OSX 10.6.8 can't find OD users after DNS change

Network account problems with mac server OSX 10.6 Snow Leopard


Why test class not covering the execute Database.batchable where I am deleting the list returned from the query locator?

How to test a scheduler which runs a batch?


How do I wrap lines in a column in a table

how to fix the width of the columns in the latex table?


When is sum of squares a perfect square?

The sum of the first $n$ squares is a square: a system of two Pell-type-equations


Unable to plot a simple ellipse with units


"Fake" 3d effect in Photoshop/Illustrator with raster images


Export a Package (.m) from a Notebook (.nb)

How do I create a package from an existing notebook?


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


solutions for the diophantine equation $x^2+y^2=n$


Is there a 32-bit version of Ubuntu 18.04 desktop?


Sent wrong payment to right IBAN but wrong SWIFT. What will happen now?


Is the wave-particle duality a real duality?


How can I find a question I know I asked, but can't remember what site I asked it on?

Searching my own questions & answers over all Stack Exchange sites


Prove that the ideal $(X_1-a_1,...,X_n-a_n)$ is maximal in $K[X_1,\dots,X_n]$


Can I simplify my workflow by shooting in Adobe RAW?

Why do RAW images look worse than JPEGs in editing programs?


In The Big Bang Theory, is there a term for Sheldon's obliviousness on how his actions are perceived?

Does Sheldon Cooper have Asperger's Syndrome?


How to restore original size and unboot my bootable USB pendrive


How can I handle, or prevent, provocative actions by my players?

How do I get my PCs to not be a bunch of murderous cretins?


How do we choose infinitive over gerund or vice versa?


Is sour cream in olde recipes the same as sour cream today?

Is sour cream in super markets made in the traditional way?


Question about the answer to "Local polynomial regression: Why does the variance increase monotonically in the degree?"


Approximating $\arctan x$ for large $|x|$


How to write a counter for a .txt file in java


Looking for a specific synonym of "selfish"

What are "good men that do nothing" called?


use of undeclared identifier 'blockIdx' in cuda


Is there any way to edit the bounty amount I allocated for a question?

Can I change which answer I chose to award the bounty to after I've done so?


Keep header 100% height no matter what navbar size

Make a div fill the height of the remaining screen space


If a character has a higher horizontal jump speed than movement speed, is their jump paused midair once their movement is finished?

What happens when you run out of movement while jumping?


accepting HTTPS connections with self-signed certificates


Why do we use std::function in C++ rather than the original C function pointer?

Should I use std::function or a function pointer in C++?


Can a community edit its How to Ask page?

The new ask page is now live on the network!


Why is my template class giving me error?

Why can templates only be implemented in the header file?


How can I rotate some pages keeping the same header/footer sequence as the other pages?

Keeping header "on top" in landscape mode


NullPointerException on Graphics setColor()

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


How do I switch opened windows within the same application using shortcuts?

How to switch to underlying window of the same application?


Probability that a stick randomly broken in two places can form a triangle


Duplicate a Prefab as a separate asset in Unity 5.2


How I avoid ambiguity in the use of "and"?

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


Increasing Disk - Ubuntu 16.04.4 LTS Hosted on VMware


Which Stack Exchange site to use for dynamic app development tool questions?

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


Failed to login : The authentication are currently down for maintenance

Is there a list of error codes for Minecraft?


A question on how many doors will be open?

Prison problem: locking or unlocking every $n$th door for $ n=1,2,3,...$


Black screen after selecting Install Ubuntu from boot menu (running Windows 8 pre-installed)

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


Correct spacing for beautiful and readable logical expressions

Spacing of relation and operation symbols with propositions


How I get normal colors in c:/windows/system32/cmd.exe without reseting others settings

How to reset the looks of the Command Prompt window, in Windows?


Distribution of range of Uniform $(0,1)$ distribution


How to split a line at a vertex in QGIS 2.2?

Splitting all lines in layer at vertices using QGIS


Is there a way of telling apt to run when it can - when the previous instance has finished?

How to make a package manager wait if another instance of APT is running?


Could not install Java 8 on my ubuntu server 18.04

Update to latest version of java after ppa is discontinued


Problem with ubuntu 18 dual boot windows 10

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


How do you set durability AND add a enchant onto a item?

How do I create tools with multiple properties?


How can I prevent WebKit browser to submit a form when enter is pressed in an input

Prevent users from submitting a form by hitting Enter


Am I having an Ubuntu or a Windows problem? (Dual boot issue)


Minipage: 2 tables side by side isn't working


Multi-level wildcard DNS matched by *.domain.com?


Is it possible to install Ubuntu through network?


Sending email without ending in junk/spam of end users - PHP

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


Deleted File, Available Space Did Not Return


Probability of seeing a certain sequence of results within a larger set of event results


How to get root access to my primary account?

Why is there no option to login as root?


To prove the expression is a perfect square

Alternative proof that $(a^2+b^2)/(ab+1)$ is a square when it's an integer


Formatting floats without trailing zeros


How to create a new folder on List view on nautilus?


Exception using mongodb as infinispan cache store


Trying to create a bitmap from a ByteArrayOutputStream


How can I show regular language is closed under square root?

If $A$ is regular, is the language $\{x \;\mid\; \exists y : |y| = |x|^2, xy \in A\}$ regular?


Get Layer using GeoServer and OpenLayers


RealTek RTL810xE PCIe on Toshiba Satellite C55 issues


How do I get started working with JSON in Apex?


How do I get rid of these bats on minecraft


jQuery How to edit html text only for current level？

How to select own text of the element using jQuery


How to make addition symbol inside in a circle?

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


How to draw connecting lines in plain color?

Can I make color data not render as gradient?


I have a valid visa for 2 years, how to apply visa for wife and children

How should a family with young children apply for UK visas?


Does java support explicit interface implementation like c#?

Is the C# "explicit implementation" of the interface present in Java?


Give an example of a continuous function $f:R\rightarrow R$ which attains each of its values exactly three times.

Function $f: \mathbb{R} \to \mathbb{R}$ that takes each value in $\mathbb{R}$ three times


Why are my meshes showing up as invisible when I open a new file

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


I just append a number to one list in a list, but why do all lists in the list' change?

List of lists changes reflected across sublists unexpectedly


Generic constraint to match numeric types

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


Lost in the introduction discussing probability/likelihood

What is the difference between "likelihood" and "probability"?


Why does C++ allow forward declaration of class but not enums?


How to create columns of text from a dictionary Python 2.4


Virtual Machine is not running in windows 10 Home

VMware Player and Device/Credential Guard are not compatible


Why the language selection of babel affects the page number format?

Lower-case roman numerals in enumerate with Spanish babel


Why do wheels appear to revolve opposite to the direction they are rotating?


What are the RSS capabilities of SE and SE chat rooms?


Pass in local variable to callback function

JavaScript closure inside loops – simple practical example


Using complex exponential to represent waves in EM

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


SP2013 Customize email body of all alerts


How do I apt-get gddrescue and testdisk?

How do I enable the "Universe" repository?


How to recover the suspect mode database in SQL Server 2008?


"One of the children who was" vs. "one of the children who were"

Is this correct? "One of the things that makes him great is..."


Story with the continuum hypothesis at the end

Funny short story on man and insect that land on new planet and irritate war-loving inhabitants


Find $\lim_{n \to \infty} P(X_n+n = Y_n)$ If $X_n,Y_n$ have Poisson distribution of $Poi(n), Poi(2n)$

Find $\lim_{n\to \infty}\mathbb P (X + n = Y)$ where $X,Y$ are independent Poisson variables


Journalists' Solidarity Forum / Journalist Solidarity Forum


Why will my Minecraft on pc keep crashing?

Is there a list of error codes for Minecraft?


What is the probability that $THTH$ occurs before $HTHH$ in an infinite sequence of coin flips?

Coin sequence paradox from Martin Gardner's book


Changing lowercase to uppercase on specific characters - SQL Server

SQL Server: Make all UPPER case to Proper Case/Title Case


Why does Stack Exchange sometimes display a notification to refresh the page?

Why does it says "welcome back -user- click here to 'refresh page'"


Adding Score to score canvas after collision


start autossh reverse tunnel automatically when network comes up


How to ssh into a server running on a home network, behind a router?


How can I improve Ubuntu overall system performance?


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


Multiple selection/combination filter with the jQuery isotope plugin

jQuery Isotope - Issue with multiple filters


How to show Xbutton(clear button) always visible in uisearchbar

Adding the "Clear" Button to an iPhone UITextField


How to install MathTime Pro 2 fonts on MikTeX


How to override the DHCP-provided nameserver?


Is there a limit on how many questions I can ask?


I have a drive used for my ubuntu machine separate from my computer, and I have to restore data from it in windows. How do I do it without formatting?


Help identifying a sci-fi book with short stories about portals

Short story collection about Transporter "Doors"


LNK2019 Unresolved External Symbol Help Please

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


how to get natural exponential equation with points?

How create an exponential equation with points? (natural exponential)


Is there a filesystem that keep track of all filesystem modification without snapshot?


MSDN DropDownList example does always return the first value

Dropdownlist postback to default selected value?


Why is my StackOverflow with an indent and doesn't have reputation

The new top bar is out on meta. Consider it a beta


How do I choose secondary branding colors?

Is there a good resource or tool to help build a palette/color scheme around colors I select?


WD USB HDD not recognized: Elements 10B8

Windows 7 does not detect USB mass storage devices anymore


Site Analytics header does not show the link to "traffic sources" when in that section


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


Bash: Syntax error: redirection unexpected


Resetting password when GRUB is not installed

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


Why do parallel memory chips in a DIP package have a disorganized pin arrangement?


Can I delete nodes of a given content type with Drush?


Dashing an area in a region plot where the region is not defined

Generating hatched filling using Region functionality


I need help converting a .blend to a .mp4


How can I convert ereg expressions to preg in PHP?


get null value at android.text.Editable android.widget.EditText.getText()

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


Show that the cardinal of $ A := \left\{ k \in \mathbf{Z} | 0 \leq k \leq n \text{ and } \binom{n}{k} \text{ is odd} \right\} $ is a power of 2

Number of odd binomial coefficients is a power of $2$


How do I convert this MATLAB case/switch to python code?

Replacements for switch statement in Python?


