android app crashes when trying to send data to a webserver

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


About Lovecraft's style to start a sentence with 'For'

Using 'for' as a coordinating conjunction at the beginning of a sentence – is this acceptable?


How to identify and remove unnecessary files from Windows Driverstore?

How do I delete folders from the Windows 7 DriverStore?


best book for real analysis for undergraduate

Good book for self study of a First Course in Real Analysis


upload images through php using unique file names


git: find a filename of a specified object file


How to export model with custom material?


Does unopened whole wheat flour have to be refrigerated?

Does white whole wheat flour need to be refrigerated?


Eliminating Special Characters From a SQL Server Query

How to strip all non-alphabetic characters from string in SQL Server?


Set custom keyboard for android application

Custom 'Keyboard' built in an application on Android


How to avoid "Unknown audio device" prompt


Strange color noise in diffuse direct at material edges


About the point $P$ inside a square $ABCD$ satisfying $BP = BC$ and $\angle APD = 90^\circ$


Possible to "build world" in FreeBSD without root?

How to build a custom FreeBSD release without root privileges?


how to do an if statement with multiple conditions


Why cant I watch Netflix on this OS (Ubuntu 14.04)


Why does English spelling use silent letters?


How to change snooze times in Gmail’s new (2018) web interface?

Customise default snooze time in Gmail 2018?


Number of all finite sequences from a set?

Is the set of all finite sequences of letters of Latin alphabet countable/uncountable? How to prove either?


How to get my old coc account back using play games

How do I recover my old Clash of Clans (COC) game save & base?


Prove that if $\sum |a_n|$ converges, then $\sum a_n^2$ also converges.

Prove that if $\sum{a_n}$ converges absolutely, then $\sum{a_n^2}$ converges absolutely


Is there a way to construct a function which is it's own $n$'th derivative (cyclic)?

Which function (s) is(are) the k-th derivative of itself?


Dual-boot. Windows 10 and Ubuntu 18.04 on different drives

Dual Boot Windows 10 and Linux Ubuntu on Separate Hard Drives


How can (or should) I reference basic physics equations?

How far back should one go in citing classic works?


Add profile name field into the user page

How can we edit www.example.com/user page?


What DPI/PPI should a 4 by 6 meter outdoor billboard be designed at?

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


use def exception cannot be converted to throwable error

Exception cannot be converted to Throwable


macos wakes up from sleep very slowly when internet connection is also slow

How to stop Catalina from contacting Apple servers when executing programs?


Create a separate frame for JProgressBar


Changing a user's password within a script doesn't work

Why can't cron job find basic Linux commands?


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


Troubleshooting inability to execute onclick handler

What is the scope of variables in JavaScript?


Errors in installing octave in ubuntu 16.10

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


Determine highest .NET Framework version

How do I detect what .NET Framework versions and service packs are installed?


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


How does light interference explain colour mixing?

What determines whether colors you can't see are visible or not?


Range of Validity of a Number Theory Corollary

Show $GCD(a_1, a_2, a_3, \ldots , a_n)$ is the least positive integer that can be expressed in the form $a_1x_1+a_2x_2+ \ldots +a_nx_n$


Give examples of compact spaces $A,B$ such that $A\cap B$ is not compact

Intersection of finite number of compact sets is compact?


Assigning incrementing id for each feature group in attributes with QGIS expressions


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


Sci-fi novel where humanity establish a colony with medieval technology

Sci-fi book where humanity is rebuilt on a new planet after being wiped out


How to divide list into 3 sections that are equal in length(sort of) - Python

How do you split a list into evenly sized chunks?


svn: '.' is not a working copy directory


C# mysql newline on insert turns into a square in text column


Overview of basic results about images and preimages


Python - printing on the same line after using format string


Loop variable value not correctly passed to task


How to restrict the number of elements in python lists

Create a list with initial capacity in Python


Would this battery/solar powered esp32 weather station work?


Where is the bug in this implementation of a Binary Search Tree?

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


What does Bell's Theorem really violate?

What combinations of realism, non-locality, and contextuality are ruled out in quantum theory?


Backup without free space in not recognized partition


Arcmap reads column of integers in .csv as strings instead of numbers

Preparing CSV files for use in ArcGIS Desktop?


How to prove that $\mathbb{Q}$ ( the rationals) is a countable set


How do you use cumulative frequency percentages to find percentiles?

How to find the 25th, 50th, and 75th percentiles also know as the 1st, 2nd, and 3rd quartiles of the data-set?


How to extrude an irregular shape into a cylinder?


Why does the "Unanswered Questions" tab show questions that have answers?


Starter's book on Quantum Mechanics (more general and simple books than full QM textbooks)

What is a good introductory book on quantum mechanics?


Copyright year of Android App out of date


Maximum value of $\int_0^1(f(x))^3 dx$ if $|f(x)|\leq 1$ and $\int_0^1 f(x)dx=0$.

Finding the maximum value of $\int_0^1 f^3(x)dx$


Terminal does not accept any input when ask for a password

Nothing shows up in the terminal when I type my password


Fatal Exception: java.lang.NullPointerException error occured randomly while using application

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


Unable to extract the all the occurence of pattern match

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


Configuring tkinter for python3.4.3 Problem

ImportError: No named '_tkinter', please install the python3-tk package


How do I revert to the pathbar after the address bar is visible in Nautilus?


How was this answer posted after this question was closed?


Problem occured when install numpy for python3.4 on ubuntu

Install Numpy for Python3.4.0 on Ubuntu 14.04.01 LTS


Provide review capabilities in the Stack Exchange native mobile application


Remove elements from object in Javascript/Angular

How do I remove a property from a JavaScript object?


Prove $f(z)=c$ when $\operatorname{Re}(f)$ has an upper bound ($f$ is analytic)

An entire function whose real part is bounded must be constant.


What's an expression for a cunningly-fake friend?

What is a word that means "someone who pretends to be your friend but is actually your enemy?"


Sampling from marginal distribution using conditional distribution?


Enable/Disable in USB Programmatically: Android

how to programmatically enable and disable USB in android Application


How use Instruments and display the console in Command Lines applications


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


How do I get and modify the source code of packages installed through apt-get?


Why cannot Wubi install Ubuntu as a primary install?

What's the difference between Wubi and a regular "alongside Windows" installation?


Continious map from $\omega_1$ to $\mathbb{R}$.

show that every continuous real-valued function defined on $S_{\mathbb{\Omega}}$ is eventually constant


Repeating “will” for two verbs with “and”


an error when I load a form the first time


How can I install a pacman package on Ubuntu 18.04?

Can I install Portage, Pacman or other package managers on Ubuntu?


How to shrink Windows 7 boot partition with unmovable files


Creating table in Oracle yields a "Missing right parenthesis" error

How to create id with AUTO_INCREMENT on Oracle?


Image looks embossed when converted to SVG


Is there a way to call an object's overridden base class methods?

Can I call a base class's virtual function if I'm overriding it?


How do I obtain the hellfire ring materials

Where are the key wardens and where are my Infernal Machines to create a Hellfire Ring/Hellfire Amulet?


Need to add <!-- before a tag in an xml file using shell

Replace Tag of and xml file after pattern matching using shell


Different output in GCC and Borland Turbo C for printf() statement

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


My conjecture $\int_{0}^{1}{x^n-1 \over \ln(x)}dx=\ln(n+1)$

What is $\int_0^1\frac{x^7-1}{\log(x)}\mathrm dx$?


Locate the index of largest value in an array python

Pythonic way to find maximum value and its index in a list?


How to extract date from string in Python


Doing both business and pleasure activities on a pure B1 visa

Travelling to the US on B1 visa without a business purpose


Allowed Memory Size of *** Bytes Exhausted

Allowed memory size of 33554432 bytes exhausted (tried to allocate 43148176 bytes) in php


Why have I earned the "supporter" badge without any activity?

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


windows boot loader does not detect ubuntu

Installing Ubuntu 13.04 after installing Windows 8


How to change which image from website is shown in Google search result?


Texas Holdem confusion on winning hand in recent game played

How do you determine the winner of a hand?


There're Stack Overflow, Server Fault, and more -- where should I ask my question?

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


What word to choose as the opposite of "self-aware"?


Setting permissions for /var/www/mysite?

How to avoid using sudo when working in /var/www?


Why will my remove function find strings but not ints?


A question on the proof of 14 distinct sets can be formed by complementation and closure

Prob. 21, Sec. 17 in Munkres' TOPOLOGY, 2nd ed: Closure and complementation can result in at most 14 different sets


how to interrupt a thread which is waiting on recv function?


Remove characters in string before specific symbol(including it)

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


The game is running but it gives me Object reference not set to an instance of an object error on console


How to calculate the cumulative density function of a sum of random variables in C++?


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

Improper integral from 1 to infinity $\Rightarrow$ integrated function converges towards zero?


What address should the client connect the socket to

What causes the 'Connection Refused' message?


Is there a list of error codes for Minecraft?


Philippines passport holder transit visa

Layover at Narita, Japan. Do I need a transit visa?


How to make a test class for a scheduled apex class?


Inserting two list of variables into a dictionary

How do I convert two lists into a dictionary?


Why does this process generate the factorial of the exponent?


How do you make every text display perfectly in the center of the image?


