Why do we remember the past but not the future?


Curled brackets as an argument to a function

How are Anonymous inner classes used in Java?


Problem with top alignment in beamer columns


Man wakes up in a dark corridor, can’t remember why he’s a prisoner

Corridor with a dead body turns out to be in a Möbius strip


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


Is there a way to show only uncommented lines in a text file/script?

How can I "cat" a file and remove commented lines?


how to show strictly increasing function on an interval has continuous inverse

Prove inverse of strictly monotone increasing function is continuous over the range of original function


Continuous bijective function between the same topology that is not a homeomorphism.

Are continuous self-bijections of connected spaces homeomorphisms?


What's the term for fallaciously including an assumption in a question?

What's the term when you ask a question which implies a lie?


mysterious file with 3 forward slashes suddenly appeared

What is x-nautilus-desktop:/// and why do I have it?


C++ 14: Undefined symbols for architecture x86_64

Why can templates only be implemented in the header file?


$H$ is a maximal normal subgroup of $G$ if and only if $G/H$ is simple.


Forcing randomized quads to stay coplanar?

How to flatten a non-planar face to a targeted plane?


How can I replace a string with a string that contains a special character, using sed

How to replace a string with a string containing slash with sed?


How to finish an aborted Ubuntu subsystem initialization?

How to change the default user name in WSL?


How do I get google to show my page's structure in its results?

What are the most important things I need to do to encourage Google Sitelinks?


The question of the second law of thermodynamics

What is the reason of $dT/dh = 0$ in the gas column?


Remove "be nice new user" message from users who are active in other sites on the network

Indicate if a new contributor is new to Stack Exchange, or new to the current Stack


saving lists as single or separate files

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


What happens if you cast magic missile at an illusion?

What happens when a caster targets an object that looks like a creature with a spell that targets only creatures?


How to rotate a label, textbox or picturebox during runtime?


Any way for a combo box with 2 values per line?


Adverb placement, before or after the verb

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


How can I use my blender animation on my website?

Can I use images rendered with blender for commercial use?


Does a static code-block runs more than one time in concurrent environment


How do I create a numbered list of words?

Customizing inline enumerate with enumitem still not working?


Static IP address for local network host


fread'ing and fwrite'ing a structure that contains pointers

Writing and reading (fwrite - fread) structures with pointers


Generate data through RandomVariate from an interpolated distribution

Empirical Cumulative Distribution Function


How can I edit bevel parameters on a mesh object I created last week?

How to edit Parameters for an Object after it is created?


How to change the color of editor in Texworks


Postgres won't use btree index in left-anchored LIKE query

Pattern matching with LIKE, SIMILAR TO or regular expressions in PostgreSQL


Why is looping over find's output bad practice?


Substituting sweetened condensed milk for evaporated milk

Is sweetened condensed milk a substitute for evaporated milk?


Image was not shown in LaTeX (with TeXstudio GUI), only a black filled box is shown

Why do I get a black rectangle instead of my external picture?


Oneboxing a Stack Exchange post using HTTPS does not work


How much am I floating above the chair I am sitting on?


It Won't Render: Stuck on the 1st 4 tiles, played with Resolution, sample size and max steps with no luck


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


If $f$ is an entire function and $f = f'$ then the is a constant $K$ such that $f(z) = Ke^z$

How is $e^z$ the only function that is entire with the property $f'(z) = f(z)$ and $f(0) = 1$


How to create Startup window for my app in WPF


multi-user access to windows server 2012 via Remote Desktop?

How to enable the 2 concurrent (+1 console) sessions on Windows Server 2012


Ubuntu 14 Android Studio 3 xrdp /dev/kvm permission denied


Prove existence and uniqueness of m-adic representation of any natural number

On the proof of existence and uniqueness of radix representation


How to change the name of document elements like "Figure", "Contents", "Bibliography", "Appendix", etc.?


Unity doesn't load, no Launcher, no Dash appears


Force and Torque Question on an isolated system


What is the double opposite of Schadenfreude?


Manipulate panel does not print (or print to pdf) the same as it displays in a notebook

Cell copy results in jaggy, aliased output


Prove $\text{rank}(A) \geq \frac{(\text{tr}(A))^2}{\text{tr}(A^2)}$ when $A$ is Hermitian


Answer links have become broken for multi-page questions

Why did the format of full-form URLs to answers change?


Extracting raster DEM elevations to vector attribute tables in ArcGIS Desktop?


Ideal gas temperature and particle increase

Does increasing the pressure of the gas in a container by pumping gas into it increase temperature?


How to place a bar one on the other in bar charts?

How to get the spaces properly on the x axis, how to place the y values on the corresponding bars?


How to put the Thread ID in Apex sent mail?

Create Case thread Id using Apex (SOQL limit-proof)


Partition of real numbers into dense subsets of positive measure

Construction of a Borel set with positive but not full measure in each interval


What is an adjective to describe someone who constructs their moral views based on convenience?

Word for person who always judges their actions positively


Preprocess categorical variables with many values

Principled way of collapsing categorical variables with many levels?


How to add Finder and file,edit,Go,view,windows,help thing and a search for apps thing like mac OS on top of the Ubuntu 17.10 ( Gnome ) panel


What is the double bracket notation used here?


How do I store an input as a global variable?


Proof that it is unsolvable whether there's an infinity between countable and uncountable?

Why is the Continuum Hypothesis (not) true?


RegEx match open tags except XHTML self-contained tags


Combination on the different sum of money

Combinations of a penny, nickel, dime, and quarter


Why am I prompted for the bitlocker recovery key upon startup?

BitLocker issue. Recovery Key is required on each startup after installing secondary OS


Cant install Ubuntu 14.04.1 LTS alongside Win 7

Cant install Ubuntu alongside Windows 7 on HP 650 - Cant recognize Windows partition


CSS margin terror; Margin adds space outside parent element

Why does this CSS margin-top style not work?


get only file name while iterating over directory instead of path with it

Stripping directory paths to get file names


Get non-integers from string in javascript


Ways of parsing an XML document to Java objects


difference between not to verb , to not + verb


norm (x+y)= norm(x-y) implies x is perpendicular to y.


Adding spatial reference to many shapefiles in loop using ArcPy?

Do ArcGIS SpatialReference object factory codes correspond with EPSG numbers?


is it possible to upgrade to a new version via terminal?


PHP script not executing on Apache server


Null pointer exception when clearing a JavaFX combobox

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


How to install Dreamboxedit, Clonezilla and Skype in Ubuntu 14.04.3 LTS?

How do I install applications in Ubuntu?


$u(t)=e^{At} u_0$ is solution of the IVP $u'(t)=Au(t)$ and $u(0)=u_{0}$.


How to switch off syntax highlight in cited code?

What is syntax highlighting and how does it work?


Disable spellcheck in h:inputtextarea using jQuery

How to select JSF components using jQuery?


How to convert C style printf to C++ style cout in eclipse replace


Add filtering my questions to show only uncheckmarked questions

View my questions with unaccepted answers


Delete a Object from an Array of Objects

How do I remove objects from an array in Java?


Backup and restore all application to fresh ubuntu install

How can I backup my programs/applications, so that after I reinstall a new one, I can still use the backup-ed ones?


Does construction of a Lightsaber require use of the Force?


Prevent iCloud sync of data (using .nosync?)


Can a Pixie float over the middle of a pit?

Can a pixie fly higher than their altitude of one?


How to use Select to exclude a single element which I can control?

Evaluating an If condition to yield True/False


How do you write a program to translate a .txt file to a more manageable Multidimensional array in c++?


won't instead of using' wouldn't' is possible?


Bash Script : what does #!/bin/bash mean?

Why do you need to put #!/bin/bash at the beginning of a script file?


How do I grep the lines based on '.' (dot)?


On Scroll change dropdown menu drop position

Drop-down menu that opens up/upward with pure css


What lens do I need on a P&S camera for photographing faces?

How to calculate the correct focal length needed for a subject of a given size and distance?


Keeping tables/figures close to where they are mentioned


Why does vertex Z have a degree of 5 in here?

Why do you count a loop as a double in graph degree?


Javascript: {} vs new Object() performance

What is the difference between `new Object()` and object literal notation?


What conservation law corresponds to Lorentz boosts?


When to use "me and my __" and "my __ and me"?


Give an example of an ideal that is not a subring, and a subring that is not an ideal.


How can I prevent blender from exporting fbx with-90 rotation on the x axis to unity?


Thread to check if a file exists throws NullPointerException

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


E:Malformed entry 52 in list file /etc/apt/sources.list (Component), E:The list of sources could not be read

How do I remove a malformed line from my sources.list?


New coordinates in terms of old from Jacobian-- Software?


Why use @Asynchronous in EJB when we can use ExecutorService?

Why is spawning threads in Java EE container discouraged?


What Is the logic and the intuition of the Heisenberg Uncertainty Principle based on? Is it Quantum Superposition or on the electromagnetic spectrum?

Can the Heisenberg Uncertainty Principle be explained intuitively?


Graph: Prove that $\chi(G)+\chi(G^c)\leq n+1$


What Kind of investments should a new person in money should start with first?

Best way to start investing, for a young person just starting their career?


Why do we call things like this a function


Change Background Image and animate an UIButton when tapped iOS 7

Animating only the image in UIBarButtonItem


Is there a general way to count the number of sigma-algebras on a finite set?

Number of $\sigma$  -Algebra on the finite set


Unable to install any updates through update manager/apt-get upgrade


Issues with the chain rule in derivatives in chiral perturbation theory

Derivative of the product of operators and Derivative of exponential


Recovering broken or deleted NTFS partitions


How to add an extra speaker to my existing audio system?

Can audio go to both the speakers and a bluetooth headset simultaneously


Travel to Ireland (Dublin) with UK visa (Indian citizen)

Travel to Ireland (Dublin) with U.K. Visitor visa


Is there a Windows 10 command that acts like Win + D, but only for the current screen?

Minimize all windows on the active monitor


Dell Trackpad not recognized in Ubuntu 14.04

Dell Inspiron 3551 Unresponsive Touchpad


Central limit theorem on distributions with support other than $\mathbb{R}$

How can the central limit theorem hold for distributions which have limits on the random variable?


Why "\newcommand{\bal}{\begin{align}} doesn't work?


how to correctly compile java files with javac?

Why am I getting a NoClassDefFoundError in Java?


Is there any reason to use the 'auto' keyword in C++03?


some questions in codeeval about the first argument to your program


Install c/c++ compiler just like turbo c or dev c++


Is there an elementary proof that $\sum \limits_{k=1}^n \frac1k$ is never an integer?


