Why does With return a temporary symbol?

Is the renaming mechanism of `With` flawed?


Problems when calling srand(time(NULL)) inside rollDice function


Shortcut for inserting \item in TeXstudio

Is there a cheat sheet for TeXstudio keyboard shortcuts?


how to increase value of a variable integer in python


Vertically Align Text Next To An Image in Bootstrap

How can I vertically align elements in a div?


If a given # is $70$% of $X$. How do you determine what $X$ is?

How do I start from a 10% discount and find the original price?


for loop over character array gives unexpected "("


How do I split a string so I can access item x?


$\lim \inf \frac{x_{n+1}}{x_n} \leq \lim \inf \sqrt[n]{x_n}$ for strictly positive real seq $\{x_n\}$

Prove that $\lim \inf \dfrac{x_{n+1}}{x_n}\leq \lim \inf x_n^{1\over n} \leq \lim \sup x_n^{1\over n} \leq \lim \sup \dfrac{x_{n+1}}{x_n}. $


backshifting of tenses (optional back shifting)


Error updating custom metadata types through Talend


Is resources reduction one of the important reasons that questions/answers are deleted?

How to remove, and not just hide, a question


How to retrieve uploaded image and save to a file with JSP?

How to upload files to server using JSP/Servlet?


int value does not convert correctly to double


Adding another sub query in existing subquery


Software updates crashes on nvidia driver

800 X 600 cannot select higher resolution


How do gravitons and curved space time work together?

Nature of gravity: gravitons, curvature of space-time or both?


Can I make windows open renamed zip files in explorer?

Can you configure Windows to open JAR files like ZIP files without a 3rd party tool?


Bug in nominating question for reopening

After nominating to re-open, link remains as if you can nominate again


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


How to change the command prompt color in BASH?

How to set the command prompt's color in Bash?


If $x_{n+1}= \frac{\sum_{i=1}^n f(x_i)}{n}$ then prove or disprove that $\{x_n\}$ is convergent.

$f:[0,1]\to[0,1]$ be a continuous function. Let $x_1\in[0,1]$ and define $x_{n+1}={\sum_{i=1}^n f(x_i)\over n}$.Prove, $\{x_n\}$ is convergent


Significance of logistic regression coefficients

Interpretation of simple predictions to odds ratios in logistic regression


What's the blank space on my About Me page meant for?


When a pokemon shows up in Sightings, at maximum how far away is it?


How to highlight C/C++ header file names with the listings package?

listings: how to colorize strings between angle brackets


Razor shows syntax error in Visual Studio


As our velocity changes shouldn't the span of time taken change


Difference between instantiating with interface and concrete class? (HashMap,Map & List, ArrayList)

What is the benefit of polymorphism using Collection interface to create ArrayList object?


Division in Java always results in zero (0)?


What is the experimental uncertainty of an ensemble measurement?

Multiple measurements of the same quantity - combining uncertainties


Why does javascript accept commas in if statements?


Still cannot combine split with curly brackets

How to make \left, \right pairs of delimiter work over multiple lines?


Is there any formula for the following permutation?


How do I resolve unmet dependencies after adding a PPA?


I reset my Chrome browser, now I lost all logins, how do I get them again?


Why can't we notice crossing an event horizon?


Proof of $\Box (A\land B) \leftrightarrow \Box A \land \Box B$ in propositional modal logics


how to make the tab visible for other users


java.lang.NullPointerException: Attempt to invoke interface method 'int java.util.List.size()' on a null object reference using Fragments

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


How to access windows in another session

How can I enumerate the open windows (~EnumWindows) of another user session


Component to inject and interpret String with HTML code into JSF page


Is the impact of throwing and catching exception big?

What are the effects of exceptions on performance in Java?


Im trying to identify a bike with the serial numbers ACL8L35099 can someone help me ive been trying like crazy

How can I identify my bikes make through the serial number?


Java: if/else statement in infinite loop not working


Why in this sentence there is a "be" instead of "are"

Why is it “Who be ye?” and not “Who are ye?” in archaic forms of English?


Can I search question by user reputation?


How old is Wolverine in the 2013 spinoff of the same name?


How to include route handlers in multiple files in Express?

How to separate routes on Node.js and Express 4?


How should we deal with OPs that edit in answer to question

What to do when OP answers his/her own question in an edit?


What are the TeX definitions for the hyphen and dashes -, --, and ---?


How to fix compile error: non-template 'iterator1' used as template

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


finding largest increasing subset of an array (non-contiguous)


C++ order of element initialization in aggregate class

Can a (C/C++) array initialization reference itself?


Copy Editor badge is not included to my account even after I have edited 500 posts

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


Why this replace doesn't work Javascript?


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


"Data tag parsing failed" when trying to setblock a command block with a command in it

Why are my quotation marks causing an “unexpected token” error with this command?


How to get Latex formula in inkscape on mac?

How to use LaTeX with Inkscape (MAC OS X)


Infix to postfix not working as expected

Handling parenthesis while converting infix expressions to postfix expressions


After Signout How to Sign In with Different Gmail Account

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


Re-entering US under Visa Waiver Program after time in Mexico

US VWP interruption and return from Canada


Is there any kind of relation between the activity in a website and the hosting that I have to purchase?

How to find web hosting that meets my requirements?


Selectively disable GCC warnings for only part of a translation unit?


iOS: How do I configure my iAd account after I decided to change my app name and thus ultimately my bundle identifier?


Difference between Pearson residuals and Deviance

What do the residuals in a logistic regression mean?


Extend the Ubuntu disk space that was installed beside Windows 7 without reinstalling

How can I increase my disk space when Ubuntu is installed inside Windows?


Wheel user with sudo permissions can't write to file with tee, but can create it. How to fix?

Redirecting stdout to a file you don't have write permission on


Is one DNA molecule same as one chromosome

Are human chromosomes connected or separate molecules?


How does "this" keyword work within a function?


Prove the inequality $|\mathrm e^{i\theta_1}-\mathrm e^{i\theta_2}|\le|\theta_1-\theta_2|$.

Prove that $|e^{i\theta_1}-e^{i\theta_2}| \leq |\theta_1 - \theta_2|$


application is crashing when pressing button

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


How to pass a Variable through JavaFX Application to the Controller?


Find all $n$ such that i. $\phi(n)=\frac n2$, ii. $\phi(n)=4$.


Insufficient Power when using one power source vs two

SC2272-M4 Behaviour when using relay SRD-05VDC-SL-C 5V DC


The installation or removal of a software package failed


Is it a good practice to always scale/normalize data for machine learning?

When conducting multiple regression, when should you center your predictor variables & when should you standardize them?


Weird unwanted multiple line break in ShareLaTeX

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


Programmatically download NED, Landcover, etc. data from USGS

Programmatically download (seamless) NED tiles?


modular exponentiation $14^{20} \pmod{33}$

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


Getting NDVI data only for March from 2000-2003 using Google Earth Engine?

Selection of only monthly data on Google Earth Engine?


My connection to mysql works but no any query


Proof that it exists at least one graph G planar, bipartite and with $\delta$(G) $\ge$ 4

Prove that a bipartite planar graph has a vertex of degree at most 3


Is it okay to omit an article after the word "or" because it is redundant?

Can articles be omitted in front of the second and third nouns?


What is the difference between JAVA Runnable class to start thread?

"implements Runnable" vs "extends Thread" in Java


Use first argument as second argument with modifications

How can I rename a file in a nested path "in place," i.e. without re-typing the full path?


«'s» or «of the» which one should I use?

Can one explain the different distributions of the Saxon and the analytic (Norman) (periphrastic, 'of') genitive


Find $\text{Aut}\left(\Bbb{Z}_{15}\right)$ and express as product of cyclic groups of prime power order

Prove that $\def\Aut{\operatorname{Aut}}\Aut(\mathbf{Z_{n}})\simeq \mathbf{Z_{n}^{*}}$


Obtaining a Cuban visa as an Australian travelling through the USA

How do I get a tourist visa/card for Cuba?


Understanding Why Partial Fractions Works

Derivation of the general forms of partial fractions


PHP & Oracle - oci_connect() ORA-12705: Cannot access NLS data files

ORA-12705: Cannot access NLS data files or invalid environment


Keep Empty Factor Levels During Aggregation


Unresolved getSupportFragmentManager() in fragments

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


Indicate whether you voted (up/down), in main list

Can we get our personal voting data displayed on the Questions lists?


How to construct a dynamic xpath with regex pattern

How can I get this 'Version: 0.1.0 - 94" value from the  tag in selenium webdriver?


Null pointer exception view holder in custom list view


spelling: αs or α-s, when referring to alphas as in more than one alpha?

What is the proper way to write the plural of a single letter? (another apostrophe question)


I'm getting a null pointer exception and I have no idea why, can you help me? Java


What does this error mean in Eclipse when debugging?

ERROR: JDWP Unable to get JNI 1.2 environment


Develop into Laurent series around $-i$: $\frac{z +1}{(z-i)^2} .$

Taylor series $\frac{z^2+z}{(z-1)^2}$ at $z=-1$


Mind spike while concentrating in another spell

Can a concentration spell be cast without actually concentrating on it for an "instant" effect?


Prove that a linear operator $T$ on a finite-dimensional vector space is invertible if and only if zero is not an eigenvalue of $T$.

Show that a matrix $A$ is singular if and only if $0$ is an eigenvalue.


What is this black line around image in PDF?

small lines when printing to PDF from Illustrator


Building $\mathfrak{so}(1,3)$ reps using $\mathfrak{so}(1,3)\cong \mathfrak{su}(2)\oplus \mathfrak{su}(2)$

Vector spaces for the irreducible representations of the Lorentz Group


Is the value of the sum $1-1+1-1+1-1+\cdots$ does not exist?

Checking my understanding: $1 - 1 + 1 - 1 + 1 - ... = \frac{1}{2}$


How do I get Askubuntu.com to recognize the fact that i'm already logged-in on Stackexchange?

Login required moving to Super User on iPad


Shouldn't the building keep its same weight?


Related Posts not related, what does the algorithm look for?


How to make mesh lights work in Blender Eevee?


Is this a valid definition of "exact duplicate"?

Changes to "close as duplicate" (part deux)


Why i am getting null pointer exception for inserting at the end of node?

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


Prove $x^2=y^3$ where $x,y\in \mathbb{Z}$ implies $x=a^3$ and $y=b^2$ where $a,b\in\mathbb{Z}$

Are there any integer solutions to $a^3=b^2$?


How do I install Ubuntu from an USB drive / create a live USB-stick in Windows?