Is using Increment Operator as the right way to break the nested loop in C#?


How can I reorder my divs using only CSS?


Problem with citing in biblatex, document just shows the citation key

Question mark or bold citation key instead of citation number


C++ undefined reference to member of generic class

Why can templates only be implemented in the header file?


Is leaving at 21:55 on the day before a B-1 visa expires considered overstaying?

Is it acceptable to leave USA on the 90th day of a stay?


add a legend show the expression for each contour?

Creating legends for plots with multiple lines?


adding a delay to start activity waiting admob show interstitial


Firefox window always starting maximized

How do I disable auto-maximizing of newly launched windows in GNOME?


Refreshing an answer to a closed question after an edit removes the close message

Why does the question's closed status disappear when clicking to load a new edit?


Code review - PHP syntax error unexpected $end

PHP parse/syntax errors; and how to solve them


How do I deny a particular user from getting root ( through su ) in a terminal by changing the /etc/pam.d/su ? Pam based controlling is required

Remove sudo privileges from a user (without deleting the user)


Player with 350 or more goals in domestic league

Players with 300 or more goals for a single team in top flight domestic league (European clubs)


Using Google Location History to add GPS tags to Lightroom photos?

How to use Google Location History to geotag photos?


Cannot open .desktop files from nautilus in ubuntu 20.10

Application launchers in '/usr/share/applications' not working in Nautilus


Should the Help Center "Stack Exchange"'s be replaced with "Stack Overflow"?

"Reputation & Moderation" page still says "Stack Exchange the company"


*How* link-only does a post need to be before it's link-only?

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


Prove $(\frac{n+1}{n})^{n+1}$ is decreasing

Given $y_n=(1+\frac{1}{n})^{n+1}$ show that $\lbrace y_n \rbrace$ is a decreasing sequence


How to calculate $\lim_{n\rightarrow \infty}n\int_0^{\pi/4}\tan^n(x)\ \text{d}x$


Did any of Aragorn's ancestors ever try to reclaim the crown of Gondor?

Why didn't Isildur's Heir come forward sooner?


Calculation of $2^{XXXX} + 3^{XXXX}\pmod{11}$

Mod of numbers with large exponents [modular order reduction]


Windows 7 keeps turning off Aero theme, how to disable such annoyance

How can I prevent Windows from disabling Aero?


Short story: Mindset of believing something is possible (even if not true) influences the outcome

Scientists shown a fake anti-gravity device to motivate them to build the real thing


How do I post a screenshot on Stack Overflow?


How to upload files to server using JSP/Servlet?


Search and replace a pattern containing backslashes


What is the name for this filming technique?

Is there a word or phrase for when the movie tricks you for a moment like this?


How to make this for loop run between 2 array value (value pair) and iterate through all the elements of that array

Pair-wise iteration in C# or sliding window enumerator


How to access Render Result pixels from python script?


In-place text editing component for Bootstrap 3

How do I make a div element editable (like a textarea when I click it)?


Cannot vote on question although 40 votes limit not reached


Unable to cast object of type 'System.DBNull' to type 'System.String'. Error

Unable to cast object of type 'System.DBNull' to type 'System.String`


Concatenating two columns in ArcGIS 10.2.1: "no records within table"?

Adding hyphen in ArcGIS Field Calculator to merge two columns?


What is the possessive pronoun for a person whose gender we don't know?

Is there a way to refer to a person (using a pronoun) without mentioning a sex?


Changing the timezone of my application for testing

Creating a DateTime in a specific Time Zone in c#


Activate Windows pops up after latest Insider update

Error code 0x803F7001 activating Windows inside Virtual Box


Closing app via keyboard shortcut — should there be a confirmation dialogue?

Is it a good practice to ask before exiting an application (with nothing to save)?


Why Can I Import a Specific Class But Not Its Package in Java?

Help with packages in java - import does not work


If $(ab)^3=a^3 b^3$, prove that the group $G$ is abelian.


Determine the value(s) of the ratio $x:y$ if $2x^2-xy-3y^2 = 0$

Why can ALL quadratic equations be solved by the quadratic formula?


Classifying all symmetries of a mechanical system

Is there a systematic way to obtain all conserved quantities of a system?


Is there a command line tool to bulk extract images from a pdf?


Our edit queue is full, try again in a few minutes

What's the fixed size of the suggested edit queue?


Convert date time to integer timestamp in javascript


Windows 10 pc keeps shutting down when I hibernate

Windows 10 gets shutdown instead of going to sleep/hibernate


Compare local string with http post return string error

Why does isEqualToString not work for NSString?


How do I fix a "Problem with MergeList" or "status file could not be parsed" error when trying to do an update?


How to change preview windows on Ubuntu dock

How can I make Ubuntu 18.04 / 18.10 desktop use Unity (be like Ubuntu 14.04)?


How to diagnose a search engine ranking drop?


Get name of the opened file in the Text Editor


How to wrap a contact form with another block?


How can I change the width of Twitter Bootstrap in mobile view to full view

Bootstrap 3 - desktop view on a mobile device


Blender trim the rendered image to only visible objects


Determinant evaluation for matrix with $-1, 2, -1$ below/on/above diagonal

Proving the determinant of a tridiagonal matrix with $-1, 2, -1$ on diagonal.


Generate an incremental $variable when in a for loop

How do I dynamically create the variable name in a PHP loop?


The user who first created a tag wiki is treated as owner for suggested edits


Is there a way to left align a simple equation without juggling spaces with hspace?

How we fix (La)TeX math coding to be left aligned


Installing/finding snap package over proxy

How to install snap packages behind web proxy on Ubuntu 16.04


What's the best way to trim std::string?


A Banach space $X$ is relfexive iff $X^*$ is reflexive.

A Banach space is reflexive if and only if its dual is reflexive


Linear separability for a sum of kernel functions


jquery event does not work on ajax result like table

Event binding on dynamically created elements?


The word that always gets me mixed up : JUST


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


Why is the index of refraction different for different wavelengths?


Can exponential functions have "complex" solutions?

Does Euler formula work for complex $z$?


Systemd start laptop even when lid closed


Short trip Schengen visa: Can two be combined?

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


how to delete a line in a text file in ruby on rails

how to delete a line in file routes.rb ruby on rails


How do you use set theory to define the value of zero to the power zero.


How will leaving a computer to run overnight affect my CPU,Battery,iGPU,RAM,HDD?

Is it safe to have laptop turned on 24/7?


one to one onto and composition functions

Surjectivity of Composition of Surjective Functions


How to put 3 divs next to each other in html


Reduction modulo homomorphism from Z_m to Z_n

When are $\mathbb Z_m$ and $\mathbb Z_n$ homomorphic?


When to ask multiple questions in a single post ? (Revisited)

One post with multiple questions or multiple posts?


For.. in loop cannot set property of undefined

Why is using "for...in" for array iteration a bad idea?


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


Issue in Querying Salesforce EventlogFile


WiFi connects to Hotspot but unable to connect to some other wifi


Graphic sequence with least common multiple


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


Should K=2 softmax regression and logistic regression give the same results?

Relationship between logistic regression and Softmax Regression with 2 classes


How to set Caps Lock to write a character?


If $V_0$ is the subspace of matrices of the form $C=AB-BA$ for some $A,B$ in a vector space $V$ then $V_0=\{A\in V|\operatorname{Trace} (A)=0\}$

Dimensionality of null space when Trace is Zero


Unlock votes if post is edited during the grace period

Quick edit not recorded as such blocking vote change


Why do I have suggested edits to review, but there are none in the queue?

Review overview shows two suggested edits for a long time, but the review queue is empty


Detach (move) subdirectory into separate Git repository


Definite integral problem with $1+5^x$ in the denominator?


How do I solve the 'Verification Human CAPTCHA Secret sign' on Opera Mini?

Which browsers are officially supported, and what else do I need?


How can I write the name show in axis of 3D array using TiKz


Microsoft.Office.Interop.Word + MS Word Starter

Does Office Starter include the DLLs for Microsoft.Office.Interop?


how to add icon in button that's aligned to the left and make it either black or white?


bydefault scroll to the bottom of a div in Firefox browser


How do I resolve my inability to login to WordPress dashboard?


"will … to apply for a visa” or “ will … and apply for a visa”?

"... to apply for a visa" or "... and applied for a visa"?


Why do people finish speaking by saying "so"?

Is it bad behavior to add filler words such as "so", "um" in business speak?


Is anything done with the "Send Feedback" (anonymous user feedback) data?

Once I reach 15 reputation, will my old votes be taken into account?


Show banner rather than having Create Tag info button go missing when user has 5 pending suggested edits?

Attempting to create a tag wiki when a user has hit the suggested edit limit should alert the user that no more edits can be suggested at this time


How do you clear a stringstream variable?


How can I make Ubuntu 18.04 / 18.10 desktop use Unity (be like Ubuntu 14.04)?

Is there a way to install Unity 7 in 17.10?


How long does it typically take for a beta site to launch?

What is the Stack Exchange (Staff) process of launching a site?


How to "add existing frameworks" in Xcode 4?


Finding **cheapest** fares from a country to country/city/airport (including non-guaranteed connections)?

How do I search for connecting point-to-point flights?


How can I model indentations on a surface?


How to make sure I'm not using any proprietary software after installation?

What is the "Free software only" option when installing Ubuntu?


Converting BufferedImage to Mat (OpenCV) in Java

Converting `BufferedImage` to `Mat` in OpenCV


Make rigid body collide with hair particles


eth0 ERROR while getting interface flags: no such device


Command substitution: backticks or dollar sign / paren enclosed?

What is the difference between $(command) and `command` in shell programming?


"Return type of main is not int" warning on macOS


Segmentation Error for Implementation of toUpper() in C

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


how to stop setinterval function when an if statment is true


NSString stringWithFormat adding a percent


How to find messages where I'm the only recipient?

How do I filter messages that are sent to a single recipient?


changing your answer to match someone else's

Dealing with quickly edited, copied answers?


How to obtain a closed form for summation over polynomial ($\sum_{x=1}^n x^m$)?

Explicit formula for Bernoulli numbers by using only the recurrence relation


How to print color in console using System.out.println?


Free module finite generated with a submodule not finite generated.

Example of a finitely generated module with submodules that are not finitely generated


String comparison in single brackets in zsh

Shell test to find a pattern in a string


Why is the node editor showing different kinds of nodes?


