Why I don't have access to my wpf-image?

The calling thread cannot access this object because a different thread owns it.How do i edit the image?


How to find the prime factors of a number in Python?

What is the best way to get all the divisors of a number?


WordPress plugin activation error: unexpected output during activation

The plugin generated X characters of unexpected output during activation (WordPress)


How to number of occurrence of a word in a ArrayList?

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


How to access files/directories with spaces in the name?

How do I enter a file or directory with special characters in its name?


Discrepancy calculating the distance between two opposite corners of a rectangle: infinite subdivisions vs hypotenuse


Global Variable not being assigned in AJAX

How do I return the response from an asynchronous call?


Probability of drawing the Jack of Hearts?


CSS ID and class doesn't show any difference

Several elements with the same ID responding to one CSS ID selector


Re-arranging / selecting of a data table very slow in For loop

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


How are symmetries defined mathematically?


Ways to evaluate $\int \sec \theta \, \mathrm d \theta$


Objects appear in the viewport and preview render, but not in the outliner or final render


What year is it in Spider-Man: Homecoming?

Which year does Spider-Man: Homecoming take place in?


Can't find openjdk's jre? No Java plugin in Chrome web browser


how to pass a javascript variable to a java servlet?

Accessing post variables using Java Servlets


Can I use both GPU and CPU together when I render with Cycles to decrease render time?


How to vertical center a div in a div with unknow height?

How can I vertically center a "div" element for all browsers using CSS?


Embarking on a Schengen-bound flight on the night before my visa is valid

If my Schengen visa starts on the day of arrival which is one day ahead of departure, would they let me get into the plane?


Creating preview thumbs for a Windows directory with images

Automatically generate thumbnails for all subfolders of a directory in Windows 7?


Notifications with a HTML encoded entity render improperly if a truncation occurs in the middle of the entity

Inbox chops messages in the middle of an HTML character reference


When to use "love to do something" and "love doing something"?

“I like to do (be) something” vs “I like doing (being) something”


Convert 0's to NoData in QGIS Raster Calculator

How to set all pixels with value <= 0 to "nodata" in DEM raster?


Why does the heaviest point on a spinning ball tend to become the topmost pole?

The secret behind the spinning, asymmetrically weighted, 2D disk-shaped top?


g++ Undefined reference in templated class

Why can templates only be implemented in the header file?


How to localize inline strings in a windows forms strings?


What hardware does Ubuntu Touch support?


Can I replace 4GB 1Rx8 PC3L 12800S with 8GB 2Rx8 PC3L 12800S RAM

How to find which RAM to get for my computer?


Are there any simple rules for choosing the definite vs. indefinite (vs. none) article?


how to decompress gzipped contents in JAVA

How to decompress a gzipped data in a byte array?


gnome-terminal: can't access url from the terminal by single click

Is there a way to left-click links in gnome-terminal or am I out of luck?


Allowing users access to SQLPLUS and to compile PLSQL

Allowing users to compile / run PLSQL and SQL


How does tar deal with hardlinked files?


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


How to change the font size in Math mode in LaTeX?


Find any of days is fall under list of dates

How can I determine in SQL Server if a dateTime range overlaps another


How to explicitly split long TOC in beamer?

Can I control the position of the column break within a two-column TOC?


Why do we use 'the' for non specific nouns?

Using "the" instead of "a" for something that isn't a specific object


Should I override templated base class's function in specialized derived class?

Why can templates only be implemented in the header file?


GIS Consulting - How to Get a Foot in the Door?

Finding GIS consultancy/project work (rather than jobs)?


Solve this limit: $\lim\limits_{n \to \infty} \frac{2^n+3^n}{2^{n+1}+3^{n+1}}$

simple convergence test $\lim_{n \to \infty} \frac{2^{n+1}+3^{n+1}}{2^n+3^n}$


"Multi-Collider Thingy" doesn't dropdown on question pages (IE8)

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


How to implement hashcode() for a specific Java class?

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


Find the power series of $f(x)=\frac{1}{x^2+x+1}$


math.h - Cannot compile Code with log() and rand() function


Pre-70s science-fiction short story: "Cracker for my Megatherium?"

SF short story ID, written 40s—60s, primitive aliens who are much smarter than us


Can't use flashplayer since upgrading to 19.04?

Flash with Chromium or Google Chrome broken on Ubuntu 19.04


How to retrieve image from database in c#


How can I access and process nested objects, arrays or JSON?


Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'float java.lang.Float.floatValue()' on a null object reference

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


Prove that $n=\frac{5^{125}-1}{5^{25}-1}$ is a composite number

Prove that $\frac{ 5^{125}-1}{ 5^{25}-1}$ is a composite number


How to deny a specific user to reboot or shut down with sudo

Editing sudoers file to restrict a user's commands


Make gameObject “stick” to another gameObject after it has collided with it?


How Do I Turn Off The Monitor In Ubuntu 20.04?


How to write test program and let the ThreadUnsafe get the division-by-zero error?


Identify size of heap memory from a heap dump file?

Java seems to ignore -Xms and -Xmx options


My app crashes on launch with getActionBar()


The velocity of body and the increase in relativistic mass

Would travelling at relativistic speeds have any impact on human biology?


Why java use quick sort algorithm instead of merge sort in small array?


Why can't an energy level exist containing 0.9 electron wave wavelengths? Why must it be a whole number?

Electron shells in atoms: What causes them to exist as they do?


Oneboxing a onebox from a different chat server generates a weird URL


Are there quicker and less error prone methods for finding determinant?

Efficient algorithm for calculating determinants


"him arriving and me finishing the wine"

When to use an object pronoun or a possessive adjective before a gerund


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


Create a domain-specific ".site.com" cookie with Ruby's selenium-webdriver


Strategies to denest nested radicals $\sqrt{a+b\sqrt{c}}$


What's the difference between (int *pointer) and (int* pointer)

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


Plotting several 2d functions in a 3d graph


Which of the following spaces are homeomorphic?

If $f$ is continuous then $G$ is homeomorphic to $X$.


How to round off the numbers to 2 decimal places?

How do you round a number to two decimal places in C#?


How is the F-Stat in a regression in R calculated


What is the best place to raise questions related to Docker and Kubernetes?

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


Is the past tense correct in "Did you know Fred was a doctor?"


Is "Read only routing" the only way to force the connection with ApplicationIntent=ReadOnly to connect secondary replica?

Connecting to ReadOnly Secondary Replica of SQL Server via the Listener by Default


Is there a point in accepting a surrender in FTL?

Should I accept a ship surrendering or should I finish it off?


Area 51 reputation changes not showing up on reputation tab

Area 51 reputation changes do not show up in the new Top Bar


Freeze columns A and B and row one in Ecxel

Freeze row and columns in Excel (at the same time)


I went window-shopping and I was window-shopping

Do the -ing and to-infinitive "verbs" that follow catenative verbs always take the grammatical function of "noun"?


Using CookieContainer with WebClient class


Alternatives for paint.net that can be used for pixel art


Ubuntu Software became fully transparent

Ubuntu Software gets into a transparent background


Why does combining my SQL queries into one not work?

PHP: multiple SQL queries in one mysql_query statement


Prove that $S^1{\setminus\{(1,0)\}}$ is homeomorphic to $]0,1[$

Show that $S^1 - \lbrace (1,0)\rbrace$ is homeomorphic to the open interval $(0,1)$


Object Reference Not set to instance of an object for loop

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


How does surprise work when both sides of an encounter are attempting to surprise the other?

Is it possible for both sides of an encounter to be surprised?


Can you beat eggs inside their own shell?


Looking for a self-contained book on QFT

What is a complete book for introductory quantum field theory?


The 'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine happens in other computers

Microsoft.ACE.OLEDB.12.0 provider is not registered


java.lang.NullPointerException when cast TextView

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


How do I deal with 'take backsies', particularly in Twilight Imperium?

Taking back turns, and forgotten privileges


How to add class in existing class given element JavaScript?


Hide and Show button not working after appending

Event binding on dynamically created elements?


Why would one declare an immutable class final in Java?


prove that Petersen graph has no cycles less than or equal to 4

Why girth of Petersen Graph is five? (Proof)


Excel - How to combine a hyperlink cell and text cell?

Create a hyperlink from URL and title in Excel


Is there a way to format a diff patch block?

Is there a ready solution to typeset a diff file?


What kind of energy/force do astronauts experience away from the earth 's atmosphere/beyond?


What is the scope of variables in JavaScript?


Comment on a question without 50 reputation points

Answer appears automatically converted as a comment


arabic not showing when print it as JSON


How did Cooper send a formula through the watch as Morse code in Interstellar?


How does one choose a random isotropic direction and then have the vector have norm 1?

How to generate uniformly distributed points on the surface of the 3-d unit sphere?


Background Green Screen Refuses to Render

Can Blender render pngs with the background transparent?


Why is the slope a part of the area of a surface of revolution?

Areas versus volumes of revolution: why does the area require approximation by a cone?


Are there any decent picture editing programs in Ubuntu like Ifran View?


If $AB = I$. Prove that $BA = I.$(use only linear combination/matrix multiplication)


Getting error "List has more than 1 row for assignment to SObject" when sending data from controller to view

System.QueryException: List has more than 1 row for assignment to SObject


Is $f(x,y)=\frac{xy^3}{x^2+y^6}$ differentiable at $(0,0)$?

Prove that $\lim_{(x,y)\rightarrow(0,0)} \frac{|x|^{a}|y|^{b}}{|x|^{c} + |y|^{d}}$ does not exist


Wanted: Matlab example of an anonymous function returning more than 1 output


Can't install Nvidia Drivers on Ubuntu 18.04.2 LTS (GTX 1050 Mobile, AMD Ryzen 5 2500u)

Why do I get "Required key not available" when install 3rd party kernel modules or after a kernel upgrade?


TestClass for throwing Exception while testing Trigger

List has No Rows for Assignment to SObject: Error


Alternating colors for stacked bar charts

pgfplots: Multiple (shifted) stacked plots in one diagram


Reference - What does this error mean in PHP?


Unable to change gnome-terminal tab title any standard way


My Backlinks Indexed and shown in SERP few weeks back. Today I checked again 50% are not showing in SERP

Why aren't search engines indexing my content?


How can I kill a dll loaded with reflection

How to unload an assembly from the primary AppDomain?


