how to update to latest ntp patch 4.2.8p12 on ubuntu 18.04

How can I tell if a CVE has been fixed in Ubuntu's repositories?


How to parse dates to get the year in Python


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


What's is the right answer: 3-D-printed component vs 3-D printed component vs 3D printed component vs 3D-printed component?


Let $A$ be a $3 \times 3$ matrix with real entries such that....

A linear operator commuting with all such operators is a scalar multiple of the identity.


How to center icons in div consistently?


Software that reduces blue light from monitor


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


"implements Runnable" vs "extends Thread" in Java


How can an electron have angular momentum when it doesn't orbit the nucleus?

What's is the origin of Orbital Angular Momentum of electrons in atoms?


Returning to Sweden after a 90 day visist


Why won't my secondhand iPad let me activate an Apple ID?


Matlab doesn't launch, keeps asking for activation


geometric meaning of $\partial_{xy}f(x,y)?$

Geometric interpretation of $\frac {\partial^2} {\partial x \partial y} f(x,y)$


Add a transparent image on top of a material


How can I manage adding, substracting and other such operations in Java?

Why doesn't Java offer operator overloading?


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


How do single photons travel from here to there


Undefined reference error in C++ Link step

Why can templates only be implemented in the header file?


How to remove redundant {} from a nested list of lists?


How do I set $PATH to factory setting in Ubuntu 12.04 LTS

How can I reset $PATH to its default value in Ubuntu?


Why is my time formatting unsuccessful in R

strptime, as.POSIXct and as.Date return unexpected NA


How to retain selected value in a dropdown list in the same jsp page?

How can I retain HTML form field values in JSP after submitting form to Servlet?


How do I resolve unmet dependencies after adding a PPA?


Prevent from starting a new page between list of figures and tables

How to show \listoffigures and \listoftables on one page and in the ToC?


What is the result that that differs by many orders of magnitude between QM and GR?

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


Can $gHg^{-1} \subseteq H$ but $gHg^{-1} \neq H$

Conjugate subgroup strictly contained in the initial subgroup?


How to use linq to assign two lists and an int to create one list of a new object?


Event card timings during epidemic in Pandemic 1st Edition


How write a symbol of the circle in the Latex?


Record screen from inside the android app on kitkat creates an empty movie

How can I efficiently record video of my game on android?


How to insert the result of ST_Intersection into another column when the result has multiple geometry types

Transforming geometry PostGIS column with unknown geometry type?


unicode-math replaces \not by the number "6"


Can I convert Ubuntu Desktop 14.04 to Server?


Java RMI Remote Interface Tutorial - error: unmarshalling arguments

java.rmi.ServerException: RemoteException occurred in server thread (ClassNotFoundException)


destructor is not being called after object goes out of scope


Event binding on dynamically created elements?


operator * cannot be applied to decimal and double c#

C#, Operator '*' cannot be applied to operands of type 'double' and 'decimal'


What can I do if my USB flash drive is write-protected or read-only?


How do I perform an action on mousedown when a certain element is NOT clicked

How do I write 'if not clicked' or 'if clicked outside element', using Jquery?


Correct regalia when collecting a masters degree but you already hold a doctorate

What graduation gown should a PhD-holder wear when later receiving a Master's in another field?


"Linked" questions shows a link from a deleted answer

Posts linked in deleted answers still show up under "Linked"


C# Windows Service not able to launch an exe

Using Process.Start() to start a process as a different user from within a Windows Service


How to determine equality for two JavaScript objects?


Seeking more verbose syntax, e.g. "Then" -> ","

Is there a better way to define more conventional if...then...else notations?


Create an operator that holds its arguments


Asking about UK Short-term Visitor Visa Financial requirements for STUDENT

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


RSA encryption. Does message have to be coprime to n?


How to display error message with some colors using slf4j logger?

Making a log4j console appender use different colors for different threads


I hold a string '484792' length but i can't use all characters of this string

What is the maximum length of a URL in different browsers?


I can no longer see the close reason I chose


How to copy a Web Application or Site Collection structure without the content

SP Backup but without any items in the library or list


How to use linq to find the index of the item with the highest value

How do I get the index of the highest value in an array using LINQ?


Sort an array of hashes by hash's first element with key as a string


how to intersect two objects and keeping first object's reference in javascript

How can I merge properties of two JavaScript objects dynamically?


If $A$ and $B$ are two matrices, and $AB=I$ (of suitable order) is $BA=I$ always true?


Show that product of primes, $\prod_{k=1}^{\pi(n)} p_k < 4^n$


Extremely hard sum of infinite series problem

Finding $\tan t$ if $t=\sum\tan^{-1}(1/2t^2)$


How do I send an iMessage on an iPad using an Apple Bluetooth Keyboard only?


Show for prime numbers of the form $p=4n+1$,  $x=(2n)!$ solves the congruence $x^2\equiv-1 \pmod p$. $p$ is therefore not a gaussian prime.


The range of $T^*$ is the orthogonal complement of $\ker(T)$


How to encode URL to avoid special characters in Java?


Is there any rule about splitting phrasal verbs?


How can I find out when a specific comprehensive rule was introduced?

How can I tell what has changed in a Comprehensive Rules update?


Return the enumeration instead of the index

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


Suppose we fix $n$, does there always exist a prime $p$ such that $p\equiv 1$ modulo $n$?

There exists a prime congruent to $m$ mod $p$


I use 'book' document class. However, an addition of extra page after every chapter is inconsistent

Chapter on the right side - How to turn it off?


Words for movie/book/etc series with more than four items?


Linking statements ending in question or exclamation marks in quotes

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


Why are all the textures in my file pink?


Understanding the translation of a graph (horizontally)

Explaining Horizontal Shifting and Scaling


Can the bins for the Chi-Square test be chosen manually?

Performing a chi-square goodness of fit test


How can I show a list of my removed posts?

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


How can I create a two dimensional array in JavaScript?


Why is the gravitational force always attractive?


Why does this print the wrong number in python?

What do numbers starting with 0 mean in python?


Should I handle html form validation on front or backend?

JavaScript: client-side vs. server-side validation


Windows can't repair even with sfc /scannow


Is it safe to use 'food safe' hard plastic for hot liquids?

Is it safe to reheat food in plastic containers?


Variable with Var and without Var in Function

What is the scope of variables in JavaScript?


What is the physical difference between maximally mixed and maximally entangled bipartite states?

How is quantum superposition different from mixed state?


Ramanujan Identity related to JacobiFunction


Getting a false Boolean value when I should be getting true


Error to return php value with ajax call

Pass a PHP string to a JavaScript variable (and escape newlines)


Lower spin than one half? Spin other than whole/half integer?

Is there a reason why the spin of particles is integer or half integer instead of, say, even and odd?


Java support for  "(?pattern)" in patterns


Design with an accordion inside an accordion


How can we determine associativity of a binary structure from its Cayley table?

Is there an easy way to see associativity or non-associativity from an operation's table?


How can I know scripts of what I am editing on mesh?

Converting GUI operations to Python code?


What kind of mortar should I use to point a fieldstone foundation?


Is there a VB.NET equivalent for C#'s '??' operator?


Why isn't Hawking radiation of negative energy?

Black holes and positive/negative-energy particles


Can we deduce two contradictory statements from a wrong statement?

Are proofs by contradiction really logical?


shifting an element in an Array by a random number?


STL algorithms taking the whole container rather than .begin(), end() as arg?

Why don't std::algorithms work directly on containers as well?


How can I make this kind of table in Latex?


C++ compiling program which contain template classes

Why can templates only be implemented in the header file?


"Continuously" vs "continually": What's the difference?


How to decode traffic as NTLM protocol in Wireshark?


What is the most appropriate way to cluster respondents based on their rankings of some items?


Is it possible to install drivers for new hardware in Android OS?


unable to refer to a non-final variable inside an inner class defined in an action listener

Cannot refer to a non-final variable inside an inner class defined in a different method


How to get the BBOX of selected features in QGIS using the UI?

Calculate bounding box coordinates of a selected polygon with QGIS


Guidelines for duplicating tag text in a question title

Should questions include "tags" in their titles?


Dynamically updating a graphed line in python

pylab.ion() in python 2, matplotlib 1.1.1 and updating of the plot while the program runs


Evaluating this integral $ \small\int \frac {x^2 dx} {(x\sin x+\cos x)^2} $


Center grooves with mirror and Subsurf Modifiers


regex not working as a expected when I feed "disp VARIABLE attr stixpaths limit INT"

Can you make just part of a regex case-insensitive?


Sort a text file by line length including spaces


Transfer songs purchased on iphone 4 to computer

Can I transfer or sync purchased as well as non-purchased songs from my iPhone to my computer?


Mysql-server-5.1 installation gone wrong

"debconf: DbDriver "config": config.dat is locked by another process: Resource temporarily unavailable" while installing packages


How to count the number of occurrences of an element in a List


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


What is the difference between  in ERB in Rails?


How can I manually remove a WINE program when the uninstaller doesn't work?


Why people using "x" to check if a variable is empty in shell, like `if [ "x${BASH_VERSION}" = "x" ]; then` ...?

Why do shell script comparisons often use x$VAR = xyes?


What is the reason for using ^ in a hashcode method?

Why are XOR often used in java hashCode() but another bitwise operators are used rarely?


Faster way to check if a number is a prime?


Should I accept wrong answers to boost my accept rate?


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


How can I make references to the glossary more explicit to the reader (of a hard copy)?

Glossaries: Make a glossary entry recognizable in printing


Protect Jar file source code with exe file (Java)

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


Update 12.04 LTS to 14.04 on dual boot laptop with win7 already installed

Is a clean install better than upgrading?


problem adding additional column under multicolumn option in table

Flexible table with calculating column width fails starting from division by 10


Do free falling observers see gravitational blueshift?

What will the universe look like for anyone falling into a black hole?


Is RFLP markers are dominant or codominant?

What are Codominant vs Dominant Genetic Markers?


What is the ideal way to handle data pins D+ and D- on a USB power adapter to be compatible with fast charging on devices?


Google Chrome doesn't render .xhtml file


If $\phi$ : $F_2[X]/(X^3+X+1)$ $\rightarrow$ $F_2[X]/(X^3+X^2+1)$ is an isomorphism, then prove that $\phi(a)=b+1$, with $a$, $b$ the classes of $X$

Constructing an explicit isomorphism between finite extensions of finite fields


Bring an application window to the front if I try to open another instance

What is the correct way to create a single-instance WPF application?


