Hide section number but keep in table of contents

Creating unnumbered chapters/sections (plus adding them to the ToC and/or header)


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


Expanding Environment variable in string using python

How to evaluate environment variables into a string in Python?


Caused by: java.lang.NullPointerException: Error message

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


The limit of $(n!)^{1/n}/n$ as $n\to\infty$

Showing that $\frac{\sqrt[n]{n!}}{n}$ $\rightarrow \frac{1}{e}$


Providing answers in different languages

Do posts have to be in English on Stack Exchange?


How to implement oblivious transfer where probability of the receiver getting secret is exactly 1 out of 4?

Alice answering Bob without knowing the question


Let $x_1,x_2,x_3...$ be all consecutive positive roots of the equation $\tan x = x.$ Find $\lim_{n \rightarrow \infty}(x_n-x_{n-1}).$

$x_n$ is the $n$'th positive solution to $x=\tan(x)$. Find $\lim_{n\to\infty}\left(x_n-x_{n-1}\right)$


Map of degree two from $S^2$ to the torus $T^2$.

Why every map $f : S^n \to T^n (n>1)$ has topological degree zero?


Strange ArgumentOutOfRangeException in for-loop


How to install latest Code::Blocks from tar.xz?


Drag & Drop directly from Outlook in web app

Drag-and-drop Outlook message into browser


Can't access PostGIS data after Ubuntu update

PostgreSQL-12.3 / PostGIS-3.0 - could not access file “$libdir/postgis-2.4”: No such file or directory


Assume $f : [0, 1] \rightarrow [0, 1]$ is continuous. Show that there must be a point $x \in [0, 1]$ such that $f(x) = x$

proof of that a continuous function has a fixed point


How to solve "ima: error communicating to tpm chip" messages during boot


What is that define a motherboard RAM maximum?

What limits a motherboard from supporting more memory?


$n$ divides $\phi(a^n -1)$ where $a, n$ are positive integer.


jQuery Syntax error, unrecognized expression - Using {

What are valid values for the id attribute in HTML?


Which Windows 7 log file contains device connection/disconnection information?


Latex what symbol looks like letter I, Greek letter Iota, but is neither?

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


What are the differences between @class method, @static method, and a normal function and how do I use them

Difference between staticmethod and classmethod


Which postulate of GR requires that $ds^2=g_{\mu\nu}(x)dx^\mu dx^\nu$ must be invariant?

How to show the spacetime interval is invariant in general?


std::vector-like class optimized to hold a small number of items


Unable to update software centre from terminal

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


Determine whether the intergral converges: $\int_1^\infty\cos(x^{3/4}) \,dx$

Proof for divergence of $\int_1^\infty \cos(x^\frac{3}{4})$


What to do about well received answers that don't answer the question, if correctness of an answer is subjective/needs expertise to see it's wrong?


What is the easiest way to mock an IMAP or POP server for unit tests?

Working with a Java Mail Server for Testing


Aggregating multiple internet connections into a single connection to allow improved throughput over a single connection

Merging two incoming broadband lines for faster Internet


How to enable MySQL client auto re-connect with MySQLdb?


Quantum uncertainty affecting classical object?

Probability, quantum physics, and why (can't it/does it) apply to macroscale events?


How to find bases for a subspace defined by an equation


Axis with trigonometric labels in PGFPlots


Corrupted rendering of Courier New font in Windows Server 2003

Terrible font rendering in some applications but not others


Customize page numbering in plain TeX (not LaTeX)


Looping through a custom query makes WordPress assume another template

When should you use WP_Query vs query_posts() vs get_posts()?


Partition Type: FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF no backup

iMac disk partion FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF and fusion drive unlinked


What is the approach for solving these kinds of modular arithmetic?

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


Remote desktop connection to linux from windows

Accessing Linux server from Windows machine in graphical mode via SSH


Error in downloading Wine in Ubuntu 18.04

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


RuntimeError: maximum recursion depth exceeded while getting the str of an object

Why do I get a recursion error with BeautifulSoup and IDLE?


What's the Difference between NVIDIA driver metapackage and NVIDIA binary driver?

What is the difference between a meta-package and a package?


"I know this question is like two years old but..."


How does Valakut trigger with a card like Harrow or Scapeshift putting multiple mountains into play?

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


Setting up two external USB hard drive as RAID 1

Can you link external USB hard drives in a RAID-style system?


How to initialize surface variable in sdl.net?

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


How can I treat command-line arguments as UTF-8 in Perl?


Securing shared memory in Ubuntu (Linode VPS) renders it useless. Doesn't boot up


Java NullPointerException on concatenating Double types but not on String types

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


How to calculate this approximation with no errors


Strange NullPointerException on .getFirst()


Updating HTML Without Removing Event Listeners

Event binding on dynamically created elements?


What is the difference of sudo bash and sudo command in bash file?

sudo echo "something" >> /etc/privilegedFile doesn't work


Monotouch.Dialog StyledStringElement full image


How do I return the response from an asynchronous call?


inline-block has white space between elements

How do I remove the space between inline/inline-block elements?


Correct form of possessive for surname "Woods"

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


What is the most recent date that can be measured using carbon-14 dating?

How do we know that radioactive decay rates are constant over billions of years?


Complex Numbers -- Find $z$ such that $(z+1)^6 = z^6.$


Is there any useful purpose for directories with permissions -w-?

Folder with ONLY write permission is useless... right?


Is the "review your question" page expected to be beneficial if none of the detectable warnings are triggered?

Why do I have to click twice to submit a question when Stack Exchange's automated question review has no advice to show?


How do I compress a file in GZip format?

How do I parse command line arguments in Java?


How can implement overloading in JavaScript/jQuery?


How to rebuild the array starting form zero, one,etc in array in php?

How do you reindex an array in PHP but with indexes starting from 1?


Why aren't all the entries going in the file?

BufferedWriter not writing everything to its output file


What is the regex for checking if a text file contains all of 10 words?

Match text only if it contains all words from whitelist, but none from blacklist


Can a real function $f$ on $[0,1]\cap\mathbb{Q}$ be differentiable?

If $f'(x) = 0$ for all $x \in \mathbb{Q}$, is $f$ constant?


Taking ownership of comments on migrated questions

Comment authors are not getting migrated


Why would Neville be a candidate as the child of the first prophecy?

Why do only Harry and Neville fit the prophecy out of all wizards?


Finder favourites bar disappeared in "open/save file" dialog box

"File Open" dialog is missing sidebar items


What's the better proof for $|a| - |b|$ $\leq$ $|a - b|$


MySQL Error 1093 - Can't specify target table for update in FROM clause


How can I upgrade the OS of my Samsung Galaxy Exhibit from Android 4.1 to 4.4 or higher?


No longer have Administrator permissions on my personal computer

How to get rights of admin after I disabled all admin accounts in my computer


What data type to use for the given description?


if we apply some properties in both html and css code which one will apply first and which will be finally applied


TSC_DEADLINE disabled during installation?

[Firmware Bug]: TSC_DEADLINE disabled due to Errata - what should I do about this?


Macbook Broadcom 4331 was working, now enable wifi isn't an option. (14.04)


Automate keyboard layout change in Ubuntu 20.04


Improving "This question belongs on another site in the Stack Exchange network"

More options when flagging for migration


Manual update to marshmallow possible for rooted phone

When will my device get the Android 6.0 update (Marshmallow)?


Destructive Interference of two wave pulses

Why does destructive interference not stop a wave?


How do I reduce SharePoint 2010 SQL server log files?

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


Normalizing the value of columns in Dataset

Allocate amount A according to the distribution of amount B


How to append a dictionary to a list correctly in Python

List of lists changes reflected across sublists unexpectedly


How to sort BibTeX references in reverse chronological order?


Why does Chrome use the IE settings for connection?

Workaround to have a Standalone proxy settings for Chrome


Prove $(\cos{x})^\prime = -\sin{x}$ and $\sin^2{x} + \cos^2{x} = 1$

Finding the derivatives of sin(x) and cos(x)


List has no rows for assignment to SObject I faced This error when I used action suport function


using of rownum function with ">" sign in oracle

How do I limit the number of rows returned by an Oracle query after ordering?


careful looking at the linear map dNp with its correspondence matrix

having a question on the symbol $dN_p$ when writing down its correspondence matrix


Deriving upper bound for derivative of analytical function


Showing that $f_n$ is the number closest to $\frac{1}{\sqrt{5}}(\frac{1+\sqrt{5}}{2})^n$

Prove the $n$th Fibonacci number is the integer closest to $\frac{1}{\sqrt{5}}\left( \frac{1 + \sqrt{5}}{2} \right)^n$


How to avoid the Null Pointer Exception when calling a method from a fragment in Android Studio?

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


How to work with ElasticSearch in Mathematica?


Getting Error while trying to get Graphics to paint using if statements


What are the different ways in declaring functions in javascript and when to use which?

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


Convert 0-5DC to low current high voltage AC signal


How to Select host USB device for access from the guest?


Is it possible to recover a deleted file from crontab -r?

Recover cron jobs accidently removed with crontab -r


program works even when hexfile size is greater than flash memory

Will my HEX file fit in my microcontroller?


True / false question about a Cauchy sequence in Real Analysis

Does a continuous function take Cauchy sequences to Cauchy sequences?


How normal should variables be to run PCA?

Applying PCA to data that fail a normality test


md5 over file without reading the full file in memory


How do I remove the limit on PC keyboard button presses?