How to implement paging for a TableView in JavaFX?


How can I vertically align elements in a div?


div element not found while using $A.createComponent

Dynamically created component with aura:id, set as a Facet inside a parent component, is not found when calling find() and passing in aura:id


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


Compilation error using fontspec to set Calibri as a main font with TexStudio and LuaLatex on Windows

After MiKTeX update: suddenly all fonts (incl. existing path-referenced ttf files) are not found by fontspec / LuaLaTeX anymore


Verbose details shown during boot of Ubuntu 18.04

How can I show or hide boot messages when Ubuntu starts?


How do I get Pidgin to authorize for Facebook?

How to grant application access for Facebook account


Alter a Views query to use "OR" through the user interface


Convergence of the sequence $x_n = \sqrt{x_{n-1}x_{n-2}}$ for all $n\geq3$

Limit of a sequence defined by recursive relation : $ a_n = \sqrt{a_{n-1}a_{n-2}}$


How can I create documents in LaTeX using a calligraphic first letter for chapters?


Equivalence Relation: Property 1 is implied by Properties 2 and 3

Why isn't reflexivity redundant in the definition of equivalence relation?


Why confidence interval is important when point estimator is close to zero?

Why does a 95% Confidence Interval (CI) not imply a 95% chance of containing the mean?


Display citation key in bibliography in beamer presentation

How do I get numbered entries in a beamer bibliography


PHP: strtotime is returning false for a future date?


Is there maybe third part or boost similar, map with same interface like from stl but thread safe?


Start C# application on Windows Startup and keep focus

Keep window on top and steal focus in WinForms


How to model a uncontinuously screw like in picture


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


Which mode is a cantilever oscillating at when twanged at one side and changing the length?


Which Bibtex styles preserve Capitals Letters in the Bibliography, without needing double curly braces?

BibTeX loses capitals when creating .bbl file


Ubuntu Gnome 16.04 Software Updater often failed

How can I fix a 404 Error when using a PPA or updating my package lists?


Where can I download windows vista legally?

Download Windows Vista Home Premium to use with my own key?


Where do periods go when a statement in parenthesis ends in an abbreviation

How to deal with abbreviations like 'etc.' at the end of parentheses which are closing a sentence?


Can't filter file extensions when the list is in a variable


What's the simplest way to store 1 bit after a device has been turned off?

How to make 1 bit permanent memory circuit?


Tried to move a file and now i cant find it


Which are the (Bash) shell special parameters/variables?


The number of ways of choosing 5 cards from a standard deck of cards

What is the number of five-card hands possible from a standard fifty-two card deck?


Why don't the satiltes fall into the earth?

Why doesn't the Moon fall onto the Earth?


Can an intellect devourer be charmed by charm person?

What happens when you try to charm or otherwise control a creature that has been Intellect Devoured?


Merge point features within a given radius

Deleting points which are close to each other


splitting a row in sql with different information in sql server


Site list does weird things with Stack Overflow

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


Where can I find javascript native functions source code?

How can I see the source of built-in JavaScript functions?


Can a familiar use the Help action on an ally within 5 feet without being within 5 feet of the enemy the ally is attacking?

Is the 5-foot range of the Help action my range to the ally, the enemy, or both?


Limit of $n!/n^n$ as $n$ tends to infinity

What's the limit of the sequence $\lim\limits_{n \to\infty} \frac{n!}{n^n}$?


Quotient group with normal subgroup dividing the order of another group

A group $G$ with a subgroup $H$ of index $n$ has a normal subgroup $K\subset H$ whose index in $G$ divides $n!$


I get a ConcurrentModificationException when attempting to launch Minecraft with Forge


How to completely destroy Windows 10 Updater?

Make Windows 10 stop installing driver software automatically


Strange NullPointerException in multithreading program


First time using bevel tool, doesn't bevel evenly. What am i doing wrong?


My function doesn't change the value of the output variable

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


Prime ideals of the ring of integers lying over $p\mathbb{Z}$

Can infinitely many primes lie over a prime?


iPhone app crashes after update to iOS 14.2

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


Where do I find the windows license key on a Dell XPS without windows currently installed?

OEM license activation for Windows 10 Home VirtualBox guest, on Ubuntu host


Hash Function to get same value for different messages

Pre-image resistant but not 2nd pre-image resistant?


turn mysql select to delete statement - How do I?

How to turn this MySQL SELECT query into a DELETE query?


Why is it that I am unable to format my pendrive in exfat using gparted?


How can I configure Juju for deployment on HP Cloud?


Calculate $\lim\limits_{n \to \infty} \frac1n\cdot\log\left(3^\frac{n}{1} + 3^\frac{n}{2} + \dots + 3^\frac{n}{n}\right)$

Evaluating $\lim\limits_{n\to\infty}(a_1^n+\dots+a_k^n)^{1\over n}$ where $a_1 \ge \cdots\ge a_k \ge 0$


WiFi driver working but can't connect to any network

Wifi is Not Working on Ubuntu 18.04 LTS with RTL8723BU


digitalocean install apache, but it says ~Package 'apache2' has no installation candidate~

How do I restore the default repositories?


heat weighting: failed to find solution for one or more bones


Retrieve DataFrame of all but one specified column

How to select all columns, except one column in pandas?


Data Annotations make a value Required when another model value is not empty?

RequiredIf Conditional Validation Attribute


Convergence of the sequence $ a_{n}=1+\frac{1}{2}+\frac{1}{3}+\cdots+\frac{1}{n}-\int_{1}^{n} \frac{1}{x} d x$

Simple proof Euler–Mascheroni $\gamma$ constant


cant run google app engine java project in localhost how to fix java.util.logging.config.file error

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


What happens if the OP doesn't know English language yet post a question with mere code?


Java: Decrease value of primitive from getter or use setter?

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


Adding lambda functions to a symbol table of a class

Adding a Method to an Existing Object Instance


What is a Kernel Panic and what does it mean?


Hide pop-up menu item in eclipse plug-in


Questions regarding usage of software/apps

What default Windows Software Alternatives does Ubuntu have!


Conversion calculation from string do double

How to evaluate a math expression given in string form?


How do I overload << in std::stringstream

How to properly overload the << operator for an ostream?


Anyone dealt with "KEI Journals"? What about the journal "Quarterly Physics Review"?

How do you judge the quality of a journal?


Usage of singular or plural SI base units when written in both symbol as well as name


Insert a line break into a TOC item without breaking the line in the chapter title


How to deactivate num lock on Xubuntu on MacBook?


Difference between launching a script with ./script.sh and . ./script.sh


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


Paid credit card bill, but money didn't leave my checking account

Why do (ACH) payments that withdraw or deposit on my bank account require 1+ business days to complete?


Tab autocomplete with environmental variables do not work

How to get bash to stop escaping $ during tab completion?


How to tell xargs which argument to choose ?

How can I find files and then use xargs to move them?


What are "sequence points" and how do they affect undefined behavior?


how to deserialize WCF Data Service object?

How to deserialize object from OData Atom feed?


Is it possible to associate non-blend files with Blender?


download only first few bytes of a source page


What kind of dragon slayer magic Acnologia Wields


How to avoid insert duplicate record in SQL Server using windows form in C#

Code for checking the same data present in table column


How to send line of terminal output to variable?

How do I execute a command and get the output of the command within C++ using POSIX?


Proving that $D^{-1}\mathbb{Z}\cong \mathbb{Z}[x]/(px-1)$

Localisation is isomorphic to a quotient of polynomial ring


Being asked for credit card information for updates on apps already purchased

Unable to change payment information to NONE in iOS Appstore


Why can't I scale or rotate objects in the viewport?


Which resources are available to self-study GAP?


Blender inbuilt render engine black spots


Why did jquery mobile switch from data-role="content" to role="main" class="ui-content"?

jQuery mobile: difference between data-role and role/class


How do I prove that an anti-symmetric matrix $A$ is not invertible?

Oddity: Determinant of Skew-Symmetric $n\times n$ Matrices


How many complements are in "I blame him for the failure of the report"?

How many complements are in "I ask you to clean the room"?


How do I block domains using the hosts file on Windows?

With Windows 7, why is an entry in the hosts file not working?


How to show that If a is relatively prime to n, then multiplication by a permutes the elements 1,2,3,....,n-1?

For $a,b$ coprime, there exists positive integers $x,y$ such that $ax-by=1$


What is the reason behind "non-static method cannot be referenced from a static context"?

Non-static variable cannot be referenced from a static context


What to choose: Xubuntu or Xfce Session?

What is the difference between Ubuntu+XFCE and Xubuntu?


Why is : $ \mathrm{dim}_{ \mathbb{C} } V(d,n) = \binom{d+n-1}{n-1} $?

Show that $\dim H^0(\mathbb{P}^n, \mathcal{O}_{\mathbb{P}^n}(m)) = {n + m \choose n}$ if $m \geq 0$, and $0$ otherwise.


A correct explanation for the levitation of a superconductor above a magnet

How does quantum trapping with diamagnets work?


Given Max has probability p to win each game, compute the expected number of runs* after n games

Expected number of runs in a sequence of coin flips


What is the most elegant Ruby statement to split a string in its characters taking two by two?

Splitting string into pair of characters in Ruby


Find files containing one string but not the other

How to find files that contain one criterion but exclude a different criterion


Blank page disappeared between chapters after chapter 2

Per-chapter blank page disappears after Chapter 2


What characters do I need to escape when using sed in a sh script?


Changing one inner list's element changes all inner lists python

List of lists changes reflected across sublists unexpectedly


Share external hard drive between two Ubuntu computers

How to share files through the local network?


Detect new users to chat, display helpful info

Room-specific welcome message for new users


Modify integer values throughout program

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


Why there is no WeakList and WeakSet implementation in Java?

Why does exist WeakHashMap, but absent WeakSet?


Class inside a Class setting a variable changes all of them


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


Why can a function modify some arguments as perceived by the caller, but not others?


Goto specific page in embeded google drive document?

How can one link directly to a specific page of a PDF in Google Drive?


How did Ginny Weasley have time to petrify Justin?

Does somebody need to be in the Chamber to control the Basilisk?


Using .text() to retrieve only text not nested in child tags


Diagnosing cause of slow performance in MXD


are binding variables in dynamic soql not required to be in scope at the time of query?


Create a visualforce tab for contacts of specific record type


Examples of correlated Xs with opposite effect on Y

When A and B are positively related variables, can they have opposite effect on their outcome variable C?


