Is there a relation between the words "import" (trade) and "important" (valuable)?

How did the word "important" come to mean "significant"


Group isomorphism of the nonzero real numbers

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


Is it Possible to Rollback Table Deletion in Mysql

Is there a way to recover a dropped mysql database?


How to force search engines not to crawl my site, is there any special mark on them?

Robots denied by domain is still listed in search results


How to extract array from dataset string?

Safely turning a JSON string into an object


Ubuntu 20.04 doesn't restart/reboot, after installation on a new laptop

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


what am I doing wrong in nginx / docker to get connect() failed (111: Connection refused) while connecting to upstream ? (SSL)

What causes the 'Connection Refused' message?


Is there a way I can make this code that counts the number of duplicate values in an array work for strings?

How to Count Duplicates in List with LINQ


Finitely many prime ideals lying over $\mathfrak{p}$


c++ object and "undefined reference to" not agree with duplicated

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


how can a website detect smartphone model?


Derive $\sum i^2$ without knowing the answer first


Limit of function using L'Hôpital's rule: $\lim_{x \to \infty}{x-x^2\ln(1+\frac{1}{x})}$

using L'Hospital solve $\lim_{x \to \infty} x - x^{2}\ln(1 + \frac{1}{x})$


Morphism between quotient polynomial rings

Are there fields $F$ such that the rings $F[x]/(x^2)$ and $F[x]/(x^2-1)$ are isomorphic?


Why isn't unboxing applied in this java code?

Why does autoboxing make some calls ambiguous in Java?


What does "Package  has no installation candidate" mean?


Which graphics driver in the Additional Drivers list should I choose?

Which nvidia driver from additional drivers option should I choose?


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


How to Remove Undirected Edges that are the Same

How can I remove B -> A from a list if A -> B is in the list?


My fridge door was left cracked open over night

What are the consequences of leaving the fridge door cracked open overnight?


Tense change: previous actions on something that's currently true


Method invocation 'extras' may produce NullPointerException


jQuery event not firing on dynamically generated content

Event binding on dynamically created elements?


MySQL case insensitive search in UTF8 processing latin uppercase/lowercase


MOSFET burn down due to droping logic level voltage

H-bridge MOSFET NAND gate driver suffered from logic voltage drop


NullPointerException when trying to print random values in android studio


How to access id's of externally loaded svg file?

How to access SVG elements with Javascript


"The place where is near my apartment" - Why can't we use 'where' there?

Relative pronouns "where" and "when": where can they be omitted?


Why CFindFile functions GetFilePath, GetFileName return hex output?

How can CString be passed to format string %s?


3 follow-up emails over 2 weeks, and the potential supervisor still wont respond to me?

Prospective PhD contacts potential supervisor but receives no answer after 2-3 emails, what to do?


How much money should the sponsor show to be granted visa to the UK?

How much money do I need to show as proof of support when applying for a UK Standard Visitor visa?


Finding all ring homomorphisms from a field to itself


What happens if the Order of the Mutant blood hunter's celerity mutagen would reduce their Wisdom score to 0 or less?

What happens when ability scores reach 0?


Getting an element by class added with addClass()

Event binding on dynamically created elements?


Error when trying to retrieve hsqldb values in GUI

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


How to fix dpkg: error processing package libwayland-server0:amd64 in Ubuntu 16.04

"package is in a very bad inconsistent state - you should reinstall it before attempting configuration."


How do i get one flair showing all the associated account's reputation?

Is it possible to get a combined flair like the ones on Area 51?


Error in `[.data.frame`(ABCD, , -xyz) : object 'xyz' not found

Remove an entire column from a data.frame in R


Linear regression - trend line with pgfplots


Find the biggest interval that has all its members in list in O(n)


What is the solution for the N+1 issue in JPA and Hibernate?


Find all functions $ f: (0, \infty) \mapsto (0, \infty)$


How to conditionally break the chain of ActionListener execution?

JSF 2.0 Forbid calling action after failed validation in actionListener


Getting a value from Another Form using C#

Send values from one form to another form


How to store repeating dates keeping in mind Daylight Savings Time


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

Android app "Unknown error" when uploading photo


How to use OptionValue inside a pure function


Effect of row operations on determinant for matrices in row form

Effect of elementary row operations on determinant?


How can I cast a QVariant to custom class?


Knowing that ${\bf Re}\,c>0$, demonstrate that $|c+\sqrt{c^2-1}|\geq 1$.

Complex Analysis - Bruce P . Palka - Ex: 4.12


How to change the integral variable and integral upper/lower limit?

Is there a way to rewrite integrals in Mathematica using u substitution?


Why do we say "try and" [verb] instead of "try to" [verb]? (E.g., "Try and call me tomorrow.")


$E(X|X)=X$ Conditional expectation of a variable with itself


What if the hard disk is partitioned into more than 26 sections in Windows?


MessageDialog ShowAsync throws accessdenied exception on second dialog


How to convert reverse iterator into forward iterator when it is rend?

Can I convert a reverse iterator to a forward iterator?


The repository http://ppa.launchpad.net/ondrej/mysql-5.6/ubuntu bionic Release does not have a Release file

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


How to get rid of "No match found" when running "rm *"


How to copy previous settings after the first try?

How would I import/export Blender's preferences?


Proving cardinality given surjection from A to B and B to A

To prove two sets are isomorphic is it sufficient to find 2 injections or 2 surjections?


How to Fix Jsoup nullpointerexception in android studio 2019

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


"Submit the assignment by February 10th." What does this statement mean?

Does "notified by [date]" include the end date?


python re.sub group: number after \number


How to get client's IP address using JavaScript?


Where should I post questions about algorithms: Stack Overflow or Software Engineering?

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


unlink() function not working with variables?

Can I echo a variable with single quotes?


Why is kinetic energy defined as $(1/2)m v^2$?

Why is there a $\frac 1 2$ in $\frac 1 2 mv^2$?


how to write a generic method for adding numbers

Java Generics and adding numbers together


Does sickle cell anaemia protect a victim against malaria?

Why do heterozygous individuals have increased resistance to malaria?


Prove that $[a]_n$ is a unit in $\mathbb{Z}_n$ (i.e. $[a]_n$ has a multiplicative inverse) if and only if $gcd(a, n) = 1$.

If $q$ is coprime to $a$ then $a\mid nq-1,\,$ so $q$ is invertible mod $a$


Two year's experience or two years' experience or two years experience?

Where [if anywhere] should the apostrophe go in "three days work"?


Installing windows on multiple computers at the same time


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

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


Converting survey results from a 1-4 scale average to a 1-5 scale average

Convert a 1-9 scale average to a 1-5 scale average


Bookmarks for favourite questions in the Android app


How to set fixed background position from right side in css?

Offset a background image from the right using CSS


When writing and preparing a campaign should I include all the side stories and all possible encounters?

When GMing a game, how much should you prepare in advance?


Can I install Java on a live persistence Ubuntu?


Is it true that if $X$ is connected, then for every nonempty proper subset $A$ of $X$, we have $\mathbf{Bd} \ne \emptyset$

$X$ is connected iff $\forall A\subset X,$ $\partial A\neq\emptyset$


Potential solution to Bug #1573052 (Gnome-software crash due to broken dependency link)

Ubuntu Software (Software Center) Crash - Ubuntu 16.04


Are there any tools to perform text mining/analytics into a TeX document?

LaTeX to plain text for e.g. generation of statistics


Is Luke Skywalker looking at a gravestone and whose is it?

What is the significance of this hand-shaped rock formation?


How to make a file which when exectued will install multiple packages in Ubuntu?

How do I create a script file for terminal commands?


color within cell interferes with vertical alignment


How to add a back button to go back to previous page

Embedding a back and forward arrows, home button, and download manager in a quickly application


Umlauts in regexp matching (via locale?)


How to fix “Package hyperref Error: Wrong DVI mode driver option `dvips'” error?

How to fix "Package hyperref Error: Wrong DVI mode driver option `dvips'"?


How can I install Ubuntu 14 64 bit along side a 32bit Ubuntu on a dual boot system?

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


How to reduce current without affecting voltage for powering a fan?

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


Moving Windows licence to another laptop

Windows Activation FAQ: How do language, version, 64-bit or 32-bit, and source affect ability to install and transfer Windows licenses?


Difference between assignment by = sign and strcopy

I can use more memory than how much I've allocated with malloc(), why?


Gets(string#) function skipping first gets request


How to set the spacing before and after of section headings to a fixed value of 1.5cm?


How to make dark gray background on TIF image transparent or white in QGIS

Imported TIF has dark gray background instead of white


Inserting comments into typename will give error

Does the C preprocessor strip comments or expand macros first?


Are there tax benefits in the U.S. for buying a first house?

Is it normal to have much higher tax returns after buying a house this year?


Ambiguous plurality ("One or more items was/were skipped")

Which is correct: "one or more is" or "one or more are"?


Can removing GUFW create dangers for my system?


How many Genius Mixes can one have on a MacBook?

How Many Genius Mixes Are There in iTunes?


How can a Win32 process get the pid of its parent?


calculate modular algorithm with large exponents


Dynamically Add / Remove Fields - Remove Button not removing Fields

Event binding on dynamically created elements?


remove lines from file using linux command/script have multiple condition to remove a single line


How to prevent client to do reverse-engineer on .net .dlls

Protect .NET code from reverse engineering?


C++ template - error: expected initializer before '<' token

Why is "using namespace std;" considered bad practice?


Proper grammar for plural possession including myself?

"My wife and I's seafood collaboration dinner"


Can TeX produce an expanded TeX as an output format similar to PDF?


How to associate label elements with radio buttons

How to associate labels with radio buttons


Unable to enable BitLocker due to mis-configured (?) Windows Recovery Environment

Problems enabling Bitlocker on Surface Pro with Windows 8.1


How to capitalize first character of each sentence in rails model

Ruby -- capitalize first letter of every sentence in a paragraph


A group that needs to be proven by definition?

Does the Symmetric difference operator define a group on the powerset of a set?


biblatex: displaying all authors of multi-author works in the bibliography


This site can’t be reached - ERR_CONNECTION_REFUSED - openlitespeed-wordpress

What causes the 'Connection Refused' message?


Do I need a visa to transfer from Haneda airport to Narita airport?

Do I need a Japanese transit visa when arriving at Narita and departing from Haneda?