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


Why is $\mathbb{Q}(\sqrt{2})$ not isomorphic to $\mathbb{Q}(\sqrt{3})$?

Is $\mathbb{Q}(\sqrt{2}) \cong \mathbb{Q}(\sqrt{3})$?


Intuition on the Kullback-Leibler (KL) Divergence


How does the C compiler interpret the following code sequence


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


Auto-renewable subscriptions supported iOS version

What is the minimum target iOS version for auto-renewable subscriptions?


Want to know the font and styles used in these notes

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


Add timestamp to two different columns in Google Spreadsheets


iOS app including Facebook SDK rejected because of advertisingIdentifier

app rejected because of advertisingIdentifier in Facebook SDK and Flurry SDK


Inner regularity of Lebesgue measurable sets


What is the difference in Python print with single (') and double (") quotation marks?

Single quotes vs. double quotes in Python


PHP Override function inside class from outside

Is it possible to replace (monkeypatch) PHP functions?


MySQL Error 1093 - Can't specify target table for update in FROM clause


LNK2019: unresolved external symbol public

Why can templates only be implemented in the header file?


How to use manual partitioning during installation?


Is the set $A=(sin(nt))_{n=1}^{\infty}$ totally bounded?


Is it possible to compare two Func variables (not expressions) in C#?

Most efficient way to test equality of lambda expressions


Application of Baire category theorem on functions

A classical problem about limit of continuous function at infinity and its connection with Baire Category Theorem


What are some good profilers for native C++ on Windows?


Proof of the Reverse Triangle Inequality


How can I configure Juju for deployment on OS X?


Tag info not updated regularly on profile?


How do you create a persistent Ubuntu USB so I can boot anywhere I want

How to make an USB Ubuntu installation more compatible with different computers?


Is there a way to circumvent windows path length limits without disabling it?

Long path file successfully copied but cannot open in Windows 10


Parallel Sequential Scan on SELECT statement, but not on SELECT ... INTO

Insert result of a parallellized select query into a table, in Postgresql


Prove that the given set $E_0$ is measurable

The set of convergence of a sequence of measurable functions is measurable


Random Forest Regression - Coping with extreme values

How are Random Forests not sensitive to outliers?


In a simple battery + resistor circuit, what form of energy is lost from the electrons upon exiting the resistor?


Is there a way to recover all bookmarks in chrome after formatting PC?

Recover data from full format on NTFS partition


Can FinancialForce affect my test coverage?

How to handle installed Managed Packages failing tests?


What nVidia Driver for RTX 2080 in Ubuntu 19.10 to solve system freeze and pixel problems?

Swapfile size is 2G. What would be the best size to allocate to it?


Flawed proof that all positive integers are equal


Java calculator program inputting only one dot with each decimal number after any operator


Too little space between wrapped text and the line below it


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


Prove that there is not a retraction of the Möbius band to its boundary

Retraction of the Möbius strip to its boundary


Remove tick labels, but retain tick marks in RegionPlot (and related functions)


How to store Java Date to Mysql datetime with JPA


Why should I use virtual and override when it can be done by implement that parent class function in child class with same signature?


Usage of "the" prefix where it doesn't seem to be grammatically correct


Is there an Ubuntu theme available to make it look like Windows 7?


system mounts /dev/loop0 on /snap/core/3604 and it's 100% full, where is it coming from?

How do snaps work exactly and why are they mounted?


Changing a global variable inside a function


Creating new vector which is "inverse" of existing vector (e.g. water surrounding island) in QGIS


Get exact syntax of javascript base functions

Where can I find javascript native functions source code?


Flagging options for a question are hidden with Android browser

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


Homology of quotient space of $S^2$ under the identifications $x \sim -x$ for $X$ in the equator $S^1$.

Homology of $S^2/x\sim -x$ for $x$ on the equator


How to validate an email address using a regular expression?


Is there a way to write with FTP using the Finder

Can I edit content on an FTP server through Finder?


How to burn ubuntu ISO to local drive in window and then boot from it?

Installing Ubuntu from a partition on internal drive


How to prove $\sum_{k\leq n}^{n} \binom{n}{k}= 2^n$ by induction

Proving the total number of subsets of S is equal to $2^n$


HTML table with 100% width, with vertical scroll inside tbody


Sudden gvfs error when issuing la command

ls: cannot access .gvfs: Permission denied


Looking for solo (one person) RPGs - do they exist?


Dialog.Close() in MVVM context without error message

How do I exit a WPF application programmatically?


Has J.K Rowling Ever Commented/Approved On The Position Of The Hogwarts Courtyard?

Flitwick's office: thirteenth window from the right of the West Tower, looking east or west?


How to insert a linkedin logo to my document that also acts as a link to my profile

How to insert an image that also acts as a link


Possible to keep a window in all virtual desktops?

Pin applications to multiple desktops in Windows 10


How do I see who Retweeted my tweets - 2013 edition


Is it possible to add checked bags during connecting stops?

How can I determine if it is possible to check luggage during a layover?


how to change the onclick javascript button to lightning component?

How to do a javascript button in Lightning?


Softening meat with the vinegar / lemon / onion / pineapple etc. How does it work?


How to check string condition in Android


Print the key for the maximum out of data set

Getting key with maximum value in dictionary?


Why can a neutral pion decay into 2 photons but not one?

Why can a particle decay into two photons but not one?


How do I get information for all the versions of a particular package in Ubuntu?

Is there a tool/website to compare package status in different Linux distributions?


How can I set footnotes to different font and size to main text?


How to compute $k$'th roots $\!\bmod n$?


Warning: session_start(): Cannot send session cache limiter - headers already sent

How to fix "Headers already sent" error in PHP


getting marathi data from request.getParameter

How to pass Unicode characters as JSP/Servlet request.getParameter?


Cannot uninstall internet explorer 11 (windows 7)

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


Prove that $B[x] \cap B[x^{-1}]$ is integral over $B$


why identity number in ef jump to a big number?

Identity increment is jumping in SQL Server database


How can I get the name of functions dynamically


How to find the Android version name programmatically?


Is $\sqrt x$ continuous at $0$? Because it is not defined to the left of $0$


Seeking shapefiles of business locations


How to enable password for administrator user account

How do I reset a lost administrative password?


Novel(s) about a young women that survives an apocalypse and turns into a dragon?

Story ID: A pre-teen girl who is a genius crosses the country in a van


How to use GeoJSON from Geoserver in Leaflet?

How to add Geoserver WFS to Leaflet JS Application


Ways to Install and uninstall programs in deb format


C program to convert Fahrenheit to Celsius always prints zero


Prove that the additive groups $\mathbb{R}$ and $\mathbb{Q}$ are not isomorphic.


Thunderbird Email application does not start

After upgrade to 20.10 Thunderbird stops with parsing error


How can one demonstrate that sponsor's fund will be available to the applicant?

Should I submit bank statements when applying for a UK Visa? What do they say about me?


Input losses jquery keybind when appended

Event binding on dynamically created elements?


Is hole in semiconductor really positive?

What are "electron holes" in semiconductors?


Is there going to be a Popular Profile badge?

New badge proposal based on number of profile views


Why is there a controversy on whether mass increases with speed?


Cross-thread operation not valid: Control 'textBox1' accessed from a thread other than the thread it was created on


Is there a CSS selector for elements containing certain text?


terminal ask password but I cannot type nothing

Nothing shows up in the terminal when I type my password


Links in site profiles stripped from network profile


Is it possible to play video using Avplayer in Background?


A tool to add and complete PHP source code documentation


'node app.js' command giving me Error: Most middleware (like logger) is no longer bundled with Express


Why can't this be done with Master Theorem


Show $\sqrt{1+\sqrt{2}}$ is algebraic over $\mathbb{Q}$ with degree $4$

Degree of the extension $\mathbb{Q}(\sqrt{a+\sqrt{b}})$ over $\mathbb{Q}$


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

Can a level 1 Warlock Cast a 4th level spell from 8th level Sorcerer with their warlock pact magic spell slots?


Was my question closed because it should be a community wiki?

Give each site a parallel site for polling, recommendations and subjective-ish stuff


Jointly Complete Sufficient Statistics: Uniform(a, b)


Show that $\Phi_{p^n}(X)=\Phi_p(X^{p^{n-1}})$ with $p$ prime.


A problem based on counting in Quantitative aptitude

Count the number of fish caught in total if we are given the number of fishermen who caught at least $n$ fish.


example from physics where the action of the physical trajectory has a saddlepoint?

Confusion regarding the principle of least action in Landau & Lifshitz "The Classical Theory of Fields"


Where to start with statistics for an experienced developer


Some website pages not indexed by Google although followed the recommended steps

Why isn't my website in Google search results?


What is the $d/dt$ in the Schrödinger equation?


What's the difference of the 3 AFNetwork SSL modes: AFSSLPinningModeNone, AFSSLPinningModePublicKey and AFSSLPinningModeCertificate

How to compare SSL certificates using AFNetworking


Is there an elementary proof that $n \mid \phi(p^n-1)$?

$n$ divides $\phi(a^n -1)$ where $a, n$ are positive integer.


Is it possible to enter tabular data in Mathematica?


calculating micro controller power consumption

What is the best way to estimate the power consumption of an Atmega328p microcontroller?