SVG: draw text with solid background color


Does review activity appear in a question's timeline? If not it should

Is there any general way to obtain the review ID or review summary for a certain review job without the 10 k tools?


How best to implement atomic update on a file inside a bash script

Quick-and-dirty way to ensure only one instance of a shell script is running at a time


"I ain't never seen" vs "I ain't seen" which one is correct?


Why are strings immutable in many programming languages?


Association Reputation Bonus on preexisting sites

What is the association bonus, and how does it work?


Uninstalling Ubuntu from Windows Dual Boot if I don't have Windows recovery CD


is there a way to findout about a file history (create date / create directory / moved directory ) ?

How do I deal with a compromised server?


How can own commands be aware of \global?

Detecting \global, \long, \outer, \protected


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


display wrapper class list of account records?

Script for display wrapper class Account list of records?


A command for making a string of characters


Unable to find the view and getting a null reference

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


listings package in XeLaTeX: every tab in lstlisting compiles to "^^I" in the pdf


how to get javascript variable value into php variable without ajax?

How to get JavaScript function data into a PHP variable


How to get big \{ and \} braces for an equation


Installed Ubuntu on previous Windows machine with partitioned drive

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


Dealing with installed modules/extensions in composer packages removed from composer.json

Disabling module with config sync and removing with composer


How was Boromir going to use the One Ring?

What was Boromir or his father thinking about the One Ring?


A regular expression that matches strings that don't start with a set of words

Regular expression to match a line that doesn't contain a word


A finite subset of an ordered set contains an $\inf$ and $\sup$

Every finite set contains its supremum: proof improvement.


How to make a ToolStrip button immediately clickable without clicking on the form first?

ToolStrip sometimes not responding to a mouse click


How can we have SetDelayed insted Rule after solution of system equations?

Assign the results from a Solve to variable(s)


How to run a script as root and current user at the same time?


Where is stored in wake alarm Date and Time?

C#: How to wake up system which has been shutdown?


How to construct Hash function in python3?

how to use these hash functions in python?


Can an ext4 formatted hard drive work on MacOS out of the box


At what point is the Shield (p. 275 phb) spell put into effect?

Do you have to cast Shield prior to your opponent's attack roll?


Lebesgue measure of sets with cardinality greater than $ℵ_1$

Let $X\subset \mathbb{R}$ Lebesgue measurable, $|X|<|\mathbb{R}|$, is it true that $X$ is null?


Reading a 12VDC output with digital inputs on an Arduino Uno

How can I use a 12 V input on a digital Arduino pin?


Android Java NullPointerException while albumlist.add() initiates. and list is also Initialised

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


Show that ${n \choose k}{k \choose m} = {n \choose m}{n-m \choose k-m}$

Prove $\binom{n}{a}\binom{n-a}{b-a} = \binom{n}{b}\binom{b}{a}$


Regression variables not used/applicable for certain cases

How do you deal with "nested" variables in a regression model?


How I can fix at the bottom this footer in my website? Link of page: http://grillosolutions.ch/news/

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


Is research experience in a different field relevant for PhD application?


How accurate is Stack Exchange's idea of time?

How precisely do I need to post close to 7:00 (somewhere) to get hero of time?


Why does the Moon face Earth with the same side?


How to position the legend inside a fieldset with a border?

Prevent the fieldset element's border from going through the legend element


Create generic type at run time and pass it to a generic method

How do I use reflection to call a generic method?


Spotify doesn't work after update to 15.04

Spotify has stopped working on the latest Ubuntu today, 15.04


I have a 15gb swap file partition that doesn't seem to get used much. Is that okay?


Linux kernel with absolutely no virtual memory


How to number each equation of simultaneous equations grouped by a left curly brace?


Is it appropriate to write the summary of an online course on my website?

Do you keep your study notes publicly available?


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


Locally(-)injective mapping--hyphenate or not?

Adverb-adjective compound premodifier with or without hyphen?


How to recover: Deleted accidently important files


How to implement delay in serving network request in windows environment?

Need a free Windows tool to insert arbitrary network delay at transport level


Incorporating Built-In Function Options/Parameters into Shorthand

Is it possible to insert arguments into functions when they're used like Function@ or //Function?


Delegates: Predicate vs. Action vs. Func


When should compound words be written as one word, with hyphens, or with spaces?


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


Change in Type of Brackets changes type of return

Generator expressions vs. list comprehensions


What is the difference between "text" and new String("text")?


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


Getting nullpointer exception in Imageview of a layout file


Java use String.valueOf(char[]) but shows garbled

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


How to show that there is at least one triangle in G

Adjacency matrix and existence of triangle


How to compare an html entity with jQuery


partition not mounting permanently after installing ubuntu 14.04 on windows primary drive

Unable to mount NTFS hard drive partition "The disk contains an unclean file system"


Vertically move several vertices while keeping their alignment


Interstellar war using transfer booths, novella length

70s/80s Sci-Fi book with teleport gates on sub-light spacecraft and an army space suit


How many pipeline stages does the Intel Core i7 have?

How should I approach to find number of pipeline stages in my Laptop's CPU


Evaluating $\sum_{n=1}^{\infty}\frac{(n-1)!}{\prod_{r=1}^{n}(x+r)}$ for $x\in\mathbb{R}^{+}$


Can B2 visa holders leave and reenter the US right now?

What are the current travel restrictions on individuals entering the United States from regions affected by Covid-19?


How to change the color of numbers in ordered list without using counter in css?

How to colour the list-style-type auto-generated numbers?


Is it bad math style to use one letter for indexing two objects?

Is it bad math style to use the same index symbol in different indexed objects?


variably modified array at file scope in C


Does Enumerable.Where in LINQ-to-objects preserve order?


What is the purpose of __str__ and __repr__?

What is the difference between __str__ and __repr__?


How to perform an ANOVA test in R with data in this format?


Is my netbook powerful enough to run Ubuntu 14.04?

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


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


can i convert an mp3 file with 64kbps bitrate to 192 kbps or 256 kbps etc?

Does it make sense converting a file to a higher audio bitrate?


Does the crop factor affect the field of view (FOV)?

What is crop factor and how does it relate to focal length?


How to use the ornamental fonts locally? shall we have a possible list for the future use?

How do I use a particular font for a small section of text in my document?


Any procedure to find a normal operator that is not self adjoint?

Normal Operator that is not Self-Adjoint


How can I disable the Mac Command key triggering the big HUD coming up in 14.04?

How do I change the shortcut-key of show the unity dash?


Is it necessary to downvote a question like this?


unordered list not separated evenly accross ie7

How to fix Internet explorer 7 bug when using percentage widths for layout?


django - getting related subclassed objects

How do I access the child classes of an object in django without knowing the name of the child class?


Wrong characters when using a dictionary


Radeon black screen on Ubuntu 16.10 Linux 4.8

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


NoClassDefFoundError - RunListener : Maven-surefire / JUnit

Why am I getting a NoClassDefFoundError in Java?


Having a contructor extend into a sub-class from an abstract class?


How to pass a list as parameter for varargs?

How to pass an ArrayList to a varargs method parameter?


Program to balance speaker output for surround sound 2.1?


Zoom into country polygon with Leaflet with mouse click


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


I still can't understand what does Community Wiki do?


Section numbering is X.X.0 instead of X.X

Number subsections and subsubsections, but not sections


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

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


Radius of convergence $\iff$ distance to the nearest singularity?

Proof that Radius of Convergence Extend to Nearest Singularity


For each $x,y,z∈\mathbb N$, if $x<y$ then $x+z<y+z$


$V = U_1 \oplus W = U_2 \oplus W = \dots = U_k \oplus W$

$U_1, U_2, ..., U_k$ subspaces of linear space $X$ with same dimensions, prove $X=U_1\oplus V=U_2\oplus V=...=U_k\oplus V$


Sci fi show about a boy with powers with rays coming out of a prism

Sci-Fi Drama TV Series about telepathy between an alien and a boy


What is the best definition for the imaginary unit?

Refining my knowledge of the imaginary number


Buzzing bees in my manor in Skyrim are driving me nuts - how do I get rid of them ... permanently?

How do I reset my manor so I can rebuild it with different options?


I can't find the settings in Ubuntu 19.04

Cannot access to (or find out) main Settings program


Fetch the row which has the Max value for a column


Changing central meridian in QGIS causes problems?

Displaying world country shapefiles centered on Pacific Ocean using Robinson or Miller Cylindrical projection in QGIS?


Lost Apple ID password and security questions and answers


What does "pts/" in the output of w mean?


How do I compare a Range to a NamedRange?

how do I get named ranges in Google Spreadsheets to be more reliable/current?


How to find the index of undetermined pattern in a string?

Python Regex - How to Get Positions and Values of Matches


Dark matter and relativistic mass change


If we had a radio antenna produce visible light?

Radio antenna producing waves in the visible spectrum


Understand the notion of level with apply


Why is the product map $GL_1(k)\times GL_1(k)\rightarrow GL_1(k)$ not continuous?

The additive group $\mathbb{G}_a$ over an infinite field $k$ is not a topological group


Difference between do_action and add_action


Rechecking baggage for AA flight Paris-->New York-->Boston

I'm travelling from Heathrow to Toledo in the USA with 2 connections, will I need to see to my luggage before I get to Toledo?


Prove that $\sqrt{a^2-a+1}+\sqrt{b^2-b+1}+\sqrt{c^2-c+1}\ge a+b+c$

For positive $a$, $b$, $c$ with $abc=1$, show that $\sum_{cyc}\sqrt{a^2-a+1}\geq a+b+c$


If we have a collection of Linux computers on a LAN, how to write shell script to shutdown all computer

Is it possible to shutdown remote Computers without inputing the password?


What is a "new contributor" for Winter Bash purposes?

What are the exact criteria for the "new contributor" indicator to be shown?


Get immediate folder of file using find (issue with spaces)


Are Hogwarts houses based on real life UK?


Virtualbox causing 16.04 to freeze completely


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


Homology groups of $S^1 \times (S^1 \vee S^1)$


Why does casting a string as float in PHP change the value?


Is it a good idea to invest in gold as a safety against nation or worldwide economic crises?