What is the structure in "as best you can"?


Why are there unconnected exposed pads on PCBs

What are these spots on the PCB that are by the mounting holes?


Two different meanings of Present Perfect Tense

How do the tenses and aspects in English correspond temporally to one another?


Determining Affine Transformation Parameters?

Computing parameters for QGIS Affine transformation?


parity of the number of non-isomorphic graphs with $v$ vertices

Is there a reason why the number of non-isomorphic graphs with $v=4$ is odd?


Distinguishing the meaning and uses of effect size vs relative feature importance

Is there a general definition of the effect size?


Why do computers running Windows benefit more from regular restarts than other OSes?

Why Windows needs reboot a lot more than Linux?


Why so many giant pits in the structures of the starwars universe?

Why are there so many bottomless pits in Star Wars


Should 'Hi', 'thanks', taglines, and salutations be removed from posts?


"Undefined offset" in PHP array after using explode(...)


How do I make it so that my camera shows the actual objects?


sequentially deploy war on Tomcat on every time when its restart a server also specified order

Is there a way to enforce a deployment order in tom 7 and tom6 ?


Could a custom EditorTemplate invoke default EditorTemplate for the same model inside it

Is it possible to use DisplayFor() from within the EditorFor template control


Where should I use mysqli_real_escape_string?


Transforming Real-time Local position system coordinates into GPS/WGS84

Using customized Coordinate System in ArcGIS Desktop?


What is the verb for earning money though bad ways or illegal?

What do you call money earned through unethical sources?


Book recommendation for Quantum Mechanics

What is a good introductory book on quantum mechanics?


How do I solve the error "Segmentation fault (core dumped)"

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


Equivalent definition of normalizer of a group. Need help in proof.

Conjugate subgroup strictly contained in the initial subgroup?


Do struct have better performance over classes in embeded system

What are the differences between struct and class in C++?


Use whole page width in twocolumn document

How to put a full-width table at the top or bottom of the same two-column page as the reference text?


Finite group of odd order with elements that are square

What finite groups always have a square root for each element?


Check if username exist/activated in database using MYSQLi

Check to see if an email is already in the database using prepared statements


How can I visualize the file system usage on Windows?


Spinner can not load by using data in SQLite database

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


Why do I have to use 's in some sentences?


Getting build error in ASP.NET MVC application

Error CS0051 (Inconsistent accessibility: parameter type 'Job' is less accessible than method 'AddJobs.TotalPay(Job)')


Getting java.lang.NoClassDefFoundError: org/openqa/selenium/logging/LoggingHandler on using latest Selenium version 3.141.59

Why am I getting a NoClassDefFoundError in Java?


All of my Firefox extensions were spontaneously and simultaneously disabled

All of my Firefox add-ons have been disabled suddenly, how can I re-enable them?


How do I override default PrimeFaces CSS with custom styles?


Visit to USA before F1 with a valid ESTA

Visit to US before F1 using the Visa Waiver Program


Thickbox doesn't respect dimensions when used in admin

How to enlarge thickbox media library iframe?


How to make tikzposter work with lmodern font?


How do I prove this combinatorics formula? $ 3^n = \sum_{k=0}^n\binom{n}{k}2^k $


Create folder in same directory as shell script

How can I get the source directory of a Bash script from within the script itself?


Should editing / adding tags bump the question to the front page?

Is there a way to edit a question without bumping it to the front page?


How do you use a variable in a regular expression?


How can I efficiently query products with many-to-many ingredients and nested products?

Database design for products with bundles of products


How to evaluate $\int{\sqrt{\tan(x)}\,dx}$

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


When finding outliers from the Interquartile range why I have to multiply by 1.5?


java.lang.NullPointerException: Attempt to invoke virtual method on ViewPager

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


How does SO get the related questions when I ask question?


Compile error: "'' cannot be used with anonymous classes"

Why can't Java 7 diamond operator be used with anonymous classes?


How do I perform an IF...THEN in an SQL SELECT?


Selecting events from SQL Profiler in 2005 for profiling a query

How Can I Log and Find the Most Expensive Queries?


Changing modified date of a file in batch programming

Touch file to update the date/time of file? (Modified Date) (WindowsXP BatchScript)


Norm with symmetric positive definite matrix


"a too strong signal" Or "too strong of a signal"


Convert System.Drawing.Color to System.Windows.Media.Color

How to convert from System.Drawing.Color to System.Windows.Media.Color?


Singular Vs plural while making a general statement


Why does ConvertTo work, but casting fail in some cases?

what is difference between Convert.ToInt16 and (Int16)


How to add multiple button in 1 line (css)?

How to align two elements on the same line without changing HTML


r, How to create two correlated variables that are distributed jointly normal (mean 0, var 1)

How to generate correlated random numbers (given means, variances and degree of correlation)?


Event binding on dynamically created elements?


What is reputation supposed to be? A tool to gauge quality/improve the community, or a competition between rivals?


Plural-active, singular-active or another voice when writing a paper by yourself?

Choice of personal pronoun in single-author papers


What is a Linux equivalent to pkzip or winzip or the GUI version of 7zip?


Why, intuitively, does redundancy in a multiple linear regression increase the standard error of the partial regression coefficients?

What is the effect of having correlated predictors in a multiple regression model?


Is there any difference between “which” and “that”?


Fixing "io.netty.channel.abstractchannel$AnnotatedConnectExeption: Conection timed out: no further information" in Minecraft

How to solve the "io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: no further information" error on Minecraft?


What does it mean ** in Django update query?

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


Pressing back once is processed as twice

Going back twice required to return to search results in the tags view


How can I report bugs with or request features for the Stack Exchange mobile apps?


Ubuntu 14.04 causes SSH error, but not Ubuntu 12.10

SSH issues: Read from socket failed: Connection reset by peer


Entire function constant, where $f(z)=f(z+1)$ and $|f(z)|< e^{|z|}$.


Prove that $ \sum_{k=0}^m {m \choose k} {n \choose r+k} = {m+n \choose m+r}. $

Prove that $\sum\limits_{k=0}^m\binom{m}k\binom{n}{r+k}=\binom{m+n}{m+r}$ using combinatoric arguments.


Linear regression coefficients from covariance matrix

Standard error of regression coefficient without raw data


Mocking private method of class under test using JMockit

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


Is it better to use QGIS LTR or current release version

Choosing to use QGIS LTR or another version/release type


What word describes random unfitting judgements?

What word describes random unfitting accusations


dpkg: error processing package linux-image-generic (--configure): dependency problems - leaving unconfigured


Why do I get a cannot find local host error when trying to run asp.net website?

Localhost not working in chrome and firefox


How do I get an android media player without going to the google play store ? I will transfer the media player to the smartphone using bluetooth

How can I download an APK file from the Play Store?


What is the difference between TEXMFHOME and TEXINPUTS?


Can I travel from Rome to Amsterdam with a Schengen visa?

Can I use my Schengen visa for a completely different purpose and entry point?


Why does relativistic Quantum mechanics make sense?

How can a particle's position be random and uncertain in quantum mechanics if it is already pre-determined in relativity?


Migration of .Net Project from Framework 1.1 to Framework 4.0 (Windows Application)


Running JavaScript function immediately with context as parameter

What is the purpose of a self executing function in javascript?


Extending paragraph indentation in a list

How to make list entry of many paragraphs?


How is conditional initialization handled and is it a good practice?


Migration with Default Value current time

How to set a default value for a datetime column to record creation time in a migration?


How to prove a total order has a unique minimal element


Using Javafx to Draw Basic Shapes (Rectangle, Circle, Sphere)

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


How do I get VIM to remember the line I was on when I reopen a file?


Generate ID for the grid of points from top-left corner down

Controlling label/attributes of grid/fishnet index using ArcGIS for Desktop and ArcPy?


Finding the the Confidence Interval with Linear Extrapolation

Shape of confidence interval for predicted values in linear regression


Java SE 14 installation , how to do with 20.04


How do I add grunge & rusting texture to a pre-made material? [CYCLE]

Need to make (node setup) of realistic dirt/ grime/grunge on top of image texture of ceramic tiles


How can I put a curly brace inside an algorithm to group code lines?


MySQL: Count all duplicates and update additional column with acs numbers relative to the duplicated values


Are viruses technically organisms, or not?


What's the difference between these varieties of octocoupler?

What are the differences between optoisolator output styles?


How to replace a string in all folder and file names


Is there another Stack Overflow website for machine learning/artificial intelligence topics?

Seeking Stack Exchange site for machine learning questions?


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


Create backup iPhone with forgotten encryption password

View files on PC from iphone backup without itunes?


Where does the term "Ring" come from in Algebra?


How do I calculate challenge rating against a player character?

If I design a PC for use as an NPC, how much XP should he give when killed?


How to use CardLayout with Netbeans GUI Builder

How do I work with the Card Layout in the NetBeans GUI builder?


Allow users to hide 'last seen' info in the user profile now that we have auto login

Please make the "last seen" entry optional


How to show loading spinner in on ajax request?


What is the fastest way to cool hot soup?

Freeze Soup very quickly Without Destroying the Content In Fridge?


"Weaker continuum hypothesis:" $2^{\aleph_0} < 2^{\aleph_1}$?

If $2^{\aleph_0}=\aleph_2$, what is known about $2^{\aleph_1}$?


email is missing from my settings on iphone 5c

Lost email settings and no icon for Mail


Javascript: How to trim an editable div content


Create an ubuntu distribution that is an accurate copy of what is now in my HDD

How to create an iso from current installation


I'm seeing a very minimalistic version of the site. How do I get the full version again?


XMLHttpRequest cannot load, No 'Access-Control-Allow-Origin' header is present on the requested resource

How to make cross-domain AJAX calls to Google Maps API?


How to turn off Mac's sounds by default?


Sleep Timer to Suspend in Ubuntu MATE 16.04 LTS

How can I hibernate/suspend from the command line and do so at a specific time


How to install GTA V Play disc on my Xbox 360?


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


What's the point of "javascript:" in code (not URLs)?

Do you ever need to specify 'javascript:' in an onclick?


Can't use function return value in write context? PHP

Can't use method return value in write context


Find if set $I$ of all injective functions $\mathbb{N} \rightarrow \mathbb{N}$ is equinumerous to $\mathbb{R}$

Cardinality of the set of bijective functions on $\mathbb{N}$?