Error Message : System.DmlException when tring to insert an record in Test class

Error: MIXED_DML_OPERATION on setup and non-setup objects


How to keep the Linux prompt unchanged on changing directory?

How can I shorten my command line (bash) prompt?


JQUERY: How do I select an option by value?

How do you select a particular option in a SELECT element in jQuery?


External USB3.0 4TB HDD is not recognized by Mac OS X

Disk Utility (recovery mode) stuck at loading


How to ajax-refresh dynamic include content by navigation menu? (JSF SPA)


why am i getting null pointer exception when trying to set a value to "rating" in my rating bar?

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


Virtualbox Freezes Entire Computer when starting any Virtual Machine

VirtualBox 5.0.40 crashes the whole host since update to kernel 4.13.0-26-generic


Align text in the middle of a table cell

How to create fixed width table columns with text raggedright/centered/raggedleft?


What is the conjugate prior distribution?

Can anyone explain conjugate priors in simplest possible terms?


fastest way to add a click handler to elements being added to the dom

Event binding on dynamically created elements?


Plural Possessive (With Mom and Dad's Love)

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


Trying to convert a UNIX time in c# into DateTime

How can I convert a Unix timestamp to DateTime and vice versa?


Is it grammatical to use "would" twice in a sentence? Why? Please consider the following examples


Blender do not show strokes when importing SVG


i want to call a java class from the worklight adapter


Can PS4 Minecraft join with PC Minecraft?

Can Minecraft Pocket Edition play with a desktop Minecraft?


Can I freeze stew made from leftover roast beef?

food safety regarding re freezing twice cooked chicken


Cause of 180 degree phase shift of reflected light

Phase shift of 180 degrees of transversal wave on reflection from denser medium


Not able to create a stored procedure for a table insert in DB2 UDB 10.5


Are there any official class options in 5e not mentioned in the PHB, and if so, where can I find them?

What are the official, WotC-published classes and subclasses in 5e?


Sorting An Array Of Custom Classes In Swift

Swift how to sort array of custom objects by property value


Removing earlier duplicates from a list and keeping order

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


E: The package ubuntu-mono needs to be reinstalled, but I can't find an archive for it

Apt/Synaptic needs to reinstall package but can't find the archive for it


Let $G$ be a group containing exactly $2n$ elements, $n\ge1$ integer.

Group of even order contains an element of order 2


$f :\mathbb{D}\rightarrow \mathbb{D}$ is a holomorphic function and $z_0$ is a root of it, How can I prove $|z_0| \geq |f(0)|$

Upper bound for $|f(0)|$ based on its behavior within the unit disk.


How can Mathematica automatically replace NonCommutativeMultiply[x] with x for a single argument x?

Constructing a function with Flat and OneIdentity attribute with the property that otimes[a]:>a


Prove that a convex function on $\mathbb{R}^n$ is continuous


Why is the mole/"amount of substance" a dimensional quantity?


Replace string with HTML equivalent. Apart from  tags


Why creating a new form and showing it in another thread does not raise cross-thread exception in Visual Studio?

How do I update the GUI from another thread?


Does Feeblemind prevent items that raise intelligence from functioning?

What would happen to my Intelligence score if I am affected by Feeblemind and attuned to a Headband of Intellect?


Convergence of series $\sum_{n=1}^{\infty} \frac{\ln^\beta(n)}{n^\alpha}$

Convergence of $\sum\limits_{n=2}^\infty \frac{1}{n^\alpha \ln^\beta (n)} $ for nonnegative $\alpha$ and $\beta$


Going from Ubuntu 16.04 to 18.04, GNOME not working properly

Upgraded to Ubuntu 18.04, but I still have old UI


How to mark an angle using the angles library of pgf 3


Hire experts to help out small Stackexchange sites with lots of unanswered questions

Hire one (or more) "official" lawyer to roam the [legal] questions on the SE network


What is the advantages in using foreign keys and disadvantages in not using?


How can I make an infinte terrain with object pooling in Unity?


CSS transitions doesn't work with height property

How can I transition height: 0; to height: auto; using CSS?


does setup and draw function run parallel in processing

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


How should I make my overleaf use pi intervals for sinx instead of numbers

Locating tick marks at integral multiples of pi/2


How can I run sudo after deleting my password?

How do I reset a lost administrative password?


is there a difference between these 3 diodes?


Why does it seem like parts of my code is being skipped over?


Does freezing food reset the amount of time you can put it in the fridge?


ps2pdf error with \arrow in chemfig package

tikzpicture won't render 'usable' PS code


If Java is pass-by-value, then why can we change the properties of objects in methods?

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


Notice: Undefined index: "$file = $_POST['file'];"

"Notice: Undefined variable", "Notice: Undefined index", and "Notice: Undefined offset" using PHP


Can determinant of a matrix be found without recursion?

What is the best algorithm to find a determinant of a matrix?


jQuery height animation jumps when animation is complete


Traveling to Canada by Car from U.S. without Passport and re-entering U.S. by car without passport?

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


simple java daemon loop receives out of memory exception

java stackoverflowerror thrown in infinite loop


Nvidia-settings PowerMizer performance-mode on 12.04.4 64-bit


How to delete whole object by knowing only its base-pointer


Double inequality involving gaussian and erf functions

Proof of upper-tail inequality for standard normal distribution


equivalent of showframe on generic boxes (for debugging)


Re-entering Israel as a tourist after student visa expires?

Re-entering Israel after Student Visa expires?


Prove that $\lim_{x \rightarrow \infty} \frac{f(x)}{x}= \alpha$ when $f$ is continuous and $\lim_{x \rightarrow \infty} (f(x+1) - f(x)) = \alpha$

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


Generalize converting a Linq-to-SQL object representing a table to a DataTable

Convert generic List/Enumerable to DataTable?


How can we initialize non-static class variables in Java?

Should I instantiate instance variables on declaration or in the constructor?


When do I use the possessive with "Tiffany & Co"?


BibTeX natbib with super does not allow using occasional \citet


Center of Heisenberg group- Dummit and Foote, pg 54, 2.2


What is the difference between quotes and brackets for pre-processor directives in C++?

What is the difference between #include  and #include "filename"?


Which sort algorithm works best on mostly sorted data?


Some strings have completely disappeared from Transifex

Already translated strings have lost their translations


Why are empty and non empty TikZ matrix cells not equally placed?


Map errors returned from WinHttpSendRequest using FormatMessage

Why is FormatMessage() failing to find a message for WinINet errors?


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


Own equation environment for - R syntax formulas

How can I have numbered verbatim environments?


How can I create a rectangular graphic with curved edges?


How to unsubscribe from an event which uses a lambda expression?


RSA_verify Returns zero. with error Algorithm:mismatch


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


What are some good books on group theory?


Video orientation flag reset or disabling it on youtube

iPhone recorded videos getting rotated on Windows systems


Spring - what is it and why would I want to use it?

What are Dependency Injection & Spring Framework about?


Find angle of triangle within an isosceles triangle


How to sort array containing objects such as abc, abc1, abc2, abc10, xyz112


Is Essos a safe place when the winter comes?

If Westeros falls to the white walkers, would Essos be in danger?


“This computer currently has no detected operating systems.”

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


MySQL/PHP Counting the top 3 most common values in a column

How to count occurrences of a column value efficiently in SQL?


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


What do querySelectorAll and getElementsBy* methods return?


proving uniform convergence of function series from pointwise convergence

Uniform convergence, Bounded derivative.


"Notice: Undefined variable", "Notice: Undefined index", and "Notice: Undefined offset" using PHP


How to keep playing online videos when screen is locked?

How to play a YouTube clip in background/minimised?


Do you capitalize both parts of a hyphenated word in a title?


How to Take HDR Photos of Moving Objects?

How do I photograph moving subjects to allow good HDR processing?


How prove this $x^3<\sin^2{x}\tan{x},x\in\left(0,\dfrac{\pi}{2}\right)$


How to check for nulls in a deep lambda expression?

Possible pitfalls of using this (extension method based) shorthand


How can I track my sportmanship progress

Is it possible to know how many competing answers I upvoted?


How can an international student get accepted into a PhD program in an area different from his MSc?

Graduate school admission with a degree in a different field


How do I add folder to GitHub? IT keeps saying On branch main nothing to commit, working tree clean

How can I add an empty directory to a Git repository?


How is the strength of password evaluated?

How to calculate the entropy of passwords?


Proof of K-Means convergence in finite iterations


Why doesn't bounty end when I accept my answer and why a grace period starts?

Why not automatically award the bounty to an explicitly accepted answer?


How to check if command line argument is file or not in python?

How do I check whether a file exists without exceptions?


fatal error: Python.h: No such file or directory

I have Python on my Ubuntu system, but gcc can't find Python.h


R: How to split string on certain column and move each substring to next line?

Split comma-separated strings in a column into separate rows


The Workplace activity missing from Network Profile


Java typical usage of Void autoboxing type


How can I effectively manually focus a Nikon D3300 using the viewfinder?

How can I accurately focus manually on an APS-C DSLR?


Constructors without parameters giving me errors


Get entire string from URL including non query strings C#

How do I get the full url of the page I am on in C#


Create sequence of repeated values, in sequence?


Using wp_query is it possible to orderby taxonomy?


Is there a function to "zip" two cell arrays together?


Programatically determine the size of an array of strings

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


What is wrong with making a unit test a friend of the class it is testing?

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


Use an indented contour and residues to establish the Cauchy principal value of $\int_{-\infty}^{\infty}\frac{\sin x}{x}$ using complex integration.

Computing $\int_{-\infty}^\infty \frac{\sin x}{x} \mathrm{d}x$ with residue calculus


Configuration of Used Microcontroller Pins


Convert sub-folder into separate project without losing history?

Detach (move) subdirectory into separate Git repository


Find and replace text within a file using commands


How to read a complete line from the user using cin?


Why I have to press keys two times to get the ^ or ´ or ` symbol in Windows 7 and how can I fix it?

Apostrophes and double quotes don't show up until I type the next letter


Does core 2 duo E8200 Support 64bit windows?

Intel® Core™2 Duo Processor E4300 - Is it a 64 Bit Processor?


How do I calculate the distance of an object in a photo?


In which part of the history the man jumped from the intuitive concepts to the most complex ones?