Buying gold / silver as a hedge against hyperinflation


OAuth 2.0 Web server flow without require secret - is that a better option than user-agent flow?

Pros and cons of user-agent flow vs web server flow


Future meaning: "I'm seeing" vs " I'll see"

When to properly use Present Progressive statements?


How to make \ref references include the word 'Figure'?


Why do non-circular oscillations have angular frequency?

Relation between shm and circular motion


Segmentation fault (core dumped) error (C)

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


I have a 12-hour layover in Istanbul. Will I be able to leave the airport to do some sightseeing in the city?


A construction of sigma-algebras - surely not new, right?

The $\sigma$-algebra of subsets of $X$ generated by a set $\mathcal{A}$ is the smallest sigma algebra including $\mathcal{A}$


Transparent background render taking ages

Is there a way to have Cycles skip rendering alpha?


How to sort a UNIQUE()-generated list based upon values from an independent column?

How to sort a Google Sheets Query by a custom ordering


Problems with div vertical scrollbars on iPad


Unable to upload photos in question from the Stack Exchange Android app

The Android app crashes when trying to upload a picture from my phone


How to convert complex chars into their dumbed-down counterparts

How do I remove diacritics (accents) from a string in .NET?


Why is the regex pattern '?!' not working with grep?

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


type() built-in function: from python2 to python3

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


When is it appropriate to end a sentence in a preposition?


Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException error, what to do?

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


Keeping my body and menu centered together

Centering my body to the menu and the rest of the page


How do I combine a group of circles and open paths to make one shape in Illustrator CS6?


Prove that $f \circ g = g \circ f$ from A to A


How do I update the GUI from another thread?


Unbounded Local Error: Why Does it occur when a global variable is redefined inside a function but not when it is merely referenced?


How can i use the '&' symbole in a GET parameter

ASP.Net URLEncode Ampersand for use in Query String


how to ls -l on each file in a directory

How can I run a specific command for each find result?


Removing extra string from text column in Attribute Table to make numeric column from number part using ArcGIS Field Calculator?

Changing data type in ArcGIS attribute table?


User in sudo group, but still being asked for password

How to run sudo command with no password?


What's a reliable way to detect math mode (including align*)?


Probability Density Function (PDF) Intuition

Can a probability distribution value exceeding 1 be OK?


Ubuntu Software has multiple instances (snap and canonical updates) of software. Which are safest?

Are Snap and Flatpak apps safe to install? Are they "official", approved or tested for a particular distro version?


Making a multidimensional list from a one dimensional list

How do you split a list into evenly sized chunks?


Submit button for a formset doesn't work when generated by ajax

Event binding on dynamically created elements?


Rewriting the set of equations in terms of new variables, using replacement rules when the expression contains partial derivatives

Can I simplify an expression into form which uses my own definitions?


How lazy loading images using JavaScript works?


Thomae function is continuous at $x\notin\mathbb Q$, discontinuous at $x\in\mathbb Q$

Prove continuity on a function at every irrational point and discontinuity at every rational point.


Real analysis: Show a continuous and nonnegative function on $[a, b]$ = 0

If $f:[a,b]\to \mathbb{R}$ is continuous and nonnegative and $\int_a^b{f}=0$, then $f(x)=0$ for all $x\in [a,b]$


How can the speed of light be independent of the speed of the observer

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


Data from ajax is not passing to PHP file

How can I upload files asynchronously with jQuery?


Ubuntu 14 desktop install failed and corrupted grub

Can't find boot-repair package for the newest version of Ubuntu


hyperlink name with biblatex authoryear (biblatex 1.4b)


How does Google find a domain with no links to it?


What happened to Jarvis at the end of Avengers: Age of Ultron


Set keyboard caret position in html textbox


How to connect to WPA2/PEAP/MSCHAPv2 enterprise wifi networks that don't use a CA_Certificate, like Eduroam


CPU usage pegged at 100% on windows vista

Task Manager shows 100% CPU utilization, but nothing in process list does


Bluetooth not working Lenovo laptop - Ubuntu 19.10 (but it did in LiveCD)

Wifi-Disabled: Ubuntu 19.10 - Intel Wireless 7265


CUDA error: Out of memory in cuMemAlloc(&device_pointer, size)


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


When and how is javascript eval() vulnerable to injection?


Python 3: UnboundLocalError: local variable referenced before assignment

UnboundLocalError on local variable when reassigned after first use


Prove that $f'(0)$ exists and $f'(0) = b/(a - 1)$


is there really some difference between if and whether?


Should I ask for help to forming question in metas?

Is there anywhere to get help wording a question?


Movie identification: A lady who could stop time

Nuclear missiles about to land but time stops except for a lone housewife. What show is it?


How do I upgrade to a newer version of Ubuntu?


Which sort algorithm works best on mostly sorted data?


Descriptive text for figure depending on location

\ref, make figure/table reference automatically toggle between "above" or "below"


Can I remove zobel network in LM386 circuit?


Show that $ \lim_{n \rightarrow \infty} \frac{n!}{2^{n}} = \infty $

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


Import LaTeX from Wikipedia to Mathematica

Pasting $\LaTeX$ into a Mathematica notebook


var functionName = function() {} vs function functionName() {}


Can you help me with my software licensing issue?


How do I check if a file is executable on Linux


How to convert FTPFile list to File List in Java?

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


overriding equals method in subclass without definition of hashcode()

What issues should be considered when overriding equals and hashCode in Java?


Comma-separated lines of code inside braceless loop


What causes Google to display a search result with a list of articles below

How to get Google to display a list of posts in the SERPs for a self hosted WordPress blog?


Why don't the names of the devices, in which evaporation and condensation occur, have the same ending in English?

What’s the rule for adding “-er” vs. “-or” when forming an agent noun from a verb?


How do I use jQuery for click event in iPhone web application


How to get nid as int (and not as string)

queries with db_select don't respect integers


I recieved a postdoc offer but I still have another postdoc interview. Should I accept or cancel?

How do I deal with postdoc acceptances that come in before my preferred institution makes its decision known?


How do you use a variable in a regular expression?


To have GPU (computer's graphic card) in hand luggage?

Am I allowed to take a graphics card in my carry-on luggage?


java.lang.IllegalStateException: Cannot call sendRedirect() after the response has been committed at or.apache.catalina.connector.ResponseFacade

java.lang.IllegalStateException: Cannot (forward | sendRedirect | create session) after response has been committed


Points in rectangular coordinate system - specifying coordinates as function values


Why does a soda bottle foam or froth when dropped?

Why are coke bottles that much fizzier if you shake them?


Count metric induced topologies on countable set.

How many metrics are there on a set up to topological equivalence?


cannot evaluate expression due to Stack overflow in get function


Regex change href="link" to href="notify('link')"

RegEx match open tags except XHTML self-contained tags


Cannot replace a packed image in the uv image editor


Does cosmological time expand like space does?


how to delete windows? I only want ubuntu


What was the reason of the non-preemptivity of older Linux kernels?


How long does it take for a black hole to form for an external observer?


Can Mid 2015 Macbook Pro Run 3 External Monitors?

How many external displays can I power with the 15" retina MacBook Pro?


Show score results at the end of a string


How to insert values in mysql from loop in Python

Database does not update automatically with MySQL and Python


$f (f(x))=-x$ - there's no such function

Find a real function $f:\mathbb{R}\to\mathbb{R}$ such that $f(f(x)) = -x$?


How to Get Tooltip of a Window From Window Handle?

How to get tooltip text for a given HWND?


How to merge multiple json objects into a single json object using python

How do I merge two dictionaries in a single expression (taking union of dictionaries)?


How can I duplicate an object with independent meshes?

How to duplicate an object in 2.8 via the Python API


Multithread in C#: line of code never reached


I need help with this Aura of statement. How to write an if statement if field one cannot be equal or greater than field two?

How to write an if else statement in Aura


"So must the X be" vs "So must be the X" vs Neither


How to replace raster values in one Raster with another

How do I replace cell values of a raster using values of another raster with differing extent?


Edit Comment- Default post by pushing return key is annoying

Pressing Enter in comment box unexpectedly submits form


How can I use "can" with negation words (such as "can ... not") instead of antonym verbs?

can we use "can", "could", "may" & "might" to ask for suggestions"?


java.lang.NullPointerException while running cucumber+maven test

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


How to find if one part of an array is the same as a integer?


Find the biggest value of $|a-b|+|b-c|+|c-a|$ when $a^2+b^2+c^2=1$

Given reals $a_1, a_2, \cdots, a_{n - 1}, a_n$ such that $\sum_{i = 1}^na_1^2 = 1$. Calculate the maximum value of $\sum_{cyc}|a_1 - a_2|$.


I can't download Xcode because my Mac mini is not up to date. However, there are no updates for my Mac mini. Is there anything to do?

How do I install Xcode if I'm getting this message "Xcode can’t be installed on “Mac HD” because macOS version 10.14.4"?


Does the attr() in jQuery force lowercase?


How can multiple fermions combine to form a boson?

Can bosons that are composed of several fermions occupy the same state?


How would we prove $\frac{n^2 - n}{2}$ is $\mathcal{O}(n^2)$?


how to escape multiple curly brackets in C#?

How to escape braces (curly brackets) in a format string in .NET


Every principal ideal domain satisfies ACCP.


node.js http.get hangs after 5 requests to remote site


Is there a set $A$ such that power set of $A $ has a bijection with $\mathbb{N}$?

Existence in ZF of a set with countable power set


Prove that if $x_n$ converges to $\omega$, $t_n$ converges to $\omega$ too

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


Why were Golden Snitches made with flesh memories?

What good is the flesh memory of a Snitch?


Calling a parent class constructor from a child class in python

Chain-calling parent initialisers in python


Story where a man evades capture from a spaceship by walking round an asteroid

Collection of short stories; in one a spy attempts to escape detection on Mars's moon by moving faster than the spaceship can scan


How to convert a HTML file to PDF (with colors)


Some letters are jumbled when outputted to HTML

Detect encoding and make everything UTF-8


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


My jquery selector is not working when I used innerHTML in my page? can some tell what I have to do?

Event binding on dynamically created elements?


Custom cursor in jQuery datepicker trigger icon

How do I change the style of the cursor with JQuery?


How do I install a Windows OS given only a ISO file and an external hard disk?

How to setup Windows from an external hard drive?