401 response when do a POST using scribe oauth java

Getting 401 on Twitter OAuth POST requests


int((0.1+0.7)*10) = 7 in several languages. How to prevent this?


Windows 7 Pro x64 hangs on boot when loading classpnp.sys


A compact Hausdorff space that is not metrizable


Event is not triggered after adding new elements

Event binding on dynamically created elements?


How do I give other players money in GTA Online?


Asking for someone to accept your answer

Asking users to accept answer when they comment that it answers their question


Unbalanced logistic regression: correction for intercept term and report

Does an unbalanced sample matter when doing logistic regression?


Use the output of find as the input for another command?


difference between scultping and modeling


"Fun" C++ library that interprets ASCII figures in code - what is it called? ("Multi-Dimensional Analog Literals")


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


Is it possible to use GPU to boost performance of computer automatically?


How to set default value to the input[type="date"]

How to set input type date's default value to today?


How is it solved: $\sin(x) + \sin(3x) + \sin(5x) +\dotsb + \sin(2n - 1)x =$

How can we sum up $\sin$ and $\cos$ series when the angles are in arithmetic progression?


How to make an arrow with words on top in texstudio


How to prevent updating of a specific package?


Ora-39000 bad dump file specification when exporting dump file using expdp

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


Moment Generating function With Gamma distribution

Statistics: Joint Moment Generating Function Question


How to get the command for existing launcher entries?

How to find out the terminal command of an application?


Why, when slicing the list, the number of the items in a list is always more than the ending index?


Generating an article from an email in mediawiki


Jquery don't detect a click after showing search results

Event binding on dynamically created elements?


How to show hard disk file system format

Command line option to check which filesystem I am using?


How come $1^{\infty}$ = undefined, while $2^{\infty} = \infty$ and $0^{\infty} = 0$?

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


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


Runtime error when printing string using union. It doesn't print string value but does print integer value

Difference between a Structure and a Union


What is wrong with my terminal? Backspace won't delete everything on the terminal line


How to draw a polygon with clear spaces inside in EAGLE


"How do we call (something) in English?"


Why does the Archipack add-on add a black wall to my scene when trying to add a window?


How do you play Scrapheap Scrounger's ability?

How do I activate Dauntless Cathar's ability?


USB disabled in BIOS after installing Ubuntu


Gluing Lemma for Closed Sets: Infinite Cover Counter-Example


Python's in (__contains__) operator returns a bool whose value is neither True nor False


How do I install Ubuntu on a Pre-installed Windows 8 laptop?

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


Probability that it is raining or snowing but not both?

Probability of Various Combinations of Weather


Is it possible to overload operators in Java?


PHP says "No Database selected" even after using mysqli_select_db()

mysqli_fetch_assoc() expects parameter / Call to a member function bind_param() errors. How to get the actual mysql error and fix it?


Is it advisable to use the Extra Virgin Olive oil for Indian cooking, and baking?

What oils are suitable for Indian cooking (i.e. extended frying duration)?


How to kill an app in iPhone using objective C


How powerful is Saruman's Ring ( which he made himself )?

What is the significance of Saruman's Ring?


What is the purpose of "serializable" interface in Java when every object is serializable automatically?


Most efficient way how to generate a serial which is unique per customerid in the same table?


what is the Equation of State for a perfect solid?

Is there an Ideal Liquid Law? Or Solid Law?


Access the USB drive from which Ubuntu boots

Ubuntu Live USB - Finding files that were stored on my flash drive


El Captain update download doesn't continue after restarting the Mac


Why can't enum's constructor access static fields?


How to remove duplicates from object list based on that object property in c#


WP auto-updates - no more email notification

How to disable the "Your site has updated to WordPress x.y.z" admin email?


ñ character showed as �, when retrieving from mysql to php


Number of onto functions from set A to B

Calculating the total number of surjective functions


What are the limitations of ANOVA vis a vis multiple regression analysis

Why is ANOVA equivalent to linear regression?


Warning: mysql_fetch_array() expects parameter 1 to be resource, boolean

Reference - What does this error mean in PHP?


Returning the reverse of a string using recursion?

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


How to make a function give up after running for a long period with no output


toString method not printing out my object, instead it's printing the memory adress

How do I print my Java object without getting "SomeType@2f92e0f4"?


Quantum mechanics textbooks that use path integrals


How do I check OS with a preprocessor directive?


When to upgrade/install Ubuntu 14.04 LTS

How do I upgrade to a newer version of Ubuntu?


Why does isBackgroundWindow return error when I use delegate in Kotlin?


Printer Data Cables with *suspected* IC boards


Play! framework: define a variable in template?

Declare variable in a Play2 scala template


After 8.1 lost grub. Can i just uninstall Linux?

How to remove Ubuntu and put Windows back on?


Changing 7-speed Shimano cassette to 10-speed

Converting from 7-speed to 10-speed rear wheel


Unable to upgrade from 17.10 to 18.04. Package libgd3 not found

How can I fix a 404 Error when using a PPA or updating my package lists?


How to find $\lim\limits_{x\to0}\frac{e^x-1-x}{x^2}$ without using l'Hopital's rule nor any series expansion?


How do I get an animated gif to work in WPF?


How do you prove that $\int_0^\frac{\pi}{2}\frac{\sin^mx}{\sin^mx+\cos^mx}\mathrm dx=\frac{\pi}{4}$

How to integrate $\int_0^{\pi/2}\frac{\sin^nx}{\sin^nx+\cos^nx}dx$?


Is $n^{800}= 1 \mod{800}$ given that $n$ is relatively prime to 800?


JavaScript: Can I declare variables inside switch cases?

What is the scope of variables in JavaScript?


How to do something different for the last item in an array (from mysql_fetch_array)?

Echo a comma on all but the last value? (result from mysql_fetch_array)


How do i remove all white spaces from a string?

Efficient way to remove ALL whitespace from String?


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


How to set Ubuntu to boot first instead of windows 10?


How many surjective functions from set A to B?

Calculating the total number of surjective functions


How to find which application is creating a particular file in a path?

How to determine which process is creating a file?


For natural numbers $a$ and $b$, show that $a \Bbb Z + b \Bbb Z = \gcd(a, b)\Bbb Z $

Let $m \in \mathbb{Z^+} , n \in \mathbb{Z^+}$ and let $d=\gcd(m,n)$. Prove that $m\mathbb{Z}+n\mathbb{Z}=d\mathbb{Z}$


Why is it that when you wear polarized sunglasses, objects in the center of field-of-view are not obscured, but reflected lights have less intensity

Why do polarized sunglasses remove (most) reflections on car windows?


Ubuntu one changes 'Date modified' to time and date of sync

Keeping the time stamp when syncing with Ubuntu One?


Grid based Collision Detection between circles


Guaranteed child element at unknown depth with XML Schema


Can't preview smoke simulation on Blender 2.82


A word to describe the point of land at the confluence of two rivers?

What is a suitable word to describe a place where two rivers meet?


If in a ring $R$, $x^2=x$ for all $x$ then show that $2x=0$ and $x+y=0$ implies that $x=y$

Prove that if $a^2 = a$ for all elements of the ring $R$, then $R$ has characteristic 2. Is the converse of the statement true?


Iterating over every two elements in a list


How Can Thanos believe his plan is sustainable?


"System Memory" taking up too much storage

How disk space is used on Android device?


Measure voltage using transistor with strange behaviour


Proof of $\displaystyle\lim_{x\to 0} \frac{e - (1+x)^\frac{1}{x}}{x}=\frac{e}{2}$


What is a gerund? A noun or a verb? 'His smoking upset me’


Avoid vertical space above bullet list in LaTeX table


need help with deforming a mesh over another mesh


Central Limit Theorem, what does it really say?


Can you provide examples of fractal coordinates for points?

Expressing points in fractional dimensions?


Converting First Charcter of String to Upper Case

How do I make the first letter of a string uppercase in JavaScript?


Can or could, which is correct, or at least better? Why?

When should we use "can", "could", "will", "would"?


What design principles are important for doing "more with less"?

What are the key principles that effective designs share?


how do I prove this formula combinatorially?

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


Is using "fruits" as the plural of "fruit" acceptable?


Developing Apps using Adobe PhoneGap on Ubuntu OS

How can I install Windows software or games?


Which mode is the best for taking pictures: manual, auto, or portrait?


What does the @ symbol before a variable name mean in C#?


70s movie where implants would make people peaceful

70s TV miniseries: antagonist gets followers to his pacifist ideology through mind control devices


Can't retrieve Bengali from database using php


how to avoid spambox with php mail() function

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


Early 90's fantasy with a unskilled student wizard

Fantasy book where a young prince becomes a mage


If $\sum_na_n=\infty$ and $a_n\downarrow 0$ then $\sum\limits_n\min(a_{n},\frac{1}{n})=\infty$

Show that if $\sum_na_n=\infty$ and $a_n\downarrow 0$ then $\sum\limits_n\min(a_{n},\frac{1}{n})=\infty$


Python - Way to restart a for loop, similar to "continue" for while loops?


Getting error call to undefined function session_register()

Fatal error: Call to undefined function session_register()


How to deselect the weekend and holidays in date-picker using jquery?

Can the jQuery UI Datepicker be made to disable Saturdays and Sundays (and holidays)?


Printing an array to a file with each element of the array in a new line in bash


finding the limit of $\lim_{x \to 0}\frac{x-\tan(x)}{x-\sin(x)}$

Find $\lim_{x \to 0} \frac{x - \tan(x)}{x - \sin(x)}$


Additional information: 'M:/uploads/' is a physical path, but a virtual path was expected

Server.MapPath - Physical path given, virtual path expected


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


How can I install Windows software or games?


I am trying to remove Ubuntu and reinstall Windows 10, can someone help me?

How to remove Ubuntu and put Windows back on?


Can I use Google Fonts to design my own logotype?

Can I use the Google font 'Lato' for a logo design?


Scalability of preg_match and copy to file

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


Global setting of spacing between items in itemize environment for beamer


Anonymous initialization - strange serialization warning

Why does double brace initialization asks for SerialVersionUID?


Why is a NullPointerException being thrown?

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


Null Pointer Exception Error in a DoubleMatrix class


When I open php in gnome-terminal -e, I get just empty terminal window

How to open a new Terminal with shell prompt and running multiple commands in Command Line?


How can I bring back the title bar in Nautilus and Document viewer?

How do I disable client side decoration globally in GNOME?


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


factoring $n=pq$ knowing $p+q$ in polynomial time

Algebraic process to find numbers so that $xy=45$ and $x+y=18$


How can a Java variable be different from itself?