How to cite articles from a well known website


Is it a good practice to browse for questions and upvote the answers which are really good even if they already have upvotes?


How can I install a two disk game with Wine?


How to see number of contact when dialed?

How can I see the phone number dialed after I initiate a call?


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


Is there a way of predicting where the Mysterious Stranger is going to be?

What is a good way to catch the Mysterious Stranger?


How many connected components does $\mathrm{GL}_n(\mathbb R)$ have?


How do I get current date/time on the Windows command line in a suitable format for usage in a file/folder name?


How to calculate mean, median and mode from a set of CONTINUOUS numbers in Java?


Manga about a guy trapped in a simulation/game

Manga where the protagonist need to solve girl's quests


parse the following string to year, month, date, hourOfDay, minute, second


How to think about this simple differential calculus expression?

Taking the second derivative of a parametric curve


Returning hashmap keys in order of value in Java?


Where should be period be placed when a sentence ends with a quote in parentheses?

How do I deal with quotation marks, parenthesis and period all at the end of a sentence?


Convergence of a Harmonic Continued Fraction


How do you check systemd update content?

Seeing apt-get changelogs for to-be-upgraded packages


Can $i$ be defined as a square root of $-1$?

Refining my knowledge of the imaginary number


How do posts get closed as duplicates vs exact duplicates?

What decides what to prepend the duplicate question list with on a duplicate question?


Why do I have to index my covariance matrix as if it has 3 dimensions

Why does MatrixForm affect calculations?


Can a US citizen work remotely for a US company while in Japan for sightseeing?


Due to natural rotation of Milky Way all Earth life gets increased intelligence

A book in which every species on earth was rendered intelligent


How do I handle the window close event in Tkinter?


Multiple WHERE conditions with one OR - Codeigniter

Codeigniter Active Record 'where_or' grouping


Need help in recording mutual funds on tax returns

Capital Gains and Capital Gain Distributions for a mutual fund


Solve for $x$ the following congruence system

Solving linear congruence (modular inverse or fraction) via gcd Bezout equation


Given that $\frac{2^n +1}{n^2}$ is a integer.Find $n$

Find all $n>1$ such that $\dfrac{2^n+1}{n^2}$ is an integer.


what is the name of the blender feature in which a 2d artwork/image is used as a guide to create a 3D model of the artwork

How do I set a background image while I am editing?


Displaying each element of a varying sized list one at a time


Simple Java programm runs slow on Windows 2008 Server

How do I write a correct micro-benchmark in Java?


Is it allowed to look for a job (not work) while I'm in the US under Visa Waiver Program

Is it permitted to look for a job while visiting the US under the Visa Waiver Program?


Adding Admob code to Android giving error: You must have AdActivity declared in AndroidManifest.xml


How to create dropdown list which contains all objects of class which foreign key is in our class in ASP.NET MVC

How to write a simple Html.DropDownListFor()?


Getting error for @dropdownlistFor".. item that has the key 'product' is of type 'System.Int32' but must be of type 'IEnumerable

The ViewData item that has the key 'XXX' is of type 'System.Int32' but must be of type 'IEnumerable'


How to get the maxvalue of the following query

Fetch the row which has the Max value for a column


Orientation change while editing a comment


How to use notify-send to notify users as root?


Validity of status in USA after expiration of visa

Entering U.S. exactly on the day of visa "expiration date"


Java getActionCommand() cannot compare to a String using If statement?


Windows update giving error 80070002 and manual update not working how to update?


What am I not understanding about getline+strings?


Give a broom to anyone who completes 10 close queue reviews successfully in a 24 hour period

Huge close votes review queue on Stack Overflow


I see number in review but when I open I see nothing


AttributeError: 'int' object has no attribute 'name' while trying to sort a list in python

How to sort a list of objects based on an attribute of the objects?


Prove $p\mid\frac{x^{a}-1}{x-1}$ using Fermat's little theorem

Can't come even near to the solution.. Can somebody take a look?


Determinant of $\left(\begin{smallmatrix} -2a &a+b &a+c \\ b+a& -2b &b+c \\ c+a&c+b & -2c \end{smallmatrix}\right)$

Prove the equality: $\det\left[\begin{smallmatrix} -2a &a+b &a+c \\ b+a&-2b &b+c \\ c+a&c+b &-2c \end{smallmatrix}\right] = 4(a+b)(b+c)(c+a)$


When should N-Gons be used, and when shouldn't they?


javascript multi-line strings gives Javascript ILLEGAL Token error; How to solve this?

Pass a PHP string to a JavaScript variable (and escape newlines)


What Easter eggs do we have on Stack Exchange sites?


Get the cartesian product of a series of lists?


Finding $\int \frac{1}{\sqrt{\tan x}}dx$

Help with integral $\int\frac{1}{\sqrt{\tan x}}dx$


Is it okay for a parent to cry in front of their children?

Is it appropriate for parents to cry in front of their children?


how to put personal info (address, phone) in header (2)

Merging banking and casual style in moderncv (2)


An alternative to "pray" without a religious connotation

Non-religious equivalent expression for "Pray for [Country X]" after a disaster


Find the maximum of $f(x) =\int_0^x\sqrt{(x^2-x)^2+y^4}\, dy, x\in[0,1].$

Find the maximum value of $ f(x) = \int^{x}_{0} \sqrt{(x^2-x)^2+y^4}~dy$


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


When Navigating to a standard record page from a lightning web component the related list on the record page has not been updated


How do I check if I can safely install something with apt during a bash script?

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


What are the most common pitfalls awaiting new users?


How can I decide if my homebrew item should require attunement?

What determines whether a magic item requires attunement?


Installed Ubuntu 18.04.2 LTS on Jetson Nano trying to install Atom

Unable to correct problems, you have held broken packages


How many positive numbers need to be added together to ensure that the sum is infinite?


Cut a part of multiple lines text in Java regular expressions

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


How to compare float variable with double in C?


"well-known" inequality for numerical radius of an operator

Upper bound for norm of Hilbert space operator


Unrendered Pixels (Holes) in Blender Internal Render

Cause of Alpha or Black Artefacts in Render


Which characters are valid in CSS class names/selectors?


How to calculate the number of palindromes of a given number of characters?


How to justify some block of text in beamer?


Why is the git on my system when I never installed it?

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


What is this symbol, and how to reproduce it? (vertical bar with small footer)

"Evaluated at" bar for derivatives: \Bigr, \biggr, or \left...\right?


"did she tell" or "has she told": should we use simple past or present perfect here?

What is the difference between "Have you seen this?" and "Did you see this?"


How to show $X_n$ converges in distribution to U(0,1)


In $\mathsf{ZF}$, for each set $A$ exists an ordinal $\alpha$ such that no surjection $A\to \alpha$ exists


Why does a variable not need a type inside a static block

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


power failure during installation of ubuntu

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


How to solve trigonometric equations without a calculator?

Solving trigonometric equations without a calculator or tables


Good APIs for optical character recognition ChineseEnglish characters?

Any open source /free OCR(Pattern recognition) software? (for mobile platforms?)


Object invisible during render (Blender v2.81)

Object not appearing the render, but is appearing in viewport render


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


Are there unattended-upgrades security upgrades when LTS is over?

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


Drawing over a diagonal line, till a custom position

TikZ - curly braces end at the same node, but there is a gap


Interpreting matrices of SVD in practical applications

Relationship between SVD and PCA. How to use SVD to perform PCA?


apt command does not cache the .deb files?

Where are packages stored installed with APT in Ubuntu 16.04?


How to solve " java.lang.NullPointerException: ' on Equals function in Java?


Separate web page title from Google search sitelink

Where does Google get the shorter title that it uses in site links when it is different than the page title?


\Updating 11 to 12 with Update Manager - no progress?

Can I skip over releases when upgrading?


Formula for top self intersection of exceptional divisor


How Did Obi-Wan (and Luke) Remain Hidden?

How was Obi-Wan Kenobi able to hide his light side presence from Vader and the Emperor?


Do MOSFETs have a diode built into them?


Prove that $f(x) = 0$ on the interval $[0,1]$

Nonzero $f \in C([0, 1])$ for which $\int_0^1 f(x)x^n dx = 0$ for all $n$


Height one prime avoidance in normal domains

Can a prime in a Dedekind domain be contained in the union of the other prime ideals?


Characterisation of compactness in $\mathbb{R}^n$


New top bar quick reference guide / Where has the link to  gone?


Prove that the group $\mathrm{GL}(n, \mathbb{Z})$ is finitely generated

What is the easiest way to generate $\mathrm{GL}(n,\mathbb Z)$?


Can I use GPS to synchronise two pieces of hardware?

How to synchronize two microcontrollers to micro-second accuracy?


Control iPad with iPhone (Netflix in particular)

Can I use my iPhone as a "remote" for my iPad?


Android Studio fails downloading SDK Components

How to install Android Studio on Ubuntu?


What are the "standard unambiguous date" formats for string-to-date conversion in R?


Number of horse races to determine the top three out of 25 horses


Remove plane while keeping shadows intact

Render shadows over a transparent background in cycles


What does this Array split syntax means in python


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

Program is skipping over Getline() without taking user input


Scroll to the sides in mobile when question has many tags

The div containing tags for a question doesn't reflow, causing layout issues for questions with long/many tags


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


Trouble in proving that a continuous function vanishing at $\pm\infty$ attains at least its maximum or minimum.

Proving $f(x)$ attains $\max$ or $\min$ when $f(x)\to0$ as $|x|\to\infty$.


Can I save installed packages when I need to reinstall Ubuntu?

How to backup settings and list of installed packages


How can I list the packages available to install from a package archive?

How to see all packages in a package repository? Website or command line?


Getting birth certificate of German born in Romania in 1895

Where to find Birth and Death Records for Bucharest, Romania?


Is it possible to observe interference from 2 independent optical lasers?


bundle install fails with SSL certificate verification error

SSL Error When installing rubygems, Unable to pull data from 'https://rubygems.org/


Load an array of JSON objects into R as a data.frame


Question on notation for the inner product of complex vectors


Why is setTimeout executing immediately?


Can a wizard or a witch use two wands at the same time?


Cite_key instead of a number, what is going on?