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


Why do the new paragraphs I add with jQuery do nothing on click?

Event binding on dynamically created elements?


How to get current user in controller in asp.net mvc?

How to get the current user in ASP.NET MVC


How to correctly use the mirror modifier?

Mirror modifier. Mirrored half is not aligned, but rotated


How do I remove all specific characters at the end of a string in PHP?


Why Outlook, Hotmail and Live return 250 Mail queued for delivery, but they never deliver it?

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


Why aren't search engines indexing my content?


Pasting text without interpreting as formula


Textures show in material view, but are magenta in rendered view (Cycles)

How to avoid float texture limit for GPU rendering


Sum of two closed sets in $\mathbb R$ is closed?


Android app crashes when attempting to vote on posts

Eeeek! SE Android app crashes a lot after latest beta update (v1.0.66)


jQuery Ajax: request content by using $.get

Events triggered by dynamically generated element are not captured by event handler


How to prevent browsers from caching HTML in history?

How do we control web page caching, across all browsers?


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


Isn't really there encapsulation in Python

Why are Python's 'private' methods not actually private?


Python: how to remove duplicates from a list using a set (order is important)

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


How to install everything on sources.list?

Ubuntu system is broken after accidentally uninstalling many packages


Booked an Entire Airbnb Apartment, got a private room only in shared ap


When should I create a primary key on multiple columns?

What's better here - a single column or multicolumn primary key?


Why does Leaflet overlay display depend on baselayer selection?

How to change Leaflet Map panes layering order (z-index)?


How can I add a line break for the text of a UIButton?

How do you add multi-line text to a UIButton?


Is it unethical to hire a paper writer AFTER the assignment is done?

Is it considered cheating if I purchase an essay but then don't use it?


Take 4 places after decimal for a double variable


Moving data files from SSD to HDD, Ubuntu 16.04


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


How can I backup or archive my iPhone messages?

How can I export SMS text messages from my iPhone?


How do I design a circuit to convert a 100 mV and 50 Hz sine wave to a square wave?

Triangular waveform to square waveform circuit


Reference - What does this error mean in PHP?


"have" vs."have got" in American and British English


word to describe an irritatingly overhelpful person

A term for when people insist on giving you help you didn't ask for?


How to change Show Applications Icon in dock Ubuntu 17.10

How do I change "Show Applications" button on GNOME 3 dash?


Is string.IsNullOrEmpty same as String.IsNullOrEmpty?

What is the difference between String and string in C#?


Undefined function or method 'findjobj' for input arguments of type 'double'. MATLAB

"Undefined function 'function_name' for input arguments of type 'double'."


Review first post / late answers: show other answers as well


Why is Thunderbird not updated as frequently and quickly as Firefox in Ubuntu?

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


How do I deal with a compromised server?


Why doesn't the light from galaxies appear stretched?

How distorted does the Andromeda Galaxy appear to us due to the speed of light?


Why do old platformers typically scroll to the right?

Why do most 2D platformers start off in the left and progress in the right direction?


My WiFi adapter is not working at all, how to troubleshoot?


A $\log \Gamma $ identity: Where does it come from?


Can large data deletion affect Innodb buffer pool performance?

Do I need to reindex my table in mysql after delete?


How can I testfor a nearby player in minecraft 1.13

How to test if a player is near coordinates in 1.13?


Is their any difference between red and white ball?

What is the difference between balls in Test and ODI Cricket?


I installed an alpha or beta, am I up to date with the final release if I keep upgrading?


updated NVIDIA drivers: black screen or login loop

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


Is a short description of a question OK if self-answering?


How to read the value of a JSP dropdown from a servlet?

HTTP request parameters are not available by request.getAttribute()


a sequence {xn} of real numbers is contractive if ∃ a constant C > 0, 0 < C < 1, such that |xn+1 − xn| ≤ C|xn − xn−1| for all n ∈ N.

$\left|x_{n+1} - x_n\right| < C\left|x_n - x_{n-1}\right|$ prove this is Cauchy


Change directory to the directory of a Python script

Equivalent of shell 'cd' command to change the working directory?


Opportunity Attack, Ready Action, & Eldritch Blast/Repelling Blast


Can't break blocks when I change my gamemode back to survival


Is PermitRootLogin without-password a secure method?

What does 'without password' mean in sshd_config file?


How can I install windows while Ubuntu is already on my system?

How to remove ubuntu partitions and use them to install windows


mysql connect in PDO (xss and inject secure)


Using the time-independent Shrödinger equation to model photons

Are the Maxwell equations a correct description of the wave character of photons?


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


How can I retrieve a value from string using regex?

Using Regular Expressions to Extract a Value in Java


Two interactions are individually signifcant, but not when included together

Significant predictors become non-significant in multiple logistic regression


Internal speaker (Audio) is not working in Ubuntu 20.04 LTS after upgrading from Ubuntu 18.04 LTS


imgur profile pictures loading over http on https pages

Make all i.stack.imgur.com links protocol-relative


Cannot wget a direct link - received 403 Forbidden

why would curl and wget result in a 403 forbidden?


Difference between access of private instance variables in same class and in different class

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


How do I solve $y' = x^2 + y^2$ analytically?

Riccati differential equation $y'=x^2+y^2$


Functions on $\mathbb{R}^n$ commuting with orthogonal transformations

Let $V$ be spherically symmetric and $W$ i.i.d. Gaussian. Then $E[V|V+W=t]=g(\|t\|)$


"You should go to school" vs "You must go to school"


Does the limit $\lim_{(x,y)\to (0,0)} \frac { \sin^2 (x-y)}{|x|+|y|}$ exist?


Do poor editors get flagged if enough of their edits are rejected?

Should users be penalized for rejected suggested edits?


Using Javascript variables within a string


Can you cast silent image around someone, blinding them if they fail their save?

How can Silent Image be used to obscure vision in combat in 5E?


Why is the Mandelbrot Set to the power of 2?

Mandelbrot-like sets for functions other than $f(z)=z^2+c$?


What type of gift could I give to my PhD advisor?

Is it appropriate to buy a "thank you" gift for a PhD supervisor?


Integral $I=\int_0^1 \frac{\arctan\big(\sqrt{x^2 + 2}\big)}{\sqrt{x^2 + 2}(x^2 + 1)}dx$


How to run a method from a different class - JAVA

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


The square of n+1-th prime is less than the product of the first n primes.


List-class variable slower than ArrayList-class variable

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


Heeadless reboot of Ubuntu 20.04on Raspberry PI

Add Fake Display when No Monitor is Plugged In


prove by induction that $(a^n - b^n)$ is a multiple of $(a - b)$ for $n \geq 1$


Biological functions of Mystique when morphed


Does n power of e grow much more faster than its Maclaurin polynomial?

Evaluating $\lim\limits_{n\to\infty} e^{-n} \sum\limits_{k=0}^{n} \frac{n^k}{k!}$


Find all equivalence classes of $ab\equiv (0 \mod 5)$ for $a$ and $b$ modulo 5

If a prime divides a product then it must divide a factor of the product [Euclid's Lemma]


NullPointException on OnClickListener Button


readability add-on to change all grey fonts to black on all sites

How to change the light grey text that many web sites seem to use these days?


How to use javascript to POST PHP variable from HTML select options onchange?

How to submit form on change of dropdown list?


How to stop Eclipse from putting the variable type after the variable name

Eclipse auto suggesting and filling in variable names


Call method with strongly typed definition from configuration

How do I use reflection to call a generic method?


Print composer messes up layout of different maps

OpenLayers low resolution and/or shifts in QGIS print composer?


No ground wire in any recepts in my home 2 wire only

How can I determine if my outlets can easily be grounded?


USA - Can I write off time spent using this metric

How to categorize time spent on family work as billable expense


Fire and forget async method in asp.net mvc


Unicode output in Python's stdout when running from cmd.exe

Python, Unicode, and the Windows console


Proving that a finite simple group (order < 100) is either abelian or has order 60

$G$ is non abelian simple group of order $<100$ then $G\cong A_5$


What preposition is correct 'sleep on the bed' or 'sleep in the bed'


When should I use convection when baking?


Use NOLOCK hint when calling table valued function


Add columns to query based on previous queries

SQL Server: Examples of PIVOTing String data


Tor instructions don't work for Bionic Beaver

How do I install the Tor Browser Bundle in Ubuntu?


Product of absolutely convergent series and convergent series


How to keep an app not to upgrade while others still be upgraded normally?


PHP: Undefined offset error. Multiple times

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


while comparing content of sms with text it's not working. can any one please help me to solve


How to write conditional equations with one-sided curly brackets


Call to a member function on a non-object

Reference - What does this error mean in PHP?


Good way to help the user remembering the password strategy

Why not show password criteria on login screen?


How to find the number of non-isomorphic binary trees with $n$ nodes?


How many ways you can make change for an amount

Making Change for a Dollar (and other number partitioning problems)


What would be the difference in output between "man ifconfig" and "man ifconfig | less"?

How can I get help on terminal commands?


Black screen instead of login screen. Ubuntu 16.04

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


Why is mirror and subdiving co-acting wierdly?


What does  (angle brackets) mean in Java?


How do I perform a Unit Test using threads?

How should I unit test multithreaded code?


Proof of separability of polynomials without derivatives

Irreducible polynomial is always separable in char 0 field


What uses are there for "placement new"?


"core - The core runtime enviornment for snapd." What is it and how did it get on my computer?

How do snap packages handle shared dependencies?