How can I completely remove files of Anaconda as it is not installing properly?


How to get the error information after run a wrong expression


How does an inet_aton() is used to convert IP address to binary form

How to convert standard IP address format string to hex and long?


Installing Ubuntu, It cannot find the root file?


What are the advantages for certain types of transformers?

Y or Delta connections advantages / disadvantages


Links don't show up in plain-text email of mod messages

Plain text version of emails does not contain any links


OLS Estimate of Random Walk coefficient - what assumptions are violated?

Estimation of unit-root AR(1) model with OLS


Can we get the Gnome3-Extention: Pixel-saver to be added into Ubuntu 17.10? How can we petition for this addon?


gdalwarp UTM Zone 1 to WGS84 - fails to transform

How to stop gdalwarp creating world-spanning outputs near the dateline?


macOS Sierra "System" files eating up disk space

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


Can't install htmlhelp.exe (HTML Help Workshop) because of error on Windows 10

How to run a program with admin privilege


Turn a list into a list which each item has multiplicity 1

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


How can I fix my script to avoid “[Yes: command not found”?

if...else...if statement (command not found error)


Point location And Distance between two 3D skew lines


How to get hold of the currently running instance of IE

Referring Internet Explorer - Using Internet Explorer Object Model


Convergence in distribution implies convergence in probability to 0

Proof verification : $X_n \to X$ in distribution, $Y_n \to 0$ in probability $\implies$ $X_nY_n \to 0$ in probability


Why Clone Troopers changed to Storm Troopers?

Why did the Empire discontinue the clone trooper program?


Split a comma-delimited string into an array?


How to identify the creator of the temporary table in SQL Server 2005

Find which session is holding which temporary table


How do you address a question that's been flagged as a duplicate?

Someone flagged my question as already answered, but it's not


Why do electrons form Cooper pairs below certain temperature?

How does a phonon cause two electrons to attract each other and form a cooper pair?


Windows script/application to convert GPX to KML?

Command-line utility to convert GPX into KML?


How light is able to choose the path to take?

How does light know which path is fastest?


Math symbol question: Vertical bar for ''evaluated at ...''


After two visa refusals, how do I explain why I want to go to Portugal?

Schengen Visa Refusal: Justification for the purpose and conditions of the intended stay was not reliable


Modelling a building from image that is not flat

How can I recreate geometry using a photograph?


Moderator diamond missing on community wiki posts

Diamond is not shown for mod name under wiki posts


show this function have this $2f(\sqrt{xy})=f(x)+f(y),\forall x,y>0$

Functional equation $f\left(\frac{x+y}{2}\right)+f\left(\frac{2xy}{x+y}\right)=f(x)+f(y)$ implies $2f(\sqrt{xy})=f(x)+f(y)$


Why must the cent sign come after the value?

Why is the unit of measure placed before the value for currencies? Are there other measures where the unit precedes value?


how to install a tar file with a command?

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


How to escape ampersand in \acro command?


T-SQL : Searching values in several table


ubuntu 14.04 wont boot after installation

Can't boot into Ubuntu in Windows 10 / Ubuntu dual boot


How does the "tail" command's "-f" parameter work?


Replacement for deprecated sizeWithFont: in iOS 7?


Proof of the inequality $||a+b|^p - |a|^p| \leq \epsilon |a|^p + C_{\epsilon} |b|^p$


TV series about two partners who had a time-travelling pocket watch, went back and met Edison


How to testfor player holding a a certain amount of specified item

How to test for an hold item name in Minecraft?


Apache - Phantom long requests returning 408?

What could be using an HTTP request method of "-"


if $\int\limits_a^bf(x)dx=0$ for all rational numbers $a<b$, then $f(x)=0$ a.e

$\int_a^b f(x)\mathrm dx=0$ for all $-\infty<a<b<\infty$ a,b rational implies $f=0$ a.e


gnuGPG : decrypting an encrypted file does not require password

Gpg symmetric decryption reduce the passphrase remember time


How to automatically mount swap partition?


Why does my Ubuntu 13.04 VPS say it has a 2.6.x-series kernel?


Why when I change a drop shadow do all my drop shadows change?

Layers with different directional drop shadows in Photoshop


Is there a word for when you/someone seeks help with a problem from someone else, but then the problem is resolved/gone when the helper arrives?

Is there a term for an issue or activity that occurs only until the moment that you ask someone else to watch?


When Americans say someone has ''no accent'', what do they mean exactly?

Where is standard American English derived from?


How to Pass an Object Method as a Parameter in Delphi, and then Call It?


How to remove some words after a specific character in a list in python

How to get the filename without the extension from a path in Python?


How to resize the AVD emulator (in Eclipse)?


Using SRTM Global DEM for Slope calculation?


ConcurrentModificationException: Exception in thread

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


$\arctan (x) + \arctan(1/x) = \frac{\pi}{2}$

Are $\mathrm{arccot}(x)$ and $\arctan(1/x)$ the same function?


Continuous gradient over multiple shapes

How do I apply a gradient across multiple objects in Illustrator?


What rule governs "panic->panicking" and why? Would it apply to all -ic verbs?

Relic as a verb: why the spelling relicing, reliced?


How do i get rid of this red dotted rectangle?

How To Delete This Red Box on My Screen?


What is focal length and how does it affect my photos?


Does it make a difference if your URL path ends in a trailing slash or not?


Windows Terminal haves 256 color support?

How to print colored text to the terminal?


Having problem with Shared Reference in case of Lists

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


Do I need a transit visa for India If I have a 19 hour of layover in Delhi Airport with Air India?

How to transit through Delhi without a visa?


What is the way to give bitter medicine to a 2 year old child?

How to give a medicine with really bad taste


Can ordered list produce result that looks like 1.1, 1.2, 1.3 (instead of just 1, 2, 3, ...) with css?

How to achieve decimal numbering in ordered lists?


java unwanted symbols after reading from file


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


Can you attack with different weapons using Extra Attack?

Can you attack with more than one weapon when using Extra Attack?


Calculating the integral of an infinite product


Pie Chart without labels in beamer using pgf-pie


Smart object anti aliasing Photoshop CC 2015

Rough Smart objects problem in Photoshop


How to choose input video device for webrtc?


Validity of conditional statement when the premise is false.


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


Get data from mysql between two timestamps

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


How to find a matrix with characteristic equation?

Determining a matrix from its characteristic polynomial


Making a computed property dependent on all the properties of another object in emberjs


What is the fast way of getting an index of an element in an array?

How to find the index of an element in an array in Java?


Inserting values from textfield in to database

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


Evaluate $\int\frac1{1+x^n}dx$ for $n\in\mathbb R$


Can I have multiple question marks in one sentence?


In which metric spaces being closed and bounded implies sequentially compactness?

Are there more general spaces than Euclidean spaces to have the Heine–Borel property?


Why is my Java code giving me a NullPointerException error?


How to save CSS changes of Styles panel of Chrome Developer Tools?


Need two excel windows side by side, on different monitors


Regular Expressions (Regex) e-mail validation

How to validate an email address using a regular expression?


Trying to open a new FXML file dynamically from Controller class in JavaFX gives error


How to stretch all UV faces to fill canvas?

How can I stack all faces of an object on top of each other in the UV Image Editor?


Translational Energy levels in Quantum Mechanics

Validity of naively computing the de Broglie wavelength of a macroscopic object


php - trying to print some special characters


Calling python script from crontab with activate


Show that $G =\langle x, y \space | \space x^2=e=y^2 \rangle$ is infinite

A group is generated by two elements of order $2$ is infinite and non-abelian


How to reroute console.log to document.write

JavaScript Document.Write Replaces All Body Content When Using AJAX


How to define a new lable type such as fig and tab for a new float?

Understanding how references and labels work


How can I reliably determine if a file is an image file?


Formula for calculating $\sum_{n=0}^{m}nr^n$


Understanding floating point multiplication under different representations


Use of "Proper" as a postpositive adjective


How can I minimize Thunderbird 60.2.1 to tray after "MinimizeToTray revived" add-on stopped working?


Getting text from a link by finding an image in the same table row

Is there an "exists" function for jQuery?


How to detect that a voltage source is not powered?

How to tell if mains voltage is on with microcontroller?


Why can't we use van-Kampen's theorem directly on the Hawaiian earring?

Why does Van Kampen Theorem fail for the infinite earring space?


Need the JAR file for a javax.servlet.http.HttpServletRequest

How do I import the javax.servlet / jakarta.servlet API in my Eclipse project?


How to use one of the 2 context filters in a view (with an OR)?

OR condition in Views Contextual Filters


How to learn and use SharePoint Server 2013?

Cannot get started with learning SharePoint 2013


what is the difference between “make of” and “make from”?

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


Showing that 2-Sylow subgroups intersect trivially


Boot of Windows 7 from GPT disk on non EFI motherboard

Is there any way to boot Windows 7/8 using BIOS on GPT?


Making a right-angle mark using the `calc` package in `TikZ`

Projected coordinate in TikZ is not properly placed


Dimension of direct sum of vector spaces

Dimensions of vector subspaces in a direct sum are additive


How can I reset or revert a file to a specific revision?


What's the purpose of Equals in IEqualityComparer

Why is it important to override GetHashCode when Equals method is overridden?