How do I make this script search through all users home folders and then rm -f the files matching EXT?

Recursively delete all files with a given extension


What is the form of rhetoric called which involves posing questions and answering them oneself?


JavaFx TableView, Cant retrieve data from mysql database to Table


Moving bone without affecting skinned Mesh


Saracino Ex 3.17: Associative binary operation with unique right identity, left inverse implies group

Is a semigroup with unique right identity and left inverse a group?


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


What can I do if explorer.exe periodically reboots after installing Windows 10?

How to fix Windows 10 explorer.exe not responding?


How to get the difference between two dates in php

How to calculate the difference between two dates using PHP?


Union of two Dictionaries to Dictionary>


How many physical CPU Cores does Windows support? (Asked in 2021)

How many cpu sockets does Windows 10 support?


Is the set $\{\frac{p}{q}:p,q\text{ prime}\}$ dense in the positive real numbers?

Are fractions with prime numerator and denominator dense?


Get the offset position of the caret in a textarea in pixels

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


How to run a function according the choice from the drop-list?

How to execute a JavaScript function when I have its name as a string


Accessing properties from object initializer

C# Object Initialiser - Reference to the new instance


AbsoluteOptions doesn't return correct option value of Ticks?

AbsoluteOptions prints error messages in V10


Can linear momentum be conserved before and after collision in the presence of an external force?


Access DB Query for Image Attachment File

Extracting files from an Attachment field in an Access database


Policing gender expressions and pronouns


If $a, b$ at the same orbit, then $\operatorname{stab}(a) \cong \operatorname{stab}(b)$

Let $G$ be a group and $X$ set. $a,b \in X$ are in the same orbit, so show that $stab(a) \cong stab (b)$


df reports 100% full filesystem, du shows only 25% used even though there's no unlinked file

Why are there so many different ways to measure disk usage?


Simulate correlation matrix using a given structure

How to simulate random correlation matrix containing off diagonal structures


How to remove the URL from the printing page?


Ubuntu 11.10 won't let me login; it kicks me back to login screen


Stop pages being accessible via index.php/XXXX

/index.php/ appearing in generated clean URIs


How can I disassociate "Esc" from "Exit full-screen view" in Safari?


Why do I get a fatal error "redeclaring" a function that's only declared once?


Find a formula for the number of solutions to...

Number of ways to write n as a sum of k nonnegative integers


50 volts on hot to neutral but 120 volts with wall switch

Why am I getting 50V at a light when the switch is off?


Overloading getter and setter causes a stack overflow in C#


How could vacuum energy cause the expansion of the universe?


Is it correct to use "all this" instead of "all of this"?


Proofs involving a $d$-regular bipartite graph


How long should we wait to close a question based on "unclear what you are asking"?

Do you wait for edits before voting to close a question?


Why is it that a variable is only significant when it is in a multivariate regression?

How can adding a 2nd IV make the 1st IV significant?


Passing string variable into WHERE IN statement at another procedure


Tor browser setup fails on Lubuntu 17.0.1


pyspark - how to delete a local directory if it already exists

How do I remove/delete a folder that is not empty?


How to extract the last 2 characters of a variable with substring


Adding DNS' to Ubuntu without editing `etc/resolv.conf`


Difference between * and .* in regular expressions (using python)


'Helpful flags count' and 'profile views' on mobile site

Show "helpful flags" counter and link on the mobile site profile page


Calling methods with different parameters in Java

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


Black screen on login, gnome-shell eating 100% of CPU


Angular2 , How to prevent from HTTP redirection


Prevent jQuery UI dialog from setting focus to first textbox


positioning the photo at where it placed in latex

Keeping tables/figures close to where they are mentioned


Allow users with less than 50 rep to comment if they've already commented

Always allow commenting on posts I have previously commented, irrespective of current rep


Distance function $\hat{f}(x,y)= |f(x)-f(y)|$

Condition on function $f:\mathbb{R}\rightarrow \mathbb{R}$ so that $(a,b)\mapsto | f(a) - f(b)|$ generates a metric on $\mathbb{R}$


What are the best PHP input sanitizing functions?


How to manipulate pseudo elements :after and :before?

Selecting and manipulating CSS pseudo-elements such as ::before and ::after using javascript (or jQuery)


Why ON earth is stackoverflow more strict than the other sites?

You can only post 1 time each day due to the volume of spam and abuse originating from your network


Encopresis, I'm at my wits end? Does anybody have suggestions?


Apt server certificate error with download.01.org


Mitigating spam on Linux server where all MTA's (Postifix, PHP Mail() function) etc. are disabled

How do I deal with a compromised server?


Text truncation of direct element content


Allow the search of content and/or users based on your preferences and quality?

Indicate How Trustworthy the UpVotes Are


Can a warlock with Repelling Blast use Eldritch Blast to push 10 feet a creature of any size?

How does the eldritch invocation "Repelling blast" affect a bigger creature?


JavaScript (jQuery) does not react anymore after I have changed the element

Event binding on dynamically created elements?


How to install suggested packages in apt-get


Why don't we define time derivative of acceleration?

Why don't we consider jerk in physics classes?


Validation set used for early-stopping. Do I retrain the model using the validation data as training data?

Interplay between early stopping and cross validation


Hi hope somebody can help me, trying to plot a graph of \frac{1}{\pi\sqrt{x(20-x)}} and really struggling, thanks in advance


Will an old (bad) post affect the reputation later?


How to remove one commit within some sequential commits in git

How to remove selected commit log entries from a Git repository while keeping their changes?


ubuntu 20.04 lts wifi not working at all rtl8812au

Kubuntu - can not enter wifi credentials after adding external wifi card


Unable to run Ubuntu 12.04 without USB flash drive

Can't boot without Flash Drive plugged in


How to change desktop background from command line in Unity?


Evaluating $\lim\limits_{n\to \infty}\frac1{n^n}\sum\limits_{k=1}^n k^n$

How to evaluate $ \lim \limits_{n\to \infty} \sum \limits_ {k=1}^n \frac{k^n}{n^n}$?


Question on compatibility of blood groups

Why can blood group O be given to all blood groups?


How to intersect existing shapes in Photoshop

How to create a shape, in a form of two basic shapes partially substracted?


Parsing a string of comma separated values

Easiest way to parse a comma delimited string to some kind of object I can loop through to access the individual values?


Prove $1+x$ is a unit in $R: \text{commutative ring}$ where $x$ is nilpotent


How to make Ubuntu forget the install state of a package?

How to prevent updating of a specific package?


How to install mods for the new Minecraft launcher


Leave only two decimal places after the dot


Why am I getting "error: expected '}'" in C++ but not in C?


"No Such file or directory" when using cat with a variable filename in a bash script

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


How do I read a text file with variable hex value columns in matlab?

How do I read a text file with variable hexadecimal value columns in matlab?


How create Makeself self executable archive file in LINUX? What is the steps to create Makeself self executable file in any Operating System?


Is there any way to create a simple txt file without opening the terminal?


Passing Types around and using them in as Type Parameters

How do I use reflection to call a generic method?


No mapping found for HTTP request with URI [/SpringSecurityLoginForm/] in DispatcherServlet with name 'mvc-dispatcher'

Why does Spring MVC respond with a 404 and report "No mapping found for HTTP request with URI [...] in DispatcherServlet"?


What is the last mission I can do for each faction before they'd hate me?

When is the latest I can complete the Wild Card quests?


How can I install a complete Arabic font?


Array length is never 0 so an ArrayOutOfBoundsException occurs on the next line


Compared to C#, Java's final is similar to const or readonly

What is the equivalent of Java's final in C#?


programmatically access UIViewController identifier


How to "find" this Lie algebra: proof that $\mathfrak{sl}$ is trace zero matrices

Why is $\mathfrak{sl}(n)$ the algebra of traceless matrices?


Python regular expression always return None

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


Count instances of letter or number in a single cell

Counting occurences of a character in an excel spreadsheet


Installing firmware-b43-installer in terminal, get E: Could not get lock /var/lib/dpkg/lock

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


Can't write 'find the products with at least such features' in MYSQL

How to filter SQL results in a has-many-through relation


iOS - UIPageViewController size Inferred vs. Freeform

start position of table view is wrong in simulator, and is not the same in storyboard


Text formatting now allowed in comments (List of proven and disproven abilities)


Prove by mathematical induction that $(1+a)^n \geq 1 + n a$, for $n \geq 1$ and $a \geq 0$

Proof by induction of Bernoulli's inequality: $(1 + x)^n \geq 1 + nx$


How do I check if a package comes preinstalled with Ubuntu or if I installed it myself?

Generating list of manually installed packages and querying individual packages


$\frac{HS}{H\cap S}$ is a Sylow $p-$subgroup of $\frac{G}{H}$.


Is there a way to spawn mobs with unique names?


Why do staff/students take the Hogwarts Express?

Why was a regular train used to transport students to Hogwarts?


Is there a way to search for community wiki 'questions'?


Protons and Neutrons Overshoot Actual Mass?

binding energy of a nucleus is positive?


prepareStatement pst throws java.lang.NullPointerException

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


What does the phrase "Underfull \hbox (badness 10000) in paragraph" actually mean?

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


Want to be intimated if there is change in the value of a particular Collection

How to see any changes (new row) in mongoDB?


Non-finite clause complementation of complex transitive verbs


How to evaluate this logarithmic integral?

An integral of a rational function of logarithm and nonlinear arguments


How good an experience vs. How good of an experience

"How big of a problem" vs. "how big a problem"


Why when I try to download a free app on my iPad it says Tap Continue and Sign In To View Billing Info?

Can't install any app, App Store asks for credit card


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


extdash package and invalid hyperref PDF tokens

Hyperref warning - Token not allowed in a PDF string


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


Why are Bitmap-Fonts used automatically?


Internet doesn't work decently, I'm hardly regretting for chosing Ubuntu

Wifi can't connect, cable connection barely works


Does an Egyptian student resident in the EU need a visa for a short stay in Switzerland?

Can I visit other Schengen countries on a long-term Schengen visa or residency permit?


javascript: define a variable in a function

Is there a better way to do optional function parameters in JavaScript?


Gnome shell: pressing the super key does not work


Is "stranded" a past participle or an adjective?

verb or adjective in "The blue page is *stapled* to the red page"?


I would like to put a table under the Appendix

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


Why can't I capture a city with ranged units?


Should users be able to downvote a moderator's action?

What recourse do I have if I believe a moderator has abused their privileges?


Show that the sequence is monotone and bounded.