L'Hopital rule to solve $ \lim\limits_{x\to 0} \left(\frac{\sin x}{x}\right)^{\frac{1}{x^{2}}} $

Finding the limit $\displaystyle\lim_{x\to 0+} \left(\frac{\sin x}x\right)^{1/{x^2}}$


How do I highlight single lines of code?

Highlight text in code listing while also keeping syntax highlighting


Coverting a Boolean object array to boolean primitive array?

Converting an array of objects to an array of their primitive types


How to force addition instead of concatenation in javascript

How to force JS to do math instead of putting two strings together


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


Append same timestamp to multiple filenames


What does it mean to "program to an interface"?


Understanding float variable comparison in if()


UV Mapping basic cube results in rectangles instead of squares


Use of capitals and full stops in bullet points


No root filesystem is defined while installing Ubuntu 18.04

"No root filesystem is defined" while installing Ubuntu


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


Formulate equation after fitting to log(y)~x) using lm()

How to translate the results from lm() to an equation?


Looking for the cardinality of a collection of subsets of an infinite set

Proving $\kappa^{\lambda} = |\{X: X \subseteq \kappa, |X|=\lambda\}|$


Jquery Ajax Php Live Search and fill input text with selected option

Event binding on dynamically created elements?


'Missing recommended icon file - The bundle does not contain an app icon for iPhone / iPod Touch of exactly '120x120' pixels, in .png format'


1-1 correspondence between [0,1] and [0,1)

How to define a bijection between $(0,1)$ and $(0,1]$?


Possible permission required by a new extension?


How to make a window always stay on top in .Net?


How to find solutions of linear Diophantine ax + by = c?


Create and populate columns from key values in another column

How to reshape data from long to wide format


Moderator inbox messages are not dismissed from chat / mobile notifications

Mobile notifications unread status independent from full site inbox and achievements


Why wouldn't an upvote change my total score?


Cannot declare square matrix with large rows/columns (1446) in ANSI C

C programming, why does this large array declaration produce a segmentation fault?


Is the function $id:X \rightarrow X$ always continuous?

Countinuity of the identity map between different topologies


NullReferenceException was unhandled in TcpListener in c#

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


Can I process command output just before sending it to a file (one liner)?

Removing control chars (including console codes / colours) from script output


Why does my sourdough starter have in the top the liquid separated from the flour?


Can PCA work when the number of observations is smaller than the number of dimensions?

PCA when the dimensionality is greater than the number of samples


Update information outdated, "Failed to fetch cdrom"

Failed to download repository information due to missing CDROM


Errors in Apex Class - List has no rows for assignment to SObject


Can I use a strong alcoholic drink (40 % of ethanol) to disinfect frequently touched surfaces against COVID-19?

Can I make a Hand sanitiser with Reagent Grade Ethanol 99.8% v/v?


Could somebody survive a fall by jumping off an object shortly before impacting?

Would it help if you jump inside a free falling elevator?


directly access to generic array does not work


Solving $\lim_{t\rightarrow 0}\frac{1}{\pi}\int_{-1}^1 f(x) \frac{t}{t^2+x^2} dx =f(0)$ without dominated convergence


What happened to all the people with Senju last names?


What happens if Metamorphic Alteration is enchanting a non-Creature?

Enchantment Legal only because of it's Effect. Remains on target?


What word means what many people think 'ironic' means?


javascript automate printing with google chrome

Print from Chrome without the print dialogs? Using Greasemonkey userscript maybe?


What is `:-` doing in `FOO=${BAR:-localhost}`?


What are the advantages for instantiating a subclass as superclass type?

What does it mean to "program to an interface"?


Quantum interferometer with floating mirrors

Why doesn't a typical beam splitter cause a photon to decohere?


In PHP, how do you change the key of an array element?


Failed review audit - for me quite clearly off-topic, can it be removed from the audit set?


Has anyone ever used the Force to deactivate an opponent's lightsaber during combat?

Why doesn't someone try to turn ON/OFF enemy's lightsaber using the Force?


getElementsByClassName is not a function in Firefox

What do querySelectorAll and getElementsBy* methods return?


Suggestion for enforcing unique constraint in a table where soft delete is implemented

How to implement a 'default' flag that can only be set on a single row


What's the difference between Int16, Int32 and Int64?

What is the difference between int, Int16, Int32 and Int64?


Show that $\exp(\overline{z}) = \overline{\exp(z)} $

Why is $ \overline{e^z} = e^\overline{z} $?


How to choose critical F value from statistical tables when the df is large?

How do I find values not given in (interpolate in) statistical tables?


How To Host Existing Domain In Ubuntu Server from local system


Catastrophic Backtracking in Regular Expression for multiple email ids

What special characters must be escaped in regular expressions?


If $2^n+1$ is prime then $n=2^k$ for some positive integer $k$.


What effect does a bright light have on a DSLR?

How long is too long to leave the shutter open before prolonged exposure to light damages the sensor?


How to remove Ubuntu and put Windows back on?


How to make a through hole using inward extrusion in Blender 2.8?


Change images "src" on hover, inside a div

Change the image source on rollover using jQuery


User password rejected on login screen but accepted on text console login

Ownership of .Xauthority transferred to root


Count triangles in a pentagon with all of its diagonals drawn

How many triangles are there in the picture?


Change MySQL default character set to UTF-8 in my.cnf?


How to cross-reference labels in the text using LyX?


List of lists changes reflected across sublists unexpectedly


Convert Decimals to Integers Before Adding, Subtracting, Multiplying or Dividing Them


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


How to Cancel any previous definition of name, either built in or provided with a ‘-D’ option in gcc

How to undefine a define at commandline using gcc


replacecmpd does not let me choose my own label


Calling bpy ops fails with context is incorrect

poll() failed, context incorrect? - Example: bpy.ops.view3d.background_image_add()


How to find out how much disk space is remaining?


What happens to the energy when waves perfectly cancel each other?


Combinatorics summation proof involving binomial coefficients

Show this equality (The factorial as an alternate sum with binomial coefficients).


How much time would it take for a black hole size of a proton to suck up a pen?

How fast a (relatively) small black hole will consume the Earth?


How to calculate area of shapefile with a merged layer

How to calculate polygon areas and perimeters using QGIS?


How was a mandrake potion administered to a petrified person?

How was Nearly Headless Nick unpetrified?


How to rename chapters in Table Of Content in French document?

\chaptername is used even for appendix chapters in ToC


Derivative with respect to the variance of Multivariate Gaussian

Prove that $\nabla_{\mathrm X} \mbox{tr} (\mathrm A \mathrm X^{-1} \mathrm B) = - \mathrm X^{-\top} \mathrm A^\top \mathrm B^\top \mathrm X^{-\top}$


Force exception to be treated by debugger as unhandled exception

Visual Studio: How to break on handled exceptions?


How to install Java SE Express version on Mac?

How to install a specific JDK on Mac OS X?


SharePoint 2010 - How to print InfoPath form for list item

Sharepoint 2010 - Printing Infopath List Form


Why am I seeing inconsistent JavaScript logic behavior looping with an alert() vs. without it?

Why does a RegExp with global flag give wrong results?


Exception in thread "main" java.lang.NullPointerException [null]

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


Ho do i use WHERE IN CLAUSE in SQL with a SET of numbers as Input Variable?


Change Drush memory_limit on shared host

Drush out of memory when php memory limit is 1024M on my dedicate server. (CentOS)


Are sounds louder at night, in the winter?

Why do I always hear remote train horn at night?


Why does my NTFS partition mount as read only?


Convert multiple rows into one with coma as separator

How to create a SQL Server function to "join" multiple rows from a subquery into a single delimited field?


Children's book with "square triangles" in parallel universe?


Did Hermione shorten her life expectancy using the time turner?

How much older was Hermione after her third year at Hogwarts?


Listings With Two or More Sets of Keywords

Latex create a second keywordstyle using listing doesn't work


Unable to assign value to variable using "document.getElementById.value"

What is the scope of variables in JavaScript?


Combining values in one column (or part) when values in another column (or part) match


List of lists changes reflected across sublists unexpectedly


How is $\displaystyle\lim_{n\to\infty}{(1+1/n)^n} = e$?

Evaluating $\lim_{n \to \infty} (1 + 1/n)^{n}$


Can I install Android on my non-Android device?


Is there a list of error codes for Minecraft?


How can i make my code threadsafe in this Scenario?

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


Show *realtime* mouse cursor coordinates? (Cursor mod / overlay) Also, copy to clipboard?


proof that Even powers of an odd function's taylor polynomial vanish


If $B$ is nilpotent and $AB=BA$ then $\det(A+B) = \det(A)$

If $\,A^k=0$ and $AB=BA$, then $\,\det(A+B)=\det B$


What is the elevation unit of the Natural Earth's Shaded Relief raster?


Why svg icons takes so many space on disk?

What is the difference between “Size” and “Size on disk?”


How to select the best/correct site for a question?

How do I find the Stack Exchange site I'm looking for?


Some faces of a model don't respond to UV Mapping


C++ Template specialization for bool gives error

Why can templates only be implemented in the header file?


Interpretation of ADF(Augmented Dickey-Fuller) and KPSS(Kwiatkowski–Phillips–Schmidt–Shin) tests for time series

Interpretation of ADF(Augmented Dickey-Fuller) and KPSS (Kwiatkowski–Phillips–Schmidt–Shin) tests for time series


What does it mean to "program to an interface"?


Can you pick the same class twice to multiclass with different archetypes?

Can I multi-class between a class and an archetype of that class?


Document viewer annotation behaving weirdly


Downgrade iOS 12.4.8 to iOS 11.3.1 - iPhone 6 (Without SHSH blobs)

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


How to enter matrices in block matrix format?


What is the command to get block that you can place it in gamemode 2?

How can I make a block only be placed on certain other blocks


Can total mechanical energy of an object, can be less than its kinetic energy?


Are there any feats that allow a non-barbarian character to use rage?


How to extract multiple values from html to java?

What HTML parsing libraries do you recommend in Java


MySQL - How to ORDER BY RELEVANCE? INNODB Table


How does an equal to expression work in a printf placeholder?

Is the output of printf ("%d %d", c++, c); also undefined?


The Calling thread cannot access this object because a different thread owns it,WPF

The calling thread cannot access this object because a different thread owns it


Completely removing an iOS app from iPhone xS


Sort an array based on values from another array in php

Sort an Array by keys based on another Array?