How to add separate "list of symbols" when "list of abbreviations" is already produced by glossaries?


Why declare a variable of a certain type and instantiate it with a subtype?

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


If $\sum a_n$ converges then $\sum a_n^{1-1/n}$ converges.

An interesting exercise about converging positive series, involving $\sum_{n\geq 1}a_n^{\frac{n-1}{n}}$


When a creature summoned through Find Steed is dismissed or killed what happens to its barding, saddle and saddlebags?


"Is it proved that ...?" vs. "Has it been proven that ...?"


Delete a folder in Win7, folder name is too long and ends with ".."

Under Windows 7, how can I delete a folder whose name ends with "..."?


A problem about algebraic integers and roots of unity

Average of sum of unit roots is an algebraic integer


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


In Rust, what is the idiomatic equivalent of Haskell's [n..m]?

How do I include the end value in a range?


Remove Occurance of character from String array


ARIMA: no trend, no seasonality, so what is there to forcast?

Why is removing instationarities a good thing when trying to forecast a time series?


Dynamically change element CSS properties after adding it on button click Javascript

Event binding on dynamically created elements?


Application Crash as Orientation Changes

Do fragments really need an empty constructor?


How can I get the shared link statistics?

View progress towards Announcer, Booster, and Publicist badges


frictional force is nonconservative force

What is the origin of non-conservative force?


What's the right way to call properties within the class?

What is the difference between a field and a property?


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


uncountable noun + and + uncountable noun

"There Is"/"There are" depends on plurality of the first list element or not?


Throwing eggs from flooors, general case


How to change default text to "No results" in UISearchDisplayController

How can I change strings of "Cancel" button, "No Results" label in UISearchBar of UISearchDisplayController?


Program run from udev cannot open a window

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


Variance of $k$th order statistic of normal vector


In how many ways can the committee be selected if the girls must include either Roberta or Priya but not both?

In how many ways can you select one of the two but not both?


What is the square root of the Dirac Delta Function?


How to insert an image with transparent background into PDF?

Techniques for embedding images with transparent backgrounds in LaTeX


What will happen if I put #!/bin/bash inside a script but use ksh for the script?

Does the shebang determine the shell which runs the script?


QGIS Extract Nodes with M-Values for Linear Referencing

How to access shapefile m-values with pyqgis?


How to read Visio Document content in C#


Solve the following limit as $\lim_{x \to 0}$

A limit problem $\lim\limits_{x \to 0}\frac{x\sin(\sin x) - \sin^{2}x}{x^{6}}$


merge several plots in one column without any space between them


Templated class members in the base class, don't exist in the derived classes


How do I perform string matching and replacements?


How can I write a function to find missing number in PHP

Find the missing and duplicate elements in an array in linear time and constant space


Adding words to a character class in Regex

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


Characters appear as gibberish in mysql (Hebrew)


App stops Caused by Attempt to invoke interface method 'int java.util.List.size()' on a null object reference

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


Simulating group_concat MySQL function in Microsoft SQL Server 2005?


Where can I find current authoritative information about COVID-19 related travel bans to the US?

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


Where to or how to ask "Best of" Questions for what software tools to use

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


Identifying 1d clusters with scipy.stats or sklearn?

How do you find a cutting point / strong slope within one-dimensional data


"Not only should I" in declarative sentence


Why don't poor wizards like the Weasley's use magic to improve their possessions?

Why can't wizards magically fix clothing?


Error when I add or remove elements from an arraylist


Javascript not working in div tag when div tag is add after run

Event binding on dynamically created elements?


If $\deg(Q) \geq \deg(P) + 2$, then $\int_\gamma \frac{P(z)}{Q(z)} dz = 0$


Hyphen or no hyphen when modifying an adjective with a quantity?


difficulty of accepting $i^2 = -1$ for first timers


How come dim row A = rank if dim Im A is also = rank?

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


How to save the image in my project folder using servlets?

Recommended way to save uploaded files in a servlet application


Is there a Java equivalent or methodology for the typedef keyword in C++?


grouping 100 number in array into 4 group in c#

Split a collection into `n` parts with LINQ?


Why can templates only be implemented in the header file?


Clearing previous terminal output in python


Clone() vs Copy constructor- which is recommended in java

clone() vs copy constructor vs factory method?


SVG from illustrator doesnt fill correctly


How do i write a batch file that executes commands

How to type commands in PuTTY by creating batch file?


Is it 'can you please send me the the files?' or 'please can you send me the files?'

What is the correct positioning of "Please" in a sentence or indeed is there one?


Can a pipe be used instead of exec in - find / -name “.txt” -exec cp {} /junk \;

Why is looping over find's output bad practice?


Ubuntu 18.04 "Files" application automatic searching

Traditional search-as-you-type on newer Nautilus versions


Is there a central limit theorem for random variables with a bounded interval?

How can the central limit theorem hold for distributions which have limits on the random variable?


installing package from a local .tar.gz file on Linux

How do I install an R package from source?


p:fileUpload Listener method is never invoked for mode="simple"

How to use PrimeFaces p:fileUpload? Listener method is never invoked or UploadedFile is null / throws an error / not usable


Stop Visual Studio sorting my imported interface members in C#?

How to implement interface properties NOT in alphabetical order


How can I configure the Ubuntu Dock to show windows only from the current workspace?


How do I get shortcode, widget and template tag CSS to load in the head only as required?

Conditionally Loading JavaScript/CSS for Shortcodes


What is the difference between these function declarations in Javascript?

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


USB Drive missing space, no unallocated space found in Device Manager

How do I fix my USB drive to get its original 8GB size back?


Decapitated Zombie heads active or dead?

If the brain stem is left intact, does severing the head from a zombie render it harmless, or would it become a lurker?


Election modeling : How is this a valid approach?

Probability of a single real-life future event: What does it mean when they say that "Hillary has a 75% chance of winning"?


How can i display total number of node created by individual user?

How to count the node a user has created in a View?


how to handle multiple regression with indepndent variables are categorical as well as continous?

Dealing with Categorical variables in Multiple Regression


Particles can be at the same time in two places. Why?

Can an electron be in two places at the same time?


How do I resolve unmet dependencies after adding a PPA?


What cassette remover tool I should order for Shimano CS-HG50?

What tool is needed to remove a Shimano HG-50 freewheel?


Finite abelian group A cyclic iff for every $n\in \mathbb{N}$, $|\{a\in A \mid a^n = 1\}| \leq n$

If $x^m=e$ has at most $m$ solutions for any $m\in \mathbb{N}$, then $G$ is cyclic


How to search for specific lines in Linux?

How do I remove a malformed line from my sources.list?


How do I store values in a for loop into an array and then plot that array?

Creating a table/Matrix during a For loop


If I run along the aisle of a bus traveling at (almost) the speed of light, can I travel faster than the speed of light?


Is there any way to delete special character from my device keyboard?

Android - is it possible to hide certain characters from the soft keyboard?


Enter US from Hong Kong during covid possible?

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


Proof that for $a,b,c\in \mathbb{R}$, hold that $\left |\sqrt {a^2+b^2}-\sqrt {a^2+c^2} \right |\leq \left |b-c \right |$.


Install QGIS 3 and QGIS 2.0 Ubuntu 18.04

How to setup QGIS Master and Stable in parallel on one Linux system?


multivariate linear regression without b_0

When is it ok to remove the intercept in a linear regression model?


Stop senseless mass-queries on DNS-server

How do I set up a "secure" open resolver?


Show that $Y_n = \sum_{k=1}^n X_k (\frac{1}{2})^k$ converges to $U(0,1)$

Limit distribution of infinite sum of Bernoulli random variables


create a .deb Package from scripts or binaries


Are Monks proficient with unarmed strikes by default?


What are these shrimp-like insects in my cat's water bowl that appear overnight


Decomposition of finite cyclic group into direct product

Isomorphism of a product $C_n \times C_m$ of cyclic groups with the cyclic group $C_{mn}$


How to display a specific range of random numbers in java using Math.random

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


How to read contents of a huge xml file in c#

What is the best way to parse (big) XML in C# Code?


How to insert new line in the email using linux mail command?

How can I have a newline in a string in sh?


Pros of declaring function as a variable and define it when document is ready

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


Let $A\in\Bbb{K}^{n\times n}$ and $\mu_A$ the minimal polynomial of $A$. How can I show that $A$ is invertible and only if $\mu_A(0)\neq0$?

Minimal polynomial for an invertible matrix and its determinant


What software programs are used to draw Mechanics, Electricity & Magnetism, Waves, Thermodynamics, Optics & Modern Physics diagrams?

What software programs are used to draw physics diagrams, and what are their relative merits?


jQuery Save css background color in variable

How to get the background color code of an element in hex?


Less than a month left on national type D visa from Malta. Can I still enter the Schengen area?

Can I visit Schengen countries on a Type-D Schengen Visa?


Simple combination/probability question based on string-length and possible-characters


Why can templates only be implemented in the header file?


reading files list for package 'texlive-base': Input/output error


Proof Writing: Regarding an equivalent statement of the Axiom of Choice. (Tao, Analysis I: Exercise 8.4.2.)

Axiom of Choice: Family of non-empty sets mutually disjoint or not?


How to split string and push in array using jquery

How do I split a string, breaking at a particular character?


in Ubuntu, what is the difference between en_US:utf8 and en_US: when setting LANGUAGE

For setting locale in Ubuntu, what does the LANGUAGE environment variable mean?


Can we read 31 July as 'thirty one July'?


How is trustworthiness of medical research established?


Attempted to read or write protected memory : C++ Modified Value of Memory

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


Proof that $\gcd(ax+by,cx+dy)=\gcd(x,y)$ if $ad-bc= \pm 1$


Extract image associated to a file based on the extension

How do I get the icon associated with a file type?


Showing that $ U(2^n) $ is not a cyclic group for $ n \geq 3 $

$(\mathbb{Z}/2^n \mathbb{Z})^*$ is not cyclic Group for $n\geq 3$


How do i fix crashing error with OnClickListener()?

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


Which of the following series is uniformly convergent?

Check the uniform convergence of series of functions


Is a conditional image creation with add_image_size possible and which would be the best hook?

How to generate thumbnails when needed only?


Interpretation of a positive interaction term when the two variables are negative

Interaction term positive while components are negative?


Mathematical Proof By Induction of $1 + 2 +\dots + n = (n + 1)n/2$

Showing $1+2+\cdots+n=\frac{n(n+1)}{2}$ by induction (stuck on inductive step)


Comparing numbers between (0 and 2) and (0 and 1).