Exporting QGIS Raster/Vector layers into one PDF?

Is it possible to export geospatial PDF from QGIS via GDAL/OGR?


How can I pass command-line arguments to a Perl program?


Which law is more fundamental, Gauss's law or Coulomb's Law?


Couldnt find a way to open blender software

How to install Blender from the official website


How to calculate resistors for transistor driver circuit

Need help calculating resistance for transistor base


NODEJS mongodb how to put variable inside like query

How do you use a variable in a regular expression?


Error: query has no destination for result data while using a cursor


difference between MySQL and noSQL databases

What are the differences between NoSQL and a traditional RDBMS?


"In back of'' vs. "back of" vs. the spatial sense of "behind" in AmE


How to report a no-more-valid-answer to a locked question?

What if the answers of a historical locked question become obsolete?


What software do you use for drawing diagrams?

What tools (ideally affordable ones) would folks recommend for creating a website wireframe?


What error code does a process that segfaults return?

Are there any standard exit status codes in Linux?


Function from a sphere to the real line.

$f : S^1 \to\mathbb R$ is continuous then $f(x)=f(-x)$ for some $x\in S^1$


How to keep cell blank until date entered

Display Blank when Referencing Blank Cell in Excel 2010


In JQuery, why does $(this) == $(this) return false?

How to determine equality for two JavaScript objects?


Solving an interesting polynomial with degree 4?


Find the eigenvalues and eigen vectors of $A=(a_{ij})$ where $a_{ii}=0$ and $a_{ij}=1;i\neq j$.

Determinant of a rank $1$ update of a scalar matrix, or characteristic polynomial of a rank $1$ matrix


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


Applicable of Spring Annotation in different layers

What's the difference between @Component, @Repository & @Service annotations in Spring?


How to write a word within some text using Latex


Not able to replace sub string having bracket from string array in typescript/javascript

What special characters must be escaped in regular expressions?


If an electron is a singularity do we talk about a black hole?

Are electrons just incompletely evaporated black holes?


Please make the valuable flair™ higher quality


Splitting a Python list into a list of overlapping chunks

How do you split a list into evenly sized chunks?


How do I pick a part that goes into a breadboard when I order it?


Conversion from Minutes To Hours:Minutes:Seconds

What is the best way to convert seconds into (Hour:Minutes:Seconds:Milliseconds) time?


Intuition behind quantum CNOT gate applied to a pair of electrons

How is CNOT operation realized physically?


gcd of two polynomials using euclidean algorithm

Euclidean Algorithm for GCD of polynomials


Cross-compiling mono for proprietary ARM device


Why is the sum of outer products equal to the matrix product of a matrix and its transpose , so $A^TA = \sum_{i=1}^n a_i a_i^T$?


Can't install Bastille on ubuntu saucy 13.10


Python regex not matching row if the target is at the end of the line

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


launchd plist format for running a command at a specific time on a weekday


Plotting Phase Plane with StreamPlot function


Create hotspot using CLI only - ubuntu 14.04


Why Negative refractive index is negative


Can't write to micro SD Card nor format it


Generalization of convolution operation?

Is the convolution operation some kind of group operation?


How can I deactivate Bluetooth on system startup?


Convert Unicode escape sequence to UTF-8


How do I abort the execution of a Python script?


Why their is no badge assigned for profile views

Is there going to be a Popular Profile badge?


Ubuntu 16.04.1 LTS Could not find any bluetooth device(while it is recognized)


Upgrading Ubuntu 12.10 to 13.04 using bootable USB alongside Windows 7

Upgrading to Ubuntu 13.04 with live USB on dual boot system


How do I compare two folders to see if they have the same files and list the common files into text file?


Where is the Ubuntu file system root directory in Windows Subsystem for Linux and vice versa?


Concatenating Column Values into a Comma-Separated string

How to use GROUP BY to concatenate strings in SQL Server?


This method is more easy to understand. This method is easier to understand


Why python code shouldn't exceed 80 chars?

Why does PEP-8 specify a maximum line length of 79 characters?


Proof of Vector Triple Product by Directions and Magnitudes


Display the original author's avatar on Community Wiki posts

Why do single-author community wiki answers (or questions?) link to revisions, rather than to the author's profile?


How to perform a slope analysis in QGIS?


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


Alien universe - is there any information about the political situation on earth?

What form of government exists at the time of Alien/Aliens?


Why is $\mathbb{C}$ algebraically closed, but $\mathbb{R}$ isn't

Why is it that Complex Numbers are algebraically closed?


Commutators and associators of positive integer exponents


Installation of TeX Live did not solve a missing package problem

How to install "vanilla" TeXLive on Debian or Ubuntu?


Prove that expression is never an perfect square.

Product of $5$ consecutive integers cannot be perfect square


What's a good book on advanced linear algebra?


How compute $\lim_{p\rightarrow 0} \|f\|_p$ in a probability space?


Anchor id tag to bring section to a desired position

Fixed page header overlaps in-page anchors


How can I test a python code in blender?


AIC/BIC for model selection between GLM and LM?

Goodness of fit and which model to choose linear regression or Poisson


Ubuntu 14.04, NVidia GTX 750 double DVI output, only one DVI works

How do I install the Nvidia driver for a GeForce GT 630


Story Identification : Aliens revive museum humans


My locations on my google timeline are showing places i never been,and now my bf thinks im cheating

Google Maps Location History is showing an incorrect location


Is there more to an interface than having the correct methods


Godox x1r x1t and canon speedlite 430exii

How do I set up a Godox X2Tc to control a Canon Speedlite 430 EXII


How to judge our scale as a metric for what kind of hosting service I need?

Can you help me with my capacity planning?


I can't connect to internet without using my VPN with Ubuntu 16.04 LTS

Internet connection not working although it says it is connected


Why wasn't Snape punished for attempting to save Harry's life?

Why didn't Voldemort suspect Snape as a double agent during Philosopher's Stone?


Upgrade from 19.04 to 19.10 update and details

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


Show that the $\max{ \{ x,y \} }= \frac{x+y+|x-y|}{2}$.


Easy way to create fallback installation of my system?

How would I use tar for full backup and restore with system on SSD and home on HDD?


Re-entering the US after an extended period in Canada

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


How do I download the b1.7.3 server file?

Is it possible to download a previous version of minecraft_server.jar?


How to get input voltage of 5 and 6 volts


How do I change time and weather of my world?

Is there a way to change time in creative mode of Minecraft?


Set brightness to zero in Windows (like in Ubuntu)

How can I dim my computer screen beyond the minimum?


Prove or disprove : Every bounded sequence converges.


Using "" Rreturn Error:- The attempted operation is prohibited because it exceeds the list view


Setting ActionMode Background programmatically

How to animate background of ActionMode of the ActionBar?


Mod of numbers with large exponents [modular order reduction]


What's the proper way to check for deeply nested attributes in javascript?

string 'properties.dimensions.length' to access hash {properties: {dimensions: {length: 23}}}


Lyx bibliography for link-to-biblography style

hyperlink name with biblatex authoryear (biblatex 1.4b)


The concept of protection diodes across a fan/motor?

How diodes protect H-bridge DC motor driver?


Can we crash browser forcefully using javascript

How do you force Chrome pages/tabs to crash using JavaScript?


C++ construct that behaves like the __COUNTER__ macro


Is there a way to get all the location of an Annotation?


How to find the length of array in c language?


Amount of transitive relations on a finite set

How many transitive relations on a set of $n$ elements?


comma operator usage with assignment operator in C


Exception while creating connection to multiple dbs through threads

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


How to make show page date attribute view different?


SSIS TRANSACTION ROLLBACK ON FILE TRANSFER FAILURE


I Roll To Seduce The Dragon! (or, Do doublings of proficiency bonus stack?)

Do features that allow you to add twice your proficiency bonus, under some other name, stack with Expertise?


Will a monitor work if I make a VGA cable with common return and ground?


How can I install HP printer(LaserJet P1007 ) driver in my Ubuntu 20.04?

How should I install HPLIP binary/proprietary plugin/driver for my HP printer or printer+scanner?


How do I install an individual package on a Linux system?


Adding objects to an ArrayList from another class


Do you use "a" or "an" before acronyms / initialisms?


What is causing pinching artifacts in this mesh?


2PC Private Set Intersection Optimized for asymmetrically sized sets


What intent would open a pdf from a url?


How to merge multi-dimensional array into single array in PHP?

How to Flatten a Multidimensional Array?


Is rigorous functional analysis useful for theoretical physics?


Should Stack Overflow/Exchange have a mechanism for marking obsolete questions?


How to Convert textedit (Currency) into decimal in winforms?

How to parse string to decimal with currency symbol?


How can I add interaction term or transform the variable in randomforest?

Including Interaction Terms in Random Forest


Perform a LEFT Join on Derived tables failing with aliases

What is the error "Every derived table must have its own alias" in MySQL?


java complex if statement causes StackOverflowError


How to deal with payment scam through apple calendar?


PHP mail() function not using "from" address

How to change envelope from address using PHP mail?


Magnetic field and magnetic field intensity and magnetisation intensity ($B$, $H$, $I$)

What's the difference between magnetic fields $H$ and $B$?


Can locative "there" be omitted when the location is explicit?


Articles a/the in the captions of photos or title of the books/movies

Are there any simple rules for choosing the definite vs. indefinite (vs. none) article?


Singleton instance declared as static variable of GetInstance method, is it thread-safe?

Is Meyers' implementation of the Singleton pattern thread safe?


Best script for automatically copying references from a centralised bib file based on aux file

How to split all BibTeX referenced entries from a big BibTeX database to a copy?


Trigger mouse click by window offset in javascript

How to simulate a click by using x,y coordinates in JavaScript?


How can I start being a useful member of this community?

Six simple tips to get Stack Overflow reputation fast


How can I install GNOME 3.12 on saucy (13.10)?

How do I install and use the latest version of GNOME?


Creating Running Headers and Footers, but not on the First Page


Ubuntu 12.04.2 Dual boot UEFI Windows 8 Preinstalled CX21903W Ultrabook

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


HEX Code in Color Chooser for Mavericks?


Please help find way back to house on Minecraft on iOS


What does size of a directory mean in output of 'ls -l' command?