Is it correct to use one line for loop in JavaScript without curly brackets?

Are braces necessary in one-line statements in JavaScript?


Prove that $A$ is a singular matrix if and only if zero is an eigenvalue (of $A$)

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


Why does a file get opened when I write its name, without extensions, in the command line?


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


I want to implement Huffman tree using the data structure "heap", but I'm confused about these errors

Why can templates only be implemented in the header file?


How to prove the folowing theorem in probablity?

Intuition behind using complementary CDF to compute expectation for nonnegative random variables


Calculate the determinant of the $2n \times 2n$ matrix with entries equal to zero on the main diagonal, $1$ below and $-1$ above

Determinant of a special skew-symmetric matrix


If $n>3$ is not prime, show that we can find positive integers $a,b,c$ such that $n=ab+bc+ca+1$.

Is every sufficiently large positive integer of the form $ab + ac + bc + 1$?


Detect if Visualforce Page is in Salesforce1


There are many red and black spots in my photos,what are those?

Why is my camera showing a lot of stuck red and white pixels?


How can you show that each new line drawn on a plane creates another $k+1$ regions?

Show that $n$ lines separate the plane into $\frac{n^2+n+2}{2}$ regions


What does the typical workflow of a journal look like?


Losing Control of Bestowed Enchantment Creatures

When I gain control of a creature, do I also gain control of any auras or equipment attached to it?


Add decimal places to string in java using String.format()?

How to round a number to n decimal places in Java


How can I merge properties of two JavaScript objects dynamically?


Optimal Number of MySQL InnoDB Buffer Pool Instances


Haproxy not logging captured request headers with custom log format


Factorials, Simplify the addition and multiplication of factorials.


is_active_sidebar() Always Returns False


Most efficient way to repeat a cutout pattern


Getting an error (java.lang.NullPointerException) on following code

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


How to remove a password I know from a PDF, with no degradation, on Linux?


If $L$ is a straight line then what is the topology that $L$ inherits as a subspace from $\mathbb{R}_l \times \mathbb{R}$

What Topology does a Straight Line in the Plane Inherit as a Subspace of $\mathbb{R_l} \times \mathbb{R}$ and of $\mathbb{R_l} \times \mathbb{R_l}$


How to generate combinations from arrays?

Get the cartesian product of a series of lists?


example for algebraic but not finite dimensional vector space

Infinite Degree Algebraic Field Extensions


What is the meaning of double pound symbol (number sign, hash character) ##1 in an argument?


Unique order $d$ subgroup of $\Bbb Z/n\Bbb Z$ if $d\mid n$

Subgroups of a cyclic group and their order.


Passing one variable by reference and "returning" two variables

Return multiple values to a method caller


Why do we have "live" and "neutral" wires?

AC: Why differentiate between Ground and Neutral?


nginx use $server_name on ssl_certificate path


Place answers into demilitarized zone instead of 5 minute grace period

Can we implement a dead time on answers for high reputation user


Doubts when using designated initializer and multiple initializers


Wireless driver installation issues on Ubuntu 20.04

How do I install `bcmwl-kernel-source` with dpkg


Are OEM's retaining Synaptics driver for linux?

Where can I download the Synaptics Touchpad suite?


PHP PDOException: "SQLSTATE[HY093]: Invalid parameter number"


javascript: not getting proper results with callback function


Directly put a global object to a HTML element

How to duplicate object properties in another object?


MacBook on macOS Catalina 10.15.7 not returning disk space after deletion

Disk space not freed up after deleting files and emptying Trash


In javascript, how to trigger event when a variable's value is changed?

Listening for variable changes in JavaScript


Can a function be continuous at only one point in its domain and discontinuous everywhere else

Find a function $f: \mathbb{R} \to \mathbb{R}$ that is continuous at precisely one point?


standalone - Can I specify the font size in the document?


"He didn't dare [verb]" vs. "He didn't dare *to* [verb]"


Unable to correct problems, you have held broken packages. and apt-get update keeps downloads all list again

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


Installing Ubuntu (Dual Boot) with MAC OS 10.9.2

Macbook Air - how to install a dual bootable Ubuntu 14.04 LTS


How to find that the following set is connected and compact or not?

Compactness of the set of all unitary matrices in $M_2(\mathbb{C})$


Whitespace when using itemize after a full line, how to get rid of it?

Additional horizontal space when the last line of an environment is full


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


What does 'including but not limited to' and 'to post calls' mean in context?

including but not limited to - explain this sentence


Making endnotes clickable links with hyperref

Problem with converting footnotes into endnotes


Simple Present, Simple Past or Past perfect progressive?

How do the tenses and aspects in English correspond temporally to one another?


What the difference List list = new ArrayList() and List list = new LinkedList()

When to use LinkedList over ArrayList in Java?


Nvidia graphics card is not being detected in Ubuntu 16.04

Graphics issues after/while installing Ubuntu 16.04/16.10 with NVIDIA graphics


Why some materials pass light and others do not?


How can I open the Google Chrome Console from JavaScript?

Can I programmatically open the devtools from a Google Chrome extension?


Reference contains five authors (reference writing)

biblatex: displaying all authors of multi-author works in the bibliography


How do Transmute Rock and Wall of Thorns work together?


How to find the xyz location of objects in minecraft?

How can I find the location of a given item by looking at the world data?


Proper quote escaping/preserving in bash function

How can we run a command stored in a variable?


python 2.7 -remove backslash from unicode

Quoting backslashes in Python string literals


Why latest version of packages in Synaptic is different from developers website?

Why don't the Ubuntu repositories have the latest versions of software?


Can sub folder point to different hosting provider www.domain.com/subfolder

Hosting one webpage with a different host?


SSD is not recognized while installing Windows


Python: Why redefinition of a function is not an error? Is there a hackish way to have that feature?

Can the python interpreter fail on redeclared functions?


Is a variable the name, the value, or the memory location?


How to select an element based on tag name?


How to create array of size greater than integer max


Can't read text in web forms since firefox uses dark theme by default

How to disable dark theme on webpages in Firefox?


what does Overfull \hbox (95.6542pt two wide) mean?

What does "overfull hbox" mean? (Why is there a black mark at the end of a line?)


SQL Services Wont Start After Removing TLS

SQL Server compatibility with New TLS Standards


More than one optional argument for newcommand


How to show hidden files and folders in Finder?


Show $\mathbb{Z}[\sqrt{6}]$ is a Euclidean domain


Fantasy Novel about Companion Orbs and a Quarantine Wall

Trying to remember a book that had people (I think they turned white?) segregated into a compound


Why am I getting null pointer when accessing files on Tomcat (using HttpServlet)?

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


How to create an array with both int and char

How do I declare and initialize an array in Java?


Started learning c but don't know why we are using Return 0


What were this character's missing words?


How to differenciate instanciated variables from others?


Being in "Reviewer invited" state for 3 months, What could it say?

What does the typical workflow of a journal look like?


Should an antecedent of "everyone" take "their" or "his" or "our" as its corresponding possessive pronoun?

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


Can the close-vote aging be slowed down for Stack Exchange betas?


Multiple Mysql connection files cause Warning: mysql_num_rows() expects parameter 1

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


Maya Installation: No such file error but the the file Exists - i386 architecture not the issue

No such file or directory? But the file exists!


Setblock Command not working with specific parameters in Minecraft

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


What is the meaning of those numbers in the second column after typing "ls -l"?

How do I interpret the results of the `ls -l` command?


What is a geometric interpretation of multiplication/division in the complex plane?

Geometric interpretation of the multiplication of complex numbers?


Wireless interface only reachable when ethernet cable plugged in

wlan is first brought to life when ethernet is plugged in


how to ignore "," while rounding off decimals using javascript?

Remove commas from the string using JavaScript


From where (in space-time) does Hawking radiation originate?


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


checking if inputs in a form are set using nodejs

How do I check if an object has a specific property in JavaScript?


How to stop git auto-update when switching branches?

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


In the minted package, how do I enforce straight single quotes?


Isn't it time to remove the age from network profile?

Where did the age go on the network profile?


Is 'my_real_escape_string' required after I validated and sanitized form data?


NullPointerException should be called NullReferenceException?

Java: Why aren't NullPointerExceptions called NullReferenceExceptions?


How to find a layer by name in the QGIS layer panel?

pyqgis traversing subgroups and group layers


Simple, cheap "Nano-UPS" for 5V/<2A/<10W load (e.g. IP camera), based on 4xAAA batteries (or similar)


Malicious files generating in CentOS 7 directory /usr/bin

How do I deal with a compromised server?


Force icon to stay outside notification tray

Make specific tray icon always show for all profiles in Windows 7


Every group of order 111 is cyclic. (True or False)

Nonabelian semidirect products of order $pq$?


Why Java inner classes require "final" outer instance variables?

Why are only final variables accessible in anonymous class?


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


Can't restore SQL Server 2016 backup to SQL Server 2014

Restoring a backup to an older version of SQL Server


Total degree of a product of polynomials


Let $n$ be a positive integer which is not divisible by $2$ and $5. $ Prove that there is a multiple of $n$ consisting entirely of ones.

A natural number multiplied by some integer results in a number with only ones and zeros


How to Disable comboBox if other comboBox is selected (C#)


What is the purpose of adding a version in CSS?

Why adding version number to CSS file path?


As a noun, does the word 'laic' operate as a synonym for the word 'layperson'?

Is "laic" an alternative word to the word "layperson"?


Positive integer solution such that $7^m - 3^m$ is prime

Show that $\frac{(3^{77}-1)}{2}$ is odd and composite


Given two different sets, A and B, how many functions there are with domain A and codomain B?

How many distinct functions can be defined from set A to B?


Windows 8.1 System process high CPU usage due to ntoskrnl.exe!KeRegisterBugCheckReasonCallback thread

Troubleshoot High CPU usage by the "System" process


New Line character \\ not respected in TikZ

Manual/automatic line breaks and text alignment in TikZ nodes


How is this solved?! is it Essential or Non-Essential?

Are the commas here correct? "...a vaccine was finally discovered by an American scientist, Jonas Salk, in 1955..."


The Euclidean metric satisfies triangle inequality in cross product of two metric spaces $X$ and $Y.$

Prove that the product space is a metric space.


I'm getting a null pointer exception error

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


bash - True if the length of string is (non)zero?