Database delete initiated from a web page does not seem to work

How can I get useful error messages in PHP?


Can I run two external monitors on a 2012 MacBook pro?

MacBook [Pro] - how many displays, what resolution/frequency?


Is it possible to remove subject relative pronouns? How?

Can relative pronouns be omitted in some regions?


Examples and further results about the order of the product of two elements in a group


There is a smooth map of degree 1 from $S^1 \times S^1$ to $S^2$


Do PCA affect different classification methods?


Let $\pi$ be a prime element in $\Bbb{Z}[i]$. Then $N(\pi)=2$ or $N(\pi)=p$ s.t. $p$ is prime and $p\equiv 1\pmod 4$

Let $\pi$ denote a prime element in $\mathbb Z[i], \pi \notin \mathbb Z, i \mathbb Z$. Prove that $N(\pi)=2$ or $N(\pi)=p$, $p \equiv 1 \pmod 4$


Aligning text and images in titlepage using minipage

Understanding minipages - aligning at top


How to determine if a process is part of a pipeline (producer in pipeline)?

Are unix[-like] programs capable of determing where their output is going?


The repository does not contain the Release file

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


How to create shortcut and send it to Windows' Startup folder in one click?

How to create "Send to "FOLDER" " similar to send to desktop shortcut?


Easiest way to setup Ubuntu as a VPN server


I want to get user and password Facebook

Request email and password Facebook from your app?


On Pr(X>Y) when X and Y are independent normal

Probability question of independent random varaibles


Ability to sort/reorder interesting/ignored tags in sidebar


How does one use the auxiliary verbs, went and gone

A native speaker said: "I have ever went to"


How to get the key of dictionary whose value is greater?

Getting key with maximum value in dictionary?


How do you split a list into evenly sized chunks?


I weight 400 lbs and wondering if it is necessary to buy a second seat

How big is "too big" for an airline seat? At what point will you be required to buy two tickets?


Proving convergence of a series and then finding limit


What is the equation that determines evaporation rate for water?


What does it mean: The serializable class does not declare a static final serialVersionUID field?

What is a serialVersionUID and why should I use it?


Calculate the area of center square in the following figure

Finding the area of the shaded square inside a square created by connecting point-opposite midpoint


Allowing only A-Z/0-9 to avoid SQL injection


Simulating group_concat MySQL function in Microsoft SQL Server 2005?


Can I pay two different costs with the same payment?


PHP: strtotime is returning false for a future date?


Undefined symbol when implementing template with restriction on parameters

Why can templates only be implemented in the header file?


Using Java with Microsoft Visual Studio 2012


Which story is true at end of the movie "Life of Pi"?


Code giving compilation error in C99 mode


How to derive addition of velocities without the Lorentz transformation?


What's wrong with this argument that kinetic energy goes as $v$ rather than $v^2$?

Why does kinetic energy increase quadratically, not linearly, with speed?


Finding areas of overlap using ArcGIS Desktop

Counting and rasterizing polygon overlaps in ArcGIS Desktop?


How to delete specific lines from a txt file


python 2 dimensions list values changed in strange way

List of lists changes reflected across sublists unexpectedly


Independent and identically distributed samples

Are "random sample" and "iid random variable" synonyms?


Where can I get images for commercial use?


What does the Web.Config file do in the views folder of a MVC project


Does $K \subseteq L$ and $K \cong L \implies$ $K=L$?

Can a field be isomorphic to its subfield?


Do I need visa stopover 6 hour in Atlanta America,Tokyo japan

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


Is there a way to access a class from another .jar file in java


Show that $\lim_{n\rightarrow \infty}\frac{a_1+a_2+\ldots +a_n}{n}=0 \iff \lim_{n\rightarrow \infty} \frac{a_{1}^2+a_{2}^2+\ldots +a_{n}^2}{n}=0$

Sequence such that $\lim\limits_{n\to \infty} \frac{x_1^2+x_2^2+...+x_n^2}{n}=0$


Why is the number of integers between $2$ integers not their difference?

Why do you add +1 in counting test questions?


Return value from nested function (Javascript)

How do I return the response from an asynchronous call?


Can some words serve as both adjective or adverb?

Using short adjectives as adverbs, such as "easy" & "short"


What apps can view crash reports on iOS?


show that $\lim_{n \rightarrow \infty} \ln(1/n) = -\infty$

How to show that a limit diverges to $−∞$


Copying array through clone() in java is not working as expected

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


Why does Clipboard.GetText() give no answer?

Clipboard.GetText returns null (empty string)


Would the level of the water be rising, falling, or staying the same?

Basic buoyancy question: Man in a boat with a stone


Revalidate after added .is-invalid class

Event binding on dynamically created elements?


The polynomial $z^4+z+1,~z \in \mathbb C$ has exactly two zeros in the right half plane?


Is there any order of dictionary value print in python?

Why is python ordering my dictionary like so?


Incorrect datetime format 'YYYY-MM-DDThh:mm:ss.sssZ'

How do I parse an ISO 8601-formatted date?


Is there any way to display the package contents using `apt-get` without first downloading the package?

How do I find the files installed by a particular package? Where is the .deb file to look at?


Null pointer exception using an external file

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


Should I pay off my credit card with savings?

Oversimplify it for me: the correct order of investing


Can I run existing MS Windows in parallel to OSX?

Using existing Boot Camp partition with Parallels


Give an example of this strange condition in metric spaces.

preservation of completeness under homeomorphism


Is “all women who are mothers of daughters” right?


Why does using char agrv instead of char **argv as the argument of main cause the following output?


Evaluate the integral $\int_{-1}^1\frac{dx}{(e^x+1)(x^2+1)}$.


Let $A$ and $x$ be $n \times n$ and $n \times 1$ matrices, all entries real and strictly positive. Assume that $A^2 x = x$. Show that $A x = x$.

$A^2X = X$ show that $AX = X$, if $A_{ij} > 0$ and $x_{i} > 0$


How can i add custom menu in QGIS Using python

Adding new menu item to QGIS Desktop app?


Was Salazaar Slytherin a descendant of Herpo the Foul?

How does Salazar Slytherin speak Parseltongue?


Small plugin that lets editors add source links in their articles - does anyone have any idea what is wrong with this code?

Post source link plugin - small modification


Blender how do you know when a detail on your creation should be a new object

What are the benefits of modeling in one piece, or as separate parts?


Removing disadvantage from being Small and wielding a Heavy weapon

Is there anything that cancels out Small creatures' disadvantage to attack when using Heavy weapons?


Proof of AM-GM inequality for $n=3$: $\frac{a+b+c}{3}\geq\sqrt[3]{abc}$


How do you tell what Bing is detecting as malware on a page?


How to calculate a maximum standard deviation?

Reference for $\text{Var}(X)\le (b-a)^2/4$


How do I remove Windows but keep Ubuntu?


Good and thorough online and/or free Matroid Theory references?


How can we install software of format tar.xz?

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


How to fix the problem for the color schemes differences for the mac and windows screens

Web colors: how to compensate for differences in monitors


Does C++ provide a "triple" template, comparable to pair?

STL-pair-like triplet class - do I roll my own?


How to bind ports for TCP clients when using raw packet sending TCP packets in Python?


C++ How to create two classes where one is a member of the other and viceversa

Resolve build errors due to circular dependency amongst classes


Android App sometimes loses answer drafts


Install 0bda:f179 Realtek Semiconductor Corp. (rtl8188fu), or Netgear rtl8812au USB WiFi adapters


I used synchronized list, and i still get ConcurrentModificationException

ConcurrentModificationException despite using synchronized


Why was Severus Snape placed in Slytherin?

Why Was Peter Pettigrew Sorted To Gryffindor?


when to use ( end point/date - start point/date + 1) , and when to use end point /date - start point /date?

Why do you add +1 in counting test questions?


Locking shapefiles from editing by ArcGIS for Desktop?

Making shapefile Read-Only to ArcGIS for Desktop?


What is the meaning of the "at mark" @, also called "Klammeraffe", in LaTeX commands?

Why do LaTeX internal commands have an @ in them?


Is there an App available for QGIS to collect data in the field - Not Roam as does not work on iPads

Tablets with QGIS data collection in the field + image capture?


Why won't Steam download games when I set my laptop to sleep mode or shut it down?

Will steam download games when computer is sleeping?


Debatable questions/answers, public insight on vote counts

Why is it a privilege to view vote counts?


Regex in javascript is not returning match group

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


How to call 32bit unmanaged DLL from "Any CPU/64bit" build project?


C# ?? operator in property, how it works?

What do two question marks together mean in C#?


What is the phase difference of the oscillations of the two prongs of a tuning fork?


Which one is correct to say: "It's me" or "It's I"?


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


I want to copy all pdf files into another directory

how to move specific files based on their extensions


What is the result of $ \lim_{n \to \infty} \frac{ \sum^n_{i=1} i^k}{n^{k+1}},\ k \in \mathbb{R} $ and why?


Generate UML Class Diagram from Java Project


How to take a screenshot of my PC's BIOS?

How can I take screenshots of the PC before it boots up?


Can a folder connection in ArcMap Catalog window be added using Python?


Python lambda uses reference for primary types


“Cannot make a static reference to a non-static method” in Android. Simply case

Cannot make a static reference to the non-static method


Wrapping a function with variadic arguments

Forward an invocation of a variadic function in C


Serving high res images to retina display


Is file title and meta data included in the file size?

How are the file metadata stored in Windows?


I can't seem to find the cause of this NullPointerException

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


How to deal with upvoted yet clearly wrong answers


why doesn't Java have "deep" wildcard import?


The following is an incorrect proof of “if a set of n balls contains a green ball then all the balls in the set are green”. Find the error.

Questions on "All Horse are the Same Color" Proof by Complete Induction


Compensate potentiometer wiper resistance with negative resistance

Very low wiper resistance Digital Pots - Anyone know of any?


how do you configure repositories for anbox

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


How to update Python to the latest version on Ubuntu 18.04

How do I install a different Python version using apt-get?


CMS Paper of Higgs Discovery: Exclusion Plots


Please identify the application with the following notification icon (circled in red). I do not have access to the device

How can I deduce/identify an app from a notification icon?


require.js passing in a model Object [object Object] has no method 'fetch'

require. how to pass a model to a view (backbone)


Why is 'binary access meaningless on UNIX systems'?