Evaluating the definite integral $\int_0^{2π} \tfrac{1}{(a+b\cos^{2}\theta)^2}\,d\theta $

Integrate $\int_0^{2 \pi } \frac{1}{(a+b \cos^2 (x))^2} \, \mathrm{d}x$


VBA matching 0 with scientific notation close to zero


Combinatorics: arranging $n$ balls in $k$ cell with condition

extended stars-and-bars problem(where the upper limit of the variable is bounded)


If two functionals have the same kernel, then one is a multiple of the other

$\ker T\subset \ker S\Rightarrow S=rT$ when $S$ and $T$ are linear functionals


User profile 'Reputation' section answer's colour is wrong

Make bounty award color blue in summary tab


Title of a book telling about people teleported to a hostile planet while in deep meditation


how can i get the executable's current directory in py2exe?


ERROR: Could not detect Ninja v1.7 or newer (ubuntu 16.04)

Install newer package version from trusty-backports


How to solve this combination problem quickly?


RADEON HD 7670m drivers installation in 20.04 LTS

Ubuntu 14.04.5/16.04 and newer on AMD graphics


What options exist for changing usernames transparently in Webmail?

Dovecot user lookup fails when using username@domain format


Nilpotent Lie Algebra with determinant 0

Let $\rho$ f.d. rep of a nilpotent Lie algebra such that $\rm{det} \rho(X) = 0$, $\forall X$. Then $\exists v \neq 0$: $\rho(X)v = 0, \forall X$.


PHP regex match something not starting with words like "admin", "login"... and so on?

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


Lost access to Ubuntu 16.04 after restoring windows 10 to factory-settings

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


Format String date to another string format using java


How to transfer entire iMessage conversations to computer?

How can I export SMS text messages from my iPhone?


State of canon for Star Wars: Masters of Teräs Käsi

How is canonicity of derivative works determined for Star Wars?


How to identify unused CSS definitions from multiple CSS files in a project


What do the Squared Brackets stand for in $\mathbb{Z}[\mathrm{i}] $


Two types of footnotes, context sensitive

Make all footnotes numbered subsequently, but one with a symbol


Can I invoke a GNOME screen-lock from the terminal?

How can I lock my screen in Gnome 3 without GDM?


How to detect if browser is Internet Explorer or Microsoft Edge and if so, redirect it too another website?


Changing count number on input line every time?


Why ls and stat shows different modified dates?

What is the difference between modify and change in stat command context?


Javascript avoid 0.2 + 0.4 = 0.6000000000000001 other than Math.round()

How to deal with floating point number precision in JavaScript?


If $\sqrt[n]{x}$ is rational, then so is $x$.

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


What does the cosmic neutrino background look like today, given that neutrinos possess mass?


What's the best way to migrate data from PostgreSQL to MySQL?


How to obtain the maximum of this expression?

To prove $\sum_{cyc}\frac{1}{a^3+b^3+abc} \le \frac{1}{abc}$


Finitely generated idempotent ideals are principal: proof without using Nakayama's lemma


Can you help me with my capacity planning?


How to properly escape whitespaces in filenames for ffprobe with bash

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


How to transit through Delhi without a visa?


Can you disable logging in as other users over ssh?


How to pass multiple arguments into function

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


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


Server being hacked with lots of weird process

How do I deal with a compromised server?


Why is the proof of "countable many product of countable sets is countable" wrong?

Does 'A countable infinite Cartesian product of countable sets is not necessarily countable' violate induction principle?


Is it "5–6 weeks are a lot of time" or "5–6 weeks is a lot of time"?


How to make IIS accessible only to localhost?

Is it possible to make part of a site on IIS only viewable from localhost?


Why is my code not able to search for files with class loaders?

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


How could the land departure be recorded when re-entering the United States?

How can I ensure my exit from the US by land is recorded?


What is the difference between these two event declarations?

What are the differences between delegates and events?


Is the official UK website for transit visa requirements safe to follow?

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


Determine whether the set $W$ is a subspace in $\mathbb{R}^{3}$


show that $C([0, 1])$ is not a Banach space with the given norm

The vector space formed on C[0,1] and the norm $(\int_{0}^{1}|f(t)|^2 dt)^{1/2} $


Can a solid object inside the black hole event horizon avoid the singularity?

Solid objects inside the event horizon - can they remain "solid"?


Vector has the same size out of function that uses push_back()

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


Does Windows Server 2008 R2 really not need to be activated?

Can you help me with my software licensing issue?


How can I make selecting files/folders in the file browser by typing a name act smoother?

How do I disable search-as-you-type text in Ubuntu 17.10 and later?


What is an efficient way to remove loose vertices?


Generate table using the foreach command from pgffor

How do I use the ampersand (&) inside a foreach or conditional (or other group/environment) when building tables?


Optical microscope magnification limits?


How can you check for a #hash in a URL using JavaScript?


Installed ubuntu for dual boot with windows 7, want to use windows bootmanager instead of grub

How do I set Windows to boot as the default in the boot loader?


What to do after your client rejected your designs?

What if client doesn't like any logo design concept?


What happened to the “‑est” and “‑eth” verb suffixes in English?


Travel to USA with visa in expiring passport

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


Show that linear finite rank operators are open mappings

Is this map to a finite dimensional topological vector space an open map?


After updating to latest iOS13.4 my iPhone XR gets shutdown even when the batter shows 20%


Solution of a function that is in a variable

Defining functions from expressions of variable lengths


Is there any way I can tell if my Ubuntu has a key logger/screen logger installed?

How can I detect a keylogger on my system?


Is there a benefit to defining variables together with a comma vs separately in JavaScript?


In Java, is there difference to initializate and use an object as Base b = new Derived() and Derived e = new Derived()?

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


RegEx match open tags except XHTML self-contained tags


Equivalence of $a \rightarrow b$ and $\lnot a \vee b$


Difference in "sourcing" from a file in bash

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


Adult websites open on visiting any website in my chrome

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


Who lifts more, a Barbarian or a BEARbarian?

Can a polymorphed creature use class features that don't require speech or hand gestures?


$\mathbb{N}$, with an open set defined as a set with a finite complement, is not path connected.

Continuity of a function to the integers


Adding many more neutrons to a nucleus decreases stability?


Who is the Professor McGonagall in The Crimes of Grindelwald?


What exactly is TLP doing that default system config wouldn't?


Built-in disc burning software in Windows 10


How do you post images on the i.stack.imgur page?


Proving $1^3+ 2^3 + \cdots + n^3 = \left(\frac{n(n+1)}{2}\right)^2$ using induction


Sort by second parameter and iterate in order


Is there a prime for every starting sequence of digits?

Proof that there are infinitely many prime numbers starting with a given digit string


How to draw a code block in LaTeX as in Markdown?

Move an inline tikz node vertically to align with baseline of surrounding text


For all sets $A$ and $B$, ( $A \cap B = A \cup B \implies A = B$ )

Show that if $ \ A \cup B = A$ and $ \ A\cap B = A$ then $ \ A = B$


Evaluate $\sum\limits_{k=m}^n (-1)^k {n \choose k} {k \choose m}$


Prove that for $a_k>0,$ if $\sum a_k^2$ converges, then $\sum \frac{a_k}k$ converges.

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


How do I deal with a compromised server?


Tomcat Hack Attempt: Attempt was made to authenticate the locked user

How to fix Tomcat WARNING: An attempt was made to authenticate the locked user?


Why is $\cos(\theta) < \dfrac{\sin(\theta)}{\theta}$ for $\theta \in (0,\dfrac{\pi}{2})$

How do I get $\cos{\theta} \lt \frac{\sin{\theta}}{\theta} \lt 1$?


Question mark or bold citation key instead of citation number


Can i use my ipad adapter cube and a usb cord together without any damage to the phone?

Is it safe to use the 12W iPad 4th gen power adapter for earlier iPads and iPhones?


Why is the moon in free fall? Isn't there a centrifugal force acting on it?

What provides the centrifugal force for planets orbiting a star?


"Who wants ice-cream?" — Should I say "(not) I" or "(not) me"?


Fibonacci sequence: Prove the formula $f_{2n+1}=f_{n+1}^2 + f_n^2$

Induction Proof: Fibonacci Numbers Identity with Sum of Two Squares


When one does a rollback, please make it more obvious how to include a comment

Could we be permitted to provide a reason for rolling back?


Process.Start() hangs when running on a background thread


How to get sum / total length of lines per polygon in QGIS?


Displaying a wide figure in a two-column document

How to make a figure span on two columns in a scientific paper?


Validate whole XML to a predefined structure


getting off at connecting city but let luggage go to final destination

Do they have to take checked suitcase off the airplane, if passenger does not show up at the gate?


How to access a class file in web project to silverlight 4

How to access web application class into silverlight application


having trouble installing ubuntu studio 13.04

Installed Ubuntu Studio, got standard version


find + change recursive value on all metainfo.xml files

how to change value of parameter recursive under folder


How does $e^{i x}$ produce rotation around the imaginary unit circle?


How to check if a subfolder exists and if so add it to the path automatically on cd?

Execute bash scripts on entering a directory


The curve $x^3-y^3=1$ is asymptotic t the line $x=y$. Find the point n the curve farthest from the line $x=y$.

The curve $x^3− y^3= 1$ is asymptotic to the line $x = y$. Find the point on the curve farthest from the line $x = y$


Two questions re. Cantor's diagonalization argument

Why does Cantor's diagonal argument not work for rational numbers?


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


Why are the eigenvectors of $A$ orthogonal when $AA^T=A^T A$?

Prove that if $A$ is normal, then eigenvectors corresponding to distinct eigenvalues are necessarily orthogonal (alternative proof)


How to get GET (query string) variables in Express.js on Node.js?


Dynamically loading php exstension without dl() function?


Did Lily know that her death would protect Harry?

Did Lily know that her death would save Harry?


Transfer Learning: How to take certain layers from a pre-trained neural net, add it to a new net, and keep its variables fixed?

Is it possible to fix the weight of a certain layer during neural network training?


Is the relation between Hamilton's and Lagrange's equations the same as that between conservation of energy and the equations of motion?

Equivalence between Hamiltonian and Lagrangian Mechanics


List of lists changes reflected across sublists unexpectedly


placing in the same page two abstract in different language


on the factorization of maps between connected CW complexes

Factorization of a map between CW complexes


Did Data die at the end of Star Trek:Nemesis?