Newbie needs help: Not sure how to get Google Play apps on CyanogenMod

How can I install the Google Apps Package (Play Store, ...) on my Android device?


thawing and cooking frozen raw chicken backs

How dangerous is it to refreeze meat that has been thawed?


How to prevent browser from caching form fields?

How do you disable browser autocomplete on web form field / input tags?


How to pass filenames from "find" to "tr"?

How do I rename all folders and files to lowercase on Linux?


Can a non-square matrix be called "invertible"?


Does the arithmetic mean minimize the sum of absolute values of deviations?

The median minimizes the sum of absolute deviations (the $ {\ell}_{1} $ norm)


What does Lijun Wang's experiment about supraluminal speed of light in a medium mean?


Number of distinct integer-valued vector solution for $x_1 + x_2 + ... + x_r = n$

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


Filter SharePoint Page based on a User's Logged with javascript

SharePoint Current User View using JavaScript


What is the Difference Between `apt-get purge` and `apt-get remove`?


How to Delete Elements from List1 appearing in List2?


Number of non negative integer solutions with additional restriction

Number of solutions of $x_1+x_2+\dots+x_k=n$ with $x_i\le r$


Can not find the tag library descriptor for "http://java.sun.com/jsp/jstl/core"

Can not find the tag library descriptor for “http://java.sun.com/jsp/jstl/core”


What's causing my java.net.SocketException: Connection reset?


How use spaces instead of underscores in file names?


Why are two people allowed to open the edit page at the same time?

Why there is no Syncing Mechanism for Editing posts?


Drag and drop desktop to browser HTML5 Javascript

How to drag and drop file attachment into the browser?


What is it that makes Windows require constant rebooting while Linux does not?

Why do I need restart computer after installing new software?


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


Addressing several doctors in a salutation

Salutation for two doctors (not married)


Renaming mutliple files in one shot - what's wrong with that command?

Pipelined Sed does not work on found filename inside Bash command substitution when invoked from Find "-exec"


How do you calculate a large power modulo a small number?

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


$\gcd(a,b)\!=\!1\!=\!\gcd(a,c)\Rightarrow\gcd(a,bc)\!=\!1$ [coprimes to $\,a\,$ are product closed]


Is $\nabla \cdot (\nabla\times \textbf{F})$ = div $\textbf{F} $?

What is an intuitive explanation for $\operatorname{div} \operatorname{curl} F = 0$?


Can I acquire a Windows 8.1 licence by free upgrade from 7 to 10, then downgrading


How do I delete Fedora 15 from Ubuntu 12? Fedora was installed first


How old was Tom Riddle when he made each Horcrux, and who did he kill to make them?

What order were Lord Voldemort's horcruxes made in?


How long was the longest given extra time in a half in football?

What is the longest additional time ever added in Europe's top five leagues?


How to split String with some separator but without removing that separator in Java?

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


How did Vader beat the Millennium Falcon to Bespin?

How did the Millennium Falcon get from Hoth to Bespin without hyperdrive?


RegEx match open tags except XHTML self-contained tags


How to find out why Eclipse is freezing?


Reference - What does this error mean in PHP?


What did Louise say to the Chinese President in the movie Arrival?

Why would Louise telling the Chinese commander about his wife's last words change his mind?


Vertical size of post "window" too short

Questions with mathjax don't fit in the box


Using filesize() to get the total file size of a directory and it's contents


What is the unlisted requirement for posting on protected question (beyond 10 rep)?

Stack Exchange doesn't allow me to answer protected questions because I gave away earned rep in bounties


The status of "Editor assigned" did not change for 4 weeks

What does the typical workflow of a journal look like?


Why Concatenation of two string objects reference not equal to same content string object


Date module text between start and end date

How to change "to" to "-" while displaying start and end date in views?


Prove that an entire function with modulus bounded from below by a polynomial is a polynomial itself.

If a complex function $f$ is Entire, and there exist $k,R > 0$, $n \in N$ such that $|f(z)| > k|z|^n$ for all $|z| > R$, then f is a polynomial.


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


String addition in Java showing unexpected behavior


Which stones adorned the other rings of Power?

What were the other Rings of Power in LOTR made of?


Get Local Phone Number Objective-C For Validation

Programmatically get own phone number in iOS


Prove that if $b\mid c$ then $\gcd(a,b)=\gcd(a+c,b)$.


NullPointerException When Trying to Use Paint Method In Another Class

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


:after and :before css pseudo elements hack for IE 7


How to have conditional libraries with Perl?

Perl - Include package from relative path, which includes another package from a relative path?


Can I use my iPad to test my application instead of only the iOS simulator bundled with XCode?


read batch parameters with single and double -

How can I pass arguments to a batch file?


How to fill this type of gradient in circle in photoshop?


How to enable loading packages dynamicly in Palette UI

Update/refresh notebook variable color on clear


Do I really have to walk to hatch my egg?

Does walking fast prevent eggs hatching?


Will dual boot of Ubuntu 14.04 + Windows XP work for old Acer Aspire 3690?

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


Is the continuing absence of Imgur resizing for new images still temporary, or permanent? ETA?

The Stack Imgur service is no longer resizing images correctly


My Table of Contents shows itself on the entries. How can I get rid off it?

How to remove the self-reference of the ToC in Latex book class


Prove that number $4p^2+1$ can show as sum of squares of three different numbers

Prove that for every prime number $p>3$, $4p^2+1$ can be written as the sum of three square numbers


Testing Google map.setBounds with Jasmine

Google Maps getBounds() returns undefined


Destination of arrows in Tikz overlapping

Change bend angle and swap node position on arrow


How to change delete function on Photoshop?

Why can't I use the Delete key to delete in Photoshop CS6?


Does Ramsay Snow actually do this to Theon Greyjoy?

What has Ramsay done to Theon torture-wise?


What is "usernoted" and why is it eating my CPU?


How to stop text from taking up more than 1 line?


Gaussian curvature and mean curvature of an ellipsoid


Determining if a substring is contained within a string, case insensitively


Non-http links in SharePoint: not allowed?

Is there a way to change the hyperlink column to allow for non-http?


Do axioms say "iff"? (or, is it "if", or, "only if").

Are "if" and "iff" interchangeable in definitions?


Unit testing code which has logic around the CreatedDate


Intercepting stdout of a subprocess while it is running


Capture Stored Procedure print output in .NET


Ghostscript breaks the hyperlinks of my PDF

Local hyperlinks broken after PDF processing with Ghostscript


Unable to mount Windows (NTFS) filesystem due to hibernation


How to find all table references from Oracle 10G PL/SQL functions and procedures?

Oracle query that will list of the database objects referenced by a view


Why concatenate HTML tags when appending to DOM

Javascript - breaking up string literals... why?


jQuery autocomplete tagging plug-in like StackOverflow's input tags?


verbatim environment does not work with beamer


Can Any of the following Licenses be Chosen By the End-User at their Discretion as the ConTeXt Distribution/Code License: GPL 2.0, LPPL, New BSD?


How does "curved space" explain gravitational attraction?

Why would spacetime curvature cause gravity?


Define $I_n=\int_0^1\frac{x^n}{\sqrt{x^2+1}}dx$ for every $n\in\mathbb{N}$. Prove that $\lim_{n\to\infty}nI_n=\frac{1}{\sqrt 2}$.


In LWC, how can I make a lightning-button use the full width available to it?


How do I handle the window close event in Tkinter?


How to dynamically prepare sql statement which also dynamically include the fields name

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


how to update kernel when I can't install kmod?

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


Why does the zoom sometimes stop at a point?


Can an Arcane Trickster or Eldritch Knight with the Magic Initiate feat (picking the wizard list) use spell slots to cast the chosen 1st-level spell?

Can you cast a spell learned from the Magic Initiate feat using spell slots?


No bijective continuous $f:(0,1) \to [0,1]$ using facts from topology?

Continuous bijection from $(0,1)$ to $[0,1]$


Calculate $\lim_{x \to a} \frac{\log(x-a)}{\log(e^x-e^a)}$ without using L'Hopital

Finding the limit $ \lim_{x\to a^+} \frac{\cos(x)\ln(x-a)}{\ln(e^x-e^a)} $


Reference: mod_rewrite, URL rewriting and "pretty links" explained


If $z$ lies on the circle $|z-1|=1$ then$\frac {z-2} z$ is a purely imaginary number

If $z$ lies on the circle $|z-1|=1,$ then the value of $\frac{z-2}{z}$ is


Mail merge from Google Sheets to a Google Docs

How do I mail merge from Google Spreadsheet to a Google Document?


Asymmetrical encryption with multiple sufficient key-pairs

Do any one-key-of-many cryptographic schemes exist?


Having problems proving $ \sum_{r=0}^{n}(r+1) \binom{n}{r} = (n+2)2^{n-1} $


How can I install packages on another from USB?

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


What makes RAW formats better for manipulation than JPEGs or PNGs

Good examples of RAW's advantages over JPEG?


RadioGroup.setOnCheckedChangeListener is not working and returning null?

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


Trace of a $227\times 227$ matrix over $\mathbb{Z}_{227}$

Find out trace of a given matrix $A$ with entries from $\mathbb{Z}_{227}$


Streaming to Double or copy RTMP servers with ffmpeg


Testing space-time warp on a smaller scale, "Breaking the Warp Barrier: Hyper-Fast Solitons in Einstein-Maxwell-Plasma Theory"


Why does padding-left in a textbox cause width to be greater than 100%

Can I stop 100% Width Text Boxes from extending beyond their containers?


tabularx add vertical border line in merged cell

Losing the vertical line on my table when using multicolumn


How to print PowerPoint 2010 slides after animation?

Create a PDF from PowerPoint with animations


How to find out if my page is being used?

Is there a way to detect if a browser window is not currently active?


Linux based SMB share: can access only using owner account from Windows

Execute vs Read bit. How do directory permissions in Linux work?


Style figure captions and table captions differently

Different caption styles for figures and for tables


Android app fail to start after adding admob


Check if phone number is real in JavaScript?

How to validate phone numbers using regex


Classification and convex optimization of the cost function


How to get  element to align with element next to it?

How can I vertically align elements in a div?


Prove that $\dim(U_{\perp}) = \dim(V ) − \dim(U)$.


Java: Accessing original class of an item inside an array list


stop apache from asking for SSL password each restart


How to handle question where asker changes conditions?