How to make text in a middle of a line : ------- Text example -------

Vertically centered horizontal rule filling the rest of a line?


How to select on which monitor YouTube fullscreens?


Broken package problem while installing open source AMD ATI drivers in 14.04

Unable to correct problems, you have held broken packages


BNT162b2 mRNA Covid-19 Vaccine efficacy after 1st dose - explain the statistics


Angular Velocity after a frictional impulse

Is there a 2D generalization of the coefficient of restitution?


C function call followed by a comma separator


What to do when the question is updated to make your answer obsolete

Exit strategies for "chameleon questions"


How do I deal with a compromised server?


Example of an ideal which is not principal in the ring $\mathbb{Z} [x]$

Is $\mathbb{Z}[x]$ a principal ideal domain?


Exclude multiple domains in Google Analytics

How to fight off Google Analytics referrer spammers?


$f(x)=0$ a.e. on $[a,b]$ implies $f(x)=0$ everywhere on $[a,b]$

If two continuous functions are equal almost everywhere on $[a,b]$, then they are equal everywhere on $[a,b]$


Unable to parse JSON string in JavaScript


Books on Atomic & Molecular Physics for beginners

Book recommendation for Atomic & Molecular physics


Should we explicitly define a language hint for Dart code blocks?

Add default syntax highlighting for the [dart] tag


Do prepare for the presentation. Is this a correct phrase?


Propensity score methods versus GLM for cost comparisons between treatment groups

How are propensity scores different from adding covariates in a regression, and when are they preferred to the latter?


How can I create a USB installer of OS X - El Capitan on a computer that is running macOS Sierra?

How do I make a bootable USB OS X installer on a Mac?


Pressing  in an input method editor should not submit comments

Cannot get to a new line by hitting Enter


How should I understand "$A$ unless $B$"?


Given $f$ defined at $G$ and $f^3,f^2$ holomorphic at G prove $f$ holomorphic

Proving that if $f: \mathbb{C} \to \mathbb{C} $ is a continuous function with $f^2, f^3$ analytic, then $f$ is also analytic


Showing $f(x)=ax+b$ is a bijection for $a\ne 0$

How to prove that $G(x)=ax+b$ is a one-to-one correspondence where $a\neq0$ and $a,b\in\mathbb{R}$.


Virtualbox guest additions installation fails for shared folder support!

Error: kernel headers not found. (But they are in place)


Why isn't the Doppler effect (for sound waves) symmetric with respect to source and receiver?

Is the Doppler effect for sound symmetrical for observer or source movement?


How to protect a new wood floor from renovation traffic

What should I use to protect and cover my floors during construction?


How to execute keybord shortcut CTRL + P by clicking a link using jquery

How can I pop-up a print dialog box using Javascript?


Button does not work when cloned using jQuery

Event binding on dynamically created elements?


Difference in a bare and non-bare Git repository

What's the -practical- difference between a Bare and non-Bare repository?


bibliograpy (chapterbib) produces a [?] where the citation should be

Question mark or bold citation key instead of citation number


Javascript - Sort an array of strings that can contain letters,numbers and dates

Sorting an array which contains string, date and number


What is a specific word for "loving a friend"?


easiest way to fill in holes on distressed font?

Is there a simple way to fill in a grungy font to make it solid?


Ubuntu 12.04 Missing Close, Minimize and Maximize Button after Update and Upgrade

Close/minimize/maximize button not appearing


How to change a line of text in a tkinter window every few seconds in python

How do you run your own code alongside Tkinter's event loop?


Continuously re-running a while loop until a certain input

If an exception is raised ask again for input


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


date or time change.reload from disk error in c

scanf() leaves the new line char in the buffer


How can I implement chance/probability into Python?


How do I pass JavaScript variables to PHP?


"Which type of nuts ARE/IS the heathiest?"


Template function taking different class as parameter

Why can templates only be implemented in the header file?


Null Pointer Exception While Using Adapter in Fragment

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


Gaps in the plot of a cumulative distribution function produced from HistogramDistribution

Plot showing discontinuity where it shouldn't


String concatenation in Java - when to use +, StringBuilder and concat

StringBuilder vs String concatenation in toString() in Java


How to write the query in yii,using findAll()


Is the casting of the Charm Person spell obvious?


How does the admissions process work for Ph.D. programs in the US, particularly for weak or borderline students?


A good and exhaustive book for English grammar


"depends upon developing" vs "depends upon development"


GCD in a PID persists in extension domains


Unable to find elements in modal popup using selenium


Rounding to a certain decimal place and rounding to ceil or floor

How to round a number to n decimal places in Java


How can this throw a NullPointerException


How do you reverse a string in place in C or C++?


Differences between gamma rays and X-rays

What's the difference between Hard X-rays and Gamma-rays?


what s the best way to store information on iOS


Find and rename files (including directories) whose filenames contain space

Looping through files with spaces in the names?


Find all polynomials $P(x)$ has $n$ rational roots.


Why do I always have to xelatex twice to make references work properly?

I get double question marks when referring to labels inside figures


If I end a sentence with initials do I add a second period?


Using tikz or something similar for generating general graphs?

Best way to generate nice function plots in LaTeX?


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


How do I use User settings and Custom Configuration Sections in app.config?

How to create custom config section in app.config?


Cannot find closing comment tag for Virtual Binding

Knockout.js containerless "foreach" not working with


Proving $\operatorname{Im}(A) = \operatorname{Ker}(A^T)^\perp$

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


Share wireless Internet connection through ethernet


Using Back to view my Activity page shows me data that's almost 2 weeks old?

I'm time-travelling aka there seems to be something wrong with the caching


How to check if .NET Framework is installed?

How do I detect what .NET Framework versions and service packs are installed?


Compute $\int_0^\infty \frac{\ln x}{1+x^2} dx$

Why is $\int_{0}^{\infty} \frac {\ln x}{1+x^2} \mathrm{d}x =0$?


What do I use the curse and coin randomizer cards for?


How do I use drop to drop the second element from all these sublists?


Please change the "pending edit cannot edit" error screen

Non-user-friendly message when trying to edit post with pending suggested editions


How to show that $\int_0^1 \left(\sqrt[3]{1-x^7} - \sqrt[7]{1-x^3}\right)\;dx = 0$


If $T^n$ is $q$-contractive, $T$ exactly has one fixed point


I left my dogs sitting on another players island on a server

How can I find my pet wolves that I told to sit?


Why does $n \lambda = 2 \pi r$ cause a standing wave in a circle?

In De Broglie's Explanation for Bohr's Quantization Condition, why do we not use 2πr = n λ/2, why do we use 2πr = n λ?


How to calculate $\int_{0}^{\pi/4} \frac{\sin x}{\sin x + \cos x} \, dx$

Compute $\int \frac{\sin(x)}{\sin(x)+\cos(x)}\mathrm dx$


JasperReport XML Datasource without Xpath in java code

JRXmlDataSource with queryString give no records


Nobody owner (99 99) in FTP caused by php functions?


string.Replace (or other string modification) not working


What are the basic statistics to describe tensor data distribution

Let $\mathbf{Y}$ be a random vector. Are $k$th moments of $\mathbf{Y}$ considered?


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


How to transfer data from one activity to another? Android application

How do I pass data between Activities in Android application?


Where I can find a guide in Peru to take me safely to the Jivaro headhunting tribe?

How can I find a guide who will take me safely through the Amazon jungle?


What's the best order to read HP Lovecraft's novels?


Handling multiple values in a single SSIS Parameter

SSIS: Filtering Multiple GUIDs from String Variable as Parameter In Data Flow OLE Source


Community Rejecting Suggested Edits (aka Community gone astray)

Why was suggested edit rejected by Community?


64-Bit Supporting Processor and 3GB RAM. Should i go for Windows 8 32-bit or 64-bit?


Does the Star Trek `reboot` mean that Star Trek TNG (et. al.) never happened?

In Star Trek (2009), Did the Original Timeline Survive?


Why is blenders hair system making spikes?


Use Regex to split string at array keeping all words of array

Regular expression to match balanced parentheses


What's the difference between du and df?

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


How to add days to whole entire date object?


Why do I get many Removable Disk icons that don't really exist?

How do I delete "Removable Disk" listings?


Is it appropriate to add third-party tracking scripts or web bugs to individual questions, answers, and profile pages?

Is it OK for me to track visits to my Stack Exchange profile, questions, & answers?


Why am I only getting the last item from javascript for loop?

JavaScript closure inside loops – simple practical example


Where are wireless or internet connection logs?


What property returns the regular expression when re.compile is called?

Getting the pattern back from a compiled re?


How to change the default volume name in the /media path?


Is Jon Snow's sword made of Dragon glass?


Event binding on dynamically created elements?


How to display the app switcher and the top bar on all monitors


Autogenerate primitive codeblocks for ruby in vim


rewrite rule for case sensitive directory

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


Have installed chrome on Ubuntu. However cannot find where to run it

What is the Linux equivalent to Windows' Program Files?


Proof of the greatest integer theorem: for every real number $x$ there exists a unique greatest integer less than or equal to $x$

Proof of greatest integer theorem: floor function is well-defined


How do I turn off redirection once I've turned it on?


How do I show that $\frac {a^2}b + \frac {b^2}c + \frac {c^2}d + \frac {d^2}a \ge 4$ for $a^2 + b^2 + c^2 + d^2 = 4$?


Regex to exclude specific special characters, spaces and alphabets

What special characters must be escaped in regular expressions?