Is there any information about Data after Nemesis?


Index and length must refer to a location within the string ASP.NET


Allow seeing which posts were affected by removed users

More descriptive "User was removed" explanation


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


JavaFX application error when executing on Netbeans IDE


How to download all files of a GitHub project with wget (in raw form)?


row rank= column rank, alternative proof

Looking for an intuitive explanation why the row rank is equal to the column rank for a matrix


Is the force which throws a body on a rotating disk outwards centrifugal force?


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


Difference between dict.clear() and assigning {} in Python


Can the volts and\or amps in a repalcement DC power cord vary without problems?

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


Two Perfect Squares--$(3n+1) \& (4n+1)$.

If 4n+1 and 3n+1 are both perfect sqares, then 56|n. How can I prove this?


Best graphical representation of t-test data

How to visualize independent two sample t-test?


Call java class from a jar file in python easily without another complicated program like Py4j


Generating a default LaTeX bibliography from existing BibTeX file

Question mark or bold citation key instead of citation number


Can we overload MVC controller action methods?

Can you overload controller methods in ASP.NET MVC?


ffmpeg deprecated pixel format used, make sure you did set range correctly


Change the color of only one footnenotemark and its text

How does one create a coloured footnote environment?


Include pdf files in new version of Sierra

TeXShop and Mac preview crashing when opening latex/beamer built pdfs


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


How to install the Pantheon desktop environment?


Minted remove red rectangles around characters


Imported obj file to blender is fully pink when rendering

.fbx export why there are no materials or textures?


How to upgrade gcc-5 to gcc-7 in Ubuntu 16.04?

How to choose the default gcc and g++ version?


How do I exit a WPF application programmatically?


Insert a zero between 0 to 9 when iterating with python


Is there an Amazon.com API to retrieve product reviews?


Are simply connected subsets of $\mathbb{R}^2$ all contractible?

Simply connected does not imply contractible. Is there a nice counter example in $R^2$?


Regex which captures a pattern plus everything after until a character is reached

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


How to center a spinner horizontally and vertically in page?

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


What canon evidence is there that Stormtroopers are/are not still clones?


how solve the recurrence T (n) = T (n-1) + c using substitution method

Recurrence relation using substitution method


Why are flags on posts that are several years old not reviewed as quickly as recent ones?

Don't let flag-to-close flags linger for months in flag purgatory


Why do my SATA devices show up under /proc/scsi/scsi?


What influences fluctuations in my Val accuracy figure?

What could be the reasons that making validation loss jumping up and down?


sort the hash map value based on condition


What is the best way to detect a mobile device?


Easy way to plot multiple line plots on same chart


Momentum is conserved in the gravity of general relativity?

General relativity and the conservation of momentum


Ubuntu 18.04 LTS Disk Partition Recomendations


Is it possibe to add a password to the Guest Account in Lubuntu?


how do i remove the first characters of a string [python]


How is Hawkeye able to withstand this thing?

How can Infinity Stones be handled by humans but almost killed Peter Quill?


How do I find the package that provides a file?


Posts - users use html markup instead of regular


How to check if a file (given by full path) exists? node js

Check synchronously if file/directory exists in Node.js


How do I view Linux file system drives on a Windows machine?


How do I make the button work when I enter "1" in the textField?


How to successfully put a bibliography in a report on TexShop?


Print year after author in biblatex' numeric style


Remove sub-folders without deleting files

Move all files from subdirectories to parent directory


How do I resize the main partition of my newly created ubuntu server 14.04

How do you add more space to a Fedora (LVM) partition?


How to make citing text become Author1 et al. (year) instead of Author1, Author2 et al. (year)?

Set limit to one author when using "et al." in biblatex


Change margin next page with KOMA-script and everyshi

Change \textwidth after first page in scrlttr2


Understanding Conditional Probability Basics

Intuition behind the Definition of Conditional Probability (for 2 Events)


python if statement too long and ugly, is there a way to shorten it

Replacements for switch statement in Python?


How to round a double (or String) to 2 decimal places in Java?

How to round a number to n decimal places in Java


Prove $\forall p\in(0,1), \theta\in [0,\pi /2];\cos^p(\theta)≤\cos(p\theta)$

Proof: $\cos^p (\theta) \le \cos(p\theta)$


What are the full steps to Unlock Disarm and Destroy?


How do you fix the passive voice in this sentence


How can I setup Live mesh modification in the Game Engine?

Can modifiers be called in the Game Engine?


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


Cosmic Inflation and the Distance between an Electron(s) and Their Respective Nucleus

Why does space expansion not expand matter?


Can changing iPad motherboard to older version bypass iCloud lock?


Why do 32-bit processes have a 2 GB RAM limit?

Is there a technical reason why 32-bit windows is limited to 4Gb of RAM?


Which site to ask a technology's theory?

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


Why the SUSY particles of fermions have spin 0 but not 1?

Supersymmetry: spin of the superpartners


Sites concept conflicts with the functionality


How String object is garbage collected in java?


How to make a texture that shines, or paint a material?

I'd like to have portions of a texture not glossy


How many questions and answers are asked in one day at Stack Overflow?

How many questions are asked daily on Stack Overflow?


Why can't I connect to Pokemon Go via mobile data?


dns prefetch / pre-resolve hostname - how effective?


Can I parameterize the table name in a prepared statement?


Testing schedulable apex class that sends an email

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


Should there be a way to close a question as a duplicate of a question from another site?


Where was this photo taken? (Windows 10 lock screen)

Is there a website listing the location of all the Windows 10 lock screens?


Find the value of : $\cos x \cos 2x...\cos 999x$ given that $x=\frac {2\pi}{1999}$


EntityMalformedException: Missing bundle property on entity of type node


Best way to set enviroment variables for all processes

What's the best distro/shell-agnostic way to set environment variables?


Is 12V in car same as in computer power supply?

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


What is the meaning of the equation of the change in entropy?

Difference between $\Delta$, $d$ and $\delta$


Prove $\, a_1 \Bbb Z \cap \dotsb \cap a_r \mathbb{Z} = {\rm lcm}(a_1, \ldots, a_r) \Bbb Z$


How to catch a key event when JFrame is minimized?

how to obtain mouse click coordinates outside my window in Java


How to add printer using SAMBA in ubuntu 13.04?

What is CUPS server and how to share a printer (Locally or over a network)


WPF: Object reference not set to an instance of an object

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


Prove that there are as many quadratic residues mod p as there are quadratic non-residues mod p

Help needed in understanding proof: Every odd prime $p$ has exactly $(p-1)/2$ quadratic residues and $(p-1)/2$ quadratic nonresidues.


How to add constant string to __doc__ for all class methods?

How do I programmatically set the docstring?


How can I add *my own* desktop picture to 19.04?

Change desktop wallpaper to a custom photo in Ubuntu 18.04


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


Batch learning in digits recognition (MNIST database)

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


Xcode : warning: directory not found for option

‘ld: warning: directory not found for option’


How to replace a pattern in a string using the re module?

Python re.sub with a flag does not replace all occurrences


How do I create executable Java program?

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


ubuntu 13.10 with windows 7, 32 or 64 bits for 6gb of ram in AMD processor 32 bits

What are the differences between 32-bit and 64-bit, and which should I choose?


How to run a specific program as root without a password prompt?


Error while displaying audio files on ListView

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


How to create a tetrakaidecahedron and keep only the edges?


Unable to modify eclipse.ini file in snap


java: incompatiable types. Required: boolean, found java.lang.String error msg


How do I find out if an old bank account still exists and if I still have funds available in that account?

How to access a really old, untouched bank savings account?


Probability of algebraic solutions for polynomials with integer coefficients


How do I configure the following Apache server?

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


Regex to escape special character and match word in a string

What special characters must be escaped in regular expressions?


Does reinvesting dividends after selling for a loss cause a wash sale?

Wash sale rule with dividend reinvestment


I need a help ; C code : fatal error LNK1120

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


EF Code First giving me error Cannot insert explicit value for identity column in table 'People' when IDENTITY_INSERT is set to OFF.

EF code first: Cannot insert explicit value for identity column in table '' when IDENTITY_INSERT is set to OFF


How does one insert a backslash or a tilde (~) into LaTeX?


Why is $\sin \theta$ just $\theta$ for a small $\theta$?

Why is $\sin(d\Phi) = d\Phi$ where $d\Phi$ is very small?


if $\lim \limits_{x \to x_0} f'(x) = L$ then $f'(x_0) = L $

Prove that $f'(a)=\lim_{x\rightarrow a}f'(x)$.


Relative path in absolute URI: rsrc:mahout-core-0.7.jar

hadoop java.net.URISyntaxException: Relative path in absolute URI: rsrc:hbase-common-0.98.1-hadoop2.jar


How many Hamiltonian circuits are there in a complete graph with n vertices?

How many Hamiltonian cycles are there in a complete graph $K_n$ ($n\geq 3$) Why?


Prove equivalence of particular areas in generic quadrilateral


(Parameter Choice) Using Differentiation under integral for $e^{-x^2}$

Integrating $\int^{\infty}_0 e^{-x^2}\,dx$ using Feynman's parametrization trick


How can I add a Stack Exchange login to my preexisting account?


When to use Objective-C class methods vs C functions

Objective C Class Methods vs C Functions


Size of object containing reference variable

Why isn't sizeof for a struct equal to the sum of sizeof of each member?


USB-C wifi interference: VGA adapter recommendation (Macbook pro 2018)

USB-C Dongles killing Wifi on 2016/2017 MacBooks – Who’s to blame?


PHP - mysql_numrows() expects parameter 1 to be resource, boolean given in

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


Windows EFS encryption + password protection?

Windows EFS encryption but (somehow) with password?


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


KnightsTour solution, java.lang.StackOverflowError: null (in java.util.ArrayLists)


PHP syntax for dereferencing function result


Let $f(x) = x^\top Q \, x$, where $Q \in \mathbb R^{n×n}$ is NOT symmetric. Show that the Hessian is $H_f (x) = Q + Q^\top$

How to take the gradient of the quadratic form?


How to pass website design to web developer?

Free plugin to create/display Photoshop measurement annotations


The daily reputation list doesn't match the daily bars in the graphical reputation summary


Is there a word for a person who avoids their responsibilities?