Why am i getting this Drush error after updating a site?


What are the reasons for and against wearing a bicycle helmet?


Select from list of reasons when performing downvotes


Understand why a bash script is not executing main?


Ubuntu 19.04 apt update fails Update from such a repository securely

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


Given sets $A,B$, there exists injection $f:A\to B$ or injection $g:B\to A$

For any two sets $A,B$ , $|A|\leq|B|$ or $|B|\leq|A|$


How did Voldemort discover about his parents?


Divisibility of 9 trick: why does it work?

Why $9$ & $11$ are special in divisibility tests using decimal digit sums? (casting out nines & elevens)


What does the L at the end of a number do?

What does the "L" mean at the end of an integer literal?


Let $f:A \rightarrow B$ and C ⊂A. Define f[C]={b∈B: b=f(a) for some a∈C}. Prove or disprove each of the statement


Dash Slash Meaning vs just Slash -/var vs /var

What does the *.*;auth,authpriv.none -/var/log/syslog line mean in rsyslog config file?


Which way of regression modelling is correct among below options, when the predictor is a product term?

Including the interaction but not the main effects in a model


Manipulating a String's content with an Integer


Anime about fighting sentient crystal beings and fusing with them

Anime series between 2000-2010 with monsters, military and crystals


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


How do I return the response from an asynchronous call?


Cannot set a different database directory for mysql ( Errcode: 13 - Permission denied)


How did Gared (Night's Watch man) get back from behind The Wall?


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


Is the potential energy of molecules related to its temperature?

Do ideal gases at zero Kelvin have potential energy?


Does the number of columns been selected affect query speed?


servlet to display a pdf file using by overriding doPost()

How to upload files to server using JSP/Servlet?


Is the question mark misused in affirmative sentences?


Lost password because of changed minlength

How do I reset a lost administrative password?


If I open Unity tweak tool, it mentions com.canonical.unity.webapps is missing

Unity Tweak tool fails to start with the error "com.canonical.unity.webapps schema is missing"


Compare two different arraylists and get differences java

Intersection and union of ArrayLists in Java


Achieve manager like view of compressed files in Terminal

How can I view the contents of tar.gz file without extracting from the command-line?


.Net Core query case-insensitive string data in list from MongoDb


Unable to acheive desired effect with ID mask


External links are opened as blank tabs in new browser window in Chrome


How can I get my Linux distribution name and version using the command line ?

How can I get distribution name and version number in a simple shell script?


RTSP to RTMP streaming or something else


How do you insert a picture in LaTeX? I have tried to follow instructions online but TeXmaker won't compile my coding


How to calculate a private key from public key on elliptic curve?

Why is it impossible to find the private key from the public key?


Concept about anonymous function and invoke in javascript


Sum of Infinite Series $1 + 1/2 + 1/4 + 1/16 + \cdots$


Why does this property hold for odd integers except for 5?


What does the symbol $\subset\subset$ mean?

The meaning of notation $\subset\subset$ in complex analysis


Biometric passport: How can I know if the chip is still working? Does it matter?


How do I fix this "E: Type '*' is not known on line * in source list ..." update error?


Why have my privileges on Stack Overflow changed?

Propose a privilege to sit in the 500 reputation mark


Novel where a kid learns psychic powers by squeezing little cubes with binary numbers on them?

Looking for a YA book about a boy that learns to use powers from an adept in a weird house that appears abandoned from the outside


How to insert subitem into list without breaking layout?


Is there a power saving application similar to Jupiter?


Does Charles Dickens' opening two sentences of Ch 3 of 'A Tale of Two Cities make sense?

Fragments in speech vs Fragments in novels?


How to configure Ubuntu to load shared hard disk at startup?

Automatically mount NTFS drive when I login


Which is faster '1GB RAM with 64 bit' or '2GB RAM with 32 bit'

How do RAM and processor speed affect overall performance on Android?


select query on Temp table is not returning data in correct order even after specifying index hint

Should all queries where you expect a specific order, include an ORDER BY clause?


How to use maven to build an self-contained executable jar?

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


Absolutely every question I ever ask on Programmers ends up being a bad question and put on hold for off topic

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


Prove that $\frac{x}{e^x}$ tends to zero as $x \to \infty $

Some questions about the function $xe^{-x}$


Display object label (using blenderGIS addon) in final render

How do I get object names to appear in the render?


Event binding on dynamically created elements?


sugar daddy sent me check for $3000, i’m waiting for it to clear but he’s asking me to send $500 to a friend


Prove that if $\gcd(a,b)=1$, then $\gcd(a^2,b^2)=1$


Prove that if $G$ has no subgroups of index $2$, then every subgroup of index $3$ is normal


Unresolved Reference and I have no idea why


How to use a variable inside an awk statement?

Pass shell variable as a /pattern/ to awk


Is it ever grammatically correct to say "I'm sure they're."

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


Why does the entire mesh move in this model?

Duplicate objects transformation applies to both objects


How do I add an ajax item on the submit button?


Github for Windows ignoring .gitignore file


Log4Net connection string read out of web.config

How i can use the connectionString of the current website for log4Net instead of configuring


Love message at the end of a document after references with Teddy pictures?

Insert graphic at precise place on a page


How to illustrate the wizard flow when some steps are optional?


Can we travel to India via Frankfurt (transit) with an expired Canadian visa?

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


How do I figure the dice and bonuses for attack rolls and damage rolls?


Require duplicates to be imported in Shotwell


How do I change TinyMCE button "i" to create a i tag rather than em?

Can I force WordPress to use  instead of ?


How to get Images post ID (to use with Enfold gallery)


How can I manually change the mouse/pointer speed?

How can I increase the mouse pointer speed beyond the limits set by the Mouse preferences dialog?


Limit of $s_n = \int\limits_0^1 \frac{nx^{n-1}}{1+x} dx$ as $n \to \infty$


When ArrayList Matched Element Found If condition not run


Warning: strpos() [function.strpos]: Empty delimiter on line 70


Apache 2.4 gives Forbidden Files deny server access

Creating new users using PHP not recognized by Apache 2.4


Error when trying to use a method from the client class

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


allowing local network access while blocking internet access

Disable internet access but leave LAN working


Python local variable 'charcheck' referenced before assignment, why?

UnboundLocalError on local variable when reassigned after first use


What's the difference between i++ vs i=i+1 in an if statement?

Difference between pre-increment and post-increment in a loop?


Locked question on the hot questions list

Questions locked for moderation shouldn't appear on hot questions list


String with at least one uppercase, one lowercase, one special char, one digit and one white space

RegEx to make sure that the string contains at least one lower case char, upper case char, digit and symbol


Unable to start activity ComponentInfo{com.ceit.worldofgravity/com.ceit.worldofgravity.MainMenu}: : java.lang.NullPointerException


Why do the controls for materials look different?

Why does my material panel look different?


How do I remove the top margin in a web page?


Summations of Legendre Symbols with an odd prime p

About a sum of Legendre symbols associated to an odd prime


How do I change the color palette of Windows command prompt?

How did I change color scheme of command prompt?


the sequence of Fibonacci numbers is defined as follows: $x_1=1, x_2=1$


How do I choose between ‘who’ or ‘whom’ when the subject pronoun is unclear?

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


Ubuntu 18.04's dock doesn't show Nautilus folders shortcuts when right clicked

How do I pin my favorite folders in Ubuntu dock like in Windows?


How do I find travel partners for a bicycle touring trip?

Which are my options to find trip companions online?


Characteristic of an integral domain without unit element must be prime?

Characteristic of  a Non-unital Integral Ring


Correct way to flag "do my work for me" questions?

How should "do my homework" questions be closed? (Missing "demonstrate minimal understanding")


What is the purpose of negative frequencies?


Is there a way to flip the functionality of the green full screen / maximize button?

How to change the default behaviour of the fullscreen/maximize button?


Proper way to do "conditional segue" in iOS5


Why are all the textures in my file pink?


In ASP.NET MVC, why can't I inherit from "MyCustomView" without specifying the full type name?

Generic Inherited ViewPage and new Property


Is Selenium 2.42.2 webdriver compatible with Firefox 27.0.1?

Where can I find a definitive Selenium WebDriver to Firefox Compatibility Matrix?


jquery .animate works in jsfidle, will not work in website

Code working in jsFiddle but not in browser


Why didn't Malfoy just kill Harry in the Half Blood Prince?

Why didn't the Death Eaters capture Harry Potter at the end of the Half-Blood Prince?


Why do we use the base form of verbs instead of the past form in past tense questions?


Android, add a condition to my button (SMS app)

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


Custom domain private email server goes directly to spam?


Execute a script when the output of a command has a specific string


General relativistic Euler Lagrange equation

Geodesic equation from the proper time integral


How to make an endless div after a fixed height div?

Make a div fill the height of the remaining screen space


Are the rules really so important that a useful question has to be deleted?

Are recommendation questions an acceptable kind of list-type question or should they be closed?


What is the proper name for a circle with a line through it?

Is there a name for the red circle and slash in a No Smoking sign?


What term to use to say "family" that includes relatives, not in same household sense but blood-connection sense

The most common way to refer to non-immediate family?


How to create a list of key:value pairs in a for loop?

How do I convert two lists into a dictionary?


A set with associative operation such that $xa=b$ and $ay=b$ can be solved, is a group

Show that G is a group, if G is finite, the operation is associative, and cancellation law holds


How to disable repetitive keydown in JavaScript

Prevent JavaScript keydown event from being handled multiple times while held down


Correct usage of "persons" (vs. "people")


Can I send a link from my phone to my desktop?

How can I easily share links or text between my Android phone and my laptop?


Why the login-shell is bash, but the /bin/sh is the link of dash?

What is the point of sh being linked to dash?


how to perform ssh and scp equivalent function in python code


What is the purpose of the tumbleweed badge?


Why the leverage is the diagonal elements of the Hat matrix?

Hat matrix and leverages in classical multiple regression


How to find two inequivalent ,but weakly equivalent bundles?


Macro to shorten a struct member reference in C

is it possible to redefine { and } in C?


would like to boost the signal strength of my wifi

WiFi range dropped in Windows 7 and Windows 10


Bound for the correlation of three random variables


have only the year of the citation colored

How to hyperlink only the year part when using natbib and hyperref


passing a variable from a jframe to another class

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


What is the distinction between $=$ and $:=$ when writing math?