Regex with DOTALL, how to make it stop at some point?

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


Prove or disprove that $n^3-n$ is divisible by $6$, without using induction

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


How to print strings and numbers inside a While?

Output of plots from within Do[ ] Command


How to use Jquery selector for a div , created dynamically under for loop?

Event binding on dynamically created elements?


Json.Net deserialize JSON objects with index as name

How can I parse a JSON string that would cause illegal C# identifiers?


Recover the package manager after crash during update


Convergence of $\lim_{x \to 0}\frac{x - \sin{x}}{x^3}$

Determine $\lim_{x \to 0}{\frac{x-\sin{x}}{x^3}}=\frac{1}{6}$, without L'Hospital or Taylor


What's the best GR book for recreational study?


How to open an Access database that has an error on AutoExec?

How to skip Autoexec macro when opening MSAccess from MSAccess?


$1 + \cos2C - \cos2A - \cos2B=4\sin A\sin B\sin C$.

Prove $1 + \cos 2C - \cos 2A - \cos 2B = 4\sin A\sin B\cos C$ for $A$, $B$, $C$ the angles of a triangle


Sum :$1+ 1/2 +1/3 +1/4 + 1/6 +1/8 \cdots $ , terms are reciprocals of the positive integers whose prime factors are $2$'s and $3$'s.

What is the sum of this? $ 1 + \frac12 + \frac13 + \frac14 + \frac16 + \frac18 + \frac19 + \frac1{12} +\cdots$


awk print all matching lines including duplicates

How to use grep/awk/unix to match all lines from one file in another file, even if they are duplicates


How can I dynamically include Perl modules without using eval?


If $A$ is an $n$-by-$n$ matrix with characteristic polynomial $(-1)^nt^n+b_{n-1}t^{n-1}+\cdots+b_1t+b_0$, show that $tr(A)=(-1)^{n-1}b_{n-1}$

Coefficients of the characteristic polynomial


detect URL in textarea and replace it to a link in PHP


Relative maximum and minimum values of the function $~f (x, y)~$

Finding maxima and minima of $f(x,y)= x^4 + y^4 - 2x^2 - 2y^2 + 4xy$


Difference between zoom and focal length?

How do I convert lens focal length (mm) to x-times optical zoom?


How do I derive the formula for radial acceleration when there is no uniform circular motion?

Proof of centripetal acceleration formula ($a_c = v^2/r$) for non-uniform circular motion


How do I include table headings in Excel data?


What is the proper 'per code' method for running nonmetallic sheathed cable above a ceiling in the attic?


What dictates an item being considered "worn or carried"?

What items are considered "worn or carried"?


how to dynamically create SQLAlchemy columns

Database on the fly with scripting languages


Unexpected space when using `range` with `unicode-math`

Side effects of changing blackboard bold font with \setmathfont


Is there a way to change default time-zone on any Stack Exchange service?


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


What is this weird colon-member (" : ") syntax in the constructor?


$\sin x+\sin y+\sin z=4\cos\frac{x}{2}\cos\frac{y}{2}\cos\frac{z}{2}$

$\sin\alpha + \sin\beta + \sin\gamma = 4\cos{\frac{\alpha}{2}}\cos{\frac{\beta}{2}}\cos{\frac{\gamma}{2}}$ when $\alpha + \beta + \gamma = \pi$


if (counter & (1<<j)) .what does this statement mean and how it works?

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


Array into a table with 5 cells in each row


Is it safe to reuse an IV 100 times to a single key with AES CBC?

How to break AES/CBC/PKCS5 when key and IV are reused?


Is there any difference - Delphi Uses Unit After Interface or Implementation?

Difference between adding a unit to the interface or the implementation section


Windows 7 not shown in GRUB menu after dual boot Linux Mint 18.3

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


What's the point of signing "SEE ID" on the back of my credit card?

Should I sign the back of my credit card?


What is the reasoning behind the rules for compounding errors?

Why is propagation of uncertainties quadratic rather than linear?


What is the smallest element of $\{n\in \mathbb N^*\mid \underbrace{1+...+1}_{n\ times}=0\}$

Characteristic of a field is $0$ or prime


How to "grep" for line length *not* in a given range?

How to "grep" for line length in a given range?


It is impossible for $(x-1)^2+x^2+(x+1)^2$ to be a perfect square


present perfect + past simple in the same sentence


Clicking a community bulletin blog link traps me in mobile view for some articles


Find the value of $\sin x+\sin 3x+\sin 5x....\sin 29x$

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


Find $E(X\vert Y=y)$ given $f_{X,Y}(x,y)=1$ for $0<x<1$ and $2x<y<2$

Finding $\mathrm{Cov}(X,Y)$ and $E(X\mid Y=y)$ given the joint density of $(X,Y)$


UnboundLocalError: local variable 'conn' referenced before assignment

Don't understand why UnboundLocalError occurs (closure)


How to upgrade eclipse from juno to kepler

How to upgrade Eclipse for Java EE Developers?


SelectedValue which is invalid because it does not exist in the list of items


Trouble with .equals() method to remove String elements in arraylist - Java


Does any subset of $[0,1]$ have a well-defined Lebesgue Measure? No.

Examples of non-measurable sets in $\mathbb{R}$


How to handle events with arguments in Typescript

Typescript 0.9.5 compilation with var args fails


Entity Recognition to extract question,options and diagrams from a question paper?

Image segmentation network to extract questions from an image of a test paper?


Can you use mods in Civilization V multiplayer?


How can I deactivate Bluetooth on system startup?


"My older brother, Ted, is a good ten years older than me". Does 'good' mean 'at least or more' in this case?


Solving $ax \equiv c \pmod b$ efficiently when $a,b$ are not coprime


How to customize the default search block form template?


If $f(y)−f(x) \le (y−x)^2$ for all $x,y$, then $f$ is a constant function.

Show $f$ is constant if $|f(x)-f(y)|\leq (x-y)^2$.


Does an interface by default extend Object?


Comparing different open source GIS servers?


Implementing continuous phase/Arg function


Should "a" vs "an" be chosen based on an expanded abbreviation?

Should I use "a" or "an" when I abbreviate a word?


Why does reversing the string in Python via slicing works this way?


How to create different size of bubbles with different colors?

How to style points in QGIS based on multiple attributes


Are there software for drawing Feynman diagrams easily?

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


$\mathbb{R}$ \ $\mathbb{Q}$ and $\mathbb{R}^2\setminus\mathbb{Q}^2$ disconnected?


Why is a cup of coffee referred to as a cup of "Joe"?


How to remove the separation line above the footnotes?

How can I change the footnote line (thickness, length)


update recrod according to datetime in mysql php

Mysql strip time component from datetime


How to determine the convergence of $\sum_{n\geq 2}{} \frac{(-1)^{n}}{(-1)^n+n}$?

Does this series with alternating elements converge: $\sum_{k=10}^{+\infty}\frac{(-1)^k}{k+(-1)^k}$?


How to install Broadcom wireless drivers offline?


Find html label associated with a given input


Java SimpleDateFormat parse not reversibile?


Valid un-stamped Dutch tourist visa, do I need Airport Transit Visa (ATV) for France? - Pakistan Passport

Do I need a visa to transit (or layover) in the Schengen area?


How to prevent derivation from a type in c++03?

Simpler "Preventing derived classes" in C++


How should a glass material be setup in Cycles?


Sum of alternate series $\sum_{n=0}^{\infty}\frac{(-1)^n}{(2n+1)} $

What is the sum of this series: $\frac{2}{\pi}\sum_{k=1}^{\infty}\frac{(-1)^{k-1}}{2k-1}$


Bash file descriptor redirection mystery

Filtering ping output through multiple pipes fails


Add the font changes as options in our preferences


CSS circle with two borders of different colors or at least looks like


How do I get Mediatek MT7630E 802.11bgn Wi-Fi Adapter working?


Is there a difference between inequality symbols  and != in SQL Server?

Should I use != or  for not equal in T-SQL?


basic linux executable path does not show up


New equation of function rotated 180 degrees?


ReentrentLock on this object or super object


Open a new window with JavaScript and close the former one

How to close current tab in a browser window?


Can my pi server handle 1000 mysql queries per second?

How do you do load testing and capacity planning for databases?


What is the difference between Ring, Field and Groups in abstract algebra?

What are the differences between rings, groups, and fields?


Is $\int\limits_{0}^{\pi}x\cdot f(\sin x)dx=\pi \cdot \int\limits_{0}^{\pi/2} f(\sin x)dx$?


Is the energy of the electromagnetic wave proportional to the amplitude or to the amplitude squared of the wave?

The relationship between the energy and amplitude of a wave? Derivation?


What are the differences between JSP and Facelets?

Why Facelets is preferred over JSP as the view definition language from JSF2.0 onwards?


When $\operatorname{Hom}_{R}(M,N)$ is finitely generated as $\mathbb Z$-module or $R$-module?


Reading only file names from s3 using python

How do I use subprocess.Popen to connect multiple processes by pipes?


Why are out-dated Ubuntus so difficult to upgrade

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


"Beans is our only option" or "Beans are our only option"— which is correct?

Agreement in "[Singular Noun] Is/Are [Plural Noun]"?


Minecraft LAN connecting to server for long time

Why isn't my Minecraft LAN server working?


Implement converters for entities with Java Generics


prove a general inequality between radicals

Prove that $\sqrt[n]{n!}$ is increasing and diverges


Cannot access mapping section of the texture tab


I put frozen veg back in the fridge instead of freezer

What's wrong with keeping frozen vegetables in refrigerator?