A word for "negligence of duty or responsibility"


Opening a Debian package file without `dpkg`

How to extract and install .deb without the command dpkg?


libGDX: dealing with platform specific code

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


Is a transit visa required for layover in Montreal?

Is there a way to find out if I need a transit visa for Canada?


About the property of $m$: if $n < m$ is co-prime to $m$, then $n$ is prime


What do these terms mean in regards to a "reverse" dictionary?


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


KL divergence vs Absolute Difference between two distributions?

Intuition on the Kullback-Leibler (KL) Divergence


How far do we need to be removed from the earth to show the curvature with a viewing angle between 42 and 48 degrees?

objects distorted by the earths curvature


what's the difference between automated system test and automated system integration test?

How does system testing differ from System Integration Testing (SIT)?


How to profile long session initialization during boot process in Windows 8?

How to diagnose slow booting or logon in Windows?


If X,Y and Z are independent, are X and YZ independent?

Prove that $f(X)$ and $g(Y)$ are independent if $X$ and $Y$ are independent


How can I configure IDEA to automatically replace => with ⇒ and -> with →?

How do I get the scalaz IDEA live templates working for the symbolic methods?


equality operators for object properties and values

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


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


how can I auto mount windows partitions in ubuntu?


How do I reset the Windows XP Administrator password?


Servet - Why am i getting null pointer exception?


EventTarget.addEventListener() not working after innerHTML

Is it possible to append to innerHTML without destroying descendants' event listeners?


Ubuntu 14.? does not start up properly after update

Target filesystem doesn't have requested /sbin/init


How come root can do this, but sudo can't?

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


Plotting a list of complex numbers on an argand diagram

Plotting complex numbers as an Argand Diagram


Prove that a polynomial is the Taylor polynomial

Taylor's polynomial uniqueness proof - why are these limits inferable?


why does this regex lead to catastrophic backtracking?

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


Find tangent points in a circle from a point

How to find the equation of a line, tangent to a circle, that passes through a given external point


Razor ViewEngine HTML.Checkbox method creates a hidden input. Why?

asp.net mvc: why is Html.CheckBox generating an additional hidden input


Entire function bounded by a polynomial is a polynomial


Stop LaTeX from breaking an inline math equation


How can a DM run D&D 4e combat as theater of the mind rather than a grid?

How do I play D&D 4e gridless (but still on tabletop)?


If $a_{n+1}=\cos(a_n)$ for $n\ge0$ and $a_0 \in [-\pi/2,\pi/2]$, find $\lim_{n \to \infty}a_n$ if it exists


I am stuck in a killing loop, how do I get out of it?

I'm stuck in a teleporting loop. What can I do?


Irreducibility of special cyclotomic polynomial.


App crash in android below my crash report

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


Variadic template function accepting lambda

why do lambda functions in c++11 not have function types?


Ask for username and password on 18's login screen


Texture loading: Everything at once OR un-/loading the needed assets?

When should I load assets for optimal performance?


I keep getting a nullpointer exception error when checking for a boolean


Instantiate java generic class gives compile time error


What is the advantage of using requirejs and AMD in an angularjs application?

Does it make sense to use Require.js with Angular.js?


Is there a data structure in C# like a ConcurrentQueue which allows me to await an empty queue until an item is added?


Can we create a subsection of the References Cited section with different reference numbering?


Unique random Generator from a given set of values

MS Excel: Unique random number generator within a range


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


WCF log4net on an IIS with AdoNetAppender not working


Computing $\int_{-\infty}^{\infty} \frac{\cos x}{x^{2} + a^{2}}dx$ using residue calculus


Python regex extract string between two braces, including new lines

Regular expression matching a multiline block of text


Changing Reference List for author year/biblatex


Python SQLite Database query: Why does it always print "u" before any value?


REOPEN: Perform arithmetic expansion inside parameter expansion?

Double and triple substitution in bash and zsh


How am I being logged in automatically even if I clear all my Chrome data from "the beginning of time"?


Need hint for $\lim_{x\to 0} \frac{(x+1)^\frac{1}{x}-e}{x}$


If $\gcd(a,1729) \neq 1$, show that $a^{37 }\equiv a \pmod {1729}$

Show that $a^{61} \equiv a\pmod{1001}$ for every $a \in \mathbb{N}$


Clarification on "Inexperienced with computers, did I accidentally upload my files to the internet"

Inexperienced with computers - Did I accidentally upload my files on to the internet?


NMinimize calling an own defined function

What are the most common pitfalls awaiting new users?


Isomorphic distinct powers of the same ring


How do people understand astromech droids?


Creating Projection/Datum TransvMerc/OrdSurvGrtBrit in QGIS?

Converting UK OS NGR coordinates to lat/long using ogr2ogr?


How do I forward an X11 window as a webpage?


Efficient way to Pass variables from PHP to JavaScript

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


$ sudo dpkg --configure -a dpkg: error: failed to open package info file '/var/lib/dpkg/status' for reading: No such file or directory

dpkg: error: failed to open package info file `/var/lib/dpkg/available' for reading


PCA on Wine data with only one binary data(white/red wine) and other quantitative data

Can principal component analysis be applied to datasets containing a mix of continuous and categorical variables?


Finding node in XML by case insensitive sub-string search


how to place ul over the img (responsive)?


How to answer "Is applicant eligible for Non-ECR category?"

When applying for an Indian Passport, how do I know if I'm in the ECR or non-ECR category?


Calculating Damage Between Two Numbers In Java

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


Why [float.MaxValue == float.MaxValue + 1] does return true?


Warning: Creating default object from empty value error messages after upgrading PHP to 5.4

PHP 5.4: disable warning "Creating default object from empty value"


How is Deleted Data Recoverable Even When Overwritten?


If $gcd(a,b)=d$ and $a^2+b^2=c^2$, show that $gcd(a,c)=gcd(b,c)=d$.

if $a^2+b^2=c^2$ then $gcd(a,b)=gcd(a,c)=gcd(b,c)$.


Include $ as a non-special character in bash script


Why am I getting GLib errors when I launch Firefox?

Why are there so many console messages from GTK+ applications?


Indepedent pairs of RAID 1 is superior to RAID 10

What are the different widely used RAID levels and when should I consider them?


Looking for the right way to rename the GRUB boot entries


Is there any Mathematical explanation why derivatives are way easier than integrals?

Why is integration so much harder than differentiation?


Problem aligning overlapping corner points in Illustrator


Ubuntu won't boot when choose "Try Ubuntu without installing"

What is the proper way of creating installation media from Ubuntu iso?


What three odd integers have a sum of 30?


How does 18 megapixels compare to 12 megapixels?

Do megapixels matter with modern sensor technology?


How do I support arbitrary section depth?


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


How do I reset a lost administrative password?


Why are my RAW images corrupt but the previews okay?


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


What is the purpose of closing a question?


When writing a title, do you capitalize "the" in names like "Boris The Animal"?

Which words in a title should be capitalized?


Unable to access files on Mac HDD from Ubuntu partition

How to manage permissions on a shared volume for OSX and ubuntu


Does light accelerate when it meets a surface?

What happens when a photon hits a mirror?


Connect to MySQL using JDBC driver through a proxy


should use using/end using or manually close sqlConnection

Close SqlConnection in the Finally when using "Using"


Can you help me with my software licensing issue?


auto-capitalise the output of a newcommand

Detect beginning of a sentence in a macro for capitalization


\lstinputlisting with source file containing logic symbols

Having problems with listings and UTF-8. Can it be fixed?


What is this Disney scifi movie from the late 80s/early 90s?


Using request_uri instead of Query string affects SEO


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


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


An abelian group of order 6 has an element of order 6.


shorter proof of generalized mediant inequality?


What's with these petal-shaped lens hoods?

Why are some lens hoods petal shaped and others not?


Application of abstract algebra for computer science/software engineering

Are there real world applications of finite group theory?


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


Is there a way to change the input data type?

How do I parse a string to a float or int?


I tried to solve but could not develop the left part of the equation

Combinatorial proof of $\sum_{i = 0}^{n} \binom{i}{r - 1} = \binom{n + 1}{r}$ and then use result to find a formula for $1^2 + 2^2 + \ldots + n^2$


Just download content of remote branch , not the repository

Using git to get just the latest revision


What is a safe way to upgrade over multiple releases without losing installed programs?

Can I skip over releases when upgrading?


Subfig causing a mess in List of Tables/Figures

package subfig adds overwriting label in list of figures


How to store the output of `pwd` along with regular commands in history?


How to replace win 7 and keep files without backing them up


Does a field have any physical meaning or significance?


Some applications doesn't switch the theme on Ubuntu 18.04

Illogical GTK theme behaviour on Ubuntu 18.04


MySQL condition for inserting a record if not exists


How can I change the position of alerts pop up?

Change location of macOS Notification Center alerts?


Huge space between elements of Your Sites list on mobile app

Alignment issue in 'Your Sites' section in the Android app


Is it possible to add something like shebang to make jar file executable on Windows?

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


Connect 8086 cpu to memory chips and io devices in proteus


What makes an English word, an English word?

What are the criteria to adopt new words into English?


Removal and delete of duplicate records in my table


Continuity of Lebesgue measure w.r.t Hausdorff distance?

Interplay of Hausdorff metric and Lebesgue measure


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


Tried to factory reset Macbook Air 2014. How do I update from Mavericks 10.9.5 to newer versions?

How can I download an older version of OS X/macOS?


Biblatex with Biber: Configuring my editor to avoid undefined citations


Is $n\in\mathbb{Z^{+}}$ or $n\in\mathbb{N}$ more appropriate for proof by induction?

Is induction valid when starting at a negative number as a base case?


Looking for the title of an old Robert Heinlein book

SciFi novel about scientists discovering "alternatives" to electromagnetism


I have installed lampp and in Firefox. No /var/www


From Star Trek to the Newest iterations, the Enterprise moves through a starfield in a way that seems to defy physics.

Are those stars moving past the window when the ship is at warp?


I'm tired of writing out the phrase "himself or herself". What are my options?

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


Transit between terminals at Dubai airport

Can a Kazakh national transit in Dubai without a visa?


Having natbib.bst accessible on Mac OS X

Problem using bibtex with natbib - "couldn't open style file natbib.bst"


how to add classes to build path in eclipse

How can I add class folders into Eclipse?