Difference between files written in binary and text mode


Computational complexity of Fibonacci Sequence


How can one differentiate between "who" and "whom"?


For positive, real $a$, $b$, $c$ with $a+b+c=1$, show $\sum_{cyc}\frac{a^3}{a^2+b^2}\geq \frac12$

symetric inequality for a rational function of three variables


HttpURLConnection: how to read payload of 400 response

Get body of Bad Request httpURLConnection.getInputStream()


War Horse died, possible to get it back?


What to do when I know my question would be a duplicate?

What are efficient ways to find duplicates on trilogy sites?


What is the best way to determine the number of days in a month with JavaScript?


How to set python 3 as default interpreter in Ubuntu 14.04

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


Do the stream classes in Cocoa support seeking?


Do Stack Overflow and other Stack Exchange sites have an app I can use?


Cannot install a version of GDAL via Anaconda that permits reading BigTIFFs


What is the due process for the appeal of moderator actions on the stack exchange network?

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


Check why my hard disk always has no free space

WinDirStat shows 244GB unknown space on external drive


Easy way to write contents of a Java InputStream to an OutputStream


what does this do, what is this and why do we use this

What are bitwise shift (bit-shift) operators and how do they work?


I need the last backup date, time, and type of backup for all databases

Get last full backup and transaction log backup for each database


How to install Intel CedarView drivers on Ubuntu 12.10 or higher?


$K$ finite field, $P'(X) = 0$ then P is reductible

Show $f$ can't be irreducible over a finite field if $f^\prime$ is the zero polynomial.


Different operations if operator is pressed with "Ctrl", "Alt" or "Shift" within the UI?

Python: Ctrl+Click for buttons (capture invocation event)


How to read shapefile of road segments into Python data structure to get begin and end point coordinates?

Retrieving start and end point coordinates with ArcPy?


Formula $\sum_{k=0} ^n \binom{n}{k}\cdot k^2 $

Give a combinatorial proof: $ n(n+1)2^{n-2} = \sum_{k=1}^{n}k^2\binom{n}{k} $


"&" character cannot be recognized in python re pattern

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


I can't see my background image in the 3D view


If $X$ is finite dimensional, $A$ is a convex dense subset, how to prove that $\mathrm{Aff}(A)=X$?

Prove that $\text{aff}(X) = \text{aff}(\text{closure}(X))$


C++ compiler error? referenced in function ___tmainCRTStartup


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


How can I undelete `empty recycle` file(s) in Windows 7?

Recover files deleted from Windows 7 with no backup


HttpServletRequest object giving null when setting the attribute


Evaluate the FR for: Add increase/decrease indent buttons to the wysiwyg editor

Add increase/decrease tab indent buttons to the editor toolbar


How can I sync pictures with all my computers via a server

Setting up a Home Sync/File/Backup Server


Windows 7 sp1 stuck checking for updates

Windows 7 SP1 Windows Update stuck checking for updates


Sequence: Show that $\limsup(s_n.t_n) ≤ \limsup(s_n) · \limsup(t_n)$

How can I show that $\sup(AB)\geq\sup A\sup B$ for $A,B\subset\mathbb{R}$ where $A\cup B$ is positive and bounded?


How can I rename files/change their extensions based on mimetype with a script?


How to select elements added via javascript

adding jQuery click events to dynamically added content


How do I use JavaScript to display one value in multiple places marked by elements with the same class?

What is wrong with this getElementsByClassName call in Javascript?


Can 11 players make a circle and attack keeping the ball in middle?


I got refused twice for B1 Visa, is it okay to apply once again?

I have been denied a visa several times in a row. How does one deal with such serial refusals?


What differences are there between 2.5" and 3.5" disks?

What are the differences between 2.5" and 3.5" hard disks?


What is the optimal placement for the RSS icon? is there any?


What is the electric field in a parallel plate capacitor?


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


How to combine these funcions (FILTER + IMPORTRANGE) in one?

Using FILTER or IMPORTRANGE to bring in and filter data from another spreadsheet


Provide an easier way to find the meta of each Stack Exchange site


Finding the number of irreducible quadratics in $\Bbb Z_p[x]$, where $p$ is a prime

How many irreducible monic quadratic polynomials are there in $\mathbb{F}_p[X]$?


If you are a multiclass spellcaster, does your save DC vary based on which class you got a spell from?

Can a multiclass character use either of its spellcasting modifiers for spells?


Sanitize mysql injection string with preg_match


Dual booting windows 8/Ubuntu 12.04.2, GRUB doesn't appear and Ubuntu never boots

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


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


Can't set Transmission to download files

How can I get Firefox to open torrent files with Transmission?


Which version of Photoshop should I choose?

Lightroom vs. Elements vs. Photoshop: Side-by-side comparison?


How to convert/format a date from vb.net to JavaScript?


undefined reference to glutInit in program that compiled with the same commands just 2 weeks ago

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


Issue when I define the CRS of raster files on R

R-4.0.1 Not sure I understand this message: Warning message: In proj4string(x) : CRS object has comment, which is lost in output


Replicate a complex partition structure with LUKS and LVM volumes

How to copy the partition layout of a whole disk using standard tools


bibtex/biblatex citation Missing Number error

Bibliography error: "Use of \blx@bbl@verbadd@i doesn't match its definition. \verb"


How to create multiple global variables using a for loop outside of a function?

How to initialize all members of an array to the same value?


Passwordless SSH from a Linux system to a windows system

Logging into Windows 10 OpenSSH server with Administrator account and public key


man wants to send me money but wants my username and password- if i create a new bank account will i be safe?

Is this person wanting to pay my credit card trying to defraud me?


Show that if $g \circ f$ is injective, then so is $f$.


Feature selection Stability of Elastic net vs Lasso

What causes lasso to be unstable for feature selection?


Do I have to re-enter the Schengen area to activate my second visa when traveling on back-to-back Schengen visas?


Why can't see full pointer array value after passing into a function

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


My keyboard is typing by itself, could there be a ghost in it?


Grammaticality of 'that' relative clause in phrase beginning with possessive pronoun

Should you use "who" or "that" when talking about multiple people doing something?


Django compressor minifying the css but not gziping

Does django staticfiles skip the middleware?


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


Regular Expressions - What is the difference between .* and (.*)?


Android studio doesn't detect any connected android device

Ubuntu is not detecting my android device


How to drop the https from urls in bibliography using biblatex and hyperref

Remove protocol information from URL in biblatex


Serialization of dynamically added textfield values

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


Get statistics of a java application running on local machine


How can I create the decision tree below?

How to draw this picture with LaTex ? TikZ/PGF?


How can I change what keys on my keyboard do? (How can I create custom keyboard commands/shortcuts?)


Why does MatrixForm affect calculations?


Including "Chapter" before each section number in the ToC? (Updated Question)

Including "Chapter" before each section number in the ToC? (Article Class)


How would I print out the Keys and Values in this hashmap?

How do I efficiently iterate over each entry in a Java Map?


How do I configure the trusted host settings?


What directory is '~' when I type 'cd ~'?


Wouldn't the Elder Wand belong to Neville, not Harry?

How did Harry come to master the Elder Wand?


Why not use "from" to replace "with" in the sentence"He suffers terribly with his feet."?

How to understand "with" in the following sentence?


Book identification: assassin uses surrogate bodies to hunt targets on multiple planets


character class in c++ regex is not working properly


Non-Affine image transformations in .NET


An Application: The Stone-Cech Compactification

Stone-Čech compactification. A completely regular topological space is locally compact iff it is open in its Stone-Čech compactification.


Sending SPAM free mail through my website

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


How do I apply this kernel patch to /net/ipv4/ip_gre.c?

Correct way to apply patches to your kernel?


What focal length to use for full-body photography of a chubby person?

What are the best techniques for photographing overweight people?


How do I define a function that uses a recurrence relation?

How to deal with recursion formula in Mathematica?


Gray polygon appears in render/camera view but not user perspective


Show that any complex roots must occur in conjugate pairs.

Roots of polynomial with real coefficients appear in conjugate pairs.


macOS Sierra How do disable Siri prompt?

Prevent EarPod play/pause button from activating Siri on macOS Sierra


Double-clicking my Apple earbud remote brings up Siri


C++ how to fix void* arithmethic in old code

Pointer arithmetic when void has unknown size


If I generate HTML elements using append, can I affect them using jQuery after that?

Event binding on dynamically created elements?


How did Angela cast the spell in Inheritance?


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


Let $n$ be a fixed integer and let $ H $ = {$x \in G : x^n = e$}. Prove that H is a subgroup of G.


How do I update the GUI from another thread?


Set color from String array to Android View background


Agreement between subject and verb in a number of / the number of

"A number of students" vs. "the number of students"


one simple little "cd" doesn't work in script

cd in bash script without alias, function, source


How to calculate the area under the precision-recall curve for the random classifier?

What is "baseline" in precision recall curve


How can one predict whether an individual infected with the SARS-CoV-2 virus will be asymptomatic?


null pointer exception while running hive jdbc in tomcat

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


What would happen if I rotated an extremely long stick?

Extended Rigid Bodies in Special Relativity


Too many comments automatically deleted when closing as duplicate

Don't delete comments with link to duplicate if they are modified


How to render an animation as video in Blender?


In modern Objective-C coding, should ivar be replaced by property declaration as best practice?


Use of "hair" when talking about plural people

What is the plural of "hair" when it refers to the hair of multiple people?


real analysis proof ? how to prove this problem


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


Uunderstanding the redirections in this command?

What does a "< <(...)" redirection mean?


Adding switzerland cran mirror for R in /etc/apt/sources.list

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


Convert ISO time yyyy-mm-ddThh-mm.ss+hh.mm?

How do I parse an ISO 8601-formatted date?


"Had been on the phone" vs "Was on the phone"

When is the past perfect exactly needed?


output a variable value using echo command


What is the basic functionality difference between a class and a structure?

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


Estimate ARMA coefficients through ACF and PACF inspection


UITableViewCell without using deprecated method initWithFrame:reuseIdentifier


How to call a method after a delay in Android


bash + how to calculate very long numbers in bash?

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


When to use "And" at the start of sentence?

Using "And" at the beginning of a sentence


JS Jquery, global variable in parameter won't get changed after giving him new value in function

What is the scope of variables in JavaScript?


"My wife and I's seafood collaboration dinner"


What is the relationship between exponentials and complex coordinates?