Proof of functional completeness (logical operators)

proof of functional completeness of logical operators


240V on all 120v outlets and ceilings lights

Electrical issues in house less than 18 mos old


Client-Server: Data Model and Protocol, best practice and examples?

What's the best way to serialize data in a language-independent binary format?


Can I use blender for creating a 3D integrated scene?

Realistic rendering of mesh together with image?


What does "do" mean in "They really do exist"?

Difference between "did + verb" and just "verb+ed"


How to visualize the possibility of drag'n'drop?


I am taking my laptop for repair. How do I secure it as much as possible?

How to secure my laptop so that hacking by physical access is not possible?


Python - How to remove/unimport libs was imported before

How can I remove/unimport symbols from __future__ after importing them?


Why does a Weil Divisor $ D $ on a scheme $ X $ induce a Weil Divisor $ D_{x} $ on the local scheme $ \text{Spec}(\mathcal{O}_{X,x})$?

Restricting a Weil divisor to a local scheme


Searching for a short story against entropy


Creating a contour raster from contour lines shapefile

Generating DEM from contour Shapefile using QGIS?


I'm trying to figure out what make this bike is

How do you tell what brand/make/model of bike I have?


Setting a QA practice in an organisation

Setting up QA Department from Scratch (Web Development)


Add HTML Inputbox Dynamically using button

Event binding on dynamically created elements?


Add a file under a file in Solution Explorer


How can an observer know that he is in an accelerating reference frame?

Is conservation of momentum and energy valid for non-inertial frames?


Where can I have a genuine Ainu cultural experience in Hokkaido? (or Tokyo!)


Ubuntu does not load after installing it alongside Windows

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


What's the difference between a confidence interval and a credible interval?


Send each line of a multiline string to a list within a for loop

How do I split a multi-line string into multiple lines?


Ideals of a valuation rings are totally ordered


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


What happens to humans inside titans when they die?


Change font of axis and nodes near chords on plot to match rest of document

Typeset mathematical symbols also in sans serif font?


What exactly is the "coherence" between waves?


Where to ask Question that can be flagged too broad or opinion based

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


How could you achieve this thick border in css?


Connection to internet lost intermitently


Event handler binding on updated div after successful AJAX

Event binding on dynamically created elements?


Multi graphs in one plot with axis labels in multiples of Pi


ML-inequality: Why does this hold $|e^{-3y+3ix}| = e^{-3y}$ during numerator estimation of $f(z) = \frac{e^{3iz}}{z^2 + 1}$

Why is $|e^{i \lambda z}| |e^{- \lambda y}|= |e^{- \lambda y}|$ here?


Blender 2.8 viewport shading - random color: how to assign different color

Is there a way to reset the seed of random material in Blender 2.8 Viewport?


Javascript Regex replace first char only

Remove first character from a string if it is a comma


Deleting array elements in JavaScript - delete vs splice


How to sum up the series of x + 1/x + 1/(x + 1/x) + 1/(x + 1/x + 1/(x + 1/x)) for some finite number of terms?


Passing value from one control to another in angular js

Can one AngularJS controller call another?


Why is the blog link on the bottom going to a mobile version?


When I try to create a file from the terminal using sudo gedit hosts (I receive the following message)

Saving a file in gedit prints a warning in terminal


Do all the photons have the same energy?

Can someone explain Planck's constant simply?


The product of xy of two real numbers x and y is irrational then at least one of the x or y must be irrational.

Check if this proof about real numbers with an irrational product is correct.


Left and right coset calculation for matrix

Showing H is a normal subgroup by calculating left and right coset


Dirac Delta function inverse Fourier transform


How to generate spherical gradient volume

How to make a good glow effect around a sun?


I can't install defaultjre and other packages


Updating a field on record detail page with Lightning button

Lightning QuickAction (API) without modal


Is it dangerous to take pictures of the sun without any filter?

Can the sun damage the camera sensor? Under what conditions?


Show that there exists infinitely many numbers that are coprime pairwise, in the set defined as following

Infinite subset with pairwise comprime elements


Restarting with new account on iOS/GameCenter


Prove that if graph with $n$ vertices has at least $n$ edges, then graph has a cycle.

If a graph with $n$ vertices and $n$ edges there must a cycle?


Is the following statement is True/false?$f : \mathbb{R} \rightarrow \mathbb{R}$

Uniform continuity of a function and cauchy sequences


Is a UK visa issued to a person or passport?

Applying for UK tourist visa and travelling with documents in my maiden name?


Proving that continuous periodic function on R is bounded and uniformly conutious on R

How do I show that all continuous periodic functions are bounded and uniform continuous?


Temporary locks on answers not showing lock duration


Select multiple rows with different criteria for each


Re-entry to USA after flying back to the UK for 2 weeks (ESTA)

Would I be scrutinized at the border for traveling to the US twice in a quick succession?


Defining Commands with Multicolumn: "misplaced \omit" errors

Custom macro for multicolumn with & without xparse


Video card driver for ATI RADEON 8670 HD

Ubuntu 14.04.5/16.04 and newer on AMD graphics


What's the difference between lists and tuples?


Any way to see the design in different size in illustrator?

How to preview an Illustrator document at different rasterized sizes?


Problem with Ubuntu password setting with numpad off

How do I reset a lost administrative password?


Lucas Numbers have the same prime divisors?

Prove that if prime $p$ divide $a_{2k}-2$, then $p$ divide also $a_{2k+1}-1$.


How can I make an EXE file from a Python program?


Why usually we don't have a linear term in the potential?


zoom in slowing down then stopping completely

Why does the zoom sometimes stop at a point?


What is wrong with the if/else code in Java? its not working


Running Ubuntu from a USB: Failed to load ldlinux.c32

Can Ubuntu 64bit be installed on a 32bit computer?


Show that if $\sigma=(a_1,a_2,\dots,a_m)$ and $\tau$ is any element of $S_n$, then $\tau\sigma\tau^{-1}=(\tau a_1,\tau a_2,\dots,\tau a_m)$

Let f be an r-cycle in $S_n$. Given any $h \in S_n$, show that $hfh^{-1} = (h(x_1), h(x_2), \dots, h(x_r))$


Is there any operation manual about Ubuntu18.04 system?

How can I find help for new Ubuntu users?


JavaScript closure inside loops – simple practical example


Where to submit a question about a simple problem of multi-feature Bayesian classification

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


Action Reaction when I pushing a trolley?

Given Newton's third law, why are things capable of moving?


Improving MSE: Feed forward network predicting only same output within batches (MSE error)

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


Can I clean enameled cast iron with steel wool?


Generate UML Class Diagram from Java Project


Image inside div has extra space below the image


How to install Nvidia 9400m driver on El Capitan?

Why doesn't OS X require graphics card driver updates?


How do I make all links open in Chromium or Chrome's incognito mode?

How do I open Chromium in incognito mode by default?


Check if DataRow exists by column name in c#?

ADO.NET DataRow - check for column existence


Can you prove a group element raised to the order of the group is 1 without Lagrange's Theorem?

Is there a way to prove that the order of an element in a Group divides the order of the Group, WITHOUT USING LAGRANGE'S


Linux Ubuntu CUDA rendering not available

CUDA rendering on Linux Mint or Ubuntu variants


First Word or Letter taking two lines or three in a paragraph

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


The limitations of Elastic-net regularization

Any disadvantages of elastic net over lasso?


Prove that $2\sqrt{x+1} \ge 2\sqrt{x} + 1/\sqrt{x+1}$ for $x \ge 1$

For what $x$ : $2\sqrt{x}+\dfrac{1}{\sqrt{x+1}} \leq 2\sqrt{x+1}$


adding the time and getting the average in PHP

Average time in hours,minutes and seconds in php


Retrieve products, netbeans, and I get a null pointer exception

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


CoffeeScript syntax highlighting not showing up in Sublime Text 2

Wrong default syntax highlighting in sublime text 3


How to do Statistics in Partial Indexes of PostgreSQL efficiently?

Measure the size of a PostgreSQL table row


What is the result of $ \lim_{n \rightarrow \infty} \frac{ 2^n }{ n! } $ and why?

Prove that $\lim \limits_{n \to \infty} \frac{x^n}{n!} = 0$, $x \in \Bbb R$.


Prove that if $3|a^2+b^2\Rightarrow 3|a ,\, 3|b$

If $3$ divides $a^2 + b^2$, then $3$ divides $a$ and $3$ divides $b$


How to write a stored procedure in phpMyAdmin?


PHP & JQuery Photo Upload and Crop Issues


Why centripetal force does not pull the object towards the center?

Why doesn't the Moon fall onto the Earth?


console.log doesn't display text in my browser


I've deleted Google Play Store. How can I reinstall it?


how to recover a laptop which has been formatted and a new windows is installed on it?

Recover files from hard drive that has been formatted thrice


How to get the html inside a $node rather than just the $nodeValue


Winning the round before all players have had a turn in Phase 10

In Phase 10, can you play out your hand before all players has played a turn?


How to fight off Google Analytics referrer spammers?


Maxwell Lagrangian where $F$ and its derivatives are the variables (i.e., without replacing $F={\rm d}A$)

Is there either a Lagrangian or a Hamiltonian formulation of electromagnetism with continuous distributions of magnetic monopoles?