Explaining Infinite Sets and The Fault in Our Stars


What is `. command` means and how it works in Linux?

What's the meaning of a dot before a command in shell?


Investigation of optimal sleep time calculation in game loop


Using Batch Script I want to get filename of every file in the directory one by one so that I may perform a specific operation on each of them

How to do something to each file in a directory with a batch script


feedback on my solution regarding eqivalence relations.

For all $x,y∈\Bbb{R}$ define that $ x\equiv y$ if$ x^2=y^2$


What's the most efficient iron golem farm design for SMP?

What is the smallest iron golem spawner?


What kind of game is Flappy Bird/Swing Copters?

What is the name of the genre of games similar to Jetpack Joyride?


prevent a form from being submitted while pressing enter key

Prevent users from submitting a form by hitting Enter


If two real matrices are conjugated over $\mathbb{C}$, are they then also conjugated over $\mathbb{R}$?


Is it true for finding the order of $\mathbb{Z}_n[x]/ \langle f(x) \rangle$?

Why these are isomorphic each other for given these rings?


What determines the priority of feature requests?

What posts should be escalated to staff using [status-review], and how do I escalate them?


What made the Ministry admit Sirius was innocent?


What is the largest a player character can get using only official material and UA?

How large is it possible for a PC to get?


How to stop attributes from being pickled in Python


JS script only works while I don't change the current page

Rails 4 turbo-link prevents jQuery scripts from working


invalid server name or wildcard in a virtual host in nginx


Why is work defined with respect to distance rather than time?

Why does the amount of energy transferred depend on distance rather than time?


What was the $2021$st number in this new system?

Counts and skips the numbers that have digits divisible by 3 (change in base method)


Cluster of Black Holes around a Central Point


Is there any way to check field dependency in salesforce

Tool for determining object custom field use


What are the Best Practice Principles to develop SSIS Package

Does anyone have any good SSIS Best-Practices tips and suggestions?


Suggest good books on Statistical mechanics

Recommendations for statistical mechanics book


Timed Shutdown - shutdown after 30 minutes

How can I automatically shutdown the system after a specific time?


check if user is logged in in user control Asp.net MVC


how to classify weighted projective lines?

Weighted projective space and projective space are isomorphic


Will UBUNTU work smoothly with 1Gb ram and intel atom dual core processor?

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


"kindly request that something IS cancelled", or "WILL BE cancelled?"


Showing that the event: $X$ is continuous on $[0,t_0)$ belongs to the given filtration.


An interesting sum arising from a statistics problem

A "binomial" generalization of harmonic numbers


Compute $\int_{0}^{\infty}\frac{x\sin 2x}{9+x^{2}} \, dx$


how to store photos and videos in Core Data?


Is it possible to embed a scrollable frame inside a PDF?


What happens if my armor/weapon proficiencies from my race and class overlap?

Proficiency with specific weapons vs 'simple and martial'?


apt-get issues, Python-related packages not fully installed or removed

dpkg reports problems configuring huge list of python-related packages after any APT command


Start an external program from Beamer' presentation using PREVIEW Mac

A button that runs an external program from a Beamer PDF presentation


no wired connection and wirewireless disabled


Text Game - Convert input text to lowercase - Python 3.0

How to test multiple variables against a single value?


How do I use the .ForEach in my LINQ Statment?

LINQ equivalent of foreach for IEnumerable


Explaining why a composition of a harmonic function and a Mobius transform is harmonic

If $f:D\to D’$ is analytic and $u: D'\to R$ is harmonic then the composition of $u$ and $f$ is harmonic in $D$


Give me one real time example where we implement the closure function in java script?


C# - Call method when element is added to System.Collections.Generic.List


How can I make a program start at a higher priority?

Change niceness (priority) of a running process


How to fix a partition detected as RAW, when Chkdsk correctly reads it as NTFS?

How do I recover lost/inaccessible data from my storage device?


An equivalence of uniform continuity in a metric space

Characterisation of uniformly continuous function


Canonicalizing the case of a word entered by the user

How to convert an instance of std::string to lower case


How can I ensure an angle valve points in the direction I want it to?

How can I achieve the correct garden tap orientation when threading it in?


Why is it that there is no apostrophe in "United States Supreme Court"?

traveller's cheques; customer's requirements: use of the singular Saxon genitive (and the plural attributive) for association


What parts of a virtualenv need to be changed to relocate it?

Renaming a virtualenv folder without breaking it


I'm trying to boot ubuntu on my windows 10 desktop but can't as I get this message: "Initramfs unpacking failed: Decoding failed"

Ubuntu 20.04 on DualBoot fail 90% of tries - Initramfs unpacking failed: Decoding failed


Is there a way to list names of loaded functions in GHCi?

Haskell : display/get list of all user defined functions


Alphanumeric Sorting using SQL Server / C#

Natural (human alpha-numeric) sort in Microsoft SQL 2005


Excel 2015 auto increment the cell reference by 5


How to prevent the console window to close when running a console application?

What is the Best Practice for Combating the Console Closing Issue?


dropdown menu "Conversion Error setting value '' for 'null Converter'"

Conversion Error setting value for 'null Converter' - Why do I need a Converter in JSF?


Why did I not get Snaphat for the question linked?

Why was the snaphat not awarded? Or why was it awarded incorrectly?


Compact set in $\mathbb{R}^n$ and the finite intersection property

Prove $X$ is compact iff for each family $\{ F_\alpha\}_{\alpha\in I}$ of closed subsets of $X$ with the FIP, we have $\cap F_\alpha\neq\varnothing$.


If a projectile attack at a monk misses, can the monk use Deflect Missiles to catch the projectiles and throw them back?

As a monk, can I use Deflect Missiles to intentionally catch a projectile?


How to use question marks in quotations?

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


How to load socket io event listener from config?

JavaScript closure inside loops – simple practical example


bash: $'\302\211[COMMAND]': command not found

Why do I sometimes get 'sh: $'\302\211 ... ': command not found' in xterm/sh?


Convergence of $\sum_{n=1}^\infty \frac{\sin nx}{n}$ for $x \in [0,\pi]$.

Does $\sum{\frac{\sin{(nx)}}{n}}$ converge uniformly for all $x$ in $[0,2\pi]$


Package gnome tweak tool is not available. package 'gnome-tweak-tool' has no installation candidate

What does "Package  has no installation candidate" mean?


How can I check if my laptop is using NVIDIA or Intel graphics card so I know what drivers to download?

how to check if nvidia or intel graphics is being used


Problem after update: blue screen with only the mouse cursor


TypeError not all arguments converted during string formatting, but no string is being evaluated


Javascript to find number after character (colon)

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


Is apt-get update and upgrade necessary?

What is the difference between apt and apt-get?


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


What happens when devices request different voltages from a USB hub?

How does USB Power Delivery work with voltages above 5V without damaging 5V peripherals?


Update all related records when a record is updated

Event parent relationship fields are null in trigger


Should ArcGIS Desktop users upgrade to Windows 10?

Will ArcGIS for Desktop run on Windows 10?


How to obtain real observation from simulated pseudo observation? (from the copula)

How do I convert simulated values from a copula to "real" observations? R


Shrinking Databases in a maintenance plan


When does the slash in a Linux path need to be outside quotes in a bash script

No such file or directory (ls) in conjunction with tilde expansion


Increasing the space between tables columns


Bijection between power sets of sets implies bijection between sets?

Does $2^X \cong 2^Y$ imply $X \cong Y$ without assuming the axiom of choice?


quadratic grid in which orthogonal triangle formed by grid points

Triangles defined on an infinite Go board by same-colored stones


How to return an int to float upto 2 zeros?


Ubuntu 14.04.3 - Qualcomm Atheros WLAN - not working - Lenovo Z51-70

My wifi Qualcomm Atheros Device [168c:0041] (rev 20) doesn't show up and work in Ubuntu 14.04.3 on Lenovo flex 3 14


How to invoke a method in a protected scope without reflection

What is the difference between public, protected, package-private and private in Java?


Setup web folder for multiple developers and Apache

What permissions should my website files/folders have on a Linux webserver?


How To Change Default "Do Not Disturb" To Priority Only

"Priority only" as default mode - Marshmallow


How to execute android application Application in same emulator rather than new emulator every time I run the application?

when i start eclipse and run android project, it opens a new emulator every time ,


Which Python memory profiler is recommended?


Which singular names ending in “s” form possessives with only a bare apostrophe?


How to delete a parameter inside an object?

How do I remove a property from a JavaScript object?


How can I install ubuntu touch on HTC Desire 300 ?

What hardware does Ubuntu Touch support?


trouble comparing equality between two objects in java

Trouble over riding and using equals method in java


Why is MiKTeX not pronounced as Miktek and is the former an allusion to the latter?

What is the correct pronunciation of TeX and LaTeX?


Deriving ¬R from {R↔(R∨(P∧¬P)),R↔¬P,¬P→(P↔(Q→Q)),P→Q}

Deriving $\neg R$ from $\{R↔(R∨(P∧¬P)), R↔¬P, ¬P→(P↔(Q→Q)), P→Q\}$


Current electricity and static electricity


How do I generate all possible numbers from this regular expression?

Using Regex to generate Strings rather than match them


Scammer gave me their banking info. What can go wrong?

A guy scammed me, but he gave me a bank account number & routing number. Can I use that to take out what he owes me?


KeyListener doesn't work when I add button to Jpanel


Why do regex constructors need to be double escaped?


Convergence of series implies convergence of Cesaro Mean.

Can you please check my Cesaro means proof


How can I upload files asynchronously with jQuery?


Can't Pass MultipartFile through Ajax JAVA

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


Krull dimension localization with coefficients


What is a complete list of the usual assumptions for linear regression?


Cannot use hyperref with polyglossia on IEEEtran document class--simultaneously!

IEEETran error when loading hyperref [TeX capacity exceeded]


Is it Possible to Return a Reference to a Variable in C#?


Sending a same message to many objects in iOS

send message to multiple objects at once (objective-c)


Installed Ubuntu (dual boot) and now Windows 8 doesn't boot

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


How to get the element number/index between siblings


Null pointer exception when edit my custom contact in Gxlaxy 2 (4.0.3)


keydown event c# not working, to open a panel

Best way to implement keyboard shortcuts in a Windows Forms application?


how to solve fatal error of exhausted memory in phpmyadmin

Allowed memory size of 33554432 bytes exhausted (tried to allocate 43148176 bytes) in php


existById in JpaRepository return NullPointerException


I picked up the habit of skipping "I am", as in "Looking forward to it" instead of "I'm looking forward to it" — is this incorrect?