Reference - What does this error mean in PHP?


Parsing JSON containing new line characters


What do square brackets mean without the "if" on the left?

Why does parameter expansion with spaces without quotes work inside double brackets "[[" but not inside single brackets "["?


Illustrator: Rotate list round each center


Can't have (been) V.S. couldn't have (been)


Gmail stop redirecting me to Google Inbox


Why we can't do List mylist = ArrayList();

Is List a subclass of List? Why are Java generics not implicitly polymorphic?


SUID-bit not working for executables within /tmp directory


C# Regular Expression - find groups in text with a separator


Using apps on one device with different Apple ID's


Windows folder and User folder only 10% of disk usage

How can I visualize the file system usage on Windows?


Get host and contextroot in class without HttpServletRequest

Finding your application's URL with only a ServletContext


Dealing with errors and resuming the code after one


Return from Javascript function with jquery post

How do I return the response from an asynchronous call?


Is the .minecraft folder hidden on a Mac?


Is every buildable set that exists, by Extensionality, unique in ZF Set Theory?

How does the Axiom of Extensionality prove the uniqueness of Specified sets?


What are the sim card options in Belarus for a tourist?

How can I find the cheapest prepaid SIM card for a given country?


Trying to install Ubuntu 12.04 from USB but when booting it shows unknown keyword in 'SYSLINUX configuration file.

Not booting from USB or CD (SYSLINUX Message)


Does a simple wire antenna need a 50 ohm transmission line?

Is this how you PCB trace a 50 ohm impedance transmission line for an RF antenna?


"His mathematics are weak" - grammatically correct?


Comparing JavaScript dates while ignoring time of day


Local APT repository for specific packages


What are the possible ways to make a custom type as a possible key for a map

How can I use std::maps with user-defined types as key?


Do sentences need to remain grammaticaly correct if text in parentheses is ignored?


What modern camera bodies can use Minolta Maxxum Lenses?

Can I use Minolta Maxxum lenses with Sony Alpha cameras?


Postfix acting as spam server. Looks like it's part of a botnet, spam messages being sent to customers

How do I deal with a compromised server?


Two apparent contradictions in SR involving time dilation and length contraction


What is difference between field level security and field accessibility

Newbie Q: Is "Field Level Security" the same as "Field Accessibility"?


Doing division on a Decimal returns 0 when trying to return a percent


Print out elements from an array with a comma between elements except the last word


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


How get next date by passing current Date in java

How can I increment a date by one day in Java?


Why does adding positive and negative double values in different order produces different result?


Is the distributive law of multiplication valid when the number of terms are variable?

Where is the flaw in this "proof" that 1=2? (Derivative of repeated addition)


Compound subject whose parts are joined by "and" and verb agreement : when is the singular correct?


MariaDB won't start on Ubuntu: Can't lock aria control file


Deleting Triggers/Classes from Production


Can't edit the size of the mesh in object mode


MYSQL delete duplicate record in same group and keep only one

How do I delete records in MySQL and keep the lastest date


Product of any two arbitrary positive definite matrices is positive definite or NOT?

Positive definiteness of the matrix $A+B$


NullPointerException when using Struts fileuploading

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


Schema for large amount of machine's sensor data variables

Database redesign opportunity: What table design to use for this sensor data collection?


Is it possible to frame a group of cells?

Framing a combination of cells in the notebook


How to test if a string is basically an integer in quotes using Ruby


Application name at startup in colourful text and proper pattern in console


Should I let Google index tag archives on wordpress?


Do I have to give my mailing address to create a certificate?

Can I obtain trusted SSL certificates without giving out personal information?


Java null pointer Exception in android studio


Advice on applying for Economics graduate programs with a low GRE

How does the admissions process work for Ph.D. programs in the US, particularly for weak or borderline students?


Examples/references for not changing tense when using reported speech


How to debug Django unittests with PyDev?

How to run django tests in Eclipse to make debugging possible, but on test database


How to hide/remove left side dock in Ubuntu 18.04 LTS?


Calculus 2 integral $\int {\frac{2}{x\sqrt{x+1}}}\, dx$


Using ML algorithms like decision trees, support vector machines, neural networks for panel data

machine learning techniques for longitudinal data


A block in understanding a proof of Sylow's Theorem


Show that the equation $x^2+y^2+z^2=x^2y^2$ has no integer solution,except $x=y=z=0$

Find the integral solutions to $ x^2+y^2+z^2=x^2y^2$


How can we count/list all files opened by a specific program/COMMAND?

Discrepancy with lsof command when trying to get the count of open files per process


Does $1.0000000000\cdots 1$ with an infinite number of $0$ in it exist?


How to put executable to /usr/local/bin?

How to run scripts without typing the full path?


Copy cell from a coloumn if value is starting with #excel #formula

Fill non-contiguous blank cells with the value from the cell above the first blank


How do I copy the results of a calculation without copying the formula behind it? Open Office Calc

Copying just text, not formulas, in OpenOffice Calc


java.lang.IllegalStateException: Illegal attempt to set ViewHandler after a response has been rendered


How to block all USB storage devices in Ubuntu


Python - How to concatenate to a string in a for loop?

Most Pythonic way to concatenate strings


Snap, two options to install the same app?

If a package is available as both a deb and a snap, which method is preferrable?


Loops around 0 of polynomial restricted to the unit circle

Image of complex circle under polynomial


fill 100vh with 2 elements which have fixed and dynamic height

Make a div fill the height of the remaining screen space


How to make this unbreakable - Minecraft 1.14.2 replaceitem Command

How do I combine the NBT tags from two separate commands?


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


undefined reference to c++ class constructor

Why can templates only be implemented in the header file?


Rotating symbols per attribute value in QGIS?


What is the default root password when was never set at installation time?


If abstract classes can not be instantiated, exactly, what is this code: ABS clsAbs = new ABS () {


Loading a class file immediately AFTER startup

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


NullPointerException When Launching Task in Spring Cloud Dataflow - in Kubernetes Environment


How to modify the page at admin/structure/types?

Can you change the list builder class used by an entity?


How to calculate the surface area of a normal chicken egg by using calculus?

How can I find the surface area of a normal chicken egg?


Subspace of the real matrices generated by the matrices of the form $AB-BA$

Determining the dimension of span$\{AB-BA : A,B \in M_{n \times n}(\mathbb R) \}$


Is there a way to remove community wiki status?


In java method why we need to initialize a variable if we want to return it

Why are local variables not initialized in Java?


How to expand root partion in Ubuntu 19.10


How to use Pipe Symbol through exec in Java

How to make pipes work with Runtime.exec()?


How can I play my video files on the Xbox One?


Calculate variance from mean and variance of bins

How to calculate the variance of a partition of variables


How to make a ISO out of a folder containing Windows Setup Files

How to make a ISO file out of a folder containing Windows setup files


I want to stop an installation on terminal

How do remove the CD / DVD install as a source for apt-get packages when installing new features?


Simple frame by frame video decoder library


How to logout an user from connected app?

How to logout an user from the connected app?


Do immature fruits perform photosynthesis?


"factory for producing aluminium strips" VS "factory to produce aluminimum strips"

"To do this" or "For doing this" to start explaining something?


Transfer of valid Canadian visa to new passport

Can I travel to Canada with valid visa on old/expired passport?


Does $ak \equiv bk \textrm{ mod }m \implies a \equiv b \textrm{ mod } m$?

$d = \gcd(c,m),\ ac≡bc\pmod{\! m}\Rightarrow a≡b\pmod {\!m/d}\ $ [Congruence Cancellation & Division Rule]


How do I wait for networking before running a script?

Debian - how to run a script on startup as soon as there is an internet connection ready for use?


How can I fix my Dell laptop's wireless connection?


How can I create an UnsubEvent using AmpScript in a Landing Page


How can I go back to Mountain Lion from Mavericks

Roll back from OS X Mavericks ( or any newer OS) to Mountain Lion


Border rendering suddenly not supported by sequencer & odd problem with rendering


the requested resource is not available with servlet

Servlet returns "HTTP Status 404 The requested resource (/servlet) is not available"


Is it possible to install Windows 7 alongside Ubuntu and windows 10 dualboot?


How to validate phone numbers using regex


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


Adding numberless chapters to the table of contents


Investing in a leveraged index ETF for retirement.  Risky?

Why are daily rebalanced inverse/leveraged ETFs bad for long term investing?


Creating if statement of url content in java


How is Newtonian gravity derived from the converse of shell theorem?


Windows 10 Clean Install and Windows 8.1 Product Key

Can I install the free Windows 7/8 -> 10 upgrade on a new empty drive?


Should I use the past tense or present tense?

Is it correct to say "What was your name?"?


Using Attribute modifiers to add armour to Elytra (MCBE)

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


Macbook5,2 -- Can't connect to WiFi (18.04.4)


How to apply css for html page in Iframe?


Show that $x^n + x + 3$ is irreducible for all $n \geq 2.$


get CSS value from stylesheet, with no element rendered, with js

How do you read CSS rule values with JavaScript?


How to create a formula for a recursive sequence?

Finding the limit of $x_1=0 , x_{n+1}=\frac{1}{1+x_n}$


Is there any way to parenthesize a part of an expression which is already typed, by using a keyboard shortcut or something?