$\sqrt{c+\sqrt{c+\sqrt{c+\cdots}}}$, or the limit of the sequence $x_{n+1} = \sqrt{c+x_n}$


Convert Xamarin Essentials (Preview) MediaPicker into a Byte[]


root partition disk is full, how to clear it?

How to determine where biggest files/directories on my system are stored?


Can you iteratively import python modules?

How to import a module given its name as string?


Alternative to jQuery's .toggle() method that supports eventData?


Where Did the Atlantis Gate Address Come From?

When does the 'Lost City' become Atlantis in Stargate


Find the number of trailing zeros in 50!


Dual Booting Ubuntu along with Windows 10

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


How can I draw a semi-transparent arrow in TikZ without internal overlap?


Permutation and combination/ probability

The drawer has M different colored socks. What is the least amount of socks I that I need to draw to guarntee N pairs


When is $\binom{n}{k}$ divisible by $n$?


Speed of light in vacuum in non-inertial frame

Does the speed of light vary in non-inertial frames?


How are questions in the 'hot' tab on a site selected?


Is the phrase "Frustrated of feeling mute, .." correct?

Difference in meaning of "frustrated at" and "frustrated with"


Will factory resetting my device remove the Android upgrade?


What is the difference between dpkg and aptitude/apt-get?


Prove $\lim_{x\to\infty}\frac{f(x)}{x}=0$ if $f$ is continuous and $\lim_{x\to\infty}f(x+1)-f(x)=0$

If $\lim_{x\to+\infty}[f(x+1)-f(x)]= \ell,$ then $\lim\limits_{x\to+\infty}\frac{f(x)}x=\ell$.


In what order should Ghost in the shell franchise be viewed

Suggested starting place for Ghost in the Shell


Almost surely convergence of the sequence


How can I apply Newton's sums to solve this problem?


Javascript code does not work after rendering partial

Event binding on dynamically created elements?


login loop- "system problem detected" ubuntu 14.04


jQuery click not working for dynamically created items


Can I read the hash portion of the URL on my server-side application (PHP, Ruby, Python, etc.)?


Doing principal component analysis or factor analysis on binary data


DB server VM's CPU configuration - 1x2Ghz or 2x1Ghz - which is better

CPU clock speed versus CPU core count - higher GHz, or more cores for SQL Server?


Cannot install Ubuntu (14/16/17) on i7-7820x and Gigabyte x299-UD4

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


How to manually award bounty on another persons question?

Put bounties on other people's questions?


How to get text messages off phone with broken screen

How do I backup data (SMS/contacts) from a device with a broken screen?


Indicate the type of reply in the Stack Exchange Android app feed


How to show that the determinant of this matrix is in a nice product factorization,


Let $f : R → R$ be a differentiable function and $f(x) = 0$ for $|x| ≥ 10$. Let $g(x) = \sum_{k∈Z} f(x + k)$.

Let $\displaystyle f$ be differentiable, $\displaystyle f(x)=0$ for $|x| \geq 10 $ and $g(x)=\sum_{k \in \mathbb Z}f(x+k).$


What is the Ubuntu "built in virus protection"?


Attempt to invoke virtual method 'void java.io.OutputStream.write(byte[])' on a null object reference

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


Is it possible to get a decimal output from doing division in Bash?

How to do integer & float calculations, in bash or other languages/frameworks?


Proving $\sup(A) + \sup(B) = \sup(A + B)$ without using $\epsilon$

How can I prove $\sup(A+B)=\sup A+\sup B$ if $A+B=\{a+b\mid a\in A, b\in B\}$


How to configure vsftpd to work with passive mode


Is it possible in principle to determine the temperature and pressure of the gas when a piston is half-way through the compression?

What happens to the temperature when an ideal gas is compressed?


What did Mace Windu mean when he said that Anakin is too old to become an apprentice?

How old should you be when you begin Jedi training?


in the following program how "p" is getting deleting twice as it is pointing to same memory location

What happens when you deallocate a pointer twice or more in C++?


Carrying UI Settings from Windows to Linux

How can you sync Blender configs between multiple machines?


Define additional math operators to be typeset in roman


MIPS : multiply float(0.1) and float(0.1)


Combinatorial proof or meaning of the identity

Combinatorial proof of a Stirling number identity.


Is $e^{i\theta}$ multivalued or singlevalued?

Definition of exponential function, single-valued or multi-valued?


Use the axioms of ZFC to prove the cartesian product A x B is a set

If $X$ and $Y$ are sets, their cartesian product $X\times Y$ is a set.


Python 2D array - appending row into a list of rows without Numpy

List of lists changes reflected across sublists unexpectedly


df on 7.7GB shows 400MB available while du -sh / reports 3.8GB used


I have a big problem with the repositories

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


Creating new object instance still has old data in it

class variables is shared across all instances in python?


.fbx export why there are no materials or textures?


Does effect of force travel faster than light?

Extended Rigid Bodies in Special Relativity


Delete votes tab in profile doesn't show votes on deleted posts (ironically)

Don't hide (un)deletion votes cast on deleted posts


putting - and -- before switches in git commands

git difference on parameter one dash and two dashes


Return the current instance value inside the get; will raise stackoverflow exception

Why does Property Set throw StackOverflow exception?


How to prove that $\{1/n\}\cup \{0\}$ is compact by open covers?

Proving that $S=\{\frac{1}{n}:n\in\mathbb{Z}\}\cup\{0\}$ is compact using the open cover definition


Is there any way to read deleted users' questions?

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


Statistics for good questions by time of day/day of week

Time of Day, Day of Week and Question Popularity


Show that $\sum_{n = 1}^\infty \frac {z^n} {n}$ converges when $|z| = 1$ , except when $z =1$

Determining precisely where $\sum_{n=1}^\infty\frac{z^n}{n}$ converges?


Overriding special methods on an instance


Is there a way to limit access to Windows or Linux file shares to certain dates and times?

Restrict file server (CIFS) access by time of day


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


What does the caret symbol (^) do in JavaScript?

What does the ^ (caret) symbol do in JavaScript?


Python - Compiling/ securing as standalone executable

How do I protect Python code from being read by users?


Query with mix of data from different but related object


Non Trivial Solutions of Tangent Equation tan x = x

Express solutions of equation $ \tan x= x $ in closed form


measuring the number of tuples of the int array

Why isn't the size of an array parameter the same as within main?


Show that some monomial ideal is primary


Looking for a book set on a generationship

Trying to track YA novel - virtual reality simulation aboard an interstellar generation ship


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


bash: cd: desktop/android: No such file or directory

How do I cd into a directory in the home folder?


How can I add more storage to my Ubuntu partition without erasing data?


Question about normal subgroup that contains Kernel of a homomorphism

Subgroups containing kernel of group morphism to an abelian group are normal.


How could anyone make use of a holographic music chip?

Why can some holodeck matter leave the holodeck, while other holodeck matter (notably people) cannot?


Assume R+L=J is true. How can that ever be proven in the eyes of Westeros?

Is there any tangible proof of Jon Snow's lineage?


Computing Galois Group of $\mathbb{Q}(\sqrt{2},\sqrt{3}):\mathbb{Q}$


How to disable mounting of external drive at boot?

How do I avoid the "S to Skip" message on boot?


Updated - Import problem in the mesh (from Umake app)


Is it a good programming practice to use import static fields?

What is a good use case for static import of methods?


Verbatim in beamer showing error: "File ended while scanning use of \@xverbatim."


What can I do if I forgot my Windows password?


Java, Finding Kth largest value from the array

How to find the kth largest element in an unsorted array of length n in O(n)?


Why doesn't the wave's frequency change as it gets refracted?

Why does the frequency of a wave remain constant?


Issue in disabling function in CODEIGNITER

Issue in accessing a supposedly disabled function in CODEIGNITER


Unmet dependencies installing packages on Ubuntu 16.04 after ROS Kinetic uninstall

How do I resolve unmet dependencies after adding a PPA?


Can a surjective function $f: \mathbb N\to \mathbb N $ be not injective?

Finding a function $\mathbb{N} \to \mathbb{N}$ that is surjective but not injective.


Disk management security and redundancy exam query

How can i configure a disk in disk management to account for future redundancy?


Using field and property to construct getter and setter in C#

What does {0} mean when found in a string in C#?


Ubuntu 18.04 bluetooth not working in lenovo laptop


I wondered what are your plans? & I wondered what your plans are

The order of words in a clause: "tell me who is the real man" vs. "tell me who the real man is"


Why is the top bar not changed on Stack Exchange, Area 51 and Ask Ubuntu?


Does "Friday midnight" refer to the beginning of the day on Friday or to the end?

How should "midnight on..." be interpreted?


C# - get Windows association for a random file


How do quantum fluctuations make up vacuum energy?

Are vacuum fluctuations really happening all the time?


Using repos vs compile: hot wo replace Nginx from repo with a compiled Nginx?

How to replace package install of nginx with compiled from source?


Get all unique values in a JavaScript array (remove duplicates)

Get all non-unique values (i.e.: duplicate/more than one occurrence) in an array


Change TextBlock foreground color based on the background

Progress bar with dynamic text & text color update


Comments missing timestamp and MathJaX in Firefox ESR 52 (2019)

Comments not showing time of posting under some circumstances


What's the difference between these two declarations?

Difference between 'struct' and 'typedef struct' in C++?


Creating or referencing variables dynamically in Sass


Do circular wheels maximize mechanical efficiency?


Extract text between two strings repeatedly using sed or awk?

How to use sed/grep to extract text between two words?


Can i use the same /home partition for multiple distro's partitons

Different linux distros sharing the same /home folder?


What should a Multipart HTTP request with multiple files look like?


Select statement that combines rows in a subquery (pivot)

Can I Comma Delimit Multiple Rows Into One Column?


Vertical and Horizontal aligment with several figures and tikz figures


Is there a verb for making (appreciative/agreement/attentive) sounds during conversation?

Confirmation that someone is listening to another person's speech


Prove that a 3x3 matrix always has an eigenvector in $\mathbb R^3$

A real nxn matrix always has a real eigenvalue when n is odd


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


Computing the Galois group of $x^4+ax^2+b \in \mathbb{Q}[x] $


Setting Up A Minimal Sculpting Environment With An Image Area


(tag:tagname) links to Stack Overflow tags, not Meta Stack Overflow tags


Exception thrown at 0x00007FF6E384A096 in NewTest.exe: 0xC0000005: Access violation reading location 0x0000000000000008

When and why will a compiler initialise memory to 0xCD, 0xDD, etc. on malloc/free/new/delete?


How can I set Déjà Dup to keep backups for less than six months?