Is there a JS equivalent for C# "?." operator?

Is there a "null coalescing" operator in JavaScript?


How can I resize 300 images at the same time?

How can I scale all images in a folder to the same width?


Voltage in a ring circuit with induced current

Can two voltmeters connected to the same terminals show different values? Circuit with induced EMF


Unable to Install Wine on Ubuntu 14.04.2?

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


Evaluate $\sum^{n-1}_{k=1} {n\choose k}\frac{kn^{n-k}}{k+1}$

Let $n \in \mathbb{Z}^+$, prove the identity $ \sum_{k=1}^{n-1} \binom {n} {k} \frac{kn^{n-k}}{k+1}=\frac{n(n^{n}-1)}{n+1}$


Cannot install YouTube app on Tecno devices (Android Go)


Why do I receive emails sent to address similar to mine but with dots?

Why does Google not consider dot in usernames of Gmail addresses?


output.value to file not adding new line break when using \n or \r\n

Split long commands in multiple lines through Windows batch file


How to chain method on a newly created object?


Can not install software from ubuntu software center

dpkg: error: parsing file '/var/lib/dpkg/updates/0045' near line 0:


How to stop object being used as a camera?

I accidentally set an object as camera, how do I undo this?


Javascript named function as an expression

var functionName = function() {} vs function functionName() {}


Ignoring part of a list in the output of a func. call in Perl

How can I selectively access elements returned by a Perl subroutine?


Creating a random string with A-Z and 0-9 in Java

How to generate a random alpha-numeric string


I receive the error 'grub-install /dev/sda failed' while attempting to dual boot Ubuntu along with Windows 10

I receive the error 'grub-install /dev/sda failed' while attempting to install Ubuntu as the computer's only OS.


When my training loss goes down, my evaluation loss goes up. What is this a symptom of?

What should I do when my neural network doesn't generalize well?


How to find remainder when $ 975^{40153}$ is divided by $14$?

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


How do I assign a null value to a struct for a pinvoke call?

C#: How to pass null to a function expecting a ref?


Principal component anaylsis, what do obtained coefficients tell me?

Making sense of principal component analysis, eigenvectors & eigenvalues


How do you activate an iPhone with broken home button iOS 10


Which is correct sentence? Use of verb with would


Canon focus points are blurry..Please help!

What causes the focus confirmation lights to blur?


Plot 4D data with color as 4th dimension


Specifying SSH KexAlgorithms works at CLI but not via ssh_config

options override for openssh client configuration


Black screen after login to Windows Server on GCP

Black " administrator" screen when connecting


Why does piping `mysql` to 'tail' change the output format?


What happens to Time when Space is stretched? Does time get relatively slower or faster?

Does time expand with space? (or contract)


Compare strings after getting substring JAVA


why I cannot use forward declaration when using template？


How to find fastest mirror link during every installation

How do you select the fastest mirror from the command line?


How to determine projection parameters when customizing a projection


Can I write a file with only read permission?


Orthogonalization and normalization during eigendecomposition

Orthonormalization of non-hermitian matrix eigenvectors


print difference line number and column number for tab separeated files in linux

compare two files ignoring 1st column and print line number


Define a literal Javascript object so a property referenced directly calls a function and not its sub-ordinates

How to convert an "object" into a function in JavaScript?


Listening to events such as adding new elements in JavaScript


What's the difference between saying 'the passage above' or 'the above passage'?

Which is correct: "the below information" or "the information below"?


How would I start a program when I login to terminal?


Angular : block/wait until promise is done

Jquery form check returns true, but need to return false


My First Authorship was Turned into a Second Authorship without Informing me

My first authorship is being turned into co-first authorship, what can I do?


Will my game restart if I join a friend's game?

How does mission progress work in multiplayer?


Minecraft Won't Let Me Break Any Blocks At All


Add filtering and/or sorting to flags responses


How to measure time with time/times comand

Is there a unix command to output time elapsed during a command?


MOXy on OSGi error (property "eclipselink-oxm-xml" is not supported)


Basic questions on matrix multiplication

Why does MatrixForm affect calculations?


How can dark matter collapse without collisions or radiation?


Java Method.getName() not matching to string


I can't seem to clone an array without the changes in one being reflected in the other. I've tried Object.assign, slice, Array,from, all to no avail

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


Abbreviate first names with multiple letters with biblatex: {\relax Ch}arles not working

Two or three letter initials in bibliography with Biblatex (again)


zonal statistics / join with two vector layers

Calculating area weighted average of attribute in one layer by shape in another using ArcGIS for Desktop?


What is the replacement of mod operator?

Is there any alternative to using % (modulus) in C/C++?


Input two integer separated by space to determine a 2D array dimension

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


European Etfs following sp500 while European markets are closed

How are ETF prices calculated after the market is closed


How to recover a deleted /etc/passwd file?

I deleted the "/etc/passwd" file and cannot log in


how to get 32 bit kernel headers in 64 bit debian installation

How do I run 32-bit programs on a 64-bit Debian/Ubuntu?


Modelbuilder iterator only puts out the last input?

ArcGIS ModelBuilder iterator reports only last input shapefile?


How to kill all Items except for ones that players drop

How do I kill mobs using /kill without them dropping loot?


How to break a DNA sequence into triplets?

How do you split a list into evenly sized chunks?


Getting a sharp focus on a 50mm when the subject is at 5m - 10m


Android App Text Encoding Bug (Unicode Symbols don't Display Properly)

Some special characters not displayed properly in a ǝɯɐuɹǝsn


How do I send a file as an email attachment using Linux command line?


Quality test for an hardware source of randomness

What tests can I do to ensure my random number generator is working correctly?


Redirect output of a command to two different files

how to redirect output to multiple log files


Does grep -r always search through files in the same order?

Does the Bash star * wildcard always produce an (ascending) sorted list?


Where is the Shadow Orb in the demo world?

Can you find shadow orbs in terraria demo?


Small regex issue with validating phone numbers (Javascript)

How to validate phone numbers using regex


What's the terminal equivalent of Windows' netsh wlan add filter?

How to hide or remove useless network names from the wifi menubar icon


IntelliJ-Git: Why my classes from one branch show in a checkout of another branch?

Modified files in a git branch are spilling over into another branch


Plot 4D data with color as 4th dimension


What is the library to be installed for `jasper.h` header file?


All of the events and rewards in pokémon Sun & Moon demo?

Where are all the people with a day-related event located in Pokemon Sun and Moon demo?


Special uses of this syntax in PHP? (Triple 'Angle Brackets')

Reference — What does this symbol mean in PHP?


Does Ubuntu V12.04.2 work on a system that normally run Windows 7 64bit with an Intel processor?

Boot failure : No DEFAULT or UI configuration directive found!


How do I split 16 people into 4 groups, 5 different times with each group being unique (no repeats)?

How many combinations of groups are there where no member of a group has been with another member before?


How to identify if two List are equal regardless of the order?

Comparing two collections for equality irrespective of the order of items in them


Adding derived objects into an array of (abstract) base pointers

How to display a dynamically allocated array in the Visual Studio debugger?


Searching for visible and invisible system files gives no results

Why doesn't Spotlight show invisible files that I know exist?


Why does `df` indicate no available space when used is much less than total size, on my VPS?

Linux says my space is full with 2.4/50gb used


java.lang.NullPointerException for simple jsp servlet program using oracle database backend

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


problem installing make command, x11rdp and libxcb1-dev package

How do I resolve unmet dependencies after adding a PPA?


TeXstudio not large enough to use on a 4k display


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


How to number figures continuously in documentclass{article}

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


How to know if a font (@font-face) has already been loaded?


Not able to get the final rendered output(when f12 is clicked)


Prime factorization of $\frac{3^{41} -1}{2}$

Without using prime factorization, find a prime factor of $\frac{(3^{41} -1)}{2}$


How do I remap a key in macOS Sierra, e.g., Right Alt to Right Control?


What does "sit in the back of the bus" mean?


Cardinality of the union of all repeated Cartesian products of N with itself

The set of all finite sequences of members of a countable set is also countable


Can I have Zscore result calculated within specific range?


Do Javascript variable assignments work by reference?


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


css vertically centering a fixed positioning div


Index Out of Bounds exception in simple for loop: index variable is exceeding array length for unknown reason


What does ISO (as in the disk image format) stand for?


Boolean(data type not class) Size in Java

What is the size of a boolean variable in Java?


I've declared an array of empty elements, how can I check which elements remain empty?

How do I test for an empty JavaScript object?


making subsubsections visible in the TOC

How to show subsubsections and paragraphs in TOC?


Accessing a node defined inside a pic outside its definition


Difference between AIX and other Unix flavours

How to run a fresh version of AIX in a Virtual Machine with a Linux host?


How to match a fixed string ending with a number using regex


How do I set gvim as default application?

How do I make vim the default graphical text editor?


Existence of Python import that isn't reached causes earlier error

UnboundLocalError on local variable when reassigned after first use


Cheap high-capacity (disk, not bandwidth) hosting options

How to find web hosting that meets my requirements?


Nesting pseudo-elements inside pseudo-elements


Why did this question about framework comparisons get closed?

Where do I ask questions about product benchmarks and comparisons?


Is it worth having an "other" reason to close a question?

Do we need a more generic "off-topic" close reason?


Natural Deduction: $p \to (\neg q \leftrightarrow (r \lor s)), \neg s \vdash (p \land \neg q) \to r$

Natural Deduction: $(p \lor q)\to r\vdash p \to r$ and $p\to\neg q\leftrightarrow(r\lor s),\neg s\vdash (p\land \neg q)\to r$


Criterion for a group $G$ to be abelian using $Inn(G)$

If $G$ is non-abelian, then $Inn(G)$ is not a normal subgroup of the group of all bijective mappings $G \to G$


What Open Source Packages are available to provide routing?

Seeking alternatives to pgRouting for open source routing / network analysis?


How can I access windows 10 partition in ubuntu when i cant get it to shut down in a "safe state"?

Unable to mount Windows (NTFS) filesystem due to hibernation


Textarea X/Y caret coordinates - jQuery plugin

How do I get the (x, y) pixel coordinates of the caret in text boxes?