Exit strategies for "chameleon questions"


Should provide the option for a new close reason when reviewing requests to re-open

Do I leave a revised question closed even though it falls out of scope for a different reason than the original closure reason?


What is the meaning of `typename` in this example?

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


Let $D$ be an integral domain $a,b \in D$. $m,n$ are relatively prime and $a^n=b^n$ and $a^m=b^m \implies a=b$.


Delete Ubuntu or get back to Windows from GNU GRUB terminal

How to remove Ubuntu and put Windows back on?


NSNotificationCenter addObserver in Swift


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


WinUSB fails to install windows 7 on USB


Partitioning for Dual Boot Windows 8.1/ Ubuntu HDD

Ubuntu 13.04 alongside Windows 8 - How to partition from Windows


EDIT: Why is $\sum_{k=1}^n \frac{1}{\sqrt{k}}>\sqrt{n}$?

Proving for all integer $n \ge 2$, $\sqrt n < \frac{1}{\sqrt 1} + \frac{1}{\sqrt 2}+\frac{1}{\sqrt 3}+\cdots+\frac{1}{\sqrt n}$


How to extract parameters from a list and pass them to a function call


Extended Euclidean Algorithm: backward vs. forward


Hide element after time period without "shrinking effect"?


Ctrl + Shift for language change without killing terminal


How to display memory consumed by drivers in Windows 10? It looks like I have a memory leak

Windows 10 high memory usage (unknown reason)


Installation of biopython - python 3.3 not found in registry


Prove, that the multiplicative group of a finite field is cyclic.

Why is the multiplicative group of a finite field cyclic?


How can i add line break in custom label in lightning component | Salesforce

Sanitizing global string attributes - necessary or not?


How to show only specific file extensions?

Is there a way to show only specific file extensions?


Combination of multirows and multicolumns table


Difference between progress tag and meter tag

A good usage of HTML5's "progress" or "meter"?


Which Stack Exchange site is for recommendations related to programming

Where can I ask a question about finding general software that meets certain requirements?


Can a blocking creature tap for its ability while blocking?

What is the resolution of tapping a blocking creature?


Existence of real valued function continuous at $\mathbb Q$ discontinuous at $\mathbb R\backslash \mathbb Q$

Set of continuity points of a real function


How do I group many interfaces into a common single interface?

Why an interface can not implement another interface?


How do I use the 'scientific' mode in the Calculator?


Why we always get different accuracy for a different number of training our model?

ANN produces different result every time it's run


How do I set the size of a picture in my question post?


In Grover's algorithm, how does the function know what element is to be searched for?

In Grover's Algorithm, does the exact solution need to be given to the oracle?


How do I install ndiswrapper support for an unsupported RTL8723DE wireless module?

Installing Wi-Fi driver for Realtek Semiconductor RTL8723DE Device [10ec:d723]


Is is possible to define a class property in Objective-C?

How do I declare class-level properties in Objective-C?


Is there a difference between a bivariate VAR and an AR?

What is the difference between AR and VAR?


conflict using matlab-prettifier and LaTeX beamer


Why does all order $n$ subgroups of an order $2n$ group have to be normal?


Are there any drawbacks to using Perl's prototypes?

Why are Perl 5's function prototypes bad?


How to load an ImageView by URL in Android?


How do you compute negative numbers to fractional powers?


Is there a bijection between $\Bbb{R}$ and $\Bbb{R} / \Bbb{Q}$?

Is there any uncountably infinite set that does not generate the reals?


How can I get past the giant spider in Candy Box 2?


Shooting a single photon at a 1/2 transparent 1/2 mirror 45 degree piece of glass

What happens when a photon hits a beamsplitter?


When can a sum and integral be interchanged?


Adding value to javascript Array from json file

How do I return the response from an asynchronous call?


How can I show a list in admin of ALL products so I can enable and disable view to live site?

Django - specify which model manager Django admin should use


C# process hanging due to StandardOutput.ReadToEnd() and StandardError.ReadToEnd()

ProcessStartInfo hanging on "WaitForExit"? Why?


How to parse JSON in java and what are the differences between JSONObect and JSONArray?


W: APT had planned for dpkg to do more than it reported back

How to fix unmet dependencies for udev:amd64 error on Ubuntu 18.04?


My account has been temporarily suspended; what does that mean?


Analytic solution for angle of minimum deviation?


Can ogr2ogr "reverse clip" (or "clip out" or "erase" or "difference") one shapefile from another?


Term to describe fragility in negotiations

English idiom for 'bad consequences stemming from too much ambition'


What are the main reasons to split a Data Warehouse into multiple databases?

When should you split a database into 2-3 databases for performance reasons?


How to resize an image programmatically in php?


Use jQuery to wrap all elements in a div


How to horizontally center the elements inside "scoreBox"?

How do you easily horizontally center a  using CSS?


Is it possible to format an HTML tooltip (title attribute)?


Don't understand what Sharepoint version I'm using

How to detect the edition of SharePoint 2010 installed?


getting error while installing any software or updating in ubuntu 12.04


Prove that there exists at least one root of $g$ between any two roots of $f$

Prove that between any two roots of $f$ there exists at least one root of $g$


Confusion about what the pronoun refers to


Jack McDevitt book where a toy-like spaceship turns out to be real for a small butterfly-like spacefaring race

Help finding a sci-fi book with a small space ship


There exist no continuous one one onto (Bijective ) function form $[0,1]$ $\to$ $[0,1]\times[0,1]$

Is there a continuous bijection between an interval $[0,1]$ and a square: $[0,1] \times [0,1]$?


How to display which mode I'm in while in VI


Why does JavaScript interprets numbers with 16 decimal places as "integer"?


Should we allow a user to vote (in agreement with others) that their question is a duplicate

Askers should be able to close their own question as a duplicate


Activate windows 10 after re-installing (I have lost my product key)

How to reinstall Windows 10 on new hard disk


PHP (MySQL) error : "Warning: mysql_num_rows() expects parameter 1 to be resource"

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


Bash shell scripting command line parameters awk

How do I parse command line arguments in Bash?


Physics history -- the Ultraviolet Catastrophe

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


Determining why a transaction log file is so large

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


What is the effect of smoking before or during early pregnancy on the baby?

Is smoking during pregnancy harmful to child and mother?


how do i check and create a directory in bash


Evaluate $\int \frac{1}{2+\sin x+\cos x}dx.$

What is the right first step to take when integrating $1/(2+ \sin x + \cos x)$?


How do you determine whether your product requires CE marking?


How can I call body.onload when using modules?

What is the scope of variables in JavaScript?


The sum of the first $n$ squares $(1 + 4 + 9 + \cdots + n^2)$ is $\frac{n(n+1)(2n+1)}{6}$


In java what does 'for(int something : something else)' mean?


My touchpad action is rotated 90 degrees

Portrait primary display rotates touchpad


How can I create a ToggleButton in Obj-C? Skin the UISwitch or subclass the UIButton?

iPhone UIButton with UISwitch functionality


Is there any way to use numeric valuetypes in Generic classes?

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


The path of image causing error at compiling

How to include graphics with spaces in their path?


External database hosted on External site such as Godady.in, BigRock.in , is acceped by Google Aap Engine?

Best option for Google App Engine Datastore and external database?


Extracting a JSON substring with POSIX.2 regex

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


Usage question: "I hadn't drank any coffee before I lived in Italy."


True of false: The sum of this infinite series.

Why does the series $\sum_{n=1}^∞ \ln ({n \over n+1})$ diverges? And general tips about series and the logarithm


General place to see required rep for privileges

Where is the link to my privileges page?


why the data does not add in database mysql?

Reference - What does this error mean in PHP?


How to avoid soft keyboard pushing up my layout?

Android: How do I prevent the soft keyboard from pushing my view up?


umask value for group users to get read, write and execute permissions

Why doesn't umask change execute permissions on files?


How to split bibliography into "works cited" and "works not cited"?


Is there any free open source chart library available for iphone/ipad?

Is there a good charting library for iPhone?


E: Malformed entry 4 in list file /etc/apt/sources.list.d/additional-repositories.list (Component) E: The list of sources could not be read

E: Malformed entry 54 in list file /etc/apt/sources.list (Component)


My wireless/WiFi connection does not work. What information is needed to diagnose the issue?

I have a hardware detection problem, what logs do I need to look into?


Why can class name not start with a number?

Which characters are valid in CSS class names/selectors?


Whats the difference in using passByRefrence vs passByAddress in this example. C++

What are the differences between a pointer variable and a reference variable in C++?


Client's website is not showing up as expected in Google local searches or maps


hyperref package including web image in pdf document

Can I use an image located on the web in a LaTeX document?


Is there a rule for when to pronounce "ah" instead of "ae" in RP versus GA?


How can one go from "no roots" to "is irreducible" in this case?

Inseparable polynomial over a non-perfect field


print the name of a key in dictionary which has lowest value in python


In a power supply, the current is a constant or gives whats the component/circuit need ?

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


Center figure that is wider than \textwidth


Is there a faster way to get UNION ALL behavior in Postgres?


Calculation of $\sum_{m=1}^{\infty}\sum_{n=1}^{\infty}\frac{m^2n}{3^n\left(m\cdot 3^n+n\cdot 3^m\right)}$


Passing value type by reference without initializing in c#

What's the difference between the 'ref' and 'out' keywords?


Lost all hdd partitions. Formatting fails


What increases your chances of finding shiny pokemon?


Why is the antiderivative of $\frac{1}{1+x^2}=\tan^{-1}(x)$?


Association football: when is a player no longer in offside position?


Chown results in not being able log in VestaCP

Accidently ran "chown www-data:www-data / -R" as root


What is the regular expression to use with match to look for delimiters but actually exclude them in the result in JavaScript?

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


Atiyah-Macdonald, Exercise 8.3: Artinian iff finite k-algebra.


Why is "&" necessary to make a Unix fork bomb work?

Why do these bash fork bombs work differently and what is the significance of & in it?


How to create dual boot with LUKS/LVM full partition encryption on same disk?

How can I install Ubuntu encrypted with LUKS with dual-boot?


Question about fields and quotients of polynomial rings


Transit visa in the UK and Canada for Libyan citizens

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


Conway's Game of Life in PyGame not generating correct patterns

Conway's Game of Life Update(Next Generation)


How to fight off Google Analytics referrer spammers?


Hiding polygons outside of current atlas feature in QGIS?