JUnit Same testcase with different inputs

Running the same JUnit test case multiple time with different data


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


Show flag activity in profile even before flags processed

If I have flagged a post, show me a "flags" link in my profile


How do I switch between keyboard layouts?


Is your wall the same as your timeline on Facebook?

On Facebook, what is the difference between the wall and the timeline?


No Solution Is Working. Bone Heat Weighting Failure. I've Tried Everything

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


How to go from Maine to Canada by bus without going though Boston?

Getting from Halifax, Canada to the US by bus/train?


Customize XFCE on Xubuntu custom Live CD


Value cannot be null.Parameter name: key

StructureMap error when invalid controller


Name of a short sci fi story about 2 astronauts

Short story from many years ago: the ancient, brilliant, cruel race was Earthlings


What would torsion in spacetime look like?

Can the torsion of a connection be measured mechanically?


What is the difference between the two BOLDFACE tags and the two Italicized Tags?

What's the difference between  and ,  and ?


Difference between int[] array and int array[]


Ubuntu 16.04 won't output sound to Bluetooth headphones


One sentence with both "could" and "should"

Uncertain usage of "should" and construction of the verb


Context of this problem: $\sum_{n\,\text{odd}} (-1)^{\frac{n-1}2}\frac{\log n}{\sqrt{n}} /\sum_{n\,\text{odd}}(-1)^{\frac{n-1}{2}}\frac{1}{\sqrt{n}}$

An intriguing relation between two alternating series


Reviewer stats rejected count changing drastically in short period of time


Simulation of templates in C (for a queue data type)


"R cannot be resolved to a variable" just after creating android project?


Prison problem: locking or unlocking every $n$th door for $ n=1,2,3,...$


my app is install successfully on emulator but not running it is being crashed while running kindly help me.i have attached the logcat of my app below

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


My Minecraft Folder not showing up on macOS

Is the .minecraft folder hidden on a Mac?


java.lang.NullPointerException on AsyncTask android studio to Retrofit Rest API


[Microsoft][ODBC Driver Manager] The specified DSN contains an architecture mismatch between the Driver and Application, How can I resolve?

The specified DSN contains an architecture mismatch between the Driver and Application. JAVA


Freelance for customers outside the US on a B1/B2 visa

Can I travel to the USA while working remotely for my non-US employer?


Focus existing terminal with `Ctrl-Alt-T` shortcut


Are questions about MediaWiki syntax considered relevant on Stack Overflow?


SEO: example.com/keyword1/keyword2 or example.com/keyword1-keyword2

Is it better to use slash or hyphens for SEO


What latex package would you recommend for drawing simple diagrams of the following sort?

What's a good package for typesetting quantum circuits?


Do I need a UK Transit Visa to go back to Peru when I change of Airports in the UK?

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


How to achieve large DOF in a macro like this video?

How do I get adequate depth of field in macro photography?


Punctuation after a list introduced by a colon in the middle of a sentence

What punctuation should follow after a list introduced by a colon?


Click on button to open select options list

How can you programmatically tell an HTML SELECT to drop down (for example, due to mouseover)?


what is the camera fstop and lens fstop correlation?

How can aperture be f/11 on a lens with an aperture range designation of 3.5-5.6?


Convert GeoJSON form EPSG 3857 to 4326 with JavaScript

Reproject GeoJSON from EPSG:3857 to EPSG:4326


What is the sum of $\sum\limits_{i=1}^{n}ip^i$?


Stop Python input when a specific character is entered

How to read a single character from the user?


Childrens fantasy, blind monk leading boy who can control the elements


A goat is tied to a shed with a barn next to it.


prove that $x^2 + 5 =y^3$ has no solutions for $x,\ y \in \mathbb{Z}$


What can I do when I've introduced an overpowered plot element?

What can I do when I accidentally gave out an overpowered item?


Someone whose sole aim is to make another person’s life difficult

I am looking for an adjective, similar to "holding a grudge"


Is a .RPM file, like Oracle XE, meant to be used in Ubuntu?

How to install Oracle 18c (Enterprise Edition) on Ubuntu 18.04?


Why are magnetic fields a consequence of special relativity?

Does special relativity make magnetic fields irrelevant?


Transfer MCPE World from iPad to iPhone on creative during LAN party

How to save a copy of a multiplayer world in the new 0.7+ menus?


Does an Intel 1.80GHz quad core processor meet the 2GHz dual core processor system requirements?

Does an Intel Core i3-3217U @ 1.80GHz (quad core, I think) qualify as "2 GHz dual core processor or better"


How to list all the folders and its files in php

Listing all the folders subfolders and files in a directory using php


$\lim_{n \to \infty} \mid a_n + 3(\frac{n-2}{n})^n \mid^{\frac1n} = \frac35$. Then find $\lim_{n \to \infty} a_n$.

What is the value of lim$_{n\to \infty} a_n$ if $\lim_{n \to \infty}\left|a_n+ 3\left(\frac{n-2}{n}\right)^n \right|^{\frac{1}{n}}=\frac{3}{5}$?


What is the lebesgue measure of irrational numbers between 0 and 1


how does \r (carriage return) work in Python

What does "\r" do in the following script?


Integration $I_n=\int _0^{\pi }\:sin^{2n}\theta \:d\theta $

Integration $I_n=\int _0^{\pi }\sin^{2n}\theta d\theta $


What is the difference between the GNU Makefile variable assignments =, ?=, := and +=?


punctuation question, usage of semicolon


Non-resident alien working for non-US company telecommuting for 10 days under ESTA Visa Waiver

Can I travel to the USA while working remotely for my non-US employer?


What are the different Star Wars Canons?

What is the singular source of Star Wars canonization?


Non-Perfect maze generation with objectives

Algorithm for procedureral 2D map with connected paths


Find a probability mass function of a random variable

What's the probability that a given permutation has exactly $k$ fixed points.


Are the words "I, we, us, his, her, he, she" all prohibited in thesis writing?

Using first person or third person in papers?


Why isn't the 16.04.1 Point Release available via update manager?

How do I upgrade from 14.04 LTS to 16.04.1 LTS?


Whenever I move an object the entire scene is re-rendered

Every time I touch an object a full-render starts


Is it possible to install Ubuntu on a Chromebook?


Difference between server JRE and client JRE

Real differences between "java -server" and "java -client"?


Ubuntu black screen on boot, AMD a6-7480 radeon r5

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


Why says readlink that there is no such file or directory

Why doesn't the tilde (~) expand inside double quotes?


If given the limit that is a derivative, how do I find it's function and the point?

The given limit is a derivative, but of what function and at what point?


Why am I getting this error on Heroku but not locally?

NodeJs Crypto error -Object has no method pbkdf2Sync


What is the lifetime of a static variable in a C++ function?


How to print the actual values of array from SQL queries?

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


Copying encrypted files to a non-encrypted folder using robocopy

How to remove Encrypted flag when copying a file from a HDD to a USB drive?


How can I remove queries from my data explorer profile?


Dont know how to simply solve this determinant.

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


Simulating group_concat MySQL function in Microsoft SQL Server 2005?


MacOS - sending sound over bluetooth and video over HDMI at the same time?

Is it possible to use the laptop's audio via headphone jack and Bluetooth speakers at the same time?


Is $g \circ f$ invertible if both $f$ and $g$ are invertible?

Suppose we have functions $f:A→B$ and $g:B→C$. Prove that if $f$ and $g$ are invertible, then so is $g \circ f$.


Pass each list item to a new thread one by one


i got time in milliseconds how do i get difference between two dates in hh:mm:ss format to store in database

How to format a duration in java? (e.g format H:MM:SS)


Can i create extension method for static class?

Can I add extension methods to an existing static class?


Can somebody explain the adding thing in the list in Python?

List of lists changes reflected across sublists unexpectedly


gcc turning on -O3 causes bug on 128 bit integer


19th century English texts occasionally use Germanic-style number words, such as "four-and-twenty". When did this fall out of use?


Are SE staff open to dialogue and find a different solution about gender pronouns?

What does the Code of Conduct say about pronouns?


Conjecture for a closed form of a parametric integral

Is there a closed form for the integral $\int_0^1 x^n \log^m (1-x) \, {\rm d}x$?


Why is that newcomers want to direct an anime athology film?

Why is that anime anthologies have directors who don't direct anime?


Taskschd.msc / SCHTASKS "The user account you are operating under does not have permission..."


A function or macro to create an RPG-style bullet points


Is there anything that will add extension using statement suggestions in C#?

Visual Studio's "auto-resolve" feature doesn't work for extension methods - what now?


Minecraft java EXCEPTION_ACCESS_VIOLATION in Windows 7?

Minecraft crashes on launch with EXCEPTION_ACCESS_VIOLATION, Problematic frame: ig4dev32.dll or ig4dev64.dll or ig4icd32.dll or ig4icd64.dll


Zend_Test - Setting redirect in Controller Plugin for PHPUnit


Error Inaccessible due to its protection level. Only public types can be processed - when using XmlSerialiser for internal class

How can I serialize internal classes using XmlSerializer?


Determine the convergence of $\sum\limits_{k=1}^{\infty}\sqrt k - 2\sqrt {k + 1} + \sqrt {k + 2} $

Find the infinite sum $\sum_{k=1}^{\infty}\sqrt k - 2\sqrt {k + 1} + \sqrt {k + 2} $


How to change the priority of the process using command line


Dashboard left hand menu overlapping next item down


convert lognormal Cumulative Density Function P90 and P10 values to mean and sigma

How to calculate a mean and standard deviation for a lognormal distribution using 2 percentiles


How can I setup a Material in Cycles for Z-Transparency?


upgrade error : illegal package name `doc-base/noawait'

dpkg:error:parsing file '/var/lib/dpkg/status' near line 1146 package 'python-minimal'


What is the scope of variables in JavaScript?