Combinatorial interpretation for the identity $\sum\limits_i\binom{m}{i}\binom{n}{j-i}=\binom{m+n}{j}$?


Python Metaclass __new__ method not getting called


A limit of the p-th power of a function integral


Why do I have to use utf8_decode before I insert an already UTF8 string in mysql?


How do I run another script in Python without waiting for it to finish?

How to start a background process in Python?


How do I communicate to players that a room is unimportant?

I want to run vast and realistic dungeons, but my players get frustrated trying to search every room


Which is correct, "you and I" or "you and me"?


$\mathcal{l}^\infty$ contains all separable normed spaces

Isometric Embedding of a separable Banach Space into $\ell^{\infty}$


Origin Thin Setup fails on windows 10 fresh install

MSVCP120.dll and MSVCR120.dll are missing


Is there a way to save the current page as a bookmark when a specific button is clicked and save that page link into user profile as a bookmark?

How do I add an "Add to Favorites" button or link on my website?


Storing a nice bike outside cheaply in the city during winter (weather/security)

How to store a bike outside and still avoid rapid decay?


how to print an enumerated variable in C?

Easy way to use variables of enum types as string in C?


How can I do the 'latex bibtex latex latex' compiling using Windows without the command line?

Tools for automating document compilation


Quickest method for determining which postcode is 2 miles north of original postcode?

Calculating Latitude/Longitude X miles from point?


What is Canonical's LTS support policy for EOL software?


differences between "not-equal" and "lessthan-greaterthan"

Difference between "not equal" operators  and != in PHP


Fitting simple linear regression with no intercept


Fighter (Eldritch Knight)/Wizard multiclass spell known

If I multiclass into 2 or more spellcasting classes, how do I determine my known/prepared spells?


How do I run a function before my app crashes? iOS


Using functions in a class keeps returning NullPointerException error - Java

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


Is it legal to clone a character from other game?

How closely can a game legally resemble another?


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


How to install Windows 10 on my laptop(Ubuntu 16.04)?

How can I create a Windows bootable USB stick using Ubuntu?


What is a reference value in Java and why does it change?

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


I can't access an external hard drive (it has Windows 8) through my USB cable

Unable to mount Windows (NTFS) filesystem due to hibernation


Need to print an array in a different method


How do I use CTRL-R to cut all the way through an object, not just one face?


Criteria of a trivial G bundle of a 3-manifold


Get author usernames from YouTube Data API videos feeds

How to retrieve YouTube video information (title, author, etc) by its id using YouTube API


After Insert Trigger on Email Message to Update a field on Case

How do I bulkify queries for directly or indirectly related records?


Does it exsit a presentation mode, with next slide and counter for a pdf?

How should I present a slideshow consisting of PDFs?


How can i make a string case insensitive in Python?

How do I do a case-insensitive string comparison?


How to have Mathematica pronounce/speak International Phonetic Alphabet?


Link Stack Exchange account to GitHub instead of Google

Authenticate to Stack Exchange using GitHub


How to remove all spaces before and after a string in C#

How to remove all white space from the beginning or end of a string?


Cannot insert string into MySQL text column

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


Is there a proof of the time-dependent Schrödinger equation?

How can one derive Schrödinger equation?


Prove $\sqrt{2} \not \in \mathbb{Q}[\sqrt3]$

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


How do I change the MIME type for a file?


Exported PDF resulting in misaligned Bing Aerial and vector layer using QGIS?

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


What is the difference between the two Police Stations?

Is there a functional difference between the modern police station and classic police station?


Proving a vector space is infinite-dimensional


USB pendrive not detected and not reponding to setup address

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


How to re-link files which have paths that have become invalid (can't be found)?

How to find which materials use a missing texture?


Underexposed image with Canon 5D III and flash

Why is the bottom half my picture black when shooting with Cowboy Studio remote triggers?


What is the meaning of p values and t values in statistical tests?


Executing Command in Bash Script that requires Input

Automatically enter input in command line


Error: java.lang.NullPointerException error for map reduce program

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


$\lim_{x \to 0}\frac{\sin x}{x}$ intuition

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


Why is my variable local in one 'while read' loop, but not in another seemingly similar loop?


Questions changed on getting answer to current question

Exit strategies for "chameleon questions"


How to install Eclipse C/C++ in Ubuntu 18.04


How to Concatenate Numbers and Strings to Format Numbers in T-SQL?


How to express level of difficulty in exercises?

Math book: Exercise - Solution environment


What is the meaning of prepended double colon "::"?


How do I run a script on startup as superuser?


How to send emails and avoid them being classified as spam?


Does an Android Factory Reset also clear the cache partition?

Isn't Factory Reset exactly the same as wiping /data and /cache?


Unable to install any package or software


Difficulties installing zoom_amd64.deb on a Dell XPS 9750 with Ubuntu 20.04 LTS

How do I install a .deb file via the command line?


Concatenating fields in field calculator of QGIS?


"Could have" vs "might have" (in lucky escape situation)


Simple way to prove that $\mathbb{Z}[\sqrt[3]{2}]=\mathcal{O}_{\mathbb{Q}(\sqrt[3]{2})}$

Easy way to show that $\mathbb{Z}[\sqrt[3]{2}]$ is the ring of integers of $\mathbb{Q}[\sqrt[3]{2}]$


mod Distributive Law, factoring $\!\!\bmod\!\!:$ $\ ab\bmod ac = a(b\bmod c)$


ajax return true/false - I have implemented a callback

How do I return the response from an asynchronous call?


How to replace wallpaper with a solid color?

Change desktop background to a solid color (e.g. pitch black) in GNOME 3


JavaScript seems to be doing floating point wrong (compared to C)


When is a group isomorphic to a non-trivial quotient group of itself?

Does $G\cong G/H$ imply that $H$ is trivial?


Plotting a line segment from the degenerate case of an ellipse


Show that $(x)$ is a prime ideal in $\mathbb{Z}[x]$ (the polynomials with integer coefs) which is not maximal.

ideal behind Maximal ideals are Prime ideals


Creating Python Scripts from within ArcGIS?


Is there a name in English language for the feeling of being happy something bad happened to someone else rather than you?

An idiom for deriving pleasure from another's suffering


Looping through JSON in Javascript. Object in Object?

How do I loop through or enumerate a JavaScript object?


Can I use the Canon EF 50mm f/1.8 II lens with the Canon 600D camera body?

What is the difference between EF and EF-S lenses?


What happens to a Guest account when upgrading from Windows 7 to Windows 10?

What's up with guest accounts in Windows 10? Can I have one?


Why all android projects make errors in eclipse - ubuntu


How to prevent Google (and others) from indexing the site under construction?

I want to test major changes on my website without hurting SEO


ListView onItemClick event return wrong position with error java.lang.ArrayIndexOutOfBoundsException: length=5; index=5

Next item displayed from array instead of the expected value


list-comprehensions problem in python - list dispear after run once

Generator expressions vs. list comprehensions


Get two letter country code in Apex method


Why double-headed arrows when the direction of node is specified?


How to assign the output of a Bash command to a variable?

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


A potential supervisor didn't respond to my email. It's been a week, does this mean he's not interested?

What does it mean if a professor does not answer your email in time?


Find a basis of clopen sets for the topology on $X$

Collection of clopen sets form a base for a countable completely regular space


Resize iframe height according to content height


Logging only info level entries to a separate file

Logging, StreamHandler and standard streams


Show that $a^n \mid b^n$ implies $a \mid b$


Context and normal menus appear to left instead of the right like they used to

What setting will convince Windows menus to appear to the right, instead of left?


Which camera is best in the beginning of photography?

What should I look for when shopping for my first DSLR?


Why does the letter 'y' appear randomly in front of words in Renaissance poetry?

What we've gelost — why doesn't English use the prefix "ge-"?


Use of quotes in GNU grep regular expressions


Create SVG / XML document without ns0 namespace using Python ElementTree


If photons have no mass, how they create electrons and positrons on colliding?

Conservation of Mass during Electron - Positron Annihilation


Binding to Window close event in MVVM WPF?

handling window close button in wpf MVVM


What does it take to drag a restrained humanoid?

Can one PC grab another PC and drag them?


Why does my objects look different when I enter the game engine?

Why can I see through a box in blender game engine?


Center page content margin: 0 auto; not working?


Let $\{v_1, v_2, v_3, v_4\}$ be a linearly independent set. Prove that the set of vectors $\{v_1, v_2, v_3\}$ form a linearly independent set.

Prove that any finite subset of a linearly independent set is linearly independent


How the calculate $\int_0^{+\infty} \frac{\sin^2 x}{x^2} \,\mathrm{d} x$?

Proof of $\int_0^\infty \left(\frac{\sin x}{x}\right)^2 \mathrm dx=\frac{\pi}{2}.$


Trying to use "\~" to generate tilde symbol in math mode


Self-test errors and kernel crashes in 11.1 when using the suggestions bar

What are the most common pitfalls awaiting new users?


Block Diagram of Transmitter and Receiver with Channel

Is there a tikz library for Communications Block?


How to avoid page break when using \include?


How do I delete one of two Ubuntus on my PC


Prove : The polynomial has no integral roots.

Prove that $f(x)\in \mathbb{Z}[x]$ such that $f(0)$ and $f(1)$ are odd has no integer roots


Dual Booting With Windows 10 not working

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


What does **D mean in string.format(**D)?

Why use **kwargs in python? What are some real world advantages over using named arguments?


how do i install Windows 10 from ubuntu onto a separate hard drive

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


java.lang.NullPointerException: 'void org.opencv.android.BaseLoaderCallback.onManagerConnected(int)' on a null object reference

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


A subset of $[0,1]\times[0,1]$ containing at most one point from each horizontal and vertical section whose boundary is $[0,1]\times[0,1]$

Boundary Question in $\mathbb{R}^{2}$ (Manifolds)


View Comments and/or Answers While Editing


escape for "{" inside C# 6 string interpolation

How to escape braces (curly brackets) in a format string in .NET


Is there a reason the British omit the article when they "go to hospital"?


how to combine angle rotations along different axes into one rotation along a single vector


Can i put a rack for panniers on a Carbon road bike w/ Thru axle?


How can I open the default SMS inbox activity programmatically?