Show only features within current Atlas feature


Dynamic insertion is not working in regular expression

How do you use a variable in a regular expression?


What is the most "pythonic" way to iterate over a list in chunks?


Modal for images in Stack Exchange community?

Support showing image in original size in overlay


Complex Analysis analytic function 1$f(z)=z$

an analytic function from unit disk to unit disk with two fixed point


C language:scanning of input string is skipped inside for loop


How to configure Ubuntu Unity to have fixed workspace for external monitor

Workspace 1 to laptop screen and Workspace 2 on HDMI connected TV?


Two pictures, side by side on even and odd page

How to float until on left (or right) page?


Why not just ram the Borg with unmanned ships?

Could a ship warp into Borg cube and destroy it?


Book Series identification, late 80s, early 90s

SF book from the 80's or 90's about a Space Cop who is made into a slave with a pain/pleasure implant?


How can I compare two objects of same class?


WPF Bind to the list of installed printers


How would you punctuate someone referring to themselves by a nickname?

Is it correct to use quotes before a comma when not representing spoken text?


What happens if I delete a question with upvotes?

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


Taking too long to load a page with HttpWebResponse

HTTPWebResponse + StreamReader Very Slow


Is it possible to choose keyboard layout via terminal command?

How do I change keyboards from the command line?


What is taking up so much space on my disk, beside the filesystem?


Why are artifacts appearing on Hardy Heron wallpaper in 20.04?


On the commutative property of multiplication (domain of integers, possibly reals)


Separated references sections for appendix

Two Bibliographies: one for main text and one for appendix


How to set out of office in Outlook so as to not reply when the incoming mail is addressed to a Group?

How do I stop Outlook Out-Of-Office from replying to certain addresses?


Do I need a visa if arriving at Narita and connecting to a flight from Haneda?

Do I need a Japanese transit visa when arriving at Narita and departing from Haneda?


Why does universal generalization work? (the rule of inference)


Removing Paginated URLs from Google Search

How to Remove URLs from Google Search Engine


Proof that $\sum_{n=1}^n a_n^2$ converges implies that $\sum_{n=1}^n \frac{a_n}{n}$ converges

If $\sum_{n=1}^{\infty} a_n^{2}$ converges, then so does $\sum_{n=1}^{\infty} \frac {a_n}{n}$


How to set default value for a select in lwc

Lightning-Web-Components Select Option prepopulate value


I would like to do this (1) in big size ? is it possible?


My Mac Book Pro Safari and Settings Icon Disappeared


Can we find a wave function for a planet orbiting the sun?

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


What is the replacement for the old "too localized" OT reason? Other?

So...as what do we close too localized questions now?


Upgrading from 32 to 64 Bit Windows 7, without losing program installations/games

Is it possible to migrate programs from 32 bit Windows to a new 64 bit Windows machine (both Windows 7)?


Automatically add exercise to the corresponding collection

xsim's copious amount of aux files and compilation time


Why don't I get a link error when I provide my own malloc and free?


Show that $\frac {\sin x} {\cos 3x} + \frac {\sin 3x} {\cos 9x} + \frac {\sin 9x} {\cos 27x} = \frac 12 (\tan 27x - \tan x)$


Why are floating point numbers inaccurate?


Proof that the finite product of nonempty sets is nonempty without axiom of choice from ZF


How to avoid multiple "of-phrase" in a sentence?

How to avoid multiple "of-phrases" in one sentence?


Inverse CDF of a Student's t-Distribution

Mathematically, how are the critical t values calculated?


The difference between heat and temperature


How to set LaTeX so that PDF reader opens PDF file in a prespecified view?


Why is the squared difference so commonly used?


Boot problems after upgrading from 12.04 to 12.10

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


Tracked video not showing in the 3D viewport in rendered mode

Motion tracked Video doesn't show up in the render or in the compositing tab


Limit of Sequence $x_n = (x_{n-1} +x_{n-2})/2$

Show that the sequence $a_1=1$, $a_2=2$, $a_{n+2} = (a_{n+1}+a_n)/2$ converges by showing it is Cauchy


Unable to dismiss the suggested duplicate

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


Galois correspondence of the extension $\mathbb{Q}(\zeta_{28})/\mathbb{Q}$

A complete picture of the lattice of subfields for a cyclotomic extension over $\mathbb{Q}$.


Fallout 3 - GOTY get CD key from steam for windows live / change lanugage

How do I change the language of the German version of Fallout 3 to English?


How to display an asterisk in an arbitrary font?

Display asterisk as it enter in Mathematica v11


How do I do the equivalent of a java If-Else block using JSTL?


Can you help me with my capacity planning?


Strange result when removing item from a list while iterating over it


Will I have to go through Customs at Heathrow?

Traveling through Heathrow on separate tickets


Is there a way to limit which installed apps a macOS user can use? If so, how?


How do I remove a file named "NUL" on Windows?


What is a partial upgrade and when is it necessary?


JavaScript convert STRING "{7: {type: 'line'}}" Into object


How to interpret ggbiplot() visualization of PCA in R?


How to get key of a value in python dictionary?


Checking if a string starts with another string

In Bash, how can I check if a string begins with some value?


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


Suspend broken on Ubuntu 16.04 LTS, Dell XPS 9350


Wordpress 3.5 Media Manager - Reorder Selectbox items on Media Library Tab

Change the default-view of Media Library in 3.5?


QGIS OSM Basemap with English place names?

Changing labels language on XYZ tiles using QGIS?


how to convert an executable java jar file to an window service

How to create a windows service from java app


Why does the zoom sometimes stop at a point?


References in .bib file but not the bbl file

Question mark or bold citation key instead of citation number


Ubuntu-desktop (file, edit, help, etc...) missing from panel after unity --reset

Why doesn't right-click work on my desktop?


How to generate core dump file in Ubuntu

How to generate a core dump in Linux on a segmentation fault?


Pdf of the difference of two exponentially distributed random variables


Extract email adresses from text using RegEx c#

How to validate an email address using a regular expression?


Tipping in the US when paying in advance


Does it make sense to up-sample imbalanced data if I care about predicting the right probabilities?

When is unbalanced data really a problem in Machine Learning?


java.lang.NullPointerException: Attempt to get length of null array

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


JavaScript scoping and hoisting: code returns 1 instead of 10 as expected

Javascript function scoping and hoisting


AlphaMasked Images showing up with pink instead of texture (Cycles) V 2.78

Why are all the textures in my file pink?


Can't install Ubuntu, getting error 'failed to load fecs_inst'

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


'Ubuntu software' wrongly seems needing to update

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


If $f(xy) = f(x) + f(y)$, show that $f(.)$ can only be a logarithmic function.

Examples of functions where $f(ab)=f(a)+f(b)$


Can i put yeast into cookie dough to make them thicker looking?

Why are there no recipes combining both yeast and baking powder?


C - What Happens To Memory After free()?


I need to defragment external HDD on Kubuntu


Dirac delta function and well behaved function


Why is $\sqrt{x^2}= |x|$ rather than $\pm x$?

Proving square root of a square is the same as absolute value


Read the output of a command into a variable

Storing output of command in shell variable


PSTricks error "Undefined control sequence  \c@lor@to@ps"


Cannot rm or cp files with a wildcard in name

Using an shell glob (wildcard (*)) after a double quoted variable expansion


Read file permission denied despite sufficient permissions

I added a user to a group, but group permissions on files still have no effect


Ending a sentence with "because [noun]."


Create magnified call-out loupe effect on image


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


Get source code of calling function in python

How can I get the source code of a Python function?


How to impose a class to only accept certain data types

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


Files behavior with respect to a secondary hard drive

Clicking on nautilus opens new window rather than opened ones


Getting an boot error when starting computer

Computer doesn't boot up, shows PXE error and/or "operating system not found", "no bootable device", "insert boot media", or other similar error


Is there an equivalent OCI-COLLECTION in php for PDO?

Best way to do multi-row insert in Oracle?


I downloaded Ubuntu ubuntu-20.04-desktop-amd64 lts. I made a bootable usb stick. But I keep receiving this error message upon booting:

Ubuntu 16.04 not booting from USB stick: gfxboot.c32: not a COM32R image


Did Jeff Atwood join Stack Exchange again?

Why does Jeff Atwood still have the diamond symbol?


What is the most appropriate way to let my users know their data is taking a while to load?

Does a loading animation on a websites initial load improve usability?


Using Blender Game Engine for VR 360 tour on Mobile, is it doable?


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


Accessing private variables in Java via reflection

Is it possible in Java to access private fields via reflection


iOS 8 Custom Keyboard: Decimal Pad with Done Button

Programmatically align a toolbar on top of the iPhone keyboard


How do you determine if a given method for checking normality assumptions is appropriate?

Is normality testing 'essentially useless'?


Do Chinese citizen need finland transit visa?

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


Accessing C++ one dimensional array like arr[1,2,3] - what does it mean?

why this code can run ? double a[3]; a[1,1]=1;


How to check if a div is empty after ajax load

Using an if statement to check if a div is empty


How to redeem an American Airlines voucher?


What is correct method to declare using statements (inside namespace or outside namespace)

Should 'using' directives be inside or outside the namespace?


Ubuntu takes so long to get to Login screen

Ubuntu Desktop 17.04 64-bit with encrypted home, slow boot


Objects are completely invisible in Object Mode

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


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


C++ undefined reference to WinMain@16 (Code::Blocks)


How to know that our system follows little endian or big endian using C++?

How to check whether a system is big endian or little endian?


where can i download ubuntu 14.04.1 lts server?

Where can I find a repository for older unsupported releases?


How do you make your theme Child Theme-able?

How do themes provide support for child themes?


Change Time separator in the Screen Shot filename?

Changing the default screenshot filename


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


Installing Wi-Fi driver for Realtek Semiconductor RTL8723DE Device [10ec:d723]


Writing methods in the implementation file with templates

Why can templates only be implemented in the header file?


Repair vanished partitions after Startup Disk Creator

Recovering broken or deleted NTFS partitions


Environment variables over ssh block in shell script

View remote value of $PATH inside shell script


I want search for a string and to pull all the lines between two patterns

Search for a string and print everything before and after within a range


How to compare two independent samples using a permutation test?

Test whether variables follow the same distribution


Evaluting sum $\sum \limits_{n=0}^\infty\frac{n^k}{n!}$


Flying domestically in the USA with non-US passport, if the immigration status expired


“Your system has run out of application memory”, but memory pressure is not even at 50%?