How to scale a variable to a specific mean and standard deviation

Transform Data to Desired Mean and Standard Deviation


Answers for questions are not ordered by votes


sorting list in python based on dictionary key

How do I sort a list of dictionaries by a value of the dictionary?


Passing apache2 digest authentication information to a wsgi script run by mod_wsgi


With what should I clean the screen of my Macbook mid-2010 White unibody?

Cleaning my Macbook Pro Retina leaves greasy 'streaks' across the screen


How to protect user to clear checkbox using javascript?


Is there an infinite ring having finitely many zero divisors?

If $R$ is an infinite ring, then $R$ has either infinitely many zero divisors, or no zero divisors


Why can't I compare two numbers Double class Java using operator "=="?

How to resolve a Java Rounding Double issue


VT-x/AMD-V hardware acceleration is not available on your system

How to enable virtualization on booting? (Ubuntu 13.10)


Create blinking text with echo and escape characters

blink code(escape code) has been removed?


Safely turning a JSON string into an object


Will the Declaration of Independence ever show up in pi?

Does $\pi$ contain all possible number combinations?


If $G$ is a group in which $(ab)^i = a^ib^i$ for two consecutive integers $i$, for all $a,b \in G$, can we conclude that $G$ is abelian?

Non-abelian group $G$ satisfying $(a \cdot b)^i=a^i \cdot b^i,$ for two consecutive integers.


does fisher yates shuffle based on index?

Best way to randomize an array with .NET


ORA-00933: SQL command not properly ended In an Insert command

Best way to do multi-row insert in Oracle?


Grid polygon generation by converting meter to degree using Python


Why is this construct used? Mad or genius?

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


Show vote counts on activity>comments page


how to sort a dictionary based on a selected key value in python

How do I sort a list of dictionaries by a value of the dictionary?


ipython: automatically echo result of assignment statement?

IPython magic print variables on assignment


How to replace variables strings with special characters in sed

How to ensure that string interpolated into `sed` substitution escapes all metachars


Creating a method inside the arguments list of a java method

How are Anonymous inner classes used in Java?


How to play live microphone sound over speakers?

How to hear my voice in speakers with a mic?


Don't bring nothing vs Don't bring anything

How is double negation interpreted in English?


How do I resolve unmet dependencies after adding a PPA?


Why are Christoffel's symbols considered intrinsic

Why is first fundamental form considered intrinsic


Is it possible to reverse a command in the bash shell?


Finding the pairwise (parallel) minimums

Compute the minimum of a pair of vectors


Disable CTRL+ALT+F4 switching to virtual terminal


How do you reinstall Ubuntu after deleting python3.6?

Removed Python 3 and now Ubuntu Software Center, terminal and other applications don't work


Authentication using ios keychain - touch id (is this possible)


Converting vintage lense to digital camera

Can I use lens brand X on interchangeable lens camera brand Y?


returning a local variable from function in C


How to convert a list of images with "random" names to an mp4 timelapse using ffmpeg?

FFMPEG - Create a slideshow video from images in a directory, sorted alphabetically


What's the linguistic term for when you use an object in place of a person who uses or is associated with that object?

What term describes the replacement of a full description of an object with a reference to one of its specific features?


How to retrieve information using PDO method


what factors can cause major drop in ranking after site migration?

How to diagnose a search engine ranking drop?


Python executing trusted but unreliable scripts

How to safely run unreliable piece of code?


SQL injection reported in script and I can't find it


Regarding the "Error Downloading: insufficient space" error in the Google Play store

Google Play: Error downloading app - insufficient space


Upgrading home PC, how to move VirtualBox VMs in a data drive to the new PC

What's the recommended way to move a VirtualBox VM to another computer?


AMD GPU driver installation on Kubuntu 16.04?


Distribute iOS app to my client iOS Developer Account


Randomly select a line in every block of N lines

Extract random sample of N lines based on pattern


windows 7 home premium reinstallation problems

Where can I download Windows 7 (legally from Microsoft)?


How to photograph a room showing both room & view out a window?


Editing question title creates whole new question and other question list problems


I have a black tiny bug crawling all over the house


how to fetch data from three or more tables?

how to fetch data from two tables in mysql?


How can empathy be distinguished from sympathy?


JavaScript splice function inside foreach loop decrements index

Splicing a Javascript array from within the callback passed to forEach


Can you stop python condensing 00 in a variable to 0


How to take command arguments from a file, one per line?

Passing arguments from a file to a bash script


open SharePoint designer by another account

How do I run SharePoint designer 2013 as a different user?


What is the name for the "<<<" operator?


Difference of "as/like in the previous week"


Restore bak file to smaller mdf and ldf database files


Event binding on dynamically created elements?


Which of these is better to use when creating a Class in Javascript?

Setting methods through prototype object or in constructor, difference?


How to replace the star {*} in text file with a number


java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.lang.Object.toString()' on a null object reference

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


iconImages not working: Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException


Difference in score between Linked and Related questions - is it caching, or a bug?


RC4, finding key if we know plain text and ciphertext

RC4 , Is it possible to find the key if we know the plaintext and ciphertext?


What is the meaning of "[:-2]" in "header_text = f.read(header_text_size)[:-2].decode('utf-16').encode('utf-8') "


For given $k,N\in\mathbb{N}$, how to compute $\sum_{i=0}^Ni^k$?

Formula for the general Cavalieri Sum: $S_n(p)=\sum\limits_{k=1}^{n} k^p\,\,\,n, p\in\mathbb N$


Can anyone provide me with a list of English words that are their own antonyms?


Can I concatenate multiple MySQL rows into one field?


“Which is to” or “What to” - which one is more accurate?

What vs. Which - correct usage in questions


i am trying to install a netgear wna3100 usb adaptor

Netgear WNA3100 wifi dongle not recognized


Ubuntu 16.04: Compiz uses way too much cpu


How to find out when an application was installed and when the applications/libraries it depends on are installed?

List packages on an apt based system by installation date


Choosing encryption algorithms and encryption protocols in military systems

Kerckhoffs’ principles – Why should I make my cipher public?


Equations, tables, figures, sections: reference with chapter number but label without

Smartly omit chapter number in equation numbering


Clicking button get NullPointerException in thread "AWT-EventQueue-0"

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


` those backticks don't work if there's a space `

My comment `code block` was not converted properly, is this a bug?


How to interpret the result of Fisher's unit root test

Fisher-type unit-root test for panel data. Results interpretation in Stata


Include an image in itemize in a beamer presentation

Letting pictures appear in a presentation


What is Aragorn's age when Bilbo stops adventuring?

How did Thranduil know about the 'infamous' Strider when the latter was only 10 during the Battle of the Five Armies?


Update PATH Environment variable independant of OS using JAVA

How do I set environment variables from Java?


Why do questions on Stack Overflow have to be based on facts?

How can I encourage Stack Overflow to rein in the 'subjective' vigilantes?


Grammatically correct use of whom vs who

The use of nominative "whom" (as in “persons whom it is foreseeable are likely to...”)


How Do I remove minimize, maximize, and close buttons in Ubuntu 18.04?

Remove title-bar of all maximized windows in GNOME 3


Moving internal memory to external sd card

What can I do to manage my phone's internal storage?


Infinite series sum can't find the geometric series: $\sum_{i=0}^\infty (2^i +4^i)/6^i $

Finding the sum of series $\sum_{n=0}^∞ \frac{2^n + 3^n}{6^n}$


Append a new row to a table using jQuery


How to use static generic methods inside class

Why can templates only be implemented in the header file?


Is there an API available to query for all in progress bulk api jobs?

How do we refer Bulk Data Load Jobs in Apex


How to use Delphi to execute a .bat file properly


How does the CPU communicate with the GPU before drivers are loaded?

How computers display raw, low-level text and graphics


Can a file read be combined in a list comprehension with list slicing?

How do you split a list into evenly sized chunks?


Are damage over time effects buffed retroactively from damage buffs?

Do stat boosts affect DoT effects already in play?


Determine all entire functions $f$ with the property that if $|z|=1$, then $|f(z)|=1$.


Php header redirect contains additional characters from previous url


Can god violate the laws of thought (i.e., the logical absolutes)? If so, can such a god be ruled out of existence?


Missing fonts in PDF created and saved in Illustrator -- not outlines, the actual fonts

Saving an Adobe illustrator file as a pdf - are fonts embedded? If so, why does Adobe illustrator say I don't have the font when I open it?


Rendered image shows visible "line strokes" artefacts


how to install wine windows program loader?

"Package dependencies cannot be resolved" error when installing software


How do we know that entanglement allows measurement to instantly change the other particle's state?


What is the relation between web server like "apache2" and this user www-data?


How to recover from freeze while nothing works?


Why is a function I defined in a package not visible when I load the package?


Why the standard explicate allow C-style cast to convert derived object to inaccessible base sub-object?

Why does C style cast allow you to convert to a private base class?


Css Rectangle that has triangle in the border


Change screen resolution while in safe mode for normal mode


"English", "the English" or "an English"?

"She speaks an impeccable English" vs "She speaks impeccable English"


Is there a way go start google search from Ubuntu desktop?


How to get ripped CD music onto my iPhone?

How do I copy music to my iPhone using iTunes 11?


Free PDF Editor software for Ubuntu 20.04 is needed


How can I change permissions for a folder and all sub files and folders in Windows 7?

Create file/folder permission without delete permission


Given distances from two locations how to accurately find geographic coordinates

Long range Trilateration from 3 lat, long, range


event.preventdefault() doesn't work in some places

Event binding on dynamically created elements?


How to find and extract the numbers from string in Asp.net


How many ways to form 3 unordered partitions from n-element set?

Number of partitions of an $n$-element set into $k$ classes


Comma in "Tomorrow, I will go to the store"?

Comma after introductory words, phrases, clauses: unacceptable, obligatory or optional?


How to Unit test a method that calls different Private functions based on the parameter value?

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


How does epilog position work in logplots?


Why is lock(this) not considered a best practice?


How to auto scroll to the bottom when data is added to the div


What is $\sum_{k=0}^\infty {k^k \over (k!)^2}$?


How to plot curves in ternary plot (triangular plot)


No space between ms word numbering and some but not all headers

Making numeric bullets indent properly in Word


Getting error while excuting the below code = Exception in thread "main" java.lang.NullPointerException

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


Total energy of a simple pendulum proportional to the square of the amplitude?

Why is energy in a wave proportional to amplitude squared?


R : Calculate a P-value of a random distribution


how soon after unprotected sex can side effects of getting pregnant occur?