Why is the subject omitted in sentences like "Thought you'd never ask"?


How to print out each command argument with echo?


Remove asbestos-covered ductwork or leave in place?

Must I remove asbestos from my heating vents?


Reference and biography indentation issue


Mouse's special buttons are compatible with the hotkeys?

Logitech SetPoint software button remapping


Set default screen position for Emacs GUI app

How to set default Window position and/or size?


How to address second order SQL injection without using PDO or binding in PHP application


How to prove $~a+aq+\cdots+aq^r = \dfrac{a(q^{r+1}-1)}{q-1}~$ via induction?


When stealing something, do you need to roll both Stealth and Sleight of Hand checks?

Do Sleight of Hand checks cover stealthiness?


How to use this and that in daily conversation. For example: 'this' or 'that is a good question'


Why infrared light waves is visible through camera?

Infrared remote flashes blue light in camera


AutoFit Columns Width using jxl library in java


How to declare constant values in class and still access them in bounded methods

Are static class variables possible in Python?


Prove that if $\operatorname{rank}(T) = \operatorname{rank}(T^2)$ then $R(T) \cap N(T) = \{0\}$


Split one string about a fixed width with `SyntaxQ=True`

Programmatic formatting for Mathematica code - possible?


Ubuntu Nvidia drivers vs Nvidia drivers from the website


User top questions list somehow has an invalid question ID

Strange nonexistent link in a specific user's Top Network Posts


Does Battlefield Forge add two mana to your pool each time it is tapped?

Underworld Connections: Tapping the Land for mana and ability?


When you polymorph into a creature do you retain your proficiencies and class abilities?

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


anyway to get image file size using javascript(or jquery like)

Determining image file size + dimensions via Javascript?


How to put components over an image in java swing?


how to access a javascript array that matches key to array value

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


How can Dr. Strange rewind time in these circumstances?

How did Doctor Strange repeat the scene where he made the deal with Dormammu?


How do you get the all properties of a class and its base classes (up the hierarchy) with Reflection? (C#)


"Naive Bayes" or "Naïve Bayes" issue in my thesis

How to type special/accented letters in LaTeX?


Is the a name for redifining a class in main()? What is the merit in such use?

How are Anonymous inner classes used in Java?


Bibliography string 'print' unstranslated

The word "Print" appears after every source using \printbibliography


How can I average point features spatially in QGIS?

How to find mean coordinates of a cluster of points from a point layer in QGIS?


Using htaccess to internally and externally redirect a page at the same time

Using a .htaccess to RewriteRule and Redirect 301 at the same time?


System.ListException: Before Insert or Upsert list must not have two identically equal elements for my DML operation

System.ListException: Before Insert or Upsert list must not have two identically equal elements - Deep Dive


Nikon D70s memory card error. SD Card or Camera?


Solving $\int\limits_0^\infty\frac{\ln x}{\left(x^2+4\right)^2}\text{d}x$ using residues.

Evaluating $\int\limits_0^\infty \frac{\log x} {(1+x^2)^2} dx$ with residue theory


Change value of a certain index in a list of list Python

List of lists changes reflected across sublists unexpectedly


What is the Java string pool and how is "s" different from new String("s")?

Difference between string object and string literal


sizeof std::array equal to size of plain old array?

Is the size of std::array defined by standard


Can I use two 0.25 W resistors to get a 0.5 W resistor?

Help to join 3 resistors in parallel into 1 (power equation?)


Allow code snippets to use more screen width


FileZilla Server connection fails when switching to explicit SSL/TLS

Connecting to passive FTP over SSL (ftps)


IE 7,8 giving error "Object doesn't support property or method 'keys'"

IE issue - Object.keys(value).length not supported


How to bake multiple materials on a single texture

Baking multiple materials into one texture


md5 Hash for 12.04.3 versions not listed

Where to find the checksums of Ubuntu ISO images?


Ubuntu filesystem is running out of space?

Check how space is distributed on a Linux system


Correcting a transaction -- Gnucash won't let me do it


Excel VBA pass one field of a matrix array to a UDF


Holomorphic function injective on annulus $\Rightarrow$ injective on unit disk?


How can I bring gnome sticky note back in unity?


Are there different products that turn $\,\Bbb R^2$ into a field?

Is there a different way to define multiplication on Complex numbers?


sed command not working with search string

How to get all lines between first and last occurrences of patterns?


Where can I download the chrome i386 deb file?

No more updates for Google Chrome 32-bit


Solve these functional equations: $\int_0^1\!{f(x)^2\, \mathrm{dx}}= \int_0^1\!{f(x)^3\, \mathrm{dx}}= \int_0^1\!{f(x)^4\, \mathrm{dx}}$


Why do we have energy loss same for every length of wire in capacitor charging

A problem of missing energy when charging a second capacitor


How to refer to a figure or table and have its number printed instead of the section number?

href to an image label - how to jump to the image instead of the caption below the image?


How to change text size and display in index


How to crop a vector shapefile according to raster?

Deleting vector lines beyond image extents using QGIS?


What is the proof of Bohr's quantisation rule?

How did Bohr come up with the figure $n\hbar$?


Integrate close and delete votes into /review


When to use single quotes, double quotes, and backticks in MySQL


How do you format the input of a Python 3 program?


Changing theme in android project in eclipse


mathop shifts the baseline, DeclareMathOperator doesn't


SEO preference: does a site with WWW rank better than without WWW?


What products can I use to repair large holes in plaster?

What's the best method and product to use for patching cracks in plaster walls?


If $E/F$ is algebraic and every $f\in F[X]$ has a root in $E$, why is $E$ algebraically closed?

Is the sub-field of algebraic elements of a field extension of $K$ containing roots of polynomials over $K$ algebraically closed?


Difference between Simple Past and Past Perfect


How do I write output in same place on the console?


Is it essential to use comma in a big number?


Deliberate misspellings in titles to get around 'probelms' with banned words?


recyclerview list is not displaying in android

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


Sprites turn pink when moved to another computer

Why are all the textures in my file pink?


Long question titles 'underflow' in timeline

The bottom border on the timeline page looks wrong if a title is multiline


Python cmd is not recognized as an internal or external command

How to execute a program or call a system command from Python


How to put rotation- and scale invariant labels to three dimensional objects (motion-tracked insert effect)?

How would I attach text to a tracked point on video clip


Black holes and positive/negative-energy particles


Getting a null pointer exception on logout


How can I represent an 'Enum' in Python?


text-align: center !important; is not working?


Getting the parent of a directory in Bash


How to make Ubuntu 18.04 dock panel preview order stable?

Can I change the ordering for grouped dock items to be static?


How do you scale textures in blender 2.8


Proving divisibility of $a^3 - a$ by $6$

Using the Well Ordering Principle to Show that n^3 - n is divisible by 6.


How to determine the sum of the series $\,\sum_{n=1}^{\infty}\frac{n+1}{2^n}$

How can I evaluate $\sum_{n=0}^\infty(n+1)x^n$?


Visual C# Exception Handling(input only numbers and ".")

How do I make a textbox that only accepts numbers?


Where can I download previous builds of Blender 2.8?

Where can I download older versions of Blender?


Prove that every elementary matrix is invertible, and the inverse is again an elementary matrix.


In what conditions should a pronoun use forms of singular they?

The hidden flaw in "singular they"—what to do about reflexive pronouns?


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


Why does it skip the If statement inside the While loop? It prints out "no work", why?


Switching easily between windows 8 and Ubuntu

Move existing Ubuntu 13.04 to a virtual machine on Windows 8


How to show that $x$ is irreducible in $\frac{\mathbb R[x,y]}{(x^2+y^2-1)}$?

Ring of trigonometric functions with real coefficients


SMART status:-- DISK FAILURE IS IMMINENT


Denied Boarding - port of entry different from visa issue country

Can airlines deny boarding if my port of entry is different than the country which issued the Schengen visa?


How to use reflection in order to execute a generic constructor

Java generics type erasure: when and what happens?


Why does printing the same byte array result in two differing strings when printed to the console?

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


Constructor similar to std::map or std::vector in a class

Brace-enclosed initializer list constructor


How does a spinning object "know" that it is spinning?


TypeError: object.__new__ has no parameters

Typeerror: object.__new__() takes no parameters (help)


Run command if player is NOT matching DataTag

How to use exclamation marks in Minecraft commands?


How to install software in terminal in one line and one time?


In what order do unblocked creatures assign damage?

Prevent the next x damage and multiple unblocked creatures


Is Weyl transformation part of diffeomorphism? Does a gravitational anomaly capture also the anomaly due to Weyl transformation?

Conformal transformation/ Weyl scaling are they two different things? Confused!


How do I install an older version of an app on an iPhone?


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


Print out variables from subshell to parent shell

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


Gigabytes of disk space shown as hidden space in DaisyDisk


How to pause Blender or reduce its priority on Mac OS X

How to stop Blender from making the CPU overheat?


What is a "loopback", can it cause "damage"?

What does it mean whether network device is Loopback?


My reputation on Stack Overflow is reduced without any downvote

What happened to these edits (and the associated reputation)?


Can't enable Wifi in HP Envy with Ubuntu 14.04


How to apply more than two style to one control in wpf?


What is the purpose of Netplan in Ubuntu?

Why did Ubuntu change the network configuration


Why can't I join unallocated space with my NTFS partition in GParted?


Don't use alternative section title in \tableofcontents

How can I display a short chapter name in the header and a long chapter name in the ToC?


bash: Avoid getting PID of parent process if subprocess fails

How to get the pid of the last executed command in shell script?


Hide all references to Science Fiction and Games

Filter "Hot Network Questions" by excluding sites


Ubuntu 20.04 Chromium Snap: cannot pin Webapp shortcuts to dock

How can I add custom '.desktop' application launchers to Ubuntu Dock?


Subdomain Vs Subdirectory for different languages

How should I structure my URLs for both SEO and localization?


How do I install Firefox 52 ESR on 16.04?


Interpolation and using time manager in ArcMap?

Spatio-temporal interpolation in R or ArcGIS?


Null pointer exception error while parsing JSON string

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


I am a Nigerian citizen with ILR in the UK. Do I need a visa to go on vacation to Jamaica?


For any prime $p > 3$, why is $p^2-1$ always divisible by 24?