Measure length of line to any point along line

FME - Calculate distance of point along a line


16.04 Cannot install anything from Ubuntu Software center

Problem with .deb packages on Ubuntu 16.04


How to produce the table flip emoticon (╯°□°）╯︵ ┻━┻?


myOpenID ending...what login should I use?

My OpenID provider is shutting down; how do I change my Stack Exchange login?


Script does not empty trash containing .deb files

Check my find/exec command before running


Why Electron Does Not Radiate In Bohr Orbits?

Why don't electrons crash into the nuclei they "orbit"?


Is there a way to fix "Attempt to invoke virtual method"?

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


Why the default user of Debian is not in sudoer list by default?

Why is sudo not installed by default in Debian?


Positive harmonic function with harmonic reciprocal must be constant

Positive harmonic function on $\mathbb{R}^n$ is a constant?


Why do the movement arrows move but the object doesn't move?

Can only move object origin in object mode, cant move the mesh


Emulate Windows key on Windows 10 touch keyboard

Windows-10 tablet onscreen keyboard arrows


Convergence of $\int_0^\infty $sin$ (x^p) dx$


$p^2+1=q^2+r^2$. Strange phenomenon of primes

Integral solutions of hyperboloid $x^2+y^2-z^2=1$


How to extract data for a specific area from OSM?


Problem with Toshiba satellite c55t-c5300


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


How do solve $\int\frac{2\sin(x)+3\cos(x)}{3\sin(x)+2\cos(x)}dx$?

Indefinite Integral with "sin" and "cos": $\int\frac{3\sin(x) + 2\cos(x)}{2\sin(x) + 3\cos(x)} \; dx $


Multiple regression vs propensity score matching for covariates in observational study

Survival Analysis, Cox Regression in randomized trial vs. observational study and propensity score matching


Unable to flag or vote on comments on moderator nominations

I can't upvote comments to nominations in the Ask Ubuntu Election!


Differences in meaning between present perfect and present perfect continuous

Is there any difference between Present Perfect and Present Perfect Continuous?


Are There Functions Where $(f\cdot g)^\prime$ is equal to $f^\prime \cdot g^\prime$?

When does product of derivatives equals derivative of products?


Best method to do a List Plot of two series with the same x-Axes

ListPlot multiple datasets over same x-values


Finding points of intersection of a function and x-axis

About multi-root search in Mathematica for transcendental equations


Passing array as pointer to function and using sizeof() operator

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


why would you ever put the resistor on the positive side

How does the current know how much to flow, before having seen the resistor?


SMTP mail error 452 4.3.1 Insufficient system storage


Unity will not load on boot, or via command line. Enabling in CCSM does not stick

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


the use of 'were' and 'was' when describing a situation


Is Multiple '/boot' partition required for different Linux OS?


Suppose $a \in \mathbb{C}$, $|a| < 1$, and $f(z) = \dfrac{z - a}{1 - \overline{a}z}$. How to prove dependence of $|f(z)|$ on $|z|$?

Is there anything special with complex fraction $\left|\frac{z-a}{1-\bar{a}{z}}\right|$?


How many visas do I need if I attend two conferences in Germany that are one month apart?

Schengen visa for two subsequent short trips: One visa or two?


How to customize the height of bootstrap navbar?


What is best tool to compare two SQL Server databases (schema and data)?

What is a free tool to compare two SQL Server Databases?


How I can customize a legend on pgfplots?


How to have Word keep list paragraphs together but not with the following text?

Word style "keep with next" except on last item


In Diablo 3 how to start single player mode?

How do you prevent friends from joining your game?


Who's the random kid standing in the gathering at the end?


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


How do I uninstal Ubuntu 20.04 LTS from dual-boot?


Why is the direction of a flame is always upward?


How do I mount, edit and repack an .img file?

How can I open binary Android ROM image files? (.img)


How to login and get root desktop environment in ubuntu 14.10


Getting nullpointer exception sending data from activity to fragment onCreate

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


Does brain size matters for the intelligence of an organism?

Is there a correlation between total neurons and intelligence?


Is it OK to ask and answer a general question?

How to correctly post a Q&A style question (i.e.self answer) without it failing minimal understanding


We square at the variance and SD is it due a link with to Gaussian function?

Why are we using a biased and misleading standard deviation formula for $\sigma$ of a normal distribution?


Lowering operator for spherical harmonics

SphericalHarmonicY does not seem to be an eigenfunction of the spherical harmonic equation


How does removing +1/+1 counters during combat affect abilities granted from having that counter?

If a creature loses flying after blockers are declared, is the block still legal?


Integrate $\int \frac{dx}{\sqrt{x^2-9}}$ by trig substitution

Integral of $\int \frac{dx}{\sqrt{x^2 -9}}$


XCOPY still asking (F = file, D = directory) confirmation


Why can't routers use MAC addresses instead of private/local IP addresses?


Evaluating the sum after reordering an infinite series $1-\frac {1} {2}+\frac {1} {3}-\frac {1} {4}+\ldots $


Integrating $\int_0^1 \frac {\log(1-x)\log^2(1+x)}x \mathrm{d}x$


gcc compiles with no error with no return type (even using -Wall)


Dynamically dimming individual LEDs in a lighting system


Remainder when $5^{5555}$ is divided by $10000$.

Modular exponentiation by hand ($a^b\bmod c$)


Detect the direction of balls after collision


cocos2d subclassing sprite to handle touch?


a multiple choice question on non-negative definite matrices

Three linked question on non-negative definite matrices.


Dash, top panel and title bars of windows are not being displayed

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


Difference between main(void) and main() in C


Java Maven project cannot find dependency

How can I create an executable JAR with dependencies using Maven?


Can I get System Variable path to read/write xml to?

How do I get and set Environment variables in C#?


How does Ctrl + K work in Stack Overflow?

Cannot understand how the Ctrl+K works in Stack Overflow


Python how to break out of all conditional loops when iterating


How is the Cofinite Topology on an infinite set even possible?

How can the empty set be open in the definition of the cofinite topology?


Did Captain Lorca arrange the prison transport incident in Context is for Kings?

Flying Dangerous for No Apparent Reason?


Couldn't understand how closure works in JavaScript


How to prove that: $\int_\Bbb R f(x)dx = \int_\Bbb R f(x-\frac{1}{x})dx$

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


Setting a global python variable within a function


How do I create a CacheFile object for a Mesh Sequence Cache modifier?


how to duplicate values of each row under each for n times?


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


Convert multiple images to a gif with cross-dissolve

Create video with 5 images with fadeIn/out effect in ffmpeg


How to delete to trash via terminal (with mv command)?

Command to move a file to Trash via Terminal


More realistic timings for evaluations with large outputs

Timing display of Graphics (Front End timing)


How can I remove duplicated tags (not synonyms)

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


I have an error after installation of Ubuntu 12.04 in display

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


Difference between INNER JOIN and , COMMA


Printing content of file from nth line to nth line [Shell Scripting]


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


"Convert.ToInt32" Behave Differently For Odd and Even Numbers

Why does .NET use banker's rounding as default?


bash scripts work fine when I run it from command line but not from cron

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


Is there an effective tool to convert C# code to Java code?

Where can I find a Java to C# converter?


How to Console.WriteLine from [TestMethod]?

How to write to Console.Out during execution of an MSTest test


Why is negative times negative = positive?


Column Space of AA' is equal to column of A.

Prove $\operatorname{rank}A^TA=\operatorname{rank}A$ for any $A\in M_{m \times n}$


How to online resize the root partition? (ext4)

How can I resize an ext root partition at runtime?


Avoid screen turning off when the screen is locked?

How to prevent my screens from turning off, when the screen is locked?


UBUNTU14.04 could not be loaded due to GRUB Error

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


Why should one use "back" in these examples?


How can I improve my UK visitor visa application after one time refusal?

UK visa refusal on V 4.2 a + c (and sometimes 'e')


Why does the series $\sum_{n=1}^\infty\frac1n$ not converge?


Suggested-Edits-Tool displays more approved users than in edit overview

Suggested Edits Dashboard doesn't agree with Suggested Edits view


Get full path of a file with FileUpload Control


Blender 2.8 dosen't recognizing my graphics card

How can I see my nvidia quadro 6000 in 2.80, 2.81 CUDA?


MySQL query not working through PHP with non English character


How to exclude the hidden directory from the result of find command


Proving $\binom{2n}{n} \geq \frac{2^{2n}}{n+1}$

How can I prove this inequality for $n\geq 2$?


When should I set the AllowUnsafeUpdates property?

When & why I need to use web.AllowUnsafeUpdates = true


How to create a rectangle with a transparent hole

TikZ — rounded rectangle with transparent holes and custom width of borders


How long can anchovies under olive oil stay in fridge?

How long can I store a food in the pantry, refrigerator, or freezer?


What is the importance of the concept of probability space?

Why do we need sigma-algebras to define probability spaces?


Exposing Apex REST Services using OpenAPI

OpenAPI (formerly Swagger) spec and inbound/outbound REST calls


Approximate lower semi-continuous functions with uniformly continuous functions

How to prove the Lipschitz property and convergence of infimal convolution functions?