How long will it take to show the signs of pregnancy after intercourse


how to convert the double value to n places in java (giving the answer ,not asking the question)

How to round a number to n decimal places in Java


Doing something only if there is little room left on the current line


How do I increase my code coverage, or why can't I cover these lines?


Page load timeout is not working in Selenium WebDriver


Unclear why warning about low-quality-question is displayed

What should I do when I see a "question ban warning"?


OPTION (RECOMPILE) is Always Faster; Why?

Why would recompile query hint result in different plan for same adhoc statement after freeproccache?


Using If-elif-else statements with Python

How to test multiple variables against a single value?


How to delete file whose name begins with "--"?

How to remove files starting with double hyphen?


How can I rewrite to my .htaccess in PHP?

How do I implement URL rewriting in my .htaccess file?


Method call fails depending on the java version

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


Creating uptime monitor - Identifying network bottleneck

How do you do load testing and capacity planning for web sites?


-lm doesnt work unless it's at the end of the command

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


Word for a person who talks without content


Firebird: Unable to complete network request to host


How to fix "Headers already sent" error in PHP


Connect to server through intermedieate computer

How do I SSH to machine A via B in one command?


How to change system date on win7 to new requested date


New shower head not oriented correctly when tight

Is there a way I can get the shower arm to tighten in the 12 o'clock position?


What are Windows 8 "spellchecking preferences"?

Language Options -> Spell Checking in Windows 10 version 1803


Plot draws list of curves in same color when not using Evaluate


What is $\lim_{n\to \infty}\frac{2n \choose {n}}{4^n}$?

Combinatorially showing $\lim_{n\to \infty}{\frac{2n\choose n}{4^n}}=0$


Windows 10 upgrade if older Windows is not installed

Will Windows 10 Technical Preview be upgradable to final release?


How to draw arrows between circled coefficients of polynomials using tikz


How can I obtain hourly readings from 24 hour moving average data?

Extract data points from moving average?


How to get keys of a LinkedHashMap sorted by their entry’s value?


What is the accepted stance on using "they" in a singular form?

Is there a correct gender-neutral singular pronoun ("his" vs. "her" vs. "their")?


Why does my camera record a .JPG image and .NEF image on my memory card?

Why are there two files for each picture?


What are Java command line options to set to allow JVM to be remotely debugged?


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


Let $S=\{\frac{1}{n}-\frac{1}{m}:n,m\in \mathbb{N}\}$ Show that $\sup S = 1$

Supremum and infimum of $\{\frac{1}{n}-\frac{1}{m}:m, n \in \mathbb{N}\}$


For $X$ and $Y$ path connected, if $X$ and $Y$ are homotopy equivalent, is there base point $x \in X$ and $y \in Y$ such that $(X,x) \simeq (Y,y)$?

Are homotopy equivalent path-connected spaces homotopy equivalent as pointed spaces?


Grouping functions (tapply, by, aggregate) and the *apply family


Are there other programming than PHP, ASP.NET and JSP that can be execute with a tag without using any template engine?

PHP like languages that offers embedded HTML


What does ~fs.readdirSync mean in config files?

What does a tilde do when it precedes an expression?


Is it possible for a planet to be made entirely of water (even it's core)?

Could there be a body of water the size of a planet?


Why does Chrome on 1 computer say my certificate is invalid/insecure?

The site is using outdated security settings that may prevent future versions of Chrome from being able to safely access it


Is a small fragment of a white dwarf stable?

What would happen to a teaspoon of neutron star material if released on Earth?


Why is usb-drive not visible with `lsblk` after having been ejected from Thunar?


Ubuntu will not boot properly and is stuck

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


CSS menus, table or list, what's the right way?

menu as unordered list horizontally or table?


Should we declare a public constructor when the class is declared as package private?


How do you do load testing and capacity planning for web sites?


Why isn't perpetual motion possible, even though we are so technologically advanced?


How to shut down the computer safely by pressing the power button?


How to enable basic authentication before the processing the request in asp.mvc? (Description inside)

ASP.NET MVC - HTTP Authentication Prompt


How can I delete a folder with lots of subfolders fast?


How to fix Cannot create PoolableConnectionFactory (FATAL: password authentication failed for user )

Connection Error: Add PostGIS Database on Geoserver through Docker on Geonode:


Is there any difference between 'valid xml' and 'well formed xml'?


How to get IOS "tossing feature" in Wolfram IOS Player to work in Mathematica


how does it matter for methods to have 'final' parameters in Java?

When should one use final for method parameters and local variables?


How can I monitor the progress of a XamlWriter.Save() operation?

follow loading progress of huge XML files


Transform not working - right click acts like grab: what am I missing?

Why can't I transform faces, edges, or vertices without transforming the whole object?


Windows Phone 7.5 and 8.0 sistered in the marketplace

How do I get my Windows Phone 7 app to show up in the Windows Phone 8 marketplace?


Bring a "human factor" into review audit composition/selection

Add an "I don't understand" option for review audits


Some areas of the mesh are dark (Shadow artefacts)


Sum as an increasing sequence of two or more consecutive integers

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


How to define the result of Solve as the variable

Assign the results from a Solve to variable(s)


What is the difference between int type array's name and char type array's name ? (in C++)

Why does cout print char arrays differently from other arrays?


Is there any possibility that gender is determined by Temperature?

Have there been any theories put forward as to the reasons behind Temperature-Dependant Sex Determination in reptiles?


How to get specific node values from SOAP XML response

Forcing a SimpleXML Object to a string, regardless of context


What will be the area of the shaded portion?


Can two accounts on the same PS4 play on PSN if only one has PlayStation Plus?

Can a single PS Plus subscription be used on two different profiles on the same PS4?


Minecraft * Line 1, Column 2 Missing ‘}’ or object member name error

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


Why does a ring homomorphism induce a continuous map between spectra?

A homomorphism induces a continuous map from ${\rm Spec}(A') \to {\rm Spec}(A)$.


Separating numbers and alphabets in an array

Separate the alphabet and digit such that their relative order remains the same in O(n) time and O(1) space


For finite group $G$ of order $n$ such that there exists a unique subgroup of order equal to each positive divisor of $n$. Is it necessarily cyclic?

At most one subgroup of every order dividing $\lvert G\rvert$ implies $G$ cyclic


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

To find all $n$ such that $(n-1)!+1$ is a perfect power of $n$


Permission denied error when writing to file

Redirecting stdout to a file you don't have write permission on


Unicode properties and Firefox JavaScript


Is it possible to add python util scripts as shared libraries to esri geoprocessing toolbox?

ArcGIS Python Tool - Importing Custom Script Into ToolValidator Class


iMac running High Sierra is very slow — photoanalysisd can't be killed?

What is "photoanalysisd" and why is it using 77% of my CPU?


Prove that if $a_1, a_2, \cdots , a_n$ are all distinct, then $f(x)=1+\sum_{i=1}^{n}(x-a_i)^2$ is irreducible

$[(x-a_1)(x-a_2) \cdots (x-a_n)]^2 +1$ is irreducible over $\mathbb Q$


How do I stop \usepackage{graphicx} pushing my whole document down?

graphicx (or graphics) package distorts format


Timing of the Ready action when the trigger is associated with spell casting?

Is it possible to interrupt spellcasting?


List of programming related StackExchange websites

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


Cronjob saves json into a wrong directory


Preventing a Print expression from generating a new cell each time it executed

Can Button[] generate output without using Print[]?


How to get UTC time without SimpleDateFormat?

How to handle calendar TimeZones using Java?


What is the story behind "a-" prefix / suffix?


Pairwise independence of three events does not imply their mutual independence.How?

What is an example of pairwise independent random variables which are not independent?


Why are zombie processes being created upon boot?


Best way to do multi-row insert in Oracle?


Terminal Transparency in Ubuntu GNOME Malfunctions


How do I get the output to produce random numbers?

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


Proving $\liminf |f'(x)| = 0$ when $\lim f(x)/x = 0$

Show that $\liminf\limits_{x\to \infty}|f'(x)|=0$ if $\lim\limits_{x\to \infty}f(x)/x=0$ and $f$ is differentiable


Add a suffix string to end of each line?

Merge files using zipper method / late merge


$X$, $Y$ be independent geometric random variables and let $U$ be the smaller of $X$ and $Y$, and put $V = X - Y$. Show $U$ and $V$ independent.

A question regarding independence of $\min{\{X,Y\}}$ and $X-Y$ when $X,Y$ follows iid geometric distribution


Find all functions $f$ analytic in the open unit disk and such that $f(\frac{1}{n})= e^{-n} $

Is there an analytic function $f$ on $B(0,1)$ the open ball with radius 1 such that $f(1/n)=e^{-n}$ for $n=2,3,4,...$?


What are the theoretical minimum and maximum apertures?

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


Why environment variable substitution does not work in bash in this case?

Why doesn't bash expand this variable when I prefix a command with a "one time variable assignment"


Is there any problems with driving a single 5mm LEDs off of a single or parallel 18650 batteries?

How to drive multiple LEDs from a Li-ion battery (with varying voltage)?


Value of a specific q-series / infinite product?


Why am I getting a NoClassDefFoundError in Java?


Rate of convergence for sum of random variables

How to show that $p$th moment being finite is equivalent to a limit existing


Averaging the column F3:F breaks as script adds new rows above row 3

Lock the formula of a cell, even if the cells it references change


How to define and use an external database connection in a custom module


How do you refer to letters of the alphabet?

What is the proper way to write the plural of a single letter? Or a word used as a word ('mention' usage)? (another apostrophe question)


Does a finally block always get executed in Java?


Cake Pattern self-type annotation vs. stub def or val

When to use self references or composition?


SyncMaster 2693HM unnatural color over laptop's HDMI port

Calibrate two monitors to the same video settings


Which spell would Harry have used to kill Sirius?

How was Harry going to kill Sirius Black?


Showing that Möbius band can't retract onto the boundary circle

Retraction of the Möbius strip to its boundary


Show (duplicate) status next to titles on right Linked/Related Questions panels

Why doesn't the Related question list show that questions are closed?


Isn't there a section for the Persian/Farsi language?

Request for new site for the Persian/Farsi language


E: You don't have enough free space in /var/cache/apt/archives/

Not enough space in /var/cache/apt/archives/


Removing item from collection calls java.util.ConcurrentModificationException


(Ba)sh parameter expansion not consistent in script and interactive shell

Parenthesis works in bash shell itself, but not in bash script


Can we say that $\frac{a+b}{c+d} \leq \frac{a}{c} + \frac{b}{d} $


Referencing the value of a variable in a jQuery selector

How to use JavaScript variables in jQuery selectors?