"Your system has run out of application memory." How is that possible?


Does reusing symbols improve SVG performance?


Reference - What does this error mean in PHP?


keep getting asked for rsa password even though keys have been exchanged with server


How do I find my follower if and when they leave me?


How to copy and paste files with CLI and have a status

How to show the transfer progress and speed when copying files with cp?


Difference between == and === in JavaScript


Cannot login after installing nvidia drivers. Gtx 1080. Limited 1024x768


Evaluating the limit $\lim_{n\to\infty}n\cdot \sin(2\pi e(n!))$

What is the limit of $n \sin (2 \pi \cdot e \cdot n!)$ as $n$ goes to infinity?


Delete Duplicate Strings Matching a Pattern in a File

Remove lines based on duplicates within one column without sort


is there an non-constant analytic complex function that receives only real values ?

Real valued analytic function defined on a connected set is constant


Integral: $\int_0^\infty \frac{|\sin (2x)| - | \sin (3x) |}x dx$


Hyperref in verbose citestyle (Biber) not working

Citing one book twice should show short-title second time


How to show this convergence in distribution

Multivariate Application of Slutsky's lemma


How do I run executable scripts in Nautilus?

How do I run executable scripts in Nautilus rather than open them in Gedit text editor?


Are all the square roots of non-square numbers surds?

How to prove: if $a,b \in \mathbb N$, then $a^{1/b}$ is an integer or an irrational number?


Short story man in dream facing monster in area remembers his Dad's .45 auto shoots monster

A man enters a comatose author's dreams to wake him up


Sum of tangent functions where arguments are in specific arithmetic series


Is there an Australian magic school in the Potterverse?

Where are the other schools of magic beyond the seven already named?


C Scanf suddenly stopped reading in values


"It's all downhill from here"—meaning and etymology


Prove that a square matrix with either a left or right inverse is invertible.


What does the AR button mean in pokemon GO?

There's a Pokémon in the kebab store! Can I turn off augmented reality?


JQuery $.click/$.on("click") not working with $.GET/$.POST Returned HTML

Event binding on dynamically created elements?


How to escape "->" (ASCII hyphen and greater than sign) in Latex

Why do the less than symbol () appear wrong as upside down exclamation (¡) or question mark (¿)?


How to make Generic parameter T Nullable in C#?

Nullable type as a generic parameter possible?


Package inputenc Error: Unicode char ́ (U+301)(inputenc) not set up for use with LaTeX. \include

How to put an acute on an i using Biber: issues with "\'{\i}"


Why does violet (purple) color contain red component?

Why does light of high frequency appear violet?


English and Double Abbreviation Possibilities

Can a word be contracted twice (e.g. "I'ven't")?


"Police have found what appear to be human remains." versus "– What's in the box? – Chocolates to die for!" Why the different agreement?


Python: Charmap Codec Unicode Encode Error

Python, Unicode, and the Windows console


Why do parasites sometimes kill their hosts?


Could someone point me in the right direction for this series?


Transit in Hong Kong with one passport and then entering Australia with another

I have two passports/nationalities. How do I use them when I travel?


Can't boot without Flash Drive plugged in


Linear independence between vectors and subvector spaces

The union of two linearly independent subsets


Initializing and appending Nested Lists in Python?

List of lists changes reflected across sublists unexpectedly


How do I generate projectiles toward the mouse pointer?


Why do i get a strange black shadow when i smooth my mesh?


Why do academics perform review for free?

Why don't researchers request payment for refereeing?


Proving that this function has the same value for all integers $\geq4$.

Prove that $f(x)=8$ for all natural numbers $x\ge{8}$


Unexpected NullpointExpection inside a setter

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


How could the early Universe have low entropy when it was so compact?

Why was the universe in an extraordinarily low-entropy state right after the big bang?


Why is the power of $T$ to the fourth in Stefan's law? Any particular reason?

Intuitive reason for the $T^4$ term in Stefan Boltzmann law


Unable to insert into table after creating an After insert trigger

Create Trigger that updates the same table before (or after ??) the Insert


Margins of a LinearLayout, programmatically with dp


Can't find the Eclipse that was installed by Eclipse installer


windows 8.1 0 10Gb of RAM shows 3.49 gb as usable

Why does Windows only show about 3.5 GB of my 4 GB of RAM?


Reorder a List and Find All Possible Combinations

How to generate all permutations of a list?


$A^{\perp\perp}=A$ for a closed subspace $A$


Significance of text inside square brackets

What does square bracket [] mean in the below code?


Event binding on dynamically created elements?


I am parsing user input as an "int", but how do I handle invalid inputs?

What's the main difference between int.Parse() and Convert.ToInt32


Member's Price or Members Price or Member Price


Did user connect via AG Listener or directly to the server?

SQLServer - Detect who is connecting via an AG listener


It says that TypeError: document.getElementById(...) is null

Why does jQuery or a DOM method such as getElementById not find the element?


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


How to uncompile whole java web-app project files


How can I crack a 16 bit hash/CRC/checksum with a large sample set?

Methods to nail down 16 bit CRC/Checksum algorithm used by Windows CE executable?


How do I use images with copyright in my game?

Can I use copyrighted images and music in my game?


Is there a consensus about the trueness of the randomness in QM?

Is the universe fundamentally deterministic?


How to change DateTime to Local GMT DateTime in asp:BoundField?


How can one control the style of the cut off markers on a plot?

Unwanted PlotMarkers appear at non-existent places


I can't copy and paste into the terminal in Unity 16.04 on a Chromebook

Copy current terminal prompt to clipboard


The set of all finite subsets of $\mathbb{N}$ is countable

Show that the set of all finite subsets of $\mathbb{N}$ is countable.


iPhone personal hotspot sharing Wi-Fi connection instead of 4G

Can you share a Wi-Fi connection using Personal Hotspot?


Is the world of "A Song of Ice and Fire" round or flat?

What is the shape of the world of Westeros and do the Westerosi know?


BuildError(): error building a user of type


Rendering fire animations with transparent background


Ubuntu 18.04 showing error with sudo apt update: "Cannot initiate the connection to in.archive.ubuntu.com:80 ... 101: Network is unreachable"

Error 101: Network is unreachable when trying to update


python: merging dictionaries by identical value of key

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


How can Cyclops' optic blasts burn or melt objects?

Is Cyclops’ mutant power just an organic version of Iron Man's repulsor tech?


Ubuntu 14.04 in lenovo g700 can't detect any wireless networks?


Create several new, similar variables from existing variables in data.frame

Create several new derived variables from existing variables in data.frame


Is there a name for a topological space $X$ in which every proper closed subset is compact?

Topological spaces in which every proper closed subset is compact


SPF and DKIM help: Do the FAIL reports from DMARC indicate an issue?

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


Add a new property to an object property

How can I merge properties of two JavaScript objects dynamically?


Not able to connect to rackspace server via FTP

"500 OOPS: vsftpd: refusing to run with writable root inside chroot()" - login failed on Debian


Error accessing PostgreSQL using Eclipse Windows 10

Postgres JDBC connection in Eclipse Help


Cannot Boot Windows 10 x86 from bootable USB after installing Ubuntu 18.04 (Full Wipe)

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


What can I do when there aren't tags for my question

When should I create a new tag? How do I request a new tag if I don't have enough rep?


How to stop the iPhone from vibrating for just the alarm?


How to calculate the index (lexicographical order) when the combination is given


STL algorithms: Why no additional interface for containers (additional to iterator pairs)?


Google Chrome Windows Reopens After Reopening It

Windows 10 - disable reopening programs after restart/startup


Front page is not loading - tag search error

Main page of StackOverflow на Русском Meta gives error


Booting into text mode - how can I fix it?


How can I tell how long (more or less) it will take me to complete a game?


Warning: mysqli_query(): Couldn't fetch mysqli


What prevents galaxies from collapsing towards the galactic center?

Why doesn't the Moon fall onto the Earth?


what is wrong with below virtual destructor program

Calling delete on variable allocated on the stack


Core Update to 8.9.4 Removed Block Visibility Options?

Block visibility role section is missing


Very high CPU load, but nothing significant in top

Why load is high despite the fact that neither CPU or disk is overused


Which focal-length lens is usually used for portrait photography, and why?


Partition type FFFFFFFF... And "Suspicious MBR at sector 0" error

OS volume shows as type 'FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF'


Is the Disney series of Avengers: Earth's Mightiest Heroes canon to Avengers timeline?

Is there an official Marvel Cinematic Universe viewing order?


The wc -w command outputs incorrect answer

How do I count the number of occurrences of a word in a text file with the command line?


Adjoint representation, standard basis - $\mathfrak{sl}(2)$ and Killing form

Basis for adjoint representation of $sl(2,F)$


Difference between "offense" and "offence"

Is there any difference between "offense" and "offence"?


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


Need to sum of last column based on pipe delimiter


How to prove that this ODE has no real solutions?

To show that differential equation $\lvert{dy\over{dx}}\rvert\,+\mid{y}\mid+1=0 $ has no real solution.


Eeeek! "Community" user got sudden rep boost.. how come?


Proving $(x+y)^n = \sum\limits_{k=0}^n \binom{n}{k} x^k y^{n-k}$


Object turns white when rendering/render Layer Colors disappear


How do I convert all of my SE accounts from Facebook to Google?


Staying in the Schengen area more than 90 days


Any difference between implementing and implementation

Difference between gerunds and nouns ending in -tion


Why the font properties are not applied to text inside a class?

Which characters are valid in CSS class names/selectors?


How do you put programs on your desktop?

How can I create launchers on my desktop?


Check an int variable is null or is empty from the Database

Checking for a null int value from a Java ResultSet


JavaScript closure inside loops – simple practical example


How do I reopen an instance window once it has disappeared from desktop?


Help with complicated system of coupled differential equations with a parameter

DSolve gets stuck on system of differential equations with unassigned variable


Equivalence between Dirac delta of a function to a usual Dirac delta


For safe boiling water canning, can I substitute acidity requirement using lime juice instead of lemon juice?

Are limes and lime juice more acidic than lemons and lemon juice?


Removing or replacing a stylesheet (a ) with JavaScript/jQuery


In Google Analytics, what is the differences between a two letter visitor language and the same code duplicated with a dash?