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


Deleting duplicates from a MySQL database with a single duplicate colum

How to delete duplicates on a MySQL table?


How to check if username AND password matches database


How to change the file naming scheme for screen shot

How can i change the default name for the screenshots made by gnome-screenshot?


Windows update restarts the computer reason 0x80020002

Stop Windows 7 from forcefully shutting itself down when waiting to update


Security when plugging a USB device into machine running GNU/Linux (Debian)

How to safely insert USB stick/device to Linux computer?


Write to text file without overwriting in Java


How to use the child functions when setting the base class equal to the child class?


/bin/ksh: bad interpreter: No such file or directory

Does the shebang determine the shell which runs the script?


Where is Reset Security Token option in salesforce


How do I get the current time in a different time zone without changing system time?

How can I have `date` output the time from a different timezone?


Finding the limit of $\frac {n}{\sqrt[n]{n!}}$


Misty Step and Manifest Mind Order of scribes

Interaction of Invoke Duplicity and Misty Step


My Dell laptop Inspiron 6000 won't go past the logo page

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


JAVA NullPointerException error (School project)

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


SubSonic 3.0.0.3 | SimpleRepository | DB DataType - Class DataType mapping


Deriving $(n-1)\frac{S^2}{\sigma^2} \sim \chi^2(n-1)$

Proof of $\frac{(n-1)S^2}{\sigma^2} \sim \chi^2_{n-1}$


Implementing Font Changes on Modern Pages


Nvidia driver issues after installing 19.04 on Asus UX433F

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


I have trouble with my usb flash memory device

USB flash drive not working or is appearing as an empty disk drive, Disk Management reports "No Media" with 0 bytes size


How can we see incoherent light at all if waves interact?


What is Probabilistic Programming Used for?


What do we mean by derivative of a function? What does it tell?

Simple way to understand what derivative is


Servlets-JSP: How to put a delete-modify button for every row of HTML table!

How do I pass current item to Java method by clicking a hyperlink or button in JSP page?


Beyond the second derivative in the study of a function

What is an example of an application of a higher order derivative ($y^{(n)}$, $n\geq 4$)?


How to recover lost partition after diskutil erasevolume?

Restore main APFS container to full disk


Does a compact embedded manifold achieve all unit normals?


Where should I ask about the importance of exactness of floating point modulus?

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


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


Does it make any sense to use inline keyword with templates?


How to know if someone is uzing Vuze or other torrent programes?

How to know if someone is downloading torrents in my wifi network


The product of 3 lognormals coming from tri-variate normal distribution

The product of two lognormal random variables


How do I deal with a compromised server?


Get value of global scale in in TikZ-picture


Getting all files that have been modified on a specific date


ConTeXt: Replace tokens in document title option

PDF bookmarks don't get proper formatting


I installed Xubuntu and can't find how to make a bootable usb on it to unstall Ubuntu


How do I check mouse handlers in jQuery after loading content through AJAX?

Event binding on dynamically created elements?


What is the difference between a static and a non-static initialization code block


Switching the order of block elements with CSS

How can I reorder my divs using only CSS?


Destiny 2 cross save between PC and XBone, do I need to buy expansions for both


1972 Schwinn 10 speed missing chain need to know how many links

How to tell what length of chain to get?


How to avoid using sudo when working in /var/www?


Don't have the pictures from directory on CollectionView


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


LTS vs non LTS which is more suitable to me?

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


How can I reinstall oracle-java-installer?

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


Problem with PieChart ColorFunction and GrayLevel


Comparing text always comes up as incorrect


Searching for unanswered questions with more than one tag yields wrong results

Possible bug in tag-based search when searching in "Unanswered" section


Installing software on an offline Ubuntu server

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


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


JQuery UI Tabs - Spinner Background Image


1920 1080 resolution is not showing up [VBOX Cent OS 6.6]

"xrandr: Failed to get size of gamma for output default" for Guest CENTOS 6.6, HOST OS Windows 7 enterprise


Getting Mathematica to supply derivatives in standard format

How to make traditional output for derivatives


precision in python upto 50 decimal places

How to define a decimal class holding 1000 digits in python?


Is this a zero knowledge password proof?


"The Immigration Reform and Control Act" (IRCA) for EU applicants

Answer to "Will you be able to provide proof of your identity and employment eligibility if you are hired"?


When did 5 foot squares become standard in D&D?

When did the 5-foot square/hex become the standard unit of measurement in Dungeons & Dragons?


Trailing characters stripped from titles bypass length minimum

How did a new question with a title shorter than 15 characters come to exist?


Was the option to get email updates for answers on a specific question removed?

Subscribe to a particular question by email (not RSS)


Static Polymorphisam and Dynamic Polymorphisam

What is the difference between dynamic and static polymorphism in Java?


Using If Then Else statement in ArcMap ModelBuilder?


Time dilation as an observer in special relativity


Convert java sql date format to another format


Use mathematical induction to prove that for all natural numbers $4^n < 5^n$?


Python testing tool like Behat in the PHP


How can I make a drive accessible to Linux / Bash subsystem on Windows?

Windows 10 Ubuntu Bash Shell: How Do I Mount Other Windows Drives?


Disable text message vibration when on a call

Stop iPhone alerting me when I'm in a phone call


Dual US/Canadian citizen with an expired passport

Can I cross the USA-Canada border with a birth certificate and a passport locator number?


Is it possible inherit from Template class C++ specialized on himself

Why can templates only be implemented in the header file?


Python: weird rounding behavior of math.sqrt()


how to return data to ajax from java Servlet


What does the following code snippet do?

How are Anonymous inner classes used in Java?


Book series with college students finding a way to open portals to other planets

Book ID: Astronauts and Lab Students can create portals through space


Can we Migrate an FTP repository into SFTP in Ubuntu?

How can I chroot sftp-only SSH users into their homes?


Is it normal for iOS updates to fail or to take hours on launch day?


Can a Sorcerer/Wizard prepare spells from another person's spellbook?

Can a multiclass character with 1 level of wizard copy any wizard spell they find into their spellbook?


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


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


Javascript how to place cursor at end of input field text after inserting text?

Use JavaScript to place cursor at end of text in text input element


Node.js Mongoosejs populate a populated field


United Airlines - would they cancel my reservation for the flight back

Is it okay to board only the second flight of a return ticket? The return ticket is much cheaper than buying one way


Javascript: How to compare a string against an array of strings

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


What happens when a Hexed Ooze splits in two?

How do I handle active effects on a creature that then splits?


Let $f(x)$ be differentiable over $\left[0,1\right]$ with $f(0) = f(1) = 0$. Prove that $f'(x) - 2f(x)$ has a zero in $(0,1)$

Prove $kf(x)+f'(x)=0 $ when conditions of Rolle's theorem are satisfied .


Found a misspelling in the email from stackexchange.com

misspelled "chcecked" in the notification mail


How do I replace an asterisk in Javascript using replace()?


Proving commutative property of complex numbers

Using the properties of real numbers, verify commutativity on complex numbers.


How do I fix 404 error when updating package lists?

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


What does it mean to be "sh compatible"?


Adding multiple jars to classpath on commandline

Including all the jars in a directory within the Java classpath


Why is this PHP code showing up as regular text (html)?

PHP code is not being executed, instead code shows on the page


Find equation of a plane that passes through point and contains the intersection line of 2 other planes


lim sup inequality $\limsup ( a_n b_n ) \leq \limsup a_n \limsup b_n $


Can I have two different packages in same Android application?

launch activities from different package


Changing the top margin in LaTeX for chapter name


Can an Arcane Trickster copy a Wizard spell from a scroll into their "spellbook"?


Is there any simulation program for electrostatic and magnetostatic fields?

Where can I find simulation software for electricity and magnets?


How can I resize an LVM partition? (i.e: physical volume)


Why does a 12V 2A adapter measure only 0.358A on a multimeter?


Get a notification when a exe is not running anymore

How to monitor a Windows process and send an alert when it crashes or closes?


OSX Malicious Terminal Command (colon, brackets, curly brackets, apersand, etc)

The Bash command :(){ :|:& };: will spawn processes to kernel death. Can you explain the syntax?


Ticket to Ride multiplayer between OS X and iOS

How to play multiplayer Ticket to Ride (iOS/iPad) with friends over the Internet?


My question is about read,write and execute permissions of a file in Linux:

How can I change the permissions of a folder from create or delete to list files only on a NTFS partition?


Find out type of exception inside generic catch C++

How can I determine the current exception in a catch (...) block?


Hello, is there a specific logical way to determine if there is an integer in a String?

What's the best way to check if a String represents an integer in Java?


Is there any side effect to compile production code with gcc debug options?

How Does The Debugging Option -g Change the Binary Executable?


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


Tried to dualboot Ubuntu on Dell Inspiron 13 5000, but it keeps booting directly into Windows

Can't boot into Ubuntu in Windows 10 / Ubuntu dual boot


Ubuntu Server 18.04 LTS length of support if installing Xubuntu Packages

Updates for Ubuntu LTS Desktop versus LTS Server


battery backup supply switch over design


Is there a way to view who created a tag?