Data Extension read-access via Installed Packages Scope


Verifying that $2^{44}-1$ is divisible by $89$


Why an object with a velocity of 11.2 km/s only enter space?

What is escape velocity? In reality, how can something no longer be under the gravitational influence of something else?


Approximation error of confidence interval for the mean when $n \geq 30$

What references should be cited to support using 30 as a large enough sample size?


Creating spf record for a multidomain email server

What are SPF records, and how do I configure them?


Bootstrap modal is visible even it shouldn't be

Bootstrap Modal visible on document load


How to create an object from an Element of a Map

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


"Beamer-style" title page with logo, title, etc


facing an issue while compiling code that uses C++ map

Does it make sense to make std::map key const?


"I had a choice between something AND/OR something else"


Restore somewhat broken volume on the disk in-place?

Change RAW partition to NTFS or recover files from RAW


Can a method be used as either a staticmethod or instance method?


fsck error on boot: /dev/sda6: UNEXPECTED INCONSISTENCY; RUN fsck MANUALLY


For awhile or In awhile- Would you say I haven't moved in awhile or for awhile when referring to traffic


Is there any way to move the itunes files (not just the music library) to another folder?


Running remote GUI application over SSH as a standard non-admin user

Can I launch a graphical program on another user's desktop as root?


Does every Abelian group admit a ring structure?


How to convert SSH public key from PEM to DER format?


Appling a material to selected faces only

Add different materials to different parts of a mesh?


How to get Subtype name in Field using field calculator

Transfer subtype Descriptions form long integer value into a string at new diffrent field


How to calculate "available time periods"

Split a time range into pieces by other time ranges


Meaning and Emphasis Depending on the Placement of "Only"


Traversal through a string with a loop in Python

Iterating each character in a string using Python


How to call a variable from other functions in JavaScript?

Accessing variables from other functions without using global variables


Can it be proven/disproven that every possible number combination is in Pi?

Does $\pi$ contain all possible number combinations?


Rotate an image without cropping in OpenCV in C++


difference between Flat and Material design illustration

What is the difference between "flat style" and "material design"?


Event binding on dynamically created elements?


Why can't helicopters reach mount everest?


Can Gmail automatically base "send from" address on the "to" address?


Why do all the items in my 2D list have the same index?

List of lists changes reflected across sublists unexpectedly


Python loop in beautiful soup regex list


Can I begin a turn when there is only 1 card remaining in the player deck?


Decision tree construction using c4.5 algorithm?

How to calculate the threshold value for numeric attributes in Quinlan's C4.5 algorithm?


rsync filtering for .R extension not working

Rsync, include only certain files types excluding some directories


Unexpected behaviour while constructing higher order functions in Python


Why it is not good to use "!= null" to test if argument is passed


How to declare array of zeros in python (or an array of a certain size)

Create an empty list in Python with certain size


Manipulator widget appearing where the 3d cursor is


Are temporary hit points counted when considering total damage?

How does the Life Drain ability of the Wraith and Specter interact with temporary hit points?


How to find the best way with the least amount of steps to find the matching hole (2 balls and 100 holes given)?


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


MacOS terminal switches computer name from “macbook-pro” to “huawei_p_smart”: should I worry?

OS X computer name not matching what shows on terminal


Variable substitution with an exclamation mark in bash


Error mounting NTFS partition after hybrid shutdown with Windows 8


Is "give an exam" grammatical for "writing the answers to exam"?


How to create a list after every n terms

How do you split a list into evenly sized chunks?


How to ignore case sensitivity in SQL queries

How to change MySQL table names in Linux server to be case insensitive?


How set hyphen (divis) to specific unicode char

Replace hyphenation character by a backwards arrow


How do I chmod or chown a file so that anybody in the world can access it?

Understanding UNIX permissions and file types


AC vs DC & why we ended up using AC for power in our homes, etc

Why do we use AC for long distance transmission?


What causes the error "undefined reference to (some function)"?

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


How to mute the capture sound in AVFoundation?

AVFoundation, how to turn off the shutter sound when captureStillImageAsynchronouslyFromConnection?


How to have a underline in a Chapter page?

Add a rule after chapter title using titlesec


Set origin at image center for warpPerspective in OpenCV

Specify an origin to warpPerspective() function in OpenCV 2.x


Can I separate email id in spreadsheet based on domain in columns?

Can I filter and sort email ids in notepad++ and other text editors?


Second book on QFT before understanding Conformal Field Theory

Reading list and book recommendation on Conformal Field Theory


Would someone be able to see where they are headed once they crossed the event horizon?

How does light behave within a black hole's event horizon?


Calculating RSA private exponent when given public exponent and the modulus factors using extended euclid


Changing background-color of an element in CSS using Javascript

How to set background color of HTML element using css properties in JavaScript


Do positively charged particles exchange photons?

Deriving the Coulomb force equation from the idea of photon exchange?


Calculate the Integral $\int _0^{\frac{\pi }{2}}\:\frac{\sin^{7/2}x}{\sin^{7/2}x+\cos^{7/2}x}dx$

Evaluate the integral $\int^{\frac{\pi}{2}}_0 \frac{\sin^3x}{\sin^3x+\cos^3x}\,\mathrm dx$.


Possible ways to place tower on chess board without any tower beating another

In how many different ways can we place $8$ identical rooks on a chess board so that no two of them attack each other?


Too many files open in system when outputting to a txt file in Java

Too many open files: how many are open, what they are, and how many can the JVM open


Is there a Lebesgue measurable subset $A \subset R$ such that for every interval $(a,b)$ we have $0 < \lambda(A\cap(a,b))< (b-a)$

Construct a Borel set on R such that it intersect every open interval with non-zero non-"full" measure


ObjectContext instance has been disposed while binding

Solving "The ObjectContext instance has been disposed and can no longer be used for operations that require a connection" InvalidOperationException


Synchronize the clock the same way I do in Settings with a powershell command

Windows clock set back 1 hour every morning even though all auto-settings are off


"Do you know where's Linda?" vs "Do you know where Linda is?"


After a failed dual-boot install, only Ubuntu boots. How can I remove Ubuntu and boot in Windows again?

How to remove Ubuntu and put Windows back on?


Apache accepting requests to other servers?


jQuery: How do I remove surrounding div tags?

Replace a link with it's text with jQuery


Maximum file size for sprites in Cocos2d

What is the maximum texture size available on the iPad?


Power of a non upper triangular matrix be upper triangular


excel 2016 autoupdates from one workbook to other (emailed) workbooks

How do I create a master workbook in excel?


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


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


What is serial voting and how does it affect me?


Reputation on Activity tab has an ugly gray background (child metas only)

Strange padding around reputation on Meta profile page


Does Argon2id provide less protection against side-channel attacks than Argon2i theoretically and/or practically?

When to use Argon2i vs Argon2d vs Argon2id?


Variance of log($X_{\lambda}$) where $X_{\lambda}$ is a exponential function?

Expected log value of noncentral exponential distribution


Add some formal relations to tags, to help new users tag their questions more precisely

Select and Display 'Suggested Tags' for All Posts Based on Related Questions (or other logic)


How many files can select with input type file?

Maximum number of files being uploaded by input type file


$VAR vs ${VAR} and to quote or not to quote


Latex Symbol for the inverse (negative) angle of Complex Number?

How to draw a partial or incomplete box around one or more words within a paragraph


Which finite groups $G$ do not embed in any symmetric group $S_n$ with $n < \lvert G \rvert$?

Does there exist some sort of classification of incompressible groups?


is there any reason to use non noexcept Move constructor


How to determine the fileencoding of a file in linux correctly

How can I detect the encoding/codepage of a text file


Getting error: The content of element type "web-app" must match,


Let $n \ge 2$. If $n$ divides $3^n + 4^n$, prove that $7$ divides $n$.

Suppose $n$ divides $3^n + 4^n$. Show that $7$ divides $n$.


Minimum polynomial of $\sqrt[3]{9} + \sqrt[3]{3} - 1$ over $\mathbb{Q}$

Find the minimal polynomial for $\sqrt[3]{2} + \sqrt[3]{4}$ over $\mathbb{Q}$


Allow 10k to vote to delete on locked rejected migrations

Are rejected migrations ever automatically deleted from the destination site? Should they be?


Score/Answer, for any tag badge explanation


How to create spots that appear in material in Cycles?


Make reviewing edits with MathJax more manageable

MathJax half-broken in suggested edit diffs


Django - ordering multiple models by date created

Django model default sort order using related table field


How to remove Ubuntu and put Windows back on?


how to get the string data in HTML tags using regex


How can I manage newly created tables permissions in the PostgreSQL?

ALTER DEFAULT PRIVILEGES - permission denied


Getting stuck in a rut while writing a thesis

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


How I get different versions of browsers on windows 7

Cross-browser testing: All major browsers on ONE machine


Finding the derivative of powers using First Principles

differentiation using formal definition i.e. $(x+h)$


A proposal for Private Messaging within the Stack Exchange Network

Any way to send a personal message to another user?


Sony A7 raw processing in Lightroom, way off

How do I start with in-camera JPEG settings in Lightroom?


What's the easiest way to check if a javascript variable is a number and greater than zero?

Validate decimal numbers in JavaScript - IsNumeric()


How is Rey capable of flying a spacecraft in “The Force Awakens?”


Compilation error: stray ‘\302’ in program, etc


Jquery onclick not working for dynamic class

Event binding on dynamically created elements?


how do you connect firebird database to android?

how to connect to firebird DB on android


How to create a line plot with groups in Base R without loops?


Why is $\zeta(s)=\lim_{x\to\infty}\left(\sum_{n\leqslant x} \frac{1}{n^s}-\frac{x^{1-s}}{1-s}\right)$ for $0<s<1$?


How do I programmatically install a module?

Configuration Manager or hook_update() to enable modules


Web Server OAUTH flow without user interaction

Please suggest a way to post to salesforce rest resource without using the username and password as the authentication


Why doesn't C#'s String.Join use StringBuilder at one point?

String.Join vs. StringBuilder: which is faster?


Why can't we define linear mapping over vector spaces over two different fields?

Are there linear transformations from vector spaces over different fields?


Is it possible in printf to set number of chars


What's behind dot product and cross product?


Fixing recursive fault but reboot is needed!

"fixing recursive fault but reboot is needed" error


Derivation of the method of Lagrange multipliers?


The type of one of the expressions in the join clause is incorrect in Entity Framework


Prove clique exists under the following conditions


Why is accuracy not the best measure for assessing classification models?