$f$ is additive and continuous at a point $\implies$ $f(x) =ax$, for some $a \in \mathbb R$

Overview of basic facts about Cauchy functional equation


Calculating Lagrangian of electromagnetism

Retrieving Maxwell's equations from the minimum action principle


If-condition never executes despite correct condition


Special character \~{a} (ã) using bibtex not displaying

How to write “ä” and other umlauts and accented letters in bibliography?


How to get mobile phone number inside Android application?

how to obtain mobile number of own device in android?


How can I tell a ContextMenu to place itself relatively to its control and not the cursor?

Setting a WPF ContextMenu's PlacementTarget property in XAML?


Can I apply for Schengen without hotel reservation and a local address, as I will be visiting Munich during layover?

Do I need a visa to transit (or layover) in the Schengen area?


Mac OS X Yosemite: It is possible to disable the animation when switching "spaces"?

How do you disable the window switch animation when switching spaces with Mission Control?


Binary Logistic Regression Multicollinearity Tests


Why do list comprehensions write to the loop variable, but generators don't?

List comprehension rebinds names even after scope of comprehension. Is this right?


Visual Studio 2010 'Go to Definition'/f12 not working correctly

F12 finds all references, not go to definition


jQuery on click on ajax generated elements randomly doesn't work

Event binding on dynamically created elements?


How can I add display names with spaces on the scoreboard?

Is there a way to put spaces in a scoreboard player name?


What's a text editor for Linux that can compile and run without the use of Terminal?

What editor is as good as TextPad for compiling and running Java programs?


pgfplotstable: dec sep = {.} doesn't work as expected


Let $p \ge 5$ be prime. Prove $p^2 \equiv 1 \pmod{24}$

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


Data is showing MvcMiniProfiler results. Is that expected?


Writing systems of linear equations and matlab help appreciated

Systems of linear equations to calculate $\alpha$ and $\beta$


Why does HashMap seem to use reference variables instead of true values?

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


Dual booting Windows 7 and Ubuntu 13.10. Windows 7 isn't showing up

Windows 7, Windows 8 entries missing after reinstalling grub


Setting up a bicycle for someone with restricted knee articulation


How to examine pixel size (degree or length) under different projection in QGIS?


Java LinkListed: java.lang.NullPointerException at Names.addName(Names.java:34)

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


How do I download a file from a host i'm already connected to over ssh

Copy a file back to local system with ssh


How to calculate the Fourier transform of a Gaussian function?


Why can templates only be implemented in the header file?


How to illuminate the darkness inside glass objects in Cycles?


How can I write the unit Einstein in LaTeX (siunitx)?

Defining new unit (year, century) in siunitx


How to subtract sale quantity from purchase quantity in one query?

How to calculate the difference between purchase and sale quantity?


Difference in meaning of "congratulation" and "congratulations"


How can I Zip and Unzip a string using GZIPOutputStream that is compatible with .Net?


I'm trying to receive a list with an array in RecyclerView and get error:


Catalina is giving me 600% of CPU usage on accountsd

Why is the accountsd process eating so much CPU?


floating UIButton with image on a UITableview

How to put buttons over UITableView which won't scroll with table in iOS


Ubuntu 17.10 and later: can't change the input switching shortcut to alt+shift


Why is it important to apply transformation to an objects data?


Showing the group of Inner Automorphism are a normal subgroup of the Automorphisms

Inner automorphisms form a normal subgroup of $\operatorname{Aut}(G)$


Why is chlorophyll green? Isn't there a more energetically favorable color?

Why do plants have green leaves and not red?


What is the best introductory Bayesian statistics textbook?


How does friction allow bodies to rotate on merry go round?

Why does friction play the role of centripetal force during the turning of a car?


Is Harry the only witch/wizard to cast a spell with his wand without holding it?

How could Harry do Lumos without touching his wand in OotP?


Is there a limit to how many power armor frames can be obtained?

Is there a limit to the number of Power Armor sets you can keep?


Choosing BotRK or BT for Marksmen (ranged AD)

Blade of the Ruined King Vs. The Bloodthirster


Variations in the pronunciation of "the"


What is the Simple and Efficient way to handle single quotes and double quotes insertion issue using php and MySql


Receiving nullpointer exception for ListView program using custom adapter and orientation?

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


componentsSeperatedByString returns full word

Is there a simple way to split a NSString into an array of characters?


Can I easily view all songs that iTunes can't locate in Finder?


Why is the return String from function different than a simple echo?


unable to run the tests using testng in selenium


max and min functions that are similar to colMeans


Web app running on Android: how to prevent text selection?

How can text selection be disabled in Android 3.0 Honeycomb?


Bounty custom message disappears after the bounty has been awarded


Java - If I return in a catch block, will the finally block be executed?

Does a finally block always get executed in Java?


Gaining intuition over central extension of algebras

Why exactly do sometimes universal covers, and sometimes central extensions feature in the application of a symmetry group to quantum physics?


What is the time-frame for The Force Awakens?

Over what period of time do the events in “The Force Awakens” take place?


Why are some genes dominant over others? What is the mechanism behind it?


Installing drivers for my wireless adapter


How to generate a random number from normal distribution (not allowed to use built in functions)


Gears playing up after a chain replacement

Chain skip happening seemingly at random with a new chain


Save specific combination of layers as PNG

Can I automate saving different combinations of layers?


Best way find $\lim_{x\to 0}( \frac {\sin x}{x})^{\frac 1x}$

How do I solve this limit: $\lim _{x \to 0} \left(\frac{ \sin x}{x}\right)^{1/x}$?


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


Boot stops at grub prompt, can't find ubuntu partition


Why do electrons occupy the space around nuclei, and not collide with them?


How to fix Null Reference Exception occurred between two classes?

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


Is $\operatorname{Hom} _A(M,N)$ a finitely generated $A$-module?

Constructing an example s.t. $\operatorname{Hom}_R(M,N)$ is not finitely generated


Why would I want to install a snap if I can install via apt instead?


Do I need to use the article "the" with the word "data" in the following sentence?

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


Does a percentage quantity take singular or plural verb agreement?


To what extent is $\textbf{Fld}$ not a filtered category?

Field extensions with(out) a common extension


Wrapping multiple server calls using IEnumerable and IEnumerator


MySQL asks for root password but I was never asked to set one during installation

mysql doesn't ask for root password when installing


UV wrap texture looks distorted in render mode


javascript event when you hit 'back' onto the page?

Is there a cross-browser onload event when clicking the back button?


Blender render crash when using subsurf modifiers.


Teen fantasy book series about a world where people who showed creativity could learn magic, and were killed for it


How to remove the name of the language? Menu Language Icons

Hiding language names in "Language switcher" block and displaying only country flags


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


Blender 2.9 Shading Workspace. Environment/HDRI showing gray

Render looks way different from viewport render mode. How can I fix this?


Translating a sin curve into one that lingers on its maximums longer

'Cosine'-esque function with flat peaks and valleys


Different font sizes for Figure and Subfigure Captions


result of convert string to double is inconsistent with strtod


Is it a good practice to remove references to help the GC?


Packaging Python script for end user to run

Sending file of custom python script with all parameters for popup interface already defined?


$G$ finite group of order $n$. What's the least $l<n$ such that $G$ embeds in $S_l$?

Finding the minimal $n$ such that a given finite group $G$ is a subgroup of $S_n$


What does the "@" symbol mean in reference to lists in Haskell?


Where should I ask questions about CSS architecture?

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


How to use feof and ferror for fgets (minishell in C)

Is it possible to distinguish the error returned by fgets


Did Ubuntu patch the vulnerable samba version?


How do I resolve unmet dependencies after adding a PPA?


What is the minimum intelligence for a cultist under Juiblex or Zuggtmoy?

What happens when ability scores reach 0?


Adjust screen dimensions for better mouse transitions across screens

Move mouse proportionally between different resolution (and DPI) displays


Solution to $u_x + y u_y = -u$ with $u(0, y) = \cos y$

Transport equation $u_t + xu_x + u = 0$ with $u(x_0, 0) = \cos(x_0)$


How to keep or remove grey margin for geom_tile on all facets?

Margin adjustments when using ggplot's geom_tile()


Evaluate the integral: $\int_{0}^{1} \frac{\ln(x+1)}{x^2+1} \mathrm dx$


Cannot find Background Images feature in Blender 2.8


How to check a valid contact number in PHP

How to validate phone numbers using regex


why we say"over in the meadow"? meanning | grammar


7 concerts on 7 days per week - probability that on one day there are two concerts

Why can't I calculate the result of the birthday paradox using `n choose k`?


getElementsByClassName to change the style of elements when event occurs

What do querySelectorAll and getElementsBy* methods return?


Touchpad right click doesn't work on touchpad, only the buttons above it. Thinkpad E480 Ubuntu 18.04 LTS

No secondary button (right click) on touchpad


How to pass the SSH_AUTH_SOCK through sudo (Permission denied (publickey).)

Accessing SSH_AUTH_SOCK from another non-root user


Do different Stack Exchange APIs treat encoded URIs differently?

How to get tag info for tags with special characters using SE API?


help understanding purpose of downloaded textures

How to properly hook up various maps types in Cycles?