How can I intuitively understand complex exponents?


How do you temporarily disable figures and tables from being compiled into output file?

How can I remove the figures from a draft of my document?


How is Ctrl + / working as undo in Bash 5.0.3 on Debian 10.0?

How is ctrl + / working as undo in Zsh 5.7.1 on Debian 10.0?


List comprehension assignment/comparison fails after 256

"is" operator behaves unexpectedly with integers


How can I obtain items that exceed their maximum enchantment level?

How do I use an NBT editor to modify item properties?


How to properly compare two Integers in Java?


Categorical logit Predictor with too many different levels

Principled way of collapsing categorical variables with many levels?


How did Community ♦ post a bounty on a question?

How Does the Community User Set Bounties?


Why should main be present in a Java class?


When should I create a separate controller instead of a custom action in Rails?


Boolean method would not return correctly


How can I make an linear breakdown chart similar to those seen on iCloud?


mumble-server i386 depends on libqt4-core and libssl0.9.8

How do I resolve unmet dependencies after adding a PPA?


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


90s (or earlier) book, stars blocked out from Earth by a veil set by aliens who may have feared humans

help remembering book title - multiverses/bladerunner-ish future. "sphere of influence. 2150"?


Shared variable scope between two browser tabs?


Searching for questions with a self answer

Is it possible to search for posts where the OP self-answered?


Less generic generics? A possible solution for arithmetic in C# generics

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


Vector potential in presence of monopole

Can one introduce magnetic monopoles without Dirac strings?


How to install Eclipse for C++ on Ubuntu 18.04

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


Apollonius circle, its radius and center


Failed to download repository information while installing updates

"Failed to download repository information" error


Javascript : Coding standards, Pascal Casing or Camel Casing?

What is the best-practice casing style for javascript? Why?


In The Force Awakens what is the ranking order of the Storm Troopers?

What do different colors of stormtrooper pauldrons indicate?


Empty BIT values in MySQL version 5.5.32-log

MySQL always returning BIT values as blank


How to programatically open a file with a certain application and change the extension

Using Gimp to batch convert images to another format in Windows


Python code error when using QGIS plugin Openlayers

Python error with OpenLayers plugin QGIS 2


Reference request for introductory Field Theory.


Is there always a "the" before a superlative adjective?


Iphone - Twitter log out using MGTwitterEngine

logout from Twitter in iPhone using OAuth+MGTwitterEngine Library


Getting record type id by developer name without making query

Get Record Type Developer Name without SOQL Query


Pass ALL Arguments from Bash Script to Another Command

Propagate all arguments in a bash shell script


How to detect click/touch events on UI and GameObjects


Is there a difference between increasing focal length vs. cropping?

What is the difference between zooming in and cropping?


How often can a B1/B2 VISA holder visit the USA?

As a Canadian citizen, how often can I visit the US?


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


What is the single word to describe a person who's USED by another person


How to Recover HDD Formatted by "Create a Recovery Drive" Tool of Windows 8.1?

Recovering Data once a drive has been formated with windows re-installed


Sub-process /usr/bin/dpkg returned an error code (1) - package "runit"

"Unable to connect to Upstart" error when installing git-all


How can I cancel an edit I made on another user's question or answer?


Allow access to site only by domain name

How do I protect random people pointing their domain to my server?


HTML Element not working properly after dynamic insertion

Event binding on dynamically created elements?


How to restore a missing Recovery HD partition


C# Async File Download throws System.IO Exception


Passing that ball on, where does it end up in?

Find $x$ such that $\sum_{k=1}^{2014} k^k \equiv x \pmod {10}$


Midpoint-Convex and Continuous Implies Convex


How to create individual dll of asp.net mvc project pages?

asp.net mvc put controllers into a separate project


How to detect which Malware has affected my system

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


Matching until the first forward slash not followed by a forward slash

Regex: match first slash in url -- thats it!! ? not working for some reason?


Read from last line in file to first in C


can not chown a file from my $user to another $user


How do I pass an array from one form to another?


Is there a website with historical temperatures and weather data?


Is there any practical or mathematical difference between player rolling vs. DM rolling?

Why do attacks function differently to spells?


Can anyone explain why should we finalize an object?

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


Deriving the Bivariate Normal Distribution from Normal Distributions

Is it possible to have a pair of Gaussian random variables for which the joint distribution is not Gaussian?


Inbox not updating if a comment is updated

Global inbox message not updated after comment edit


How to install RTL8125 Ethernet controller kernel module or driver for Ubuntu 20.04


How to automatically add a shortcut for removable media on Windows desktop, like some Linux distros?

Automatically show connected mass storage devices on Windows desktop


How to create a deep copy of an object in Ruby?


Installing Windows after Ubuntu without live USB or CD

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


Why are queries parsed in such a way that disallows the use of column aliases in most clauses?


How do I pin a batch or Command file to the start menu in windows 10

How to pin either a Shortcut or a Batch file to the new Windows 7, 8 and 10 Taskbar and start menu?


BoxWhiskerPlot grouped: matching colors of outliers, whiskers, etc

Custom color for fence, whisker and outliers in BoxWhiskerChart


Is there a way to add custom fonts to Xcode to be available from a storyboard?

Designing labels/text views with custom fonts in Interface Builder


Are there only 81 levels in Tiny death Star?


How to extract all sub-strings of string with a specified start and end using StringCases?


Login limit exceeded error for an integration user

Integration User and Oauth Connected Apps


How to tell if a process is running via batch or script file?

How to check if a process is running via a batch script


Libre Office Calc - small sheet toolbar?

Sheet name font size on LibreOffice Calc is too small


Is there a way to get a good human readable error from a COM error in arcEngine?


^@ spam in tty (but seems to be system-wide)


A formula for the power sums: $1^n+2^n+\dotsc +k^n=\,$?


Macbook Pro 2010 Late Kernel Panic issues

Macbook 2010 Crash upon mild to heavy load


Can I restrict openssh to only allow public keys with pass phrases

How to tell if a public SSH key has a passphrase


How to Rotate TextView 90 Degrees and display


Why doesn't Java interpret > in a shell command?

Redirection with Runtime.getRuntime().exec() doesn't work


trigger command over network from/to Linux

Listen for incoming request on port on Linux, then run command


How to prove this equation of combinations?

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


How can we create a class forName if the class is Generic type

Create instance of generic type in Java?


Protected notice appears at the bottom of the page for guest users and is poorly formatted

Eeeek! Something stole the protection! (Why is this protected question unprotected?)


When printing key-value pairs in a dictionary, do they get printed in any particular order? (Python)

Why is python ordering my dictionary like so?


How do I do a complete DHCP Server Configuration


Accessing a JSON property (String) using a variable


How to calculate the velocity for such a situation


Why does the Community user approve and reject edits?


Duplicate Google Sheets' protected cells

In Google Sheets how do I duplicate a sheet along with its permission


How to understand $L_4$ and $L_5$ Lagrange points gravity balance?

Why are $L_4$ and $L_5$ lagrangian points stable?


Conflict between defernumbers option and custom made environment

Bibliography with citations in tabularx and defernumbers=true only prints [0]


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


How to host a website on a wifi-router and a USB drive?

Can I set up a website on a wifi router?


How do I 'overload' actions using attribute routing?

Can you overload controller methods in ASP.NET MVC?


Browser game engine - windows service, scheduled tasks, thread, cache tasks?


How to create a polygon (fixed width buffer) around a polygon in QGIS?


Thoughts on using email addresses as primary key


Matter waves? what does de Broglie mean?


Javascript page is fully loaded boolean check

Javascript - How to detect if document has loaded (IE 7/Firefox 3)


Want to Auto-Save EVERY webpage I visit (as HTML or MAFF/MHTML) - Solutions?

Is it possible to save every webpage you visit?


Adjust column width in Quick Edit or Datasheet View

Column Width in Quick Edit or Datasheet View


If $n$ and $p$ are coprime how it will be true for some $x$ and $y$. $Nx+ py = 1$

If $(a,b)=1$ then there exist positive integers $x$ and $y$ s.t $ax+by=1$.


Table in beamer says that something's wrong

Including Large Tables in a beamer Frame


Best way to do multi-row insert in Oracle?


He helps terraform Mars, and then regrets it

Sci-fi film about terraforming Venus, inadvertently killing the native worm-like Venusians


Find out which filters were applied to an email in Gmail

View filter(s) that are currently being applied to an email message


What causes the 'Connection Refused' message?


Why does't bibliography show up in my tex document?

Question mark or bold citation key instead of citation number


How to see featured questions in the Stack Overflow app

Add the "Featured" posts section in the Stack Exchange Android app


How to prove that $\sum_{i=0}^n\binom{n}{i}^2 =\binom{2n}{n}$

Inductive proof that ${2n\choose n}=\sum{n\choose i}^2.$


Django, how to trigger functions at a specific time?


Replacement for Nested SELECT statements for every row in SELECT clause


What is the best project structure for a Python application?


Can I skip over releases when upgrading?


How to delete duplicate cell in a SQL Server 2008 table


How do I use the Lagrangian to determine an orbital path?

What are common methods for calculating the time dependency of elliptical orbit?


What data structure is inside std::map in C++?


cannot scan QR code for login whatsapp web version


how to change the python's stdin buffer size?

Setting smaller buffer size for sys.stdin?


Why can´t an attacker find the key if he has the plain text, the IV and the ciphertext?

Is it possible to obtain AES-128 key from a known ciphertext-plaintext pair?


How can I access directory-local variables in my major mode hooks?


Asinine message preventing me from installing Xcode on 10.9.4

App Store is stuck in a loop trying to download a free app -- how do I make it stop?


Is it okay to use my US visa after a name change?


How to display background images in perspective?


Most efficient method to empty the contents of a file


Prove zeta function has coninuous derivatives of all orders

Prove that the Riemann zeta function has all higher order derivatives.


Can a shell script set environment variables of the calling shell?

Can I export a variable to the environment from a bash script without sourcing it?


Is there a convention on which name to use for a throwaway variable? (Like underscore in Python)

How to ignore list elements when extracting with pattern matching


Prove that $f$ is a non const continuous map then the image of an uncountable set under the map is uncountable.