How to give specific port to Apache in Ubuntu 12.04 and port for mysql

How to set a personalized port as default in Apache?


Coulomb's Law: why is $k = \dfrac{1}{4\pi\epsilon_0}$

Why is there a factor of $4\pi$ in certain force equations?


Finding the number of common elements between two arrays

Get different and common items in two arrays with LINQ


Snappy Loop partition on encrypted disk concern

Small snap loop devices visible in gnome-disk-utility OR what is the function of snap ubuntu-core


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


I have problem and I cant install someone help me packages have unmet dependencies: wine1.6: Depends: wine1.6-i386?

How do I resolve unmet dependencies after adding a PPA?


Evaluate $\int _{\frac{\pi}{6} }^ \frac{\pi}{3} \frac{\sin t+\cos t }{\sqrt{\sin 2t}} dt$

Which is the easiest way to evaluate $\int \limits_{0}^{\pi/2} (\sqrt{\tan x} +\sqrt{\cot x})$?


why does the derived class inherit the private members of the base class?

Do Sub-Classes Really Inherit Private Member Variables?


Bump right-aligned text to next line iff no room


Looking for the con name of image viewer in Ubuntu 16.04 so I can replace it with my own icon

How can I change the icon of an application in the Unity launcher?


Ubuntu boots only out of installer: All boot options are tried

Can't boot Ubuntu or Windows 8 after Ubuntu 64-bit install on Samsung series 7 Windows 8 laptop, error "All boot options are tried."


Where do you get Lapis Lazuli on Minecraft?


Why does the for in loop reverse output the object entries?


Proof by contradiction that $\sqrt{2} + \sqrt{6} < \sqrt{15}$

Prove by contradiction (not using a calculator) that $\sqrt6 + \sqrt2 < \sqrt{15}$?


How to convert literal \u sequences into UTF-8?

Convert escaped Unicode character back to actual character in PostgreSQL


Rendering of objects visible in viewport only!

Avoid rendering hidden objects (blender 2.8)


Does axiom of foundation/regularity protect against Russell-like paradoxes?


C Variadic Macro to simplify calls to fprintf

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


How to select max date using SQL without using group by clause . There are solutions for this which have group by clause I want solution without it

Fetch the row which has the Max value for a column


What is the difference between personal statement and statement of purpose?

Unclear terms: Statement of Purpose, Academic Statement and Personal Statement


Is the reason we haven't fully combined GR and QM purely mathematical (rather than conceptual or empirical)?

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


NullPointerException when i use navigation drawer

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


Can we say that infinity equals to infinity


Singleton classes in ruby and their utility

What exactly is the singleton class in ruby?


Could cancer be in itself a evolutionary process?


Javascript - testing for non-numeric text input

HTML text input allow only numeric input


How do I return the response from an asynchronous call?


Can an unconscious PC or NPC reject healing from a potion?

Do targets get a saving throw if they don't want a positive magic effect from a spell?


Which command controls the open file limits?


Passing object from one Activity to another activity using GSON lead to null pointer exception


Filling between two plots up to some boundaries only

Filling only when one curve is below the other


How to use Scanner to accept only valid int as input


Filter mapping for everything to Struts2 besides one servlet?


NullPointerException trying to populate array from JNI


How to automate the transfer of files between Linux servers using SCP?

How to respond to password prompt when using SCP in a shell script?


Why was one Informed badge awarded here on Meta?

Why did I get a welcome message informing me I'd get a badge for taking the tour, if that badge is not active?


Show that $\sum\limits_{k=1}^{\infty}\ln\left(\frac{k(k+2)}{(k+1)^2}\right) = -\ln(2)$?

Prove that $\sum_{n=1}^\infty \ln\left(\frac{n(n+2)}{(n+1)^2}\right)$ converges and find its sum


Explaining the 'self' variable to a beginner


Given an $n\times n$ sized grid of dots $\forall n>2$, find the minimal value of segments needed to draw through all points, not holding off the hand.

Not lifting your pen on the $n\times n$ grid


Opening up a QGIS project file on a different computer

Saving project from QGIS to CD so it can be used on other computers?


Would an Imp be resistant to the bludgeoning damage from a Mace of Warning?

What does "...from nonmagical attacks not made with silvered weapons" mean?


Brother Printer DCP-J140W is not getting installed on Ubuntu 13.10

How to connect Brother MFC 255 CW wireless printer?


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


How to define a global constant in postscript statement?


Meaning of different Orders of Derivative


Giving a creature hexproof as a response

What happens if a target for removal becomes ineligible after a card has been cast?


Do I need a UK transit visa in addition to an Italian work permit to change terminals at LHR?

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


Cannot install DB2 Express C 10.1 on Mac OS X 10.7.5


The family of analytic functions with positive real part is normal


Why linebreaks break the line height within certain environments with size-changing macros?


How have protons and neutrons been scientifically eliminated as candidates for Dark Matter?

Why isn't dark matter just ordinary matter?


Retreive max/min possible values for an Integer column

sqlalchemy: get max/min/avg values from a table


Unicode char \u8:动 not set up for use with LaTeX

"inputenc Error: Unicode char \u8" error while trying to write a degree symbol (invisible character)


Evaluate $\lim_{n\to \infty} (n+1)^{\frac 23} -(n-1)^{\frac 23}$


Filtering the close values from the list?

DeleteDuplicates[] does not work as expected on floating point values


Audits contain other tags when filtering close reviews


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


What apparatus do physicists use to hold a photon and for how long?


How to show that the centralizer formed by $g\in A\cap B$ where $A$ and $B$ are 3-Sylow subgroups contains $A$ and $B.$

Show that a group of order $180$ is not simple.


Is $\lim_{n\to\infty}\frac{p_{n+1}}{p_n}=1$ where $p_n$ is the $n$th prime number?

Let $(p_n)_{n \in \mathbb{N}}$ be the sequence of prime numbers, then $\lim_{n \to \infty}\frac{p_{n+1}}{p_n} = 1$?


How can I see a whole object and it's boundaries?

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


How to set display property inline with !important


Why does this date parsing javascript return an array with NaN?

Why does parseInt yield NaN with Array#map?


Tab key: sometimes doesn't register, or registers twice

Keyboard key stuck or not being recognized; how to fix


Quick way to include a directory path when calling mv?

Quickest way to rename files, without retyping directory path


Simplify the expression $\binom{n}{0}+\binom{n+1}{1}+\binom{n+2}{2}+\cdots +\binom{n+k}{k}$


Prove that $ \dim(\ker(g \circ f)) = \dim(\ker(f)) + \dim(\ker(g) \cap \operatorname{im}(f)). $ What is the error in this approach?

Kernel of composition of linear transformations


Python: How to get the updated dictionary in 1 line?

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


Does conservation of energy hold in quantum mechanics?

Energy conservation and quantum measurement


Can I make a "fan game" with characters of one game that already exists?

Legal issues for a "fangame" of a commercial franchise?


Huge paged pool probably caused by fltMgr.sys , what to do?

Windows 10 high memory usage (unknown reason)


How to define a type alias for a template in a class

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


Documenting a giant web of inter-related stored procedures in an MS SQL database: What tool or format?


can't access web site with same name as AD domain name

My public website name and AD domain name are the same. How can I get to my external website from inside my network?


Run multiple commands automatically after opening command prompt

Is there windows equivalent to the .bashrc file in linux?


The second law of thermodynamics and collapse of the wavefunction?

Does the scientific community consider the Loschmidt paradox resolved? If so what is the resolution?


Pumping lemma $L=\{a^ib^j | i \neq j ; i,j \ge 0\}$


Can high tempretures damage my laptop CPU or fan?

Will higher temperatures damage a computer over time, even when not reaching max?


Two subgroups of the same index must be conjugate under these assumptions


How to set environment without sourcing .bash_profile myself every time?

Why ~/.bash_profile is not getting sourced when opening a terminal?


Where did texture paint in UV editor go?


How to sort a CSV file's column without regard for character casing?

case-insensitive alphabetical sorting of nested lists


Help identify a novel/short story with themes similar to Elysium

Title of novel with girl who can read minds by observing body language, later communicates with a hive mind on an alien planet's surface


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


How to convert a class object to an other class type with similar properties?

How to copy value from class X to class Y with the same property name in c#?


Help setting up wireless in Ubuntu 13.04


Javascript named function assigned to a property

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


If $a_1 + a_2 + \dots + a_{100}=0$, with $a_1,\dots,a_{100}\in\mathbb{R}$, prove that $a_i+a_j \geq0, i\neq j,$ for at least $99$ $i,j$-pairs

Proving at least 99 pairwise sums of the reals are non-negative


ApachePOI Nullpointer Exception for cell.getCell()

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


CPT search using meta_query and meta key as array

How to count post meta key values for all posts in database


Error: Font \l_tmpa_font has only 8 fontdimen parameters


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


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


Cannot download build-dep for indicator-sound

How can I fix apt error "W: Target Packages ... is configured multiple times"?


Shouldn't non-English SE sites be excluded from Hot Network Questions?

es.SO questions aren't excluded from the Hot Questions list


Why are there so many different ways to measure disk usage?


I need to checkout single folder from a Bitbucket Git repo


javascript - how to convert unicode string to ascii

Efficiently replace all accented characters in a string?


varchar datatype doesnt show result for long entries


How to add 'New File' to the OS X Finder context menu?

How can I add an item to the 'new' context menu?


for all prime $p$, how to prove $a = (p!-1)$ is the only integer $a$ that satisfy $p! | (a^p + 1)$?


How to solve modular equivalence with polynomial

Solve $x^2+5x+6 \equiv 0 \pmod{\!11\cdot 17}$


Why is my total reputation less than my monthly reputation?


Stacktrace on remote server points to local directory

Exception shows developer's path instead of servers


"Welcome to emergency mode!" Think it is a fsck problem


Why do I get 'UnknownHostException: session.minecraft.net' when attempting to log in to Minecraft servers?


What is syntax highlighting and how does it work?


How to braid two sorted String arrays into one sorted array

How to merge two sorted arrays into a sorted array?


Windows 7 updates. For five days in a row

Windows 7 SP1 Windows Update stuck checking for updates


How do I convert this Time integer to a Date in Ruby?

How to convert a unix timestamp (seconds since epoch) to Ruby DateTime?


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


How to prevent robots from automatically filling up a form?


Class Property Containing a Global Variable

PHP class: Global variable as property in class


Complete metric space of sequence of positive integers


Installing/Using a new class in Ubuntu 12.04 LTS

Where do I place my own .sty or .cls files, to make them available to all my .tex files?