How to calculate the sum of the squares of the reciprocals of the first n positive integers

Is there a closed formula for this summation?


Proving that the sum of a geometric series is of the order of its last term


Unable To Get Particular Data From SQlite Database

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


What raster smoothing/generalization tools are available?


mysql_fetch_array() expects parameter 1 to be resource, boolean given. Any Ideas?

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


css - shrink a parent div to fit one child's width and constrain the width of the other child

How to match width of text to width of dynamically sized image/title?


What if the queen is pocketed along with all remaining carrommen?

What happens in these end-game situations?


Adding a contact in chat application using XMPP.


How to escape curly brace in a dynamic string variable, which is used in String.Format?

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


Why does a subpanel need separate ground and neutral?


How to set spacing[tab] in bash correctly automatically?


List of blogs to learn more about Ubuntu


pointing to a character in a string using an integer

With arrays, why is it the case that a[5] == 5[a]?


Suppose that G is a finite group of even order. Show that G must contain an element $a\ne e$ for which $a^2 = e$

Group of even order contains an element of order 2


Is it possible to write special characters using the alt key?

not working as writing 3rd and 4th level characters


Charset encoding difference between a pair of server


Are "(function ( ) { } ) ( )" and "(function ( ) { } ( ) )" functionally equal in JavaScript?

Location of parenthesis for auto-executing anonymous JavaScript functions?


Privilege banner buggy? Or am I just confused?


What is different between x.shape[0] and x.shape in numpy?


Is it true that every convex set of the Euclidean space is the sublevel set of some convex function?

$d_A(x) = \inf_{a \in A} \|x-a\|$ is convex if and only if $A$ is convex


If photons have no mass, how can they have momentum?


Automated Cover Letters with Dynamic Content


Change in standard deviation when a value is removed

Online estimation of variance with limited memory


Lagrangian mechanics vs Hamiltonian mechanics

What exactly are Hamiltonian Mechanics (and Lagrangian mechanics)


Whoever vs whomever in "you could become whomever and whatever you wanted to be"


Is there any way to order key values of a dictionary when appending them to a list?


Does $\sum\limits_{k=1}^\infty |\sin(ak)/k|$ converge?


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

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


Approximation of a real by a fraction in python


How do i select an object that is separated from other objects

How can I separate a single object file into multiple objects based on closed geometry?


How to remove Ubuntu and put Windows back on?


How do I detect if a player is standing on a specific block?

How do you kill a player standing on a specific block?


Not rendering ` *` in comments or titles

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


do while not execution, terminates unexpectedly


Change in the imported function does not change the output while in python shell?

How do I unload (reload) a Python module?


How do I return path to file if it exists in python

How do I check whether a file exists without exceptions?


Where did the phrase "scat old cat" come from?

Is it common anywhere to say "scat" when one sneezes?


How would I find the nth derivative of a function, where n is imaginary? What about where n is not a constant?


I cannot delete answers on Stack Overflow

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


What does this regex `str.gsub(/\#{(.*?)}/)` do?

Greedy vs. Reluctant vs. Possessive Qualifiers


SQL Select Unique Values (Book and Authors)


Dynamic LINQ OrderBy on IEnumerable / IQueryable


TextBox and default Button binding does update too late


If $G$ is a group and $N$ is a nontrivial normal subgroup, can $G/N \cong G$?

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


Is one better? $(document) or $('document')


How do I kill a slime in a radius of 50?


My computer boots into black screen after hard shutdown

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


Why don't dictionaries include the most common meaning of the word "punt"?

Can “to punt something” mean “not to do something”?


drives mount after switch to windows and get back to ubuntu

Unable to mount Windows (NTFS) filesystem due to hibernation


Infinitely pairs of positive integers such that $1+2+\cdots+k = (k+1)+(k+2)+\cdots+N$

Find general solution for the equation $1 + 2 + \cdots + (n − 1) = (n + 1) + (n + 2) + \cdots + (n + r) $


(16.04) How can I remotely control an Ubuntu desktop outside of its local network using another Ubuntu?

How do I remotely control another Ubuntu desktop from Ubuntu?


Is this an equivalent form of Axiom of Choice?


Battery life calculation parallel vs series

Watts - I think I'm getting free energy from a circuit?


How can the median number of sexual partners be 6.1 and 3.6?


inner join with group by expression in oracle sql


java.lang.RuntimeException: Android Runtime error

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


Connect to my College's WPA from Ubuntu 14.04 LTS

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


Are there any pairs of words like "beloved"/"belovèd", "learned"/"learnèd" that maintain a semantic difference to the present day?


Welcome! instead of ¡Bienvenido! on es.stackoverflow.com

Welcome message for per site metas is not able to localize


Finding an irreducible polynomial in $\mathbb{Z}[x]$ such that it is reducible modulo 2,3 and 5.

Irreducible polynomial which is reducible modulo every prime


UK Standard Visitor Visa: How to mail multiple applications when applying as a family


For fighting COVID19, Why we give the body the RNA and not give the body the protien itself?

How do mRNA vaccines work and what are their advantages over traditional vaccines?


What is a good alternative to Remastersys/UB/UCK?

What are the Alternatives For RemasterSys?


How is dodge chance calculated in Diablo 3 Reaper of Souls?

How much dodge do I get per point in Dexterity?


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


Why broker charge me for BORROW fees when I have a long unsettled position as well to counter the short in the same account

How OPTIONS are settled can be an eye opener and I hope I can get some answers


How to compute $\prod\limits^{\infty}_{n=2} \frac{n^3-1}{n^3+1}$


Problem with digits in URLs when using mathspec and hyperref


Should we necessarily express the dimensions of a physical quantity within square brackets?

Square bracket notation for dimensions and units: usage and conventions


Pandas dataframe not consistent on float values


Number of ones in a binary number stored in base 10

Count number of 1's in binary representation


How to test something in Multi-Threaded Environment using Java

How should I unit test multithreaded code?


Can third-order phase transitions be understood from a symmetry-breaking viewpoint?

Third-order phase transition in Landau theory


How to compare two dates that if one date is less than other


Is the Chappa'ai vortex ionized or toxic?

What exactly is the stuff in the middle of the Stargate?


How to initialize private static members in C++?


How to fetch site information with php without crashing?


HTML 5 validation CSS Pseudoclass invalid use with required attribute

Delay HTML5 :invalid pseudo-class until the first event


How to install Ubuntu 20.04 on usb with persistant data

Can I install Ubuntu in a USB stick and run it as my learning machine? Will it run as a normal Ubuntu without difference?


Why does time incorrectly report such a fast time?

Why does Python "preemptively" hang when trying to calculate a very large number?


Way to use dialog description to create window controls

Create Window without Registering a WNDCLASS?


Trigger to calculate amount from related record


Can multiple people use the same account?

What is the view on accounts shared by multiple users on Stack Overflow?


Adding a node to then end of a linked list, having a rear and start pointer

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


Find the isomorphic ring and its order with $\mathbb{Z_{15}}[x] / \langle 3x^2 + 5x \rangle $

Why these are isomorphic each other for given these rings?


unable to use the superclass object in 2nd Test Class but can use it in the 1st Test Class


Calling non static method in static method


Can the Scatter spell send targets under water/lava/etc.?


"Invited them for lunch" vs "invited them to lunch?"


Winter Bash notification bar left padding is missing


Can I add styles to footer with $wp_styles->add_data?


How to remove a value and key without affecting the original array?

How do you clone an Array of Objects in Javascript?


Travelling to London, UK for a 3 day competition from India.

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


Is it possible to call an awaitable method in a non async method?

How to call asynchronous method from synchronous method in C#?


crontab command not executed / crontab and error log

Command with percent symbols not running in crontab


PHP CSV import getting strange charators


Why is $1^{\infty}$ considered to be an indeterminate form


What is that twiggy strand in hair of some anime characters called?

Name of hair style with one strand sticking upwards


Why do we care about complex inner products and what do they mean?

What is a complex inner product space "really"?


Remapping :help in Vim to open in a new tab


Which version of Ubuntu should I use on an old MAcbook pro?

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


Is Hausdorffness necessary for the classical ascoli theorem?


How can I get jQuery to perform a synchronous, rather than asynchronous, Ajax request?


Cannot install latest version of a package

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


Difference between RESTful webservice and HttpServlet


Help evaluating $\int e^x \sqrt{1+e^{2x}}dx$


How do we construct the matrix representation for three Grassmann numbers?

How do you find a particular representation for Grassmann numbers?


Can you dynamically initialize multiple variables on one line in ruby?

How to dynamically create a local variable?


I broke an LCD tv screen, could it be dangerous?

Are the insides of LCD monitors dangerous?


Why are images shown next to each comment?

Why are the comment upvote and flag options always appearing now?


possessive doing: his doing vs. him doing

When to use an object pronoun or a possessive adjective before a gerund


Why didn't Harry himself drink Polyjuice Potion instead of all others in Deathly Hallows Part 1?


Drag and drop exception. Desktop objects

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


Can I open an editor as part of a piping command to edit the piped string?

How to invoke vim editor and pipe output to bash


Evaluating an integral with ${\mathrm{d}t}$ in the numerator, $\int \frac{\mathrm{d}t}{\cos(t)^2}$.


how to prove the eigenvalues of tridiagonal matrix

How to find the eigenvalues of tridiagonal Toeplitz matrix?


Finding the matrix of a specific scalar product

Find the matrix of $\langle f, g \rangle = \displaystyle\int_0^1 f(t) g(t) \, \mathrm dt$ with respect to the basis $\{1,t,\dots,t^n\}$


Can we get notifications for when moderator tags are added?

Why don't we receive notifications about the addition of moderator-only tags to meta requests? Should we?


Black lines through every part after importing GLTF


Login failed for user - Error 18456 - Severity 14, State 38


UX principles for displaying "Cookies Policy" on websites

What UX solutions are there for the EU cookie legislation?


What is the word for when anachronisms are used in movies set in modern day


Euclid Algorithm to Find Muliplicative Inverse

How to use the Extended Euclidean Algorithm manually?


How do I impart the flavor of mint to a tomato sauce?

What is the best way to infuse mint into a tomato sauce?


How could we formalize the introduction of new notation?


what is the difference b/w [1:] and lines[1:] in python?


How do I think about a natural transformation between categories of groups?