How to load a single symbol for my LaTeX document

Importing a Single Symbol From a Different Font


How to prove that $n$ is a prime if $2^n-1$ is a prime

Prove that if $2^n - 1$ is prime, then $n$ is prime for $n$ being a natural number


Short story about government-mandated equality

Looking for the title of a futuristic book about enforced equality


“Could you” question vs “Would you” question


Ubuntu 19.04 Software Center - which apps are official / legitimate?

Why are there 2 packages for some applications (e.g. Chromium) in Ubuntu Software?


Operator precedence of +(concatenation) vs == in Javascript and Java

Which equals operator (== vs ===) should be used in JavaScript comparisons?


Add JavaScript to NewForm sharepoint list

Sharepoint 2013. Add JS to NewForm.aspx of a list


How to get any value of array with knowing one another value of that array in php


Trusting all certificates using HttpClient over HTTPS


Calculating agreement (Cohen's kappa) when each rater can choose a different number of codes

which statistic should I use for inter-rater agreement on nominal data, multiple responses


HTML a Tag Open new window And send POST value

Post a Form to Popup window not to the parent


Why won't my nether portal bring me back where I left?


How to copy a local file when I connect using ssh

Copy a file back to local system with ssh


How come $\frac{d}{dt}\left(\frac{\partial {r_i}}{\partial {q_j}}\right) = \frac{\partial {\dot r_i}}{\partial {q_j}}$ in Lagrangian mechanics?

Calculus of variations -- how does it make sense to vary the position and the velocity independently?


Why was the necklace given to Sansa in season 4?

Why such a complex plan to smuggle the poison to the Purple Wedding?


Viewing a question crashes Opera Mobile on Android

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


How to convert Date Difference value from float to int?

How do I convert a float number to a whole number in JavaScript?


Archimedes' principle: innacurate terminology?

Why does a cup with 100 g water float when placed on another cup with 50 g of water?


How do I fix low resolution on my Canon T5i?

How do you make the resolution bigger on a Canon Rebel T5i?


How do I know what symbols/characters are available in a font package?


How does the momentum operator act on state kets?


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


If I have German travel document for refugees do I need visa to Visit Australia?

Can I travel with a Geneva convention 1951 travel document to Australia without visa?


c++ coding standards with variables naming is that a good/bad idea?

Why shouldn't I use "Hungarian Notation"?


How to get ID of each inserted row from one insert query using MySQLi module

Get insert_id for all rows inserted in single mysqli query (multiple values)


Prove that maximal number of monomials ...

Maximal number of monomials of multivariate polynomial


Derivation of the Schwarzschild solution

What exactly is the difference between a Ricci-flat manifold and Minkowski space?


Add class and remove class based on checked radio?

Add class to target based on radio input value (toggle, like function)


What is the logic behind the expression cat > foo << "wordofchoice"


Colors in conditional formatting based on cell hex values

Colorize a cell in Google Sheets based on cell data


Help evaluating $ \int \frac {\sqrt{x^2-1}}x \ dx$

Evaluate $\int \frac{\sqrt{x^2-1}}{x} \mathrm{d}x$


How does node resolve a module location when its required from another module?


How to display error message on the same page even with attachment

Error In Displaying Message When There Is An Attachment


How can I backup directory and files including all sub directory and files using shell script?

creating a tar archive without including parent directory


Combinatorics - possibly pigeon hole, 100 by 100 matrix with numbers from 1 to 100

Prove that there exists a row or a column of the chessboard which contains at least √n distinct numbers.


How do I remove this Schlage double-cylinder deadbolt with no visible screws?


Prove that a nontrivial subring of a ring that is a domain has the same identity


Is the following $f:S^3 \rightarrow S^2$ a submersion?

Proving that the Hopf map $S^3 \to S^2$ is a submersion


What is a serialVersionUID and why should I use it?


Find the sum of first $n$ terms of the series: $\frac{1}{1\times2}+\frac{1}{2\times3}+\frac{1}{3\times4}+\cdots +\frac{1}{n\times(n+1)}$

What is the formula for $\frac{1}{1\cdot 2}+\frac{1}{2\cdot 3}+\frac{1}{3\cdot 4}+\cdots +\frac{1}{n(n+1)}$


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


What is the probability that a randomly selected patient, who was diagnosed positive, in one actually have cancer?

What is the probability of a biased coin coming up heads given that a liar is claiming that the coin came up heads?


How to use LINQ to select object with minimum or maximum property value


Can anyone help me to figureout what is this error & how to remove the packages that are causing this error? "I am new to to ubuntu"

How do I restore the default repositories?


Why linux is a monolithic kernel, while you can load/unload modules (e.g. drivers)?

How does Linux kernel compare to microkernel architectures?


Mac App Store shows update count but section is collapsed/empty


nextLine() in java cannot get the exactly value I want


Unable to correct problems, you have held broken packages


"Waiter's paradox" - what's wrong with this reasoning?

Riddle (simple arithmetic problem/illusion)


How can I avoid to define public all methods in a package

Naming conflicts with Dummy variables in several packages conflicts


Big white space when opening a question on Android app in RtL layout


Typing Complete Graphs with edge and vertex label


What does (void) 'variable name' do at the beginning of a C function?


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


How to implement a save/load system in Unity?

Saving player's progress in a Unity game


What is this shell/Bash syntax: someVariable=someValue someCommand


How to tag two Players in one /testfor command?

How do I select all but two types of entities in Minecraft with the type selector?


How to correctly use a boolean operator when analyzing a string in an if-statement?

Why does `a == x or y or z` always evaluate to True?


Date of creation for saved Wireless networks (WIN7)

Where are Windows 7 wireless connection event logs?


What are the default groups of the first user after a fresh install of Ubuntu 15.10?


How do PyQt/PySide handle multiple constructors?

How to overload __init__ method based on argument type?


What features make a lens good for astrophotography/low light photography?

What lens characteristics are important in star photography?


how to dual boot ubuntu on a pendrive[USB stick ]?

How to create a bootable USB with multiple ISO images in it


If I know the order of every element in a group, do I know the group?


Is it ok to define a prototype function on Object in Javascript?

How to define method in javascript on Array.prototype and Object.prototype so that it doesn't appear in for in loop


json_decode emoji gives strange characters like: ðY''


Merge two arrays as key value pairs in PHP


Why does this div goes way below 50% of the page instead of going straight to the center?

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


How come $32.5 = 31.5$? (The "Missing Square" puzzle.)


The titles of my articles are not indexed on google

Why aren't search engines indexing my content?


Creating object of abstract class in Java textbook

What does it mean to "program to an interface"?


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


In which should I let my gears when not biking?

When not used, what gear should I store my bike in


$\lim_{n\to\infty} \left(\frac{\left(1 + \frac{1}{n}\right)^n}{e}\right)^n$


Do I need a US Visa even if I am only transiting? I'm from the caribbean

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


How can I Perform Jquery Onclick on data came through ajax

Event binding on dynamically created elements?


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


Detecting if an IDataReader contains a certain field before iteration

Check for column name in a SqlDataReader object


Show that if a complex polynomial is such that all its zeros have negative real part, then the zeros of its derivative also have negative real part.

If all the roots of a polynomial P(z) have negative real parts, prove that all the roots of P'(z) also have negative real parts


How does Resist work against 1 attack that deals 2 separate damage types?

How does resist all apply to an attack that deals two types of (non-combined) damage?


Buoyant force of tides and conservation of energy


Evans Partial Differential Equations chapter 7 exercise 10 (uniqueness of regular solutions to the telegraph equation)

The energy method for $u_{tt}-du_t-u_{xx}=0, (0,1)\times(0,T) $


I need a substitution for Parmesan cheese


Remove drivers intalled from Additional Drivers section

Remove nVidia driver and go back to Nouveau


NullPointerException when setting Date in Android app

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


Object looses its scale on keyframe change

Blender not saving changes to object's origin point


Is it possible to ignore (not typeset) a column of a tabular by modifying its preamble only?


How to make deep copy of a dictionary within Dictionary in c#?

What is the best way to clone/deep copy a .NET generic Dictionary?


which ac-dc adapter work with my device?

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


Group view by term without listing terms multiple times


Is the ground state closest to the uncertainty relation?

Do stationary states with higher energy necessarily have higher position-momentum uncertainty?


viewWillAppear is never called, till I load a modal view controller in the of the view, after that viewWillAppear is behaving as we expect!

iPhone, addSubView doesn't call willViewAppear?


How do I concatenate column data into a single field in SQL?

How to concatenate text from multiple rows into a single text string in SQL server?


Check if values are empty or not with jQuery


create latex symbol from vector graphics


Why do electric field lines start and end at 90 degree at the surface of a conductor?

Why is the conductor an equipotential surface in electrostatics?


How to model a continuous variable lying between [0,1]

Regression for an outcome (ratio or fraction) between 0 and 1


Recursive method to return different objects stored as JSON files


Eclipse not showing property popup windows

Cannot bring up "Reference Chooser" window from Properties in Eclipse Android SDK


I have an error "apt-get -f install", help me fix it

dpkg error: "trying to overwrite file, which is also in..."


What is actually happening on the rom when I rooting android device? What is happen on rooting?


skipping a line using amsthm package in a corollary


What are analogous words to "occidental" and "oriental" for southern and northern?

How do you form the 'north' and 'south' versions of 'occident' and 'orient'?


Deleted /etc/apt, now apt-get gives a relocation error?


Does google search index by IP address or domain name?

Does changing web hosting affect search engine rankings?


Prove that a linear map is continuous if and only if it is continuous at 0.

Linear functional $f$ is continuous at $x_0=0$ if and only if $f$ is continuous $\forall x\in X$?


Ignoring strings in a list using regular expressions in python

Using startswith() function inside lists in python


Present perfect vs present perfect continous tenses

Canonical Post #2: What is the perfect, and how should I use it?


Change DNS to Coudflare 1.1.1.1 on Ubuntu 16.0.4 Server Hosted On AWS

How do I configure my DNS settings in Ubuntu server?


Is there a dictionary with phonemic transcription for different dialects?

Website giving pronunciations of English words recorded in different dialects?


Does time expand with space? (or contract)


What if my flight is delayed/cancelled leaving South Africa on my 90th day?

What will happen if I overstay in South Africa?


Convert datetime (e.g. 2016-01-01, 2016-01-11) to integer days (e.g. 0, 11) in Python

How to calculate number of days between two given dates?