Can't remove Desktop icons - using Ubuntu 20.04

Ubuntu desktop suddenly points to home folder


Find the values of $p$ for which $\sum_{n=2}^\infty \frac{1}{n(\ln n)^p}$ is convergent

Convergence of the series $\sum \limits_{n=2}^{\infty} \frac{1}{n\log^s n}$


Qt layouts - Keep widget aspect ratio while resizing

How to maintain widgets aspect ratio in Qt?


How to run cmd command under administrator rights?

How to start a Process as administrator mode in C#


Let $R$ be a UFD and $a,b,c \in R$ be nonzero. If $c \mid ab$ and $\gcd(a, c) = 1$, then $c \mid b$.

Proof of general Euclid's Lemma in a UFD (by Euclidean algorithm?)


Solving the equation X = AX + B of languages for X

Regular expressions: Show that A*B is the solution of X = AX + B


Drawing overlay view on top of a web view


Applying jQuery event handlers to AJAX content

Event binding on dynamically created elements?


How do I get Korean (Hangul) characters to typeset in LaTeX ?


Which is correct: “I’m done” or “I have finished”?


How to copy remote NAS file behind a router


Creating an arbitrary state of the quantum simple harmonic oscillator


how to install flash player on ubuntu 16.04 LTS


The Closing Problem: This needs to be reconsidered


Bootstrap Collapse "Shown" Event Not Working Correctly First Time

Bootstrap dropdown in collapse not showing on first attempt


How to mix and match Swift and Obj-C within a library project

Error from import statement "expected "FILENAME" or "


Why can't quantum mechanics and general relativity be unified?

A list of inconveniences between quantum mechanics and (general) relativity?


Why is this template example code not compiling?

Why can templates only be implemented in the header file?


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


How many routes from $(0,0)$ to $(2n,2n)$ avoiding $(2k+1,2k+1)$?

How many lattice paths are there from $(0,0)$ to $(2n,2n)$ that avoids odd points


Regex start with a word till specific word/char/space


What to list as affiliation when work spans multiple institutions?


Is the second "t" silent in the word "twenty"?


Android app should send edits to edit queue if necessary rather than rejecting them


Does Stack Exchange need do-not-close votes?

How about a "Vote not to close" option to counter the "Vote to close"?


Is there a user font for San Francisco in El Capitan?


MacBook Pro will not boot, begins to load then hangs with white screen

MacBook Pro refuses to boot/recover, hangs at "white screen"


If the $n^{th}$ partial sum of a series $\sum a_n$ is $S_n = \frac{n-1}{n+1}$, find $a_n$ and the sum.


What does (?i) and ?@ in this regex mean


Do I need a US visa to transit (or layover) through an American airport?


Why are more American movies are coming out in foreign countries first?

What's with the trend of releasing movies outside the US first?


Drivers for headphones with in-line mic and remote control


Trying to use wp_register_script/style and enqueu them from an array - getting an error

Notice that the wp_enqueue_style is not being called correctly!


How do I choose a camera for macro photography without considering special lens?


As a level 35 sith juggernaut how do I make credits fast


Since electron clouds of different atoms repel each other, does that mean that touch is the feeling of electromagnetic repulsion?

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


How to convert/save d3.js graph to pdf/jpeg


Are PDO prepared statements sufficient to prevent SQL injection?


How to install a FTP client from the command line on Mac?

How to get BSD FTP and Telnet back in 10.13 (High Sierra)?


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


I'm creating a VotingMachine, the whole code seems ok but when I try to run it, I can't get the result I want


ModelBuilder not adding output feature class to Table of Contents?


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


Laravel 5.7 : Determine the total size of a folder in MB


Outlier Detection on skewed Distributions


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


Passing contents of a file on the command line

Passing arguments from a file to a bash script


Why structure in C# cannot have explicit default constructor

Why can't I define a default constructor for a struct in .NET?


Interpretation interaction term with a dummy variable in it

Dummy coding for contrasts: 0,1 vs. 1,-1


c++ class member operator definition with no return value

If a function returns no value, with a valid return type, is it okay to for the compiler to return garbage?


Maven - why the built JAR can't find a jar that's in its lib folder?

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


Bad SSL/TLS at Stack Exchange: Cloudflares SSL certificates and sometimes no HTTPS at all

Better HTTPS support for Stack Exchange sites


How to retrieve a variable's name in python at runtime?


Error when retrieve Image(Blob) data from SQLite database

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


Let $X$ be a random variable with values in $\mathbb Z_{\geq0}$. Show that $E[X]=\sum_{k=0}^\infty P[X>k]$

Showing that ${\rm E}[X]=\sum_{k=0}^\infty P(X>k)$ for a discrete random variable


Why is the winter bashed themed as such when users of the network are from all around the world (and it's summer in half the Globe)?


Trying to understand the logic behind the p-value in hypothesis testing

What is the meaning of p values and t values in statistical tests?


How to identify papers that cite two particular papers

How to identify the publications that cite two specific papers?


Find series of natural numbers $A$ for which $\lim_{n\rightarrow\infty}\frac{1}{n}|A\bigcap\{1,...,n\}|$ does not exist

Sets with no asymptotical density over $\mathbb N$


How do I connect my domain to my local Ubuntu Server?


Android : How to send data to MySQL DB without using JDBC , PHP or any other webservice?

Connecting MySql with Android without using PHP


Permanent (previous) data dump from a query?

The Download CSV link seems broken in SEDE query result window


Is $\sqrt{64}$ considered $8$? or is it $8,-8$?


Can an algebraic variety be embedded in projective space?


how to extract coordinates (latitudes and longitudes) from a raster? using arcGIS


Export an animation as .avi file with sound?


If $ a+ \frac{1}{b}= b+ \frac{1}{c}= c + \frac{1}{a} = k$ , how to find the value of $k$?

If $a+\frac1b=b+\frac1c=c+\frac1a$ for distinct $a$, $b$, $c$, how to find the value of $abc$?


Element to Element addition of two lists in python


How do the tenses and aspects in English correspond temporally to one another?


How to use displaystyle for all maths expressions in text?

I have a question about the \displaystyle command


Is it possible to insert an image **IN** a caption itself?

Including an image in the caption of a figure


Why can't we break the speed of light in vacuum?

Do we know why there is a speed limit in our universe?


calculate seo return on investment in actual dollor

How to Measure the ROI from SEO Campaigns


Should middle school students/high school students be able to choose their own bedtime?


APT upgrade fails because of permission denied

sudo apt-get update failing - "could not open" list file due to "permission denied"


How to get a sharper image using Nikon D3200?


Do I need to have antivirus software installed?


How to proof that RandomSearch is better than GridSearch with mathematics?

Practical hyperparameter optimization: Random vs. grid search


Prove that $\alpha\in \mathbb{Z}[\sqrt{2}]^*$ if and only if $N(\alpha)=\pm 1$.

Prove that $N(\gamma) = 1$ if, and only if, $\gamma$ is a unit in the ring $\mathbb{Z}[\sqrt{n}]$


Method overloading produce java.lang.StackOverflowError


Login form (or user registration) don't show $messages


How to find the cumulative sum of numbers in a list?


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


if $\operatorname{Dim}(A)=0$, then every prime ideal is maximal

If krull dimension is $0$, then all prime ideals are maximal?


What is the direction of the force of buoyancy at the bottom of the liquid?

Does buoyant force vanish if there is no liquid below an object?


Surprised that global variable has undefined value in JavaScript


Show that $C_0([0,\infty))$ is complete.

Showing that $(C_0([0,\infty)), \|\cdot\|_\infty)$ is complete.


How can a demoralized research student restore the passion for research?

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


Git on Visual Studio shows files from another branch

Modified files in a git branch are spilling over into another branch


Method to determine outliers with a skewed dataset

Outlier Detection on skewed Distributions


What's the optimal MongoDB architecture for finding documents to which no pointers exist in another collection?

Get "data from collection b not in collection a" in a MongoDB shell query


How do I identify hardware I am unfamiliar with on my computer?


What is the difference between /opt and /usr/local?


Would replicated material eventually break down?

Are there things a Replicator cannot replicate?


How to add gradle dependency in executable jar from idea intelliJ getting No class def found error. facing issue with smack 4.2.0 beta3

Why am I getting a NoClassDefFoundError in Java?


Can a stable structure actually enclose a black hole of a certain radius?

Could a Dyson Sphere-like object be made to encase a black hole without collapsing?


Integration in complex plane, circle proof


Every subspace of a separable metric space is separable.

Prove that a subset of a separable set is itself separable


How to import sextante(processing) for QGIS 1.9 (2.0)


Interface as data type in Java Collections

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


Should linked websites with dynamic content be replaced with a screenshot?

Should I remove link and put screen shots instead in editing?


How can I vertically align elements in a div?


Unable to load Windows after using EasyBCD to Reset bcd

How can I repair the Windows 8 EFI Bootloader?


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


How to filter the table names from .txt file

I need a command to filter the statements from a .txt file


Event binding on dynamically created elements?


An Inequality about complex numbers with non-negative real and imaginary parts

A problem regarding the in-equality of complex numbers .


What happens to the graph of a function, whose limit is of the form $1^{\infty}$?


System.nanoTime() seems broken. Alternative to check for code efficiency wanted

Is System.nanoTime() completely useless?


Does using an image as Windows desktop background affect performance (in contrast to one of a single color)?

if we do not use any wallpaper on desktop will it increase performance of windows?


How to split strings into text and number?


Prove that $n^{n-1} - 1$ is divisible by $(n-1)^2$

For what powers $k$ is the polynomial $n^k-1$ divisible by $(n-1)^2$?


Prove that $R x R$ is not isomorphic to $R[x]/(x^2)$

Prove there generally is no isomorphism between $R[x]/(x^2-a)$ and $R^2$


$T$ is a linear operator on $V$ and fix $v∈ V$...

Let $V$ be a $K$-vector space, $f: V \rightarrow V$ a linear map. Under some condition, show that $v, f(v),...,f^n(v)$ are linearly independent.


How can call my Broadcast receiver only when any Application launched?

Android, Detect when other apps are launched


When "etc." is at the end of a phrase, do you place a period after it?


Visual Studio/MSBuild copy referenced class library's app.config as *.dll.config to bin folder of current project


Null reference in listadpter when looping through JSON

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


How to do volumetric lighting for a forest scene?


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


What's the easiest way to install a missing Perl module?