Plotting a matrix in 3D With specific ticks

Changing default range for x- and y-axis in ListPlot3D


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


How to Deserialize using binary Deserialization from file text file


Why is $\mathbb{Z}[\sqrt{-5}]$ an integral domain?

Why is $\mathbb{Z}[\sqrt{-n}], n\ge 3$ not a UFD?


Is the Frattini subgroup a normal subgroup?

The Frattini subgroup is a characteristic subgroup.


What are the exact powers of the rings/One Ring?

What are the powers shown by the Rings of Power?


Please provide the ability to cross post questions to multiple Stack Exchange communities

Build and strengthen the Stack Exchange community with "crossover questions" between sites


How to transfer WhatsApp conversations to a new phone?


check does string contain more than one white space

How do I replace multiple spaces with a single space in C#?


Get Values Using SQL Query Comma Seprated

Simulating group_concat MySQL function in Microsoft SQL Server 2005?


What is a good pattern for recursion blocking in generic trigger handlers?


Let $f(x)$ belong to $\mathbb{Z}_p[x]$. Prove that if $f(b)=0$, then $f(b^p)=0$.

Roots of polynomials in field of prime characteristic p


Should I remove UV filters from lenses for product photography?

Are there any downsides to using a good-quality UV filter?


For any arbitrary integer $a$, prove that $2 \mid a \left( a+1 \right)$ and $3 \mid a \left( a+1 \right) \left( a+2 \right)$

Proving by strong induction that $\forall n \ge 2, \;\forall d \ge 2 : d \mid n(n+1)(n+2)...(n+d-1) $


"x questions with new activity" is wrongfully showing in linked questions list

"Recently Active" linked questions updates incorrectly


Does a hole have a spin? If yes, how to determine its direction?

How do electron holes have spin, and how do they interact with "real" particles / vice versa?


Association Bonus not removed upon account deletion

Can a Stack Exchange association bonus be lost?


Inexplicable NullPointer error in my android app

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


There are two students born exactly in one day of year. How to prove?

What is the real answer to the Birthday question?


Serious errors were found while mounting disk drive for /

I get a "serious errors while checking the disk drives for /boot" error while booting


Check whether the expression shows periodic motion or simple harmonic motion


What are the left and right ideals of matrix ring? How about the two sided ideals?


How to prove $F_{n+1}^2 - F_{n-1}^2 = F_{2n} $ by combinatorial-proofs?

How to prove this Fibonacci sequence statement: $F^2_{n+1} - F^2_{n-1} = F_{2n}$


re.search searches for last part of the string

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


Private Set Intersection Polynomial Computation

ElGamal in private set intersection: how to handle negative numbers?


How to install a web app after dismissing it initially?

How do I get the browser to reask me to integrate with a website?


Why does JavaScript consider "," to be smaller than "."?

Javascript - alert("zoo">"house") returns true


$A.createComponent doesn't include aura:id

Problems "find"ing a dynamically created child component


What's the correct word to refer to a believer of scientism?

What term refers to those who adhere to scientism?


The inner workings of the Olbers paradox

How can something finite become infinite?


Suppose $f_{n}$ in $C[0,1]$ all have Lipschitz constant $L$. Show that if $f_{n}$ converges pointwise to $f$, then the convergence is uniform

Given sequence of $L-$Lipschitz functions which converges pointwise, prove uniform convergence


How to pass command name as arg list and iteratively call them

How to loop through arguments in Bash ($1 $2 $3 and so forth)?


Is it possible to have a Gas heavier than a liquid?


The PHP version is not correctly detected


How do i play 1 audio file and playback them to 2 different speakers?

How to use two audio devices simultaneously with Windows 7?


How do I run a 'sudo' command inside a script?


Memory corruption due to erl_interface libraries that are implemented in C

How to force abort on "glibc detected *** free(): invalid pointer"


How does creating two Eldritch Cannons with one action work for an Artillerist artificer?

Can you break up your Attack action for a bonus action?


Operational definitions in Newtonian Physics


Loading the question failed for the deleted question in my feed

Feed can show entries for deleted posts, which viewing them fails


How do I find the package that provides a file?


Find all files based on a list of file names / patterns

Search for multiple patterns from a file using find command


Rigid body dynamics derivation from Newton's laws for higher dimensions


For normalized X and Y, how can the slope be equal in lm(Y~X) and lm(X~Y)

What is the difference between linear regression on y with x and x with y?


How do I list all databases and tables using psql in a pipable format?

psql, getting a list of databases to be parsed by a script


starting the references from main text, not from the list

LaTeX/BibTex not arranging citations by order of appearance


Computational complexity of Fibonacci Sequence


Java Sockets - ArrayList loses information when I send over the connection

Java socket/serialization, object won't update


How to remove "switch user" button on Windows 7 lock screen?

Lock other users from using my workstation


Draw two symmetrical pseudo root nodes for binary tree using tikz

Stern-Brocot tree where each node has two fathers


Given p ⇒ q, use the Fitch System to prove ¬q ⇒ ¬p.

Contraposition and law of excluded middle


Why wouldn’t I invest in NYSE:UPRO over something like NYSE:IVV?

Why are daily rebalanced inverse/leveraged ETFs bad for long term investing?


PHP Fatal error: Call to a member function bind_param() on a non-object

mysqli_fetch_assoc() expects parameter / Call to a member function bind_param() errors. How to get the actual mysql error and fix it?


What is the difference between sourcing ('.' or 'source') and executing a file in bash?


Cycle option when drawing between nodes in TikZ


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


Get the name of a value from an array PHP


How do I make a WPF data template fill the entire width of the listbox?


For each $y \in \mathbb{R}$ either no $x$ with $f(x) = y$ or two such values of $x$. Show that $f$ is discontinuous.


How can I get a debug log for the sites guest user/public profile? [updated for Spring 18]


change opacity of background image but not the content over it

Can I set background image and opacity in the same property?


if the curvature is constant and positive, then it is on the circunference


Solution of the series $n^0 + n^1 + n^2 + n^3 + \cdots + n^k$


Crossing Canadian to USA border with dried food

What dried food can I take across the American border from Canada?


Analysis- subspaces from $\mathbb{R}^{n}$


document.getElementById() alternative in jQuery


How do you implement a good profanity filter?


Is there anything wrong with the word “denigrate”?


Quickly reading very large tables as dataframes


What is the meaning of the ^ character in the Objective-C code?

Caret character between types rather than variables, surrounded by parentheses


Get the time duration of an mp3 file in seconds and milliseconds using Java J2SE


Can no longer boot into Ubuntu using Windows boot manager

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


How to set default value for class attributes using java annotations

Setting default values for columns in JPA


How can I create a Linq AND expression in C#?


Best way to implement breadcrumbs on mobile


Is there a Minecraft command to retrieve a player inventory?

How would you copy a player's inventory into a double chest?


Fire entry event for journey with multiple email addresses


Can anyone explain Polymorphism in a simple way?

What is polymorphism, what is it for, and how is it used?


/usr/bin/ld: main.cpp:(.text+0xbc): undefined reference to `Log::~Log()'

Why can templates only be implemented in the header file?


Identity involving LCM and GCD: $\frac{[a,b,c]^2}{[a,b][b,c][c,a]}=\frac{(a,b,c)^2}{(a,b)(b,c)(c,a)}$


What are the most important Windows .dll files?


Can Big Data attack RSA by just calculating many prime multiplications in advance?

Is it feasible to build an index of prime factors?


Why does this Largest Prime Factor of a given number in python algorithm work?

Algorithm to find Largest prime factor of a number


How to differentiate between 2 identical 1TB hard drives?

how to find hard drive brand name or model?


How can I install Windows software or games?


Can I get involuntarily bumped from a flight even though I already have a boarding pass with an assigned seat?

Can you be involuntarily denied boarding if you already checked in AND already have your seat assigned?


Optimal way to check if a file exists on a FTP server via SSIS?

How to check if file exists on FTP before FtpWebRequest


How to get the series coefficient of a function defined by a differential equation


How do I compile a QT Application that is located in a folder that has spaces in the path?

In a qt project, how to add include path to pro under windows where the path contains space


Discreteness of the general angular momentum in quantum mechanics


Is it possible to extend Urysohn's lemma to $C^1(X)$?

Several Questions on Smooth Urysohn's Lemma


Can someone give an example of an ideal $I \subset R= \Bbb{Z}[x_1,...x_n]$ with $R /I \cong \Bbb{Q}$?

Fields finitely generated as $\mathbb Z$-algebras are finite?


If $a ≡ b$ (mod $n$), prove that $a^5 ≡ b^5$ (mod $n$)

Proving $\, a^b = (a\bmod n)^b\, \pmod{\!n}\ $ [Congruence Power Rule]


Why does this function return a different value every time?


Do creatures that enter the battlefield at the same time see each other enter?

Multiple permanents entering the battlefield simultaneously and “Enter the Battlefield” effects


How to formally prove the negation of a statement "A if and only if B"?

Proving the following false: $f(x)=2x+1$ produces a prime number if and only if x is prime


How does head stops cat in following command : cat /dev/urandom | head -c 10

In `dmesg | head`, (how) is dmesg being killed after 10 lines of output?


how to read /data/anr/traces.txt from code in android?

Android: How to obtain data/anr/traces.txt from Samsung Galaxy Tab?


How do you test multi-step time series forecasting?

Using k-fold cross-validation for time-series model selection


How can I apply this code for email validation to JavaScript?

How to validate an email address in JavaScript


How to add a shell script to launcher as shortcut


What is a terminal and how do I open and use it?


The intersection of $k$ subtrees of a tree $T$ is nonempty.

For all $1 \leq i < j \leq k$, the subtrees $T_i$ and $T_j$ have a vertex in common. Show that $T$ has a vertex which is in all of the $T_i$.


Malformed entry 63 in list file after upgrading to Gnome 16.04.01

How do I remove a malformed line from my sources.list?


Unity doesn't load, no Launcher, no Dash appears


How to treat differentials and infinitesimals?


how to add number into table array php saprfc


Derivation of the censoring likelihood function?

How to model this odd-shaped distribution (almost a reverse-J)


Vertical component of moving weight at a 45 degree angle


How to block xubuntu from recognizing the webcam?


Error in getContentResolver when not uploading image

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


facescontext is released before thread finish to work

How can server push asynchronous changes to a HTML page created by JSF?


How to install Windows 10 into a 2013 iMac without using the Boot Camp Assistant, USB flash drive or third party tools?


How to reallocate content on bigger storage but that the rest of content be zero?

How to zero out new memory after realloc


Does the newer MacBook Pro need anti virus

Is it generally advisable to get anti-virus software for Mac OS X?