How to customize title page in beamer so that it looks like


Finding the most popular tags on Careers


JavaScript for detecting browser language preference


Minecraft: Invalid Credentials - Cannot login on home network

Username and Password not recognized when logging into Minecraft


How to upgrade to GNOME 3.30 on Ubuntu 18.04.1


JavaScript test if number variable is a number

Validate decimal numbers in JavaScript - IsNumeric()


What happens if a French citizen goes to Poipet's strip of casinos and hotels between the Cambodian and Thai passport control counters?

What happens if you are refused entry between two countries?


What are better methods of generating prime numbers

Which is the fastest algorithm to find prime numbers?


How much will a poor first semester affect my grad school chances?


What's the difference between cosmic time and conformal time?


Prove / Disprove : if $a \neq 0$ and is not invertible so $a$ is a zero divisor

Rings whose elements are partitioned between units and zero-divisors.


Problem-solving approach to Classical Mechanics

Which Mechanics book is the best for beginner in math major?


Nautilus not generating thumbnails in 13.10


Does every 2-coloring of the edges of K6 contain 2 monochromatic triangles?

$K_6$ contains at least two monochromatic $K_3$ graphs.


Icinga: Installing icinga2 gives unmet dependencies errors

How do I resolve unmet dependencies after adding a PPA?


put a footnote just in down margin no near of body text


Left arrow key not working after spill, even with Karabiner?

Keyboard key stuck or not being recognized; how to fix


variables in $.get() function: can't access out of that function again?

Get var out of jQuery.get nested function


I want to re-install 16.04 on dual boot laptop

Re-install Ubuntu without losing data in home folder


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

How do I run executable scripts in Nautilus?


How do I connect 16 SATA-drives to one Adaptec ASR-6805 KIT? (2 SFF-8087 Internal Ports)


What causes the 'backspin' while sliding a pencil along a table?

Why does a ping pong ball change direction when I spin it on a table?


Positive semi definiteness of complex matrices [CSIR 2015]

consider the following subsets of complex plane


Can spells or spell-like abilities do non-lethal damage?


How to let `dpkg -i` install dependencies for me?


1/2 solved - Error removing old /etc/fstab entry to mount HDD


Error with adding to lists with an Integer variable - Java

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


Spring @Value with multimine properties file value


I want an animation such that this window move from right to left


Powering of Peltier Elements and power issues!


Execute snippet of code when key is pressed

How to catch keystrokes in Linux environment


Openlayers using Google Maps as base layer: possible to zoom out farther than max extent?


Can I install Kinemaster on Ubuntu 18.04?


analogue to Windows combination ctrl+alt+del

What is the equivalent of 'Control-Alt-Delete'?


Why direction of dipole is from negative to positive?

Why does the direction of a dipole moment go from negative to positive charge?


"...the document read like a statement..." - Is this just a mistake?


Navigate to the next question in the context?

Add the ability to go to the next/previous question when viewing a question


What is the fastest and shortest way to double (or multiply) a vector


What's the farthest distance one could possibly go in one round?

What is the Fastest a Character Can Move in One Turn?


Is publishing work based on post hoc analysis problematic?

What is the problem with post-hoc testing?


non public selector in payload warning iOS

the app references non-public selectors in payload/appname.app/appname: _terminateWithStatus


Lower bound for cyclic expression in four variables

Prove that, $\frac{a}{b}+\frac{b}{c}+\frac{c}{d}+\frac{d}{a}\ge 4$ where we do not use AM-GM inequality on the given statement to prove it.


Load all image from a folder on the website before opening it


If my post is clearly not a duplicate but users keep closing it as duplicate what am I supposed to do?

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


How do i prove how $S_5$ is generated by a two cycle and a five cycle?


Make text inside textarea not break to next line


python select a function based on the value in a dictionary

Calling a function of a module by using its name (a string)


unexpected execution of Exceptions in python


But I don't want "reduced advertising" when I get 200 Rep!


Convert IEEE Double to Integer - Verilog


How far should a CAT5 cable be from a power cable?

Can I run CAT5/6 cables parallel to electrical cables?


Provided that $\lim \limits_{n\to \infty} u_n=l$, prove that $\lim \limits_{n\to \infty} \frac{\sum_{k=1}^nu_k}{n}=l$

If $a_k\geq0$ is a decreasing sequence converging to $0$, do we have $\lim_{n\to\infty}\frac{\sum_{k=1}^n a_k}n = 0$?


Protecting client-side database IDs in a web app


Will upgrading to a faster server make my videos load / stream quicker for users?

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


Batch Test class Constructor Not Defined problem

How to use trigger design pattern: ERROR Constructor not defined: [CaseTriggerHandler].()


How do I update Drupal core on composer install?

What is the correct core update workflow?


Ninja-edit if your comment/answer is less than one minute old


playframework 2.x with scala - How to show logger info from specs2 running test?

How to force Logger.debug output in Play! framework specs2 tests?


Airport transfer from Stockholm-Arlanda to the central station


Intersection of straight line and circle


How can I make the While True line go a bit slower


Showing that a function is continuous when restriction on closed set is

For each $x\in X$ there exists a neighborhood of x s.t $A\cap U\neq \emptyset$ for only finitely many $A\in\mathcal{A}$. Show that f is continuous.


sudo command is not working at all? the following error is being shown

How to modify an invalid '/etc/sudoers' file?


How to login again in Users and Groups again and also how to gain sudo access which lost privilege

I don't have administrator account on my mac


How to put a subscript in the center of two letters


What is the total number of dismembered limbs in the Star Wars films?

How many hands / arms have been cut off in Star Wars?


It's naive of you to believe that. vs It's naive for you to believe that


Finding number of ways of selecting 6 gloves each of different colour from 9 pair of gloves?

Finding number of ways of selecting 6 gloves each of different colour from 18 gloves?


Find command to list the directory names which consists only of "numbers" (0-9)

Regex that matches only dirnames with integers and dots


How to display the maximize button in SharePoint 2013?

How to Add maximize button to the OOB forms in SharePoint 2013


edge cover number + matching number = $|V|$

Prove that the sum of minimum edge cover and maximum matching is the vertex count


How do I download a torrent file from PirateBay?

How to tell Chrome what to do with a magnet link?


How to change the size of monitor in "Customize your display" (NOT RESOLUTION)


difference between null != something and something != null


Exception handler on multiple row insert PostgreSQL

Optimal way to ignore duplicate inserts?


Make text appear at the center of the SPAN horizontally and vertically

How to center an element horizontally and vertically


How many iterations does it take to cover a range with random values?

Expected time to roll all 1 through 6 on a die


How to define a macro which does not read the next token after itself?


NullPointer Exception in adapter.getView happens for unknown reasons

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


Python Calling a Function Name as a Variable


Redirect non-local connections to HTTPS in nginx

In Nginx, how can I rewrite all http requests to https while maintaining sub-domain?


What is the difference between matter & spacetime?

Why does space expansion not expand matter?


What options exist for viewing mp4 tags in list view?

How to add columns displaying Audio and Photo (EXIF) metadata information into Nautilus list view


GPS PPS signal corresponds to data time?


When I installed Ubuntu my windows 8.1 does not load?

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


Calculate all possibilities to get N using values from a given set

Algorithm to find elements best fitting in a particular amount


Continuity in a function defined only at one point

Continuity of a function at an isolated point


Invalid filename extension in apt sources.list


Let $R$ be a commutative ring and $a_1, \dots, a_n$ elements of $R$. Prove that $\frac{R[x_1, \dots, x_n]}{(x_1-a_1, \dots, x_n-a_n)} \cong R.$

$\ker \phi = (x_1-a_1, ..., x_n-a_n)$ for a ring homomorphism $\phi: R[x_1, ..., x_n] \to R$


Is it possible to apply for Ph. D. program in Physics with a CS background?

Graduate school admission with a degree in a different field


What is the difference between ‘truemm’ and ‘mm’ etc.?


Is there a built-in method to compare collections?


What is a tty, and how do I access a tty?


Product of quotient maps and quotient space that is not Hausdorff


Install older version of software and dependencies

How do I resolve unmet dependencies after adding a PPA?


Can’t find file to patch at input line 3

How can I apply a -p0 patch from any working directory?


No space between three-digit table number and title in List of Tables (KOMA-script)

How to modify the space between the numbers and text of sectioning titles in the table of contents?


ERROR: Warning: mysql_num_rows() expects parameter 1 to be resource, boolean given in C:\xampp\htdocs\...\....php on line 19

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


How was Umbridge even able to cast a Patronus?

Why could Dolores Umbridge conjure a Patronus?


What can I do if my USB flash drive is write-protected or read-only?


How to remove "all new line character" in a JAVA string


What is the right tool to process big .xel files (SQL Server Extended Events logs)?


Java Swing: Problem with JComboBox and ActionListener?


My hat falls off when editing tags with keyboard shortcuts


Help to recover OEM w7 product key from bios after hdd fail all back ups failed n discs lost

Retrieve Windows 8 Product Key from mainboard


Can an iOS app determine the other apps that are on the iphone and what permissions they have?

Can an app determine the other apps that are on the phone and what permissions they have?


Is the Axiom of Choice necessary in the proof that any subset of a metric space that contains its limit points is closed?

Proving there is a sequence convergent to a limit point of a set without axiom of countable choice?


Unable to answer protected question despite having enough reputation

What is a “protected” or "highly active" question?


Problem to set the group rights correctly

After adding a group, logout+login is not enough in 18.04?


How to factor $x-y$ out of $x^n - y^n$ for some arbitrary $n\in \mathbb{N}$


Fantasy story where a young girl (I think) discovers magic, but must then hide from all magicians

YA book about a young powerful female caster attending a school that trains in magical arts and duels


Indefinite Integral Constant Multiple Rule


Isomorphism between $T$ and $O$ - Abstract Algebra

Ring of matrices isomorphic to $O := \left\{a+b\frac{1+\sqrt{D}}{2}: a, b \in \mathbb{Z} \right\}$


Unable to click on ListPreference Dialog in PreferenceFragment

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


Copy and past test cases into Office - or plugin

How can I generate an HTML report for Junit results?


how to compress the image size in visualforce page

Resize Image in Photo Upload in Visualforce before save in attachment?


bash variable capture stderr and stdout separately or get exit value

Capture stdout and stderr into different variables


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


Copy current line to clipboard in Notepad++

Is there a keyboard shortcut to select the entire current line in Notepad++?