Group theoretic meaning of natural isomorphisms between certain functors


How to use Metadata API to search which field is used in validation rules

How to know if a custom field is referenced in Workflow or Validation rule using Metadata API?


How can I clean white burn marks in the center of my glass top burner?


Difference of Activation Functions in Neural Networks in general


How to draw a 3d cylinder using TikZ-3dplot?


How to import a .max model into Blender?


Is this WUBI? What is "Installation size" setting for?


Interface options for specifying language prettify


how to add a request to a request queue in fragment

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


If $\gcd(a, b) = 1$ then prove that $\gcd(a+b, a^2-ab+b^2) = 1$ or $3$?


top bar ubuntu 20.04 power button is joined to Log out button

Power Off button is gone on Ubuntu 20.04 LTS


Translating a sentense from Swahili to English


regex to replace a pattern in Jenkinsfile (declarative) which has a `&` in the pattern

Escape a string for a sed replace pattern


How do I activate the infobutton that links to the documentation page for package functions

How do I add the infobutton in autocomplete that links to the documentation page for package functions?


How do I know which version of Debian I'm running?

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


Installing a Custom MenuItem into Init File

How make AddMenuCommands work in an init.m


What are the meta, super, and hyper keys?


Binding an Enum to a DropDownList in MVC 4?

How do you create a dropdownlist from an enum in ASP.NET MVC?


Number of ways to represent any N as sum of odd numbers?

Representing a nonnegative integer as the ordered sum of odd numbers


Creating legends for plots with multiple lines?


What does an infinite AIC mean and what can be done about it?


Can a default path be set globally for \input{...} akin to \graphicspath{...}?


What's in the empty space between a nucleus and the electrons?

What is in the space between a nucleus of an atom and its electrons?


Conditional sentences - which is correct?


Public variable of parent class come empty in child class?

Why a protected variable of parent class come empty?


The Intergral of $\sin^4x$ without using reduction formula

Evaluating $\int P(\sin x, \cos x) \text{d}x$


2D Array update actually updates two different arrays?

List of lists changes reflected across sublists unexpectedly


How to run shell script from MacBook Touch Bar


Do I need a Turkey transit visa for a layover?


hi, i was recently refused uk tourism visa

Refused UK Visit visa for lack of sufficient funds - What more can I do?


Using only a calculator's $\sin$, $\cos$, $\tan$, $\cot$, $\arcsin$, $\arccos$, $\arctan$ buttons, convert $1$ to $3/\sqrt{5}$

Calculating certain functions if only certain buttons on a calculator are permitted


How to identify what program is stealing keyboard input shortcuts

How can I determine which process owns a hotkey in Windows?


stop HTML/Javascript and SQL injection on website


What’s the quickest way to get diamonds?

What's the most efficient Minecraft mining strategy?


Question regarding supplying parseInt to map

Why does parseInt yield NaN with Array#map?


MySQL: "UPDATE command denied to user ''@'localhost'"

How to reset or recover admin account password for MySQL?


How do I *really* justify a horizontal menu in HTML+CSS?


What's the difference between anonymous methods (C# 2.0) and lambda expressions (C# 3.0)?


test class coverage differences in sanboxes

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


Can't recommend close questions in LQP if previously flagged

Low Quality Posts you Have Already Flagged


Korean characters scrambled [XeLaTeX; Noto Sans Korean]?


Quotient topology $\mathbb{R}/\sim $ where $x\sim y$ iff $x-y\in\mathbb{Z}$

Understanding relation between Quotient Space and $S^1$


$G$ a group s.t. every non-identity element has order 2. If $G$ is finite, prove $|G| = 2^n$ and $G \simeq C_2 \times C_2 \times\cdots\times C_2$


In Java, do referenced libraries get fully included in the exported jar?


Can't create glossary with glossaries package,Perl Strawberry, error: makeglossaries:Need exactly one file argument

MiKTeX and Perl scripts (and one Python script)


When is a gerund supposed to be preceded by a possessive adjective/determiner?


Does the base-10 (decimal) system have a natural advantage over other bases?


When using C headers in C++, should we use functions from std:: or the global namespace?


Converting a string to a float data type


Remove shadow on frametitle,no theme used,personal customization

Setting beamer color in region between title bar and canvas


Error connecting to mysql fabric via python script

What causes the 'Connection Refused' message?


If $f_n \to f$ and $g_n \to g$ in measure and $\mu$ is finite, then $f_n g_n \to fg$ in measure


Is the boiling point of water really 100°C? If so, how come water evaporates at lower temperatures?

How does water evaporate if it doesn't boil?


How to throw exeption from some method using c#

Best practices for catching and re-throwing .NET exceptions


Exchange values between two array elements (Simple)

C#: Good/best implementation of Swap method


Probability that N people have the same birthday

birthday problem - expected number of collisions


i Have a Computer with Old Configuration and want to install ubuntu

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


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


Cycles not rendering image or movie clip used as background in the viewport


Why does parseInt yield NaN with Array#map?


Tricky operator identity: $[L^2,[L^2,\vec{r}]]=2 \hbar ^2 \{ L^2, \vec{r}\}$?


Error Implementing force:showToast - Cannot read property 'setParams' of undefined


Is it possible to rename fonts in Windows 7?


What does this black visa rejection stamp from Israel mean?

What does this black-font Israeli stamp on my Passport mean?


How is canonicity of derivative works determined for Star Wars?


The "hot" questions algorithm should use logic to avoid controversial questions

Allow moderators or gold tag badge holders to prevent questions from being on the hot network questions (HNQ) list


Allow uploaded images as replies in chat

Keep the message ID in the text field so I can reply to a message with an upload


Can I remove openbox if I want to keep lxde?

How to remove session entries from LightDM?


Time complexity for nested for different loop structures

What is the Big-O of a nested loop, where number of iterations in the inner loop is determined by the current iteration of the outer loop?


turbodbc installation error in Ubuntu 18.04

pyvenv vs venv vs python-virtualenv vs virtualenv and python 3


Download part of a playlist from YouTube using youtube-dl

Download YouTube videos from start of batch to end of batch that is part of a playlist


Multiple user accounts from same client on network share?

Samba+Windows: Allow multiple connections by different users?


Using an article plus an adjective without a noun and another article plus a singular noun

Plural or singular noun when it refers to two things in a list


Is an image of a continuous bijection from an open set open in $\mathbb{R}^n$?

A valid proof for the invariance of domain theorem?


Easier way to plot the cumulative frequency distribution in ggplot?


How to multiply decimal numbers by group


Register Event listener onto a table that has has been created dynamically through AJAX

Event binding on dynamically created elements?


Why shouldn't the denominator of the covariance estimator be n-2 rather than n-1?


NullPointerException when replacing fragment android

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


VBA to sequentially number rows in column

Filling cells with sequential numbers in an Excel (2003) macro


ListPointPlot3D colour based on another list

Plot 4D data with color as 4th dimension


Verb to describe "to enable or to disable"


Putting iPhone to sleep hides tableview cells

UITableView cells strangely disappearing


US Citizen with UK resident visa - want to travel to Cuba

Travel to Cuba as dual citizen (USA+other)?


What' s wrong with my code with `play` in table


calling a method and it doesn't do it's work

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


Lubuntu either fails to install grub or fails to boot after what seems to be successfull instalation

16.04 new installation gives grub-efi-amd64-signed failed installation /target/ ubuntu 16.04 at the end


Has average response time changed since The Firing, and if so, by how much?


Associate Professor vs Assistant Professor vs Lecturer

Assistant professor vs Associate professor


How do I debug when the system freezes or when it crashes back to login?


Free firewall and network monitor Application like the LittleSnitch?

Which free alternatives to Little Snitch can I use to block internet traffic per applications?


error LNK2019: unresolved external symbol _main referenced in function ___tmainCRTStartup error

error LNK2019: unresolved external symbol _main referenced in function ___tmainCRTStartup, but this time it's NOT a Windows/Console problem!


Grassmannians $G(k, n)$ and $G(n-k, n)$ are diffeomorphic

Diffeomorphism between the Grassmannian manifolds $\mathbf{Gr}(n,k)$ and $\mathbf{Gr}(n,n-k)$.


What is the vulnerability in my PHP code?


Setting umask /etc/apache2/envvar not working Ubuntu 10.04

Ways to set umask on Ubuntu for daemon processes


The message that appears after casting a third vote in a moderator election contains a

Escaped line break tag in tooltip on election page


iOS 11-13 - unable to paste into comments


What are good tips/ways to improve my writing on chalkboards?


What happens with the force of gravity when the distance between two objects is 0?


Proving two recursion sequences converge to L given that a1>b1>0


Prevent Gnome Terminal From Exiting After Execution

Avoid gnome-terminal close after script execution?


Python: Theory as to why I can't Do: print(i.extend(j))


Mathematical proof that Fermions are half-integer spin particles, and half-integer spin particles are Fermions

Why bosons have integer spin and fermions have half-integer ones?


Can two perfect squares average to a third perfect square?

Diophantine Equations : Solving $a^2+ b^2=2c^2$


Is it "a sombre look" or "sombre looks" when there are many people having (a) sombre facial expression(s)?

Do you pluralize the singular possessions of / items or people associated with individual members of a plural group?


Does putting a car remote on your chin make it more effective?

Why does holding my car's RF remote to my head extend its range?


Is there any existing mathematical work which connects the "entropy" with the "arrow of time"?

Is there a mathematical relationship between time and entropy?


“as essential a part of the weekly shop”

"as essential a part of the weekly shop"


How can I repair the Windows 8 EFI Bootloader?


How To Logout and Apply New Group Settings

How to apply changes of newly added user groups without needing to reboot?


How come light in the Violet spectrum looks like a mixture of Red and Blue, even though they are of different wavelength?

Why does adding red light with blue light give purple light?


Make a div fill the height of the remaining screen space


Does systemd still know about runlevels?


Should I Dynamically Create HTML Elements or Simply Copy+Paste Complete Fragments

What is better, appending new elements via DOM functions, or appending strings with HTML tags?


Is there a way to do an "upside down" \widehat?


Why do I get a nullPointerException in my program? And how would I possibly remove the error?

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


Explanation required about how const modifies the behavior of storage


How to choose a golf club for beginners with at least cost?

How to choose your first set of golf clubs as a beginner?