“ntoskrnl.exe” system process eats ~12% of CPU when idle

Troubleshoot High CPU usage by the "System" process


Remove selected character delimited paragraphs using an inverted negative lookahead across multiple lines

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


Does the figure eight ($S^1\vee S^1$) have the fixed point property?

The wedge sum of two circles has fixed point property?


Import tax for used TV in Indian airports

How much electronics and other valuables can I bring duty-free when going to India?


Why is the gravitational force $10^{38}$ times smaller than the strong nuclear force?

Why is gravity weak at the quantum level?


Reagarding skype for linux 32bit machine

installing 32-bit version of Skype on Ubuntu 16.04


`\index{...}` in footnode different from `\index{...}` in main text


Why can't this kill White Walkers in Season 8 Episode 3?

How could this character survive this action in the Game of Thrones episode "The Long Night"?


What makes the cdf curve of a uniform distribution a constant positive slope?

Unbiased estimator of a uniform distribution


Any way to import-export-migrate-save-restore a maintenance plan without having SSIS installed (and running)?

Can I export a maintenance plan without using Integration Services?


Why do I get a "Do not dispose objects multiple times" warning on a single using clause?

CA2202: Do not dispose objects multiple times


How to determine which options selected in multiple ?

Get selected value of a dropdown's item using jQuery


apt-get update issue with pinta repository

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


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


The charachter * gives weird effects in strings

How do I escape the wildcard/asterisk character in bash?


Can force ghosts do anything helpful/powerful?

Does being a force ghost inherently make you more powerful?


Multiple conditions using 'or' in numpy array

How do I select elements of an array given condition?


Why use printf %f for print 100.00100 results 100.000999?


Can you play in Minecraft Xbox one with a Xbox 360 Controller?

Can I use an Xbox 360 controller to play Xbox One?


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


Does gravity slow the speed that light travels?


If $P(B\text{ }|\text{ }A)=1-\epsilon$ and $P(C\text{ }|\text{ }B)=1$ then $P(C\text{ }|\text{ }A)\geq 1-\epsilon$

Given $P(B\mid A)=1-\varepsilon$ for some $0<\varepsilon<1$ and $P(C\mid B)=1$, prove that $P(C\mid A)≥1-\varepsilon$


Blender 2.8 won't let me import reference images

Cannot find Background Images feature in Blender 2.8


Why the program throws a NullPointerException after printing out the first java file?


Is my database connection secure, so I don't get my site hacked?


Ctrl-D signal confirmation to avoid exiting terminal

How can I keep control+d from disconnecting my session?


"Trojan:Script/Cloxer.A!cl", any info on this virus? what does this virus do?

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


relation between Schrodinger equation and wave equation

How is the Schroedinger equation a wave equation?


avoid duplicate values in array php for multidimensional array

How to remove duplicate values from an array in PHP


Application crashes at facebook logout ,NullPointerException


'output' keyword isn't recognized by the syntax highlighter in SQL code blocks

What is syntax highlighting and how does it work?


How does one attack a two-time pad (i.e. one time pad with key reuse)?


Allow bypassing CAPTCHA based on reputation or network experience

Please stop asking me a captcha with over 500 reputation. I am human


Prove that for every $x,y\in R$ exist $z\in R$ such that $\langle x,y\rangle=\langle z\rangle$

Finitely generated ideals in a Boolean ring are principal, why?


Cannot reference to figure in overprint of beamer

Beamer ignoring a \label when used inside certain \only's


Why are mutants hated, but superheros venerated?

Why do the people in MarvelVerse dislike X-Men more than other superheroes?


Coalesce records in sql server when repeated two 2 times

Simulating group_concat MySQL function in Microsoft SQL Server 2005?


How to create two different title pages with the \maketitle command?

Two \maketitle in the document: an issue with \thanks


I discovered several (about around 100) loop processes in memory of my Xubuntu 18.04 LTS desktop. What are these for and can I safely remove them?

What are the dev-loop services that started on boot?


Bijective mapping defined by modulo operation


$|\int f(x)\,dx| \le \int|f(x)| \, dx$ for vector valued function

Inequality involving the integral of vector valued function


Stop Photos.app from opening when any device is connected

Stop Image Capture from opening when a new device is connected


Getting NullPointerException while testing a java class using PowerMock

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


Why is the compiler not able to infer the type of the method?

Method Inference does not work with method group


The inverse of the matrix $\{1/(i+j-1)\}$

Why does the inverse of the Hilbert matrix have integer entries?


How can I use "." as the delimiter with String.split() in java


Static inner class extending abstract outer class in java

Java inner class and static nested class


SSH & SFTP: Should I assign one port to each user to facilitate bandwidth monitoring?

measuring bandwidth per-user used by ssh server-side connections on linux


How to return 'this' object with an event handler in older browsers

How to reference the caller object ("this") using attachEvent


Lightning Lure / Falling Damage Question

When does a flying creature start and end falling?


What's the gradient of $f(x)=\langle Ax, x\rangle$?

How to take the gradient of the quadratic form?


Which muggles are allowed to learn about magic?

How long do you have to wait before the Ministry of Magic will let you disclose you're a witch or wizard without consequence?


How does the basic RS Flip-Flop (also known as latch) works?


How do I add 2 face and make this a cylinder?


I am very new to Ubuntu, How can I master it?

How can I find help for new Ubuntu users?


No space left on /boot even if only two kernels are installed


How do I identify predatory and low quality journals? With Beall's List gone, how can I tell if a journal is spam?


Prove if f(z) is entire function s.t $|f(z)|\leq M|z|$ then $f(z)$ Is polynomial of degree $1$


C++ cannot initialize static data member

Undefined reference to static class member


Prove that $\sin(\pi z)$ can be written as infinite product

Proving $\frac{\sin x}{x} =\left(1-\frac{x^2}{\pi^2}\right)\left(1-\frac{x^2}{2^2\pi^2}\right) \left(1-\frac{x^2}{3^2\pi^2}\right)\cdots$


GCC and G++ are one compiler ? or they are differents compilers?

What is the difference between g++ and gcc?


What is the cartesian product of an empty set of sets?


In what situations would it be more beneficial to use Newtonian Formalism vs Lagrangian Formalism?

What is the difference between Newtonian and Lagrangian mechanics in a nutshell?


Differentiation between passive and active components


How to organize this type of list in alphabetical order by the name key?

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


ConcurrentModificationException when I acces to list of list without modifying

Iterating through a Collection, avoiding ConcurrentModificationException when removing objects in a loop


server encountered an unexpected condition that prevented it from fulfilling the request

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


Test Class Not Covered When Bulk data is passed

Test Class Related To Select List and Select Option


How do I align span elements in the middle of a div, top to bottom?

How can I vertically align elements in a div?


Why is a JavaScript Array index at most 4294967294 but not 4294967295?


Acyclic Directed Graph, NeighborhoodGraph and ancestors


Remove labelled emails from Google Inbox

Automatically remove "inbox" label from messages with other labels


what is the meaning of the '%' appeared at the end of Unix command output

Why ZSH ends a line with a highlighted percent symbol?


"This is a beautiful pants" or "This are beautiful pants"?

Does singular or plural verb goes with plural nouns like trousers, glasses, scissors, binoculars and many more?


I have a container completely filled with water, I add copper coins, how much can the water level rise before it spills?

How far can water rise above the edge of a glass?


Pass Beamer frame options/arguments in Pandoc

Problems with # inside a verbatim that's inside a note


I need tips on what to put on my DM screen

What sort of cheat sheets for a new DM lead to a better flowing 5e game of Dungeons and Dragons?


Consider set $\mathbb{Z}[\sqrt{-5}] = \{a+b\sqrt{5}i : a,b \in \mathbb{Z} \}$ show that it is a ring


Correlation with Spearman's but nothing on MLR

Why is it possible to get significant F statistic (p<.001) but non-significant regressor t-tests?


Why can't I loop cut all the way around the object?

why does loop-cut-and-slide ignore some faces but not others?


Is peer-accountability permitted on meta.stackexchange?

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


How can I programmatically extract the text content from a Notebook's cell definition?

How do I extract the contents of a selected cell as plain text?


When is logistic regression solved in closed form?


Passing PHP variable to Javascript function

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


Paradox of language: smelly feet and runny nose


MCQ: comparing two quantities; $\tan(1)$ and $\frac{\pi}{2}$

Proving the inequality $\arctan\frac{\pi}{2}\ge1$


How can I make a procedural polished granite material?


Is it possible to run the Steam version of GTA 4 on Ubuntu?

How do you get your Steam games to run on Ubuntu through Wine or something similar?


Best choice between using \\ or leaving space after each paragraph to end the paragraph


Regular expression for URL validation in javascript

What is the best regular expression to check if a string is a valid URL?


Why is hubble time the age of the universe?

Estimating age of the universe by Hubble's law?


return sub-lists contained in a list,fixed size

How do you split a list into evenly sized chunks?


Show that the projection map of $[0,1] \times \mathbb{R} $ onto $\mathbb{R}$


How can I force two figures to appear on the same page, each with their own figure number and caption?

Getting two pictures to appear on the same page


After update 15.04 to 15.40 VLC app did not work

How can I fix a 404 Error when using a PPA or updating my package lists?


Can I ask a question that does not have an answer here but is easily answered on google?

Should I ask a question that is easily Google-able?


Why do different ISO images have different file sizes?

Why is the amount of photos that fit on one card dependent on ISO?


TexMaker 4.5 version does not run Quick Build and gives error message

Do I need to install MiKTEX on my system before installing Texmaker?


Bash script : Cat multiple lines in file containing “$” characters


Notification of voting activity on MSO posts

Make voting activity on your posts available on site metas (what you would get from rep if metas had rep)


How to move all files and folders via mv command

How do you move all files (including hidden) from one directory to another?


after installing ubuntu, can't start windows


Why I get a mysqli_num_rows() error? I've followed the example at the docs

Reference - What does this error mean in PHP?


Object.create(proto, propertiesObject) polyfill for IE support

How was Object.create() with second parameter accomplished prior to ECMAScript 5?


How to create dynamic constructors in python

How do you programmatically set an attribute?


Which license to choose for article publication?


Show that the number of spanning trees of the complete graph $K_n$ is $n^{n−2}$

How to prove that total number of non-isomorphic labelled trees of order $n$ is $n^{n-2}$?


How to access protected member variable of dynamic object of a Super class

What is the difference between public, protected, package-private and private in Java?


Can a battleship float in a tiny amount of water?