Proof:"Infinite subset of $\mathbb N$ is countable


i try to add private data to SVG, but what is a correct way?

jQuery selecting a selector with namespaced element


Regular expression for US toll free number

How to validate phone numbers using regex


Problem about the argument of macro defined by \def

Defining starred versions of commands (* macro)


Access array returned by a function in php


Problem with plotting figures side by side

Using subcaption package but subfigures end up stacked rather than side by side


Calculating n'th Fibonacci number through golden ratio

Solving Fibonaccis Term Using Golden Ratio ConvergEnce


its giving true for both values in boolean. how to improve the code?


The voltage drops measured across very high value resistors do not add up - why is that?

Why does my multimeter show a wrong voltage over a large resistor?


Match group of words in lower or upper case n regex

How do I make this preg_match case insensitive?


When to use "What is the..' vs 'Which is the ...' in a sentence?

What are the grammatical rules determining whether to use "which" or "what"?


Remove extra vertical space in amsmath's align environment


Thread with runnable vs without runnable

"implements Runnable" vs "extends Thread" in Java


I’m working on / at / for: Which should I use?


Minimum quantity of heavy whipping cream to get whipped cream from dispenser

Can I use a pint/ 500ml whipped cream canister for small volumes?


How to fix 'android.os.NetworkOnMainThreadException'?


Does alpha (the significance level) represent the probability of making a Type I error?

Comparing and contrasting, p-values, significance levels and type I error


Problem with orange pi (ubuntu16.04 ,aarch64)

bash: ./program: cannot execute binary file: Exec format error


Erratic behavior from 16-bit counter IC SN74LV8154

Binary counter (SN74LV8154) jumps (internal bits seems to flip)


InDesign CS5 tables: Can I automatically fit rows or columns to the size of content?


How to prove the inequality $\frac{4^m}{4\sqrt{m}}\le\binom{2m}{m}$ using chebyshev inequality

Elementary central binomial coefficient estimates


Force Chrome to try HTTPS instead of HTTP when possible?


Unable to install skype on Ubuntu 16.04 64 Bit - Failed to fetch / Hash sum mismatch

How to get latest Skype for Linux version from repository?


GFS Didot accented letters not working in LaTeX


Google thinks my search is automatied and won't let me search

How can I get Google to stop thinking I'm a Bot?


A Mars based movie where the mission crew discover ancient-advanced martian installation revealing humans are a product resulted of martian DNA?

People in a white room in space shrinking


C++ passing array without giving size. Other function to calc array size

How do I determine the size of my array in C?


How to upgrade rkhunter to most current version?

Better latest version or the package for rkhunter and chkrootkit?


Why does this crash at use of a null reference parameter, and not where it is initialized?


Need of terminal emulator in unix systems

What is the exact difference between a 'terminal', a 'shell', a 'tty' and a 'console'?


Palindrome String Exception in thread "main" java.lang.StringIndexOutOfBoundsException: String index out of range: -1


Diagnostic plots for logistic regression


How to hide/disappear address bar using javascript window.open method?

How to hide address bar using javascript window.open?


How can I convert a mouse click to a ray?


OSX Finder: Select multiple discrete files/items using keyboard

Mac equivalent of Ctrl + Space to select an item on a list


jQuery: Can I call delay() between addClass() and such?


When installing Ubuntu I didn't know the passwords wouldn't show so I just kept hitting random keys. Now I don't know the password

How do I reset a lost administrative password?


How to remove "Download Windows 10" icon on Windows 7 System Tray ("official adware")?

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


How can I get query string values in JavaScript?


How find this limit $\lim\limits_{x\to 0^{+}}\frac{\sin{(\tan{x})}-\tan{(\sin{x})}}{x^7}$


How do you keep parents of floated elements from collapsing?


How functions become operators in quantum mechanics?

Why do we use operators in quantum mechanics?


How do I check for nulls in an '==' operator overload without infinite recursion?


Does $F$ is an isomorphism $\implies F^{-1}$ is an isomorphism?

$F:G\to B$ is an isomorphism between groups implies $F^{-1}$ is an isomorphism


why were cars not designed to drive from center position

Why most of the steering wheels in cars is placed in the left side?


Replacing a keyword inside html but excluding matches inside button, image and anchor tags


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


Homomorphisms between two universal free groups


How to convert date to timestamp in PHP?


Doctrine ODM query return null result in zf2?

how to show data from document to index.phtml in zf2?


Why can templates only be implemented in the header file?


Is it speed or acceleration that leads to time dilation?

Does velocity or acceleration cause time dilation?


How can I edit the .DAT files in the PlayerData folder in minecraft?

Is it possible in Minecraft to switch over from survival to creative in single player?


What are the similarities/differences between the behaviors of Quantum particles and bouncing droplets?

Bell's theorem and fluid-mechanical experiments using droplets: are local hidden-variable theories possible after all?


What are the most commonly used data backup methods for Mac OS X Yosemite version?

What is the best backup strategy for macbook pro laptop?


How to ask user String input until user is done?


Execute multiple MySQL statement at once in PHP?

mysqli: can it prepare multiple queries in one statement?


When Sauron saw Frodo at Mount Doom, why doesn't he do anything?

Why didn't Sauron signal the Orcs that Frodo and Sam were at Mount Doom?


What is the JavaScript version of sleep()?


Certain Variables won't expand in Windows System Environment Variables PATH

What is difference between %WinDir% and %SystemRoot%?


How to select the line with the max(date)?


Java Input Problems - how to compare strings


How do I convert from Microsoft Word to PDF while preserving hyperlinks?

MS Word: preserve hyperlinks when exporting to PDF


Got an Abuse email for spam from my server, but postfix logs don't show them

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


Does a finally block always get executed in Java?


Interpeting residuals in a binary model (logistic regression, glm)


what is the reason ..we say can't? intead of can not

Are collective nouns always plural, or are certain ones singular?


Certain characters making php string mess up

What is the best way to echo results from the database into html code in PHP?


google play uses wrong account for in-app purchases

Change Gmail account to make in-app purchase?


Screenshot+upload software for Ubuntu 18.04


What is the performance impact of Scala implicit type conversions?


Change appearance of natbib \cite locally


Temporary failure resolving 'es.archive.ubuntu.com' on Ubuntu Server

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


How would you cut a shape out of an object using another object?


Why can't I use "\1" when I try to replace something with regular expression in text editor?

Notepad++ regex backreference doesn't seem to work


read web.config value is aspx file in javascript


Submitting non-interactive jobs over ssh

How can I run a command which will survive terminal close?


Is It possible to close window without the alert?

How can I close a browser window without receiving the "Do you want to close this window" prompt?


Show $\sum_{k=1}^\infty \frac{k^2}{k!} = 2\mathrm{e}$

What's the value of $\sum\limits_{k=1}^{\infty}\frac{k^2}{k!}$?


$M \times N$ orientable iff both $M$ and $N$ are orientable proof in terms of volume forms


C: Multiple scanf's, when I enter in a value for one scanf it skips the second scanf


how to fix Exception in thread "main" java.lang.NullPointerException ?

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


Firewall Ports for Inter-domain Connectivity

What firewall ports need to be open for Active Directory?


My regex works on regex101 but doesn't work in python?

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


How do I iterate over the words of a string?


Is this sentence grammatically correct ? Can 'a / an' follows 'are'?

Agreement of verb 'to be' and a singular noun after a plural noun


connect via netcat and send messages in bash script

Sending a simple TCP message using Netcat


Short story about children being trained/conditioned to work together to obtain food

Young adult book about experiment on teens in a big room with shifting platforms


Can I skip over releases when upgrading?


iPadOS 13.3 error: when updating app or reinstalling offloaded app, this error comes up: “Unable to install APP_NAME, please try again later”

iPadOS 13.3 error: "Unable to install APP_NAME, please try again later" when updating or reinstalling offloaded apps


"Target Unreachable, identifier 'UserBean' resolved to null" in JSF

Identifying and solving javax.el.PropertyNotFoundException: Target Unreachable


how to power save and lookup power usage in terminal

Why does my computer get less battery life with Ubuntu compared to Windows?


Variable leveled multi-dimensionaled array to value 'flattend' array with PHP?

How to "flatten" a multi-dimensional array to simple one in PHP?


Why does ( exit 1 ) not exit the script?


What is the gold charm taken from the Millennium Falcon?


Can I escape a double quote in a verbatim string literal?


Android: Use native camera in custom application

Capture Image from Camera and Display in Activity


MYSQL SELECT * doesn't work with GROUP BY and HAVING

Fetch the row which has the Max value for a column


E: Type 'See' is not known on line 4 in source list /etc/apt/sources.list

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


Is there a way to know if my html document is in an iframe in another domain?

How to identify if a webpage is being loaded inside an iframe or directly into the browser window?


how to know when listview is finished loading data on android

How do I check when my ListView has finished redrawing?


Having problem with installing npm in ubuntu 16.04.3


Annoying display truncation of numerical results


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


Giving a Randomly Chosen Variable From a List a Certain String Value

How to randomly select an item from a list?


How to get folders and subfolders with specific name from in FTP

How to recursively download a folder via FTP on Linux


How prove this $|a-b||c|\le|a-c||b|+|b-c||a|$ if $a,b,c$ are vectors?