Camera rendered view only renders a tiny square


If I earned less than $10 in interest from my bank account, do I need to report it on my taxes?

Do I include small amounts of interest on my taxes if they didn't send a 1099-INT?


How do I avoid rendering glitches from overlapping faces?


Position of comma relative to quotation marks: "You're wrong",... vs. "You're wrong,"

How should I punctuate around quotes where the punctuation required by the quote interferes with the punctuation of the sentence?


Print same barcode multiple times in report

How to print several reports with barcode \ or several barcodes in one report


When is a map $ f : A^{n+1} \to A^n $ injective?

$A^m\hookrightarrow A^n$ implies $m\leq n$ for a ring $A\neq 0$


Increment GPS coordinates by a certain distance given in meters

Algorithm for offsetting a latitude/longitude by some amount of meters


Prove that $f(x)=\begin{cases}x+1&\text{if}&x\in(-\infty,-1)\\x-1 &\text{if}&x\in(1, +\infty)\\0&\text{if}&x=0\end{cases}$ is continuous

Can a function with just one point in its domain be continuous?


How do I make Ubuntu 16.04 not ask me for my password?


Does the position of an asterisk affect pointers?

Why is the asterisk before the variable name, rather than after the type?


Cascading p:selectOneMenu fails with Validation Error: Value is not valid


How to verify that $\mathbb R^\mathbb R$ is a direct sum of the Ue and Uo

Show that $\mathbb{R}^{\mathbb{R}} = U_{e} \oplus U_{o}$


Java: define terms initialization, declaration and assignment


Converting a hexidecimal string to a byte array in C#

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


Does a letter of recommendation from a postdoc who's been my instructor carry much weight?

Can I ask a postdoc who has closely supervised my research to write me a letter of recommendation?


Independent coloring of contour and 3D plot in pgfplots

Local colormaps in global coordinate system


How to tell a client in a form that they can enter their email OR their tel # (but both are not necessary)?


Rsync protocol name full path, not a module


Is there a string math evaluator in .NET?


Convergence of $\sum \frac{a_n}{1+a_n}$ implies convergence of $\sum a_n$ for positive $a_n$.

Positive series problem: $\sum\limits_{n\geq1}a_n=+\infty$ implies $\sum_{n\geq1}\frac{a_n}{1+a_n}=+\infty$


How to load a menu item and its children menu items?

How to display a block with menu child items programmatically?


Pokemon keep running away and Pokestops don't drop anything when spinning. What is going on?


C #: Passing dynamic Type in Generic gives error targetType is a variable but is used like a type

How do I use reflection to call a generic method?


How to fix linking error (undefined reference) with importing header file into driver program?

Why can templates only be implemented in the header file?


How do I match a user input string to anything and everything that means localhost?

Method to determine if path string is local or remote machine


Which comes first? Set theory or first order logic?


3 white wires and 3 black wires. Only need 2 of each

Replacing a Light Fixture with 2 Sets of Wires


How to check if a matrix is diagonalizable?

How to check if a matrix is diagonizable?


Error: iptables: No chain/target/match by that name

Can't resolve issue: iptables: No chain/target/match by that name


why is PI considered irrational if it can be expressed as ratio of circumference to diameter?

Why is $\pi$ irrational if it is represented as $C/D$?


Unexpected strict mode reserved word "let"

Does node.js support the 'let' statement?


Possessive apostrophe at end of an acronym that ends in S


java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.lang.String.substring(int, int)

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


solving the limit $\lim (\frac{x}{x-1}-\frac{1}{\ln x})\, \, \text{as } x\to1$

Find the limit: $\lim \limits_{x \to 1} \left( {\frac{x}{{x - 1}} - \frac{1}{{\ln x}}} \right)$


Every homogeneous Riemannian manifold is complete.

Homogeneous riemannian manifolds are complete. Trouble understanding proof.


How to produce an output of fields that are NULL (combined from multiple columns+tables)?

Including null values in unpivoted column


Size of a Java Object that contains only primitive types

In Java, what is the best way to determine the size of an object?


Why is the output 0 2 all the time when it should be garbage?

A question about union in C - store as one type and read as another - is it implementation defined?


Get Byte Array From Image in ImageView Android


How to animate the Displacement of the Displace modifier

Adjust random seed of displacement textures


Distance traveled equals area under velocity time graph

Area under and slope of the motion graphs


indexOf throwing error in IE8, I am using knockoutjs

Why doesn't indexOf work on an array IE8?


Do/can abstract classes replace interfaces?

When to use an interface instead of an abstract class and vice versa?


Understanding the Riemann Surface of the $\sqrt{z}$

Intuitively understanding Riemann surfaces


What does "can only heal so much" mean in this sentence?


Alternative to itoa() for converting integer to string C++?

Easiest way to convert int to string in C++


Can $k\mathbb{Z}$ and $m\mathbb{Z}$ ever be isomorphic as rings?

Is the ring $m\mathbb{Z}$ isomorphic to the ring $n\mathbb{Z}$?


How can a predictor be significant, only on the presence of non-significant ones?

How can adding a 2nd IV make the 1st IV significant?


Can singularities be ever formed from an outsiders perspective?

Can black holes form in a finite amount of time?


What's the difference between import virtual machines types in Hyper-V 2012?

What's the difference between import virtual machines types in Hyper-V?


Math and Theoretical Physics Topics & Textbook for Self-Study


cannot debug Thrust CUDA in Visual Studio

How to debug cuda thrust functions in visual studio 2010 with parallel nsight


What recourse do I have if I believe a moderator has abused their privileges?


What happened to the other people? My Impact (people reached) just dropped


Modify voting button alt text on Meta sites

Change upvote/downvote tooltip on meta sites


Add "editing in progress" to questions/answers

Provide indicator that another user is editing a post


Why is implication truth table defined this way?

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


How do I plot the derivative of a function with absolute values?

Why do I get empty graph when adding 'Abs' function?


How to decrease the counter in tikz foreach loop


How to concatenate multiple random digits?


Mysterious disappearance of disk space on Catalina (and not any other OSX)

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


Calculating thevenin voltage with two voltage supplies


What is the @ doing in the following code?

What does the "at" (@) symbol do in Python?


Using Tasker to know if I'm at work for more than a minute

Execute task if tasker profile has been active for some time


unknown network interface called "enx9cebe80718e1"

What does eno mean in network interface name 'eno16777736' for CentOS 7 or RHEL 7?


What does the "F" mean in-front-of these Grease Pencil brushes?

What does the 'F' button and '2' button do (materials tab)?


What is it that makes an electron maintain a distance from the positively charged nucleus?

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


Bachelors in computer science and wanting a masters?

Graduate school admission with a degree in a different field


Algorithm for detection of overlaping between vectors

How do you detect where two line segments intersect?


"Least Astonishment" and the Mutable Default Argument


Why ping works without capability and setuid

How does ping work on Fedora without setuid and capabilities?


Looking for help in using names for a business

"Nikki's and Alice's X" vs. "Nikki and Alice's X"


complex polynomial satisfying inequality


Function whose inverse is also its derivative?


CSS3 selector to find the 2nd div of the same class


Modulo calculation with inverse and larger divisor


Expected Value of a Binomial distribution?


What do you call a mother whose children have died?


What is the scope of variables in JavaScript?


How can I do a "broad" search for flights?


What noun describes the relationship between a container and a containee?

"Adjacent" is to "adjacency" as "contains" is to what?


Odd behavior in a QGIS plugin: my function is triggered twice


How to make a count to show a dynamic block


How to identify the main process of a program?

How to get parent process in .NET in managed way


This command to rename all files fails: "find: 'rename': No such file or directory"

Rename command not found when running a script


Unity isn't starting on 13.10 (with Cinnamon 2.0 installed)

Does cinnamon 2.0 really break your 13.10 desktop?


If gravity isn't a force, then why do we learn in school that it is?


Generating all purmutations of a Java string, including smaller words, and excluding duplicates

Generating all permutations of a given string


Lagrange remainder of Taylor expansion: proof $\ge 0 $

Taylor expansion of $\exp(-x)$: proof tail is positive


Proving that $\lim\limits_{n \to \infty}\frac{5^n}{n!} = 0$

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


Why did Stryker choose Wolverine rather than Sabretooth to test adamantium?

Why wasn't Sabretooth the original Weapon X subject?


How can I make it so the move tool is on the object?


Updated DNS zone can't be seen from my local network


Why wouldn't the `which` command work for `cd`? I can't find the executable for `cd` either!


Change a background image url using jquery


Package babel Error: Unknown option `polish'

Package babel Error: Unknown option `francais'


Do the UK and USA share immigration information?

Will a refusal for UK visitor's visa have any impact on a US visitor's visa application result?


One-box links in chat that have valid meta description and title tags


Matrix Multiplication in context of row and column vectors


How to get elements from a list, by groups of 10? (or 5, or 3, etc)

How do you split a list into evenly sized chunks?


If $f^2$ and $f^3$ are $C^{\infty}(\mathbb R)$ then $f$ is $C^{\infty}(\mathbb R)$

If $f^2$ and $f^3$ are smooth, does it follow that $f$ is smooth?


Combine fill and pattern in a pgfplot boxplot?

How to combine fill and pattern in a pgfplot bar plot?


Given a rectangular area and a set of rectangles, check if the entire area is covered by them


Is there any good and free Date AND Time Picker available for Java Swing?


Block all but specified range of ip's input to an specific port

Whitelist source IP addresses in CentOS 7


blend files open in 2.79 version instead of 2.83 when double clicked

I can't open Blender 2.8 files after I save them. Because it tries to open with 2.79


something the matter (strange word order: indefinite pronoun + noun)

How does the phrase "Is something the matter?" make sense?


Why do I have segfault in my arm32 assembly program?

What registers to save in the ARM C calling convention?


What are some alternatives to document.execCommand to select and copy text?

How do I copy to the clipboard in JavaScript?


How to remove Ubuntu and put Windows back on?


Does PCA's reconstruction error get reduced with more PCs being used?


Do I need a RHEL subscription to install packages?


How to shorten my conditional statements


How to download a video from YouTube in Ubuntu 14.04 (Trusty Tahr)


What is the radius of convergence of $\sum z^{n!}$?


How to redirect http requests to https (nginx)


Issue with creating a Regular Expression from variable

How do you use a variable in a regular expression?


How can I check if there is a signal from my radio-frequency type remote control (RC)

How can I tell if an RF transmitter is transmitting?


Finding a substring within a list in Python

Check if a Python list item contains a string inside another string