Are there rules about using "that" to join two clauses?


Kitkat ART (Android Runtime) optimization?

Android apk compile to ART runtime and dalvik runtime


Negative lookbehind alternative in javascript

Javascript: negative lookbehind equivalent?


Creating a bootable usb that runs mainly off of ram, but saves files and applications to the same usb

Instruct Ubuntu to boot to RAM from flash drive using unetbootin


When you use a feat to get spells, how is your spell DC, and attack modifier

What is the spell save DC and spellcasting modifier for a Rogue with Magic Initiate?


What is the most efficient way to initialize an array with values?


How to create files from a list which contain space

How to make xargs handle spaces and special chars from cat?


SQLite - Autoincrement Primary Key (started from a specific value)

Set start value for AUTOINCREMENT in SQLite


Nonempty sets in $\mathcal{B} ( \mathbb{R}^{[0, \infty)})$ are not contained in the set of continuous functions

Formally show that the set of continuous functions is not measurable


Is this php code sanitization redundant or incorrect?


TCP client-server error in transmitting edittext

Error sending edittext in java server. See code


pgfplots: how make axes go through origin?


What requirements must std::map key classes meet to be valid keys?


Create a virtual file that is actually a command


Map and Module to convert numerical value to grade

How to assign a list of numbers into letter grades


How to dual boot ubuntu with Windows 7 without losing my files?

How can I install Ubuntu without removing Windows?


multiple /tellraw reactions from same command

How can I let player click text to use a command?


How can I print lines containing 3 words


Why does an electron have left-handed and right-handed components?


Is the dihedral group $D_n$ nilpotent? solvable?


toJSON Parsing return empty text my Knockoutjs function

What underlies this JavaScript idiom: var self = this?


String array initialization as constructor parameter

Array initialization syntax when not in a declaration


Minimal polynomials for a matrice in a given field and in its extension

A square matrix has the same minimal polynomial over its base field as it has over an extension field


Why past perfect and not simple past was used in this case?

Why do people sometimes use the past perfect form of a verb when the past would suffice? (e.g. "you had mentioned")


Why don't I have the option ''Install Ubuntu alongside'' my other systems?

"Install alongside" option missing. How do I install Ubuntu beside Windows using "Something Else"?


Orthonormality: from finite ($\delta_{ij}$) to infinite ($\delta(x-y)$) dimensional vector spaces

How is the "normalisation" of non-normalizable states chosen?


Rsync duplicating files that in the source directory are symlinks

How to copy directories with preserving hardlinks?


Densifying polyline to generate points at set distances using ArcMap?

Creating point file along line (trail) at regular distances (0.20 miles) using ArcGIS Desktop?


How do I deal with a compromised server?


How to allocate aligned memory only using the standard library?


What's the "right way" to restart services in 11.10?


Why do English people pronounce 'sixth' as 'sicth'?

Is the 'th' sound usually reduced in spoken English?


If $\lim_{n \to\infty}a_n=a$ then $\lim_{n\to \infty}\frac{a_1+a_2+...+a_n}{n}=a$

Prove convergence of the sequence $(z_1+z_2+\cdots + z_n)/n$ of Cesaro means


What hardware does Ubuntu Touch support?


SQL command to merge rows with common ID?

Combine values from related rows into a single concatenated string value


Why do the :before and :after pseudo-elements require a 'content' property?


How to make Deep Copy of an object in Angular?

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


"./configure: command not found" error when trying to install the JRE

How can I install Sun/Oracle's proprietary Java JDK 6/7/8 or JRE?


Possible limiting factor during upgrade of Fedora VM - not disk or cpu or network?

`dd` is running at full speed, but I only see 20% disk utilization. Why?


How to launch the terminal automatically on startup?

How do I start applications automatically on login?


Why am I still getting spam email and what more can I do to stop it?

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


Not enough space in /boot, synaptic not working

My /boot partition hit 100% and now I can't upgrade. Can't remove old kernels to make room


Use squared correlation in regression without intercept

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


How to pass Blob object via message passing?

Chrome extension: how to pass ArrayBuffer or Blob from content script to the background without losing its type?


A functional equation over a circle: $f(r \cos \phi)+f(r\sin \phi)=f(r)$

Functional equation $f(r \cos \varphi)+f(r \sin \varphi)=f(r)$


Expected number I will be on after drawing cards until I get an ace, 2, 3, and so forth


Add a clear button when a saved draft is loaded


struts select tag with values of a array list


How to determine beta parameters in r given 2 percentiles without knowing the upper and lower bounds

Do two quantiles of a beta distribution determine its parameters?


What is Hypothesis set in Machine Learning?

What exactly is a hypothesis space in machine learning?


User input via scanner not matching if statement


What is the least possible value of $n$ such that $n^2+n+17$ is composite?

Are numbers of the form $n^2+n+17$ always prime


How to skip replacing first occurrence of a character in each line?

sed: delete all occurrences of a string except  the first one


Mac OS Mojave Terminal Resetting to Default Theme

Prevent Mac Terminal from reverting to default theme


Run jar file with external and local library

java.lang.UnsatisfiedLinkError: no rxtxSerial in java.library.path thrown while loading gnu.io.RXTXCommDriver


Does the feature selection matter for learning algorithm with regularization?

Do we still need to do feature selection while using Regularization algorithms?


How do you process messages in parallel while ensuring FIFO per entity?


Why is there a greater-than symbol on sites without a custom design?


Showing that a homomorphism between groups of units is surjective.

Why does the natural ring homomorphism induce a surjective group homomorphism of units?


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


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


How can I resolve duplicate content issue for my 2 pages

What is duplicate content and how can I avoid being penalized for it on my site?


Remove a child with a specific attribute, in SimpleXML for PHP


Allowing the "Enter" key to press the submit button, as opposed to only using MouseClick


Hodge star operator and the adjoint of exterior multiplication

The adjoint of left exterior multiplication by $\xi$ for hodge star operator


What's the behaviour of "" + number and why c++ compile it?


./ Release' does not have a Release file.(Ubuntu 18.04)

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


How does a Java HashMap handle different objects with the same hash code?


how to make a connection for Php and Sharepoint


How to display elements of a product in a certain order

How do I reassign canonical ordering of symbols?


finding coefficient of power basis function

Find a second degree polynomial that goes through 3 points


How do I completely stop the execution of a JavaScript setInterval? I've tried clearInterval, and that does not work

What is the scope of variables in JavaScript?


Remove duplicate arrays in multidimensional array in PHP

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


USO Call Options $ 4.5 Call (1/15/21) Questions

What happens to options held during a reverse stock split?


Re-route laptop dc power jack to a usb port


How to improve image clarity in Unity 3d

In Unity3D, how can I improve image clarity?


Determining the following triple integral

Integrate $\iiint_E z\,dx\,dy\,dz$ in $E=\lbrace(x,y,z) : x^2+y^2+z^2 \leq 4, z \leq 1 \rbrace$


Chinese Galaxy note has no google account

How can I install the Google Apps Package (Play Store, ...) on my Android device?


Time conversion using pytz isn't accurate

Python datetime object show wrong timezone offset


Get a list of dates between two dates using a function


getting error "Illegal conversion from List to List"

Getting Error: "Illegal assignment from List to List"


How to create a process which can execute concurrently with respect to java process

How do I launch a completely independent process from a Java program?


Does auto in C++ 11 make compile time longer?


What's the easiest way to install a missing Perl module?


This question needs undefined more close votes

Question title text changes to "undefined more votes needed" when I close a question as 'unclear what you're asking' in the moderator queue


Why does default auto.arima stop at (5,2,5)?


Cursor goes one character back in vim when changing modes

How to prevent the cursor from moving back one character on leaving Insert mode in Vim?


Maintain aspect ratio of a div according to height


Plotting function defined with Lua doesn't do anything


Converting a Hex String to an image file

Convert a string representation of a hex dump to a byte array using Java?


Possible to extend constructor in partial class?

Override Default Constructor of Partial Class with Another Partial Class


Failed to upload an image, "An error occurred at imgur"


Let $X,Y,Z$ be i.i.d $U(0,1)$ random variables. Then $P(X>Y+Z)$

Find $ P(Z>X+Y)$ where $X,Y,Z \sim U(0,1)$ independently


How do I calculate the sum of sum of triangular numbers?

A formula for the sum of the triangular numbers?


What is the proper way of creating installation media from Ubuntu iso?


16.04 - 32 bit Ubuntu online upgrade to 18.04 Failure

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


Notice: Trying to get property of non-object in /home/.../Welcome.php on line 19

Reference - What does this error mean in PHP?


Can you help me with my capacity planning?


How to create a Round Edges Effect on an object?

How can I make sharp geometric 3d models look more realistic?


How can I tell if an AC adapter is compatible with my laptop?


Accidently changed massive file permission when i type "sudo ./fix-wordpress-permissions.sh /"

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


How to squeeze error message out of PDO?


Python: All elements of a structure change when one does

List of lists changes reflected across sublists unexpectedly


In pure javascript how do you transverse up a DOM element and target the parent?

JavaScript get parent element and write holder div for siblings


Strange behaviour on Realloc: invalid next size


How to get String url contains or start with 'www'?

What is the best regular expression to check if a string is a valid URL?


How to Split Python list every Nth element

How do you split a list into evenly sized chunks?


Difference between Boolean and bool in c#?

What is the difference between bool and Boolean types in C#


Date and Time imprints on photos taken using iPhone 6

How can I display the date on actual photos taken with iPhone?


Why order matters in this RegEx with alternation?

Why "ab(cd|c)*d" matches "abcdcdd" completely but "ab(c|cd)*d" does not match that? Whereas they're like each other


How does the comma operator in Javascript work?

JavaScript: can a variable have multiple values?


Trigonometric ratios for angles greater than $90^\circ$?


Latent variables motivation for ordinal and binary logistic regression

How is Logistic Regression related to Logistic Distribution?


Why is the "Ask a question" page still so unhelpful in 2018?

Usability issues for first-time Stack Exchange users - a micro-study


Why Requests per second in my vps is so low?

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


How often do Spirit $9 Fares get posted?

Is Spirit Airlines's $9 Fare Club worth it?


Techniques for moving database from Enterprise to Standard Editiion

Restore database from backup file of different version / edition


Screenshot Windows 7 at higher resolution

Change screen resolution to exceed the maximum on Windows 7