For any three vectors $x,y,z\in\mathbb{R}^d$, we have $ \|y-z\|\cdot\|x\|\leq\|x-y\|\cdot\|z\|+\|z-x\|\cdot\|y\|$


Variational Autoencoder: why Gaussian distribution

Why do we use Gaussian distributions in Variational Autoencoder?


What is the name of the stack overflow service you can buy/rent and set up your own forum?

Is Stack Exchange / Stack Overflow available for private or internal use?


Why am I getting error 1064 when creating a table?

Benefits of using backtick (`) in MySQL queries?


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


Java center a JPanel area in middle of a JPanel horizontal & Vertical

Put a JButton in the center of the screen with BorderLayout


raw_input in python without pressing enter


Can't get json_encode to work with database entry


Can someone explain renormalization in high school language?


What is a good idiom for telling someone something that they already know a lot about?

Idiom for explaining something to someone who clearly knows the topic (probably better than you)


Cannot make a static reference to the non-static method getID() from the type Student

What does the 'static' keyword do in a class?


Images in blockquotes in lists are protruding

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


How to introduce and encourage role playing in non-roleplayers?


Conceptually understand z-score obtained from standard normal table

Why does the p-value double when using two-tailed test compared to one-tailed one?


Get count/histogram of occurrences of each word in document

Sort and count number of occurrence of lines


SQL Server database backup(2012) restore on lower version(2008)

Restoring a backup to an older version of SQL Server


$d = \gcd(c,m),\ ac≡bc\pmod{\! m}\Rightarrow a≡b\pmod {\!m/d}\ $ [Congruence Cancellation & Division Rule]


Grep lines but let the first line through

How to grep a specific line _and_ the first line of a file?


Return child class from overriden method in Inheritance

How to return subtype in overridden method of subclass in C#?


How do i print a dollar sign within my string in assembly language


Find Git branch name in post-update hook

Writing a git post-receive hook to deal with a specific branch


Creating elements few times inside function

What is the scope of variables in JavaScript?


Debugging c++ gdb stl in a header file (dumping a vector)

How do I print the elements of a C++ vector in GDB?


Valid US visa on expired passport. Can I travel to the US?

Traveling to the US with new passport, visa on the old one


Partitioning Guide for Linux. Ubuntu 14.04 LTS


I am going to recieve £10k and I am a minor

Should a high-school student invest their (relative meager) savings?


Why are primordial black holes considered non-baryonic?

Are black hole regarded as baryonic matter in cosmology?


ordered citation in text with \autocite{} by date

biblatex - quote in chronological order but bibliography list must be alphabetical order


How to upgrade to the latest version from my current Ubuntu version 11.10 without data loss

Can I skip over releases when upgrading?


Why does $\mathop {\lim }\limits_{n \to \infty } \left\| {T{x_n} - \lambda {x_n}} \right\| = 0$?

An approximate eigenvalue for $ T \in B(X) $.


What is the best practise to autostart unprivileged lxc containers on Ubuntu 14.04 64bit?

How to auto-start unprivileged lxc containers?


Find the sum of the series $\sum_{n=1}^{\infty} n5^{2n-2}x^{2n+1}$

How do you calculate this sum $\sum_{n=1}^\infty nx^n$?


The Chronology of Games sorted by story events


Proving that for infinite $\kappa$, $|[\kappa]^\lambda|=\kappa^\lambda$


What is the highest amount of Fortify Archery I can receive on a single item?

Maxing out gear with maxed out smithing, enchanting and alchemy


Can someone explain to me what eigenvalues and eigenvectors are and possibly provide a visual explanation?

I need an intuitive explanation of eigenvalues and eigenvectors


Travel to Romania on Indian passport having Germany residence permit

Which are the non Schengen countries that allow entry for Schengen visa holders?


Trying to pass a Byte array but getting *null object reference* but why?

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


Netflix error code F7355-1204 and F7363-1260


SF short story about a "Groundhog Day" kind of party that repeats itself forever

Unpleasant Uses of Replicator/3D Printer


Can I enter the U.S. if I have a tourist visa B2 Validity of less than 6 months?


Current IP address as visible from the internet?

How can I get my external IP address in a shell script?


NullPointerException in RecyclerView Adapter


Why are Rin's friends still mad over the fact that he is the son of Satan in season 2?

Why are Rin's classmates afraid of him in the first episode of Kyoto Fujouou-hen?


Get the count of Checked check box using Jquery


Prove that the unit disk is homeomorphic to $\mathbb{R}^2$

Explicit Homeomorphism from $\mathbb{R}^2$ to open disk


Prove that for any two sets $A$ and $B$, $A\notin B$ or $B\notin A$


Have any selection on page to be auto copied to clipboard

How do I copy to the clipboard in JavaScript?


How to determine similarity between source and mutliple strings in python?

Implementing Levenshtein distance in python


What is the electric charge of the Sun and its corona?


passing a php variable into javascript function

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


How does a Barbarian's rage resistances interact with magic weapons?

Does a barbarian's damage resistance from Rage apply to damage from magical weapons?


How do I set a variable to the output of a command in Bash?


sIFR 3 randomly placing text on a single line in FF3.6

Text wrapping inconsistent in Firefox 3 on PC only


Menu Items are not displaying on Action Bar when ActionbarActivity

Menu items doesn't show up on the actionbar


Why $x<\tan{x}$ while $0<x<\frac{\pi}{2}$?


Interchange data between two row fields in the same row MySQL


Prove that the $\sum_{x=1}^{n} \cos^2(x)$ is bounded

$\sum \cos$ when angles are in arithmetic progression


How to generate the list of consecutive pairs from a list?

How to generate Intervals from a given list?


Trying to find input variables created dynamically in HTML page with jQuery

Event binding on dynamically created elements?


Getting NullPointerException while retrieving data from Access Database in Java

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


Finding probability of other child also being a boy

In a family with two children, what are the chances, if one of the children is a girl, that both children are girls?


How to resolve a context shadow problem (revised)

Package functions and symbolic calculations


Why do I get a nullpointer when attempting to query through my ContentResolver in Android?


Shifted Exponential Distribution and MLE


PHP Header Isn't working - Page is displayed as usual


Can a necromancer True Polymorph to get an arbitrary CR 9-or-less companion?

If you True Polymorph a zombie you create via Finger of Death, does it remain under your command?


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


How to use attribut selector for corresponding class?

Is there a CSS selector by class prefix?


How can I change my resolution to 1280x1024

How to set the monitor to its native resolution which is not listed in the resolutions list?


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


Did the Death Star have an external atmosphere?

Is the Death Star’s gravitational force strong enough to hold an atmosphere?


Calculate the display width of a string in Java


Escaped characters in string from submitted form


Provide some method of breaking a tag synonymy

Give the power to the community to revert back a tag synonymization


How to stop Ctrl-D from exiting in my own shell


What does the argument " +x " means in Unix? (Regarding permissions)?

Understanding UNIX permissions and file types


Export model with Enviroment Texture and Texture coordinate

Using UV Mapping on an Equirectangular Projection


Adding feature class to TOC using ArcPy?

Adding shapefile or feature class as layer in ArcMap using ArcPy


How does PCA represent all data with just a few principal components?

Making sense of principal component analysis, eigenvectors & eigenvalues


How to find web hosting that meets my requirements?


A word or phrase to describe someone who is obsessed with words?

What's a big-vocabulary word for someone with a big vocabulary?


The property of positive fourier series.


Where does the partial derivative come from in Sakurai's derivation of the momentum operator?


java.lang.IllegalStateException: ScrollView can host only one direct child

How can I avoid "IllegalStateException: Scrollview can host only one direct child"?


Could .net Timer event handler modify a non-static variable

CS0120: An object reference is required for the nonstatic field, method, or property 'foo'


How do I convert an argument list to a sequence of arguments?


Trying to populate NSMutableArray but get implicit conversion of int to id is disallowed with arc


How can I get the proj4 string or EPSG code from a shapefile .prj file?

Shapefile PRJ to PostGIS SRID lookup table?


What is the difference between anonymous function and function expression in JavaScript?

var functionName = function() {} vs function functionName() {}


How to be sure I've cleaned up all prior definitions and assignments

How do I clear all user defined symbols?


Override inherited method as private in objective-c

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


What's the proper way to read which RadioButton is checked in C#?

Which Radio button in the group is checked?


Cover letter for a dependent family for a UK Visa?

What details should a good cover letter contain to back up a UK Visit Visa application?


Failed to install HipChat4 for ubuntu 12.04

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


How do I remove installed C++ libraries in Ubuntu?

What's the opposite of 'make install', i.e. how do you uninstall a library in Linux?


What happens when the black hole at a galactic core eats the galaxy?

How will the super massive black hole affect our galaxy?


Do I need a virtual destructor if descendant classes have no non-static members or destructors?


How to avoid same/duplicate MAC address for Huawei E3372h-607 4G modems?

Ubuntu 17.04: how to rename a USB network interface based on Path? (NOT based on MAC)


Need Groovy syntax help for generating a Closure from a String


java.lang.NullPointerException: Attempt to invoke virtual method 'int androidx.viewpager2.widget.ViewPager2.getCurrentItem()' on a null object rfernce

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


How do I remove the apps "Files" and "File Manager"?

How do I set Thunar as my default file manager in 15.04?


When to declare a variable when using for loops?

Difference between declaring variables before or in loop?