Remove unused blank space in tables-XSLT/XSL-FO

Remove whitespace/blank spaces in table columns XSL-FO


How to add a texture to the emitter surface of a hair particle object (over riding object material)


How to remove the handles from this faucet


jQuery equivalent to "getElementsByName"


Trying to build a web page that can generate an image

Programmatically combining images in PHP


How to get back to a site when viewing one of its questions

If I'm looking at a question, how do I get back to the site the question is on?


I need a word that means "easily understood or relatable to the common man"


“80040154 Class not registered” with Word interop from C#

Problem in Opening Word 2010 using Visual Studio 2010?


Have we ever seen a Kryptonian simultaneously affected by more than one variety of Kryptonite?

Are there any comics where Superman is influenced by several types of Kryptonite in the same time?


How to put a Part of my Model into a New File

How can I reuse existing materials, objects, etc from an existing .blend?


Can I update my research paper before the camera ready date?

Adding a citation after paper is accepted


How to determine the limit of $ f(x, y)=\frac{9xy}{x^2 + y^2}$?


No immediet effect when switching between rendering modes, Eevee and Cycles

Preview rendering the current view from the viewport?


Can my PC run modern games with 4GB of RAM?

How can I check if my computer's powerful enough to run a certain game?


Always get ISO 639-2 (three character) language code in iOS?


What if Stack Exchange sites gave a provisional/initial reputation to new users?

Bonus Reputations for starters, new users


Gnome SHELL turn off unresponsive window warning

Mathematica 10.2 - Window not responding


FIlter for Canon L 2.8 IS 100mm macro lens?


How do I transfer .blend files to a new PC and still keep all the materials?

Moving all files to a new computer, my concern is links


Why votes on some answers don't increase reputation?


Find the value of $~\lim_{n\to\infty}\sum_{k=1}^n \frac{1\cdot 3\cdot 5\cdots (2k-1)}{3\cdot 6\cdot 9\cdots 3k}~$

How to show that $1 \over \sqrt{1 - 4x} $ generates $\sum_{n=0}^\infty \binom{2n}{n}x^n $


The Monty Hall Problem - where does our intuition fail us?


Does C# stores references to tasks from TPL

Can .NET Task instances go out of scope during run?


Convergent or divergent: $\sum_{k=1}^{\infty}\frac{2^{k}\cdot k!}{k^{k}}$


Given 4 integers, $a, b, c, d > 0$, does $\frac{a}{b} < \frac{c}{d}$ imply $\frac{a}{b} < \frac{a+c}{b+d} < \frac{c}{d}$?


How to save an HTML5 Canvas as an image on a server?


Centering a 64 bit-string comparison relative to the pages absolute center


How can I customize a full-screen console background (TTY)?


Python - Using regex to find multiple matches and print them out

How can I find all matches to a regular expression in Python?


how to update new parent node in the middle of the postgresql ltree by some simple update SQL statement?

How to update the parent/child of all rows in the tree (ltree)?


Show that the series $\sum_\text{p prime}\frac{1}{p}$ is divergent

Does the sum of reciprocals of primes converge?


In what order should I read the Dragonlance trilogies?


Transfer from NRE account to a local Indian account is it taxable

Transfering money from NRE to saving account is taxable or not


regex. how to exclude a substring from the result after it matches the pattern

How to match, but not capture, part of a regex?


Any experience with spokes breaking on new Trek 720 touring bike

Is this an abnormal rate of spoke breakage?


How can I get a value that's inside parentheses in a string in Python?

Regular expression to return text between parenthesis


How to create a permanent alias in ubuntu


Why do Americans use 'them' in awkward sentence?


I plan to go US, Can I take my portable charge to the airplane? It is a EasyAcc 20000mAh power bank

Are battery packs allowed in hand luggage?


Which is the better way to check undefined in Javascript?


What's a clean way to time code execution in Java?

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


What is the meaning of [array name] in C language?

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


Get last n lines of a file, similar to tail


Is it "men's" or "mens'"? And what's the rule?


Dynamically-generated heatmap WMS tiles on GeoServer/Leaflet displays wrong


When was the sword Narsil reforged into Anduril in the books?

When was the sword of Elendil reforged in Jackson's movie?


Rescuscitaton of "Values of c for which the given quotient ring is a field."


What are the differences between "su", "sudo -s", "sudo -i", "sudo su"?


Can an electron inside an atom annihilate?

Can vacuum fluctuations change the position of an electron?


Prettiest way to typeset "C++" (cplusplus)?


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


What private ip address space to use for a self-host VPN?

How do you avoid network conflict with VPN internal networks?


How do I take a screenshot of a page in Chrome?

Taking screenshot using javascript for chrome extensions


Python remove words containing "unusal" chracters

How to check if a string in Python is in ASCII?


Move folder structure across multiple directories


Which is the real size of a file in disk in Windows?

What is the difference between "used space", "size" and "size on disk"?


Is it possible to save hibernation state in linux?


Let a, b, c, and d be integers, and let n be a positive integer:

Prove If a ≡ b (mod n) and c ≡ d (mod n), then a + c ≡ b + d (mod n)


Double-click-and-drag to select whole words of text, but on trackpad with only touch ( no clicking)

Select whole words using single finger tap gesture


Can a LaTeX formula output its own source code?


What should happen if a logo I made is similar to another?


Windows Starter Edition, Home and Home Premium do not include gpedit, how do I install it?


What is the most secure way for storing user's passwords inside database using PHP?


How can I map shift+hyphen (the underscore character) to an unused function key?

How do I remap a key in macOS Sierra, e.g., Right Alt to Right Control?


General error with PDO and SQL create temporary table

PDO support for multiple queries (PDO_MYSQL, PDO_MYSQLND)


My sir says it is better to write 0==var(some variable) instead of var==0?Why is it so?

Why put the constant before the variable in a comparison?


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


Error when installing Xubuntu: 'grub-efi-amd64-signed'package failed to install into /target/

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


Infinity axioms with one function symbol

Does there exist a universal formula of first-order logic that is satisfiable only by structures with infinite domains?


If $R$ is a Boolean ring which is in fact a field, then it must be isomorphic to $\mathbb Z / 2 \mathbb Z$

Show that $B \cong \mathbb Z /2\mathbb Z$ for a Boolean field B


probleme with android.text.Editable android.widget.EditText.getText() on a null object reference

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


"Incompatible operand types int and string"


Show that for $\eta > 0$, $\alpha_\eta=-\infty$ and for the Cauchy problem $z'=x-z^2,z(0)=\eta$ the saturated solution is defined up to $+\infty$.


In calculating work done by a constant force over a constant distance, why doesn't the subject's initial velocity matter?

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


Big bang singularity in an infinite universe


How to make an input type=button act like a hyperlink and redirect using a get request?

How to create an HTML button that acts like a link


How do I update from 17.10 to 18.04LTS without update manager? Update manager has been unavailable for several months

Update manager doesn't offer an upgrade to the new release


How to get grub2 to remember last choice?


Pilot light on switch comes on when light is off


Ubuntu 19.04 boots to blank screen with dual monitors and AMD Radeon HD 7730

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


Why is it possible to delete my own post with other's contribution?

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


Prove that $x^2=-1$ has no solution in $\mathbb Z$.

Prove that $x^2 = - 1$ has no solution in $\mathbb{Z}$


Splitting a string into equals parts (java/groovy)

Split string to equal length substrings in Java


Neutrino flavor models from irreducible representations of discrete groups

Why do all fields in a QFT transform like *irreducible* representations of some group?


Obtaining list of countries and main cities in an UITableView

Iphone, Obtaining a List of countries in an NSArray


Testing string equality using hashCode()


Help with finding $\int_0^\infty \frac{\arctan(x)\log(x^2+1)}{x(x^2+1)}$

A closed form for a triple integral with sines and cosines


How to always run a specific program as administrator on windows 7?

Run applications as administrator by default in Windows 10


Complex number equation, Is this logical?

How do I get the square root of a complex number?


Prove that if $\{a_n\}$ converges to $a$, that $\{(a_n)^2\}$ converges to $a^2$ by definition

Suppose that $(s_n)$ converges to s. Prove that $(s_n^2)$ converges to $s^2$


What chapter of Vampire Knight is the anime on?

Does the Vampire Knight manga have additional story that the anime doesn't?


Why isn't Captain America worthy of Mjolnir?


How do I loop a program back to the start from a user input?

Asking the user for input until they give a valid response


Access terminal from login screen on Ubuntu 18.04

How do I switch between console mode and GUI in 17.10 and newer?


Working with UTF-8 encoding in Python source


Do exponent rules follow different rules from radicals


What do parentheses surrounding an object/function/class declaration mean?


SSH: Disable FTP(sftp) for certain users?

How to setup a restricted SFTP server on Ubuntu?


Does some form of function overloading exist in C?

How to achieve function overloading in C?


Check if n*m area can be filled with a*b sized tiles and find the remainder

Tiling problem: 100 by 100 grid and 1 by 8 pieces


Is there a limit in angular speed in special relativity?

Rotate a long bar in space and get close to (or even beyond) the speed of light $c$


How is focal length facial distortion different on an APS-C sensor compared to a full frame?

Does wide angle equivalent in crop sensor skew image?


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


What is the temperature of the black night sky, outside the atmosphere?

What is the temperature of the clear night sky from the surface of Earth?


Do I need both a UK visa and a Schengen visa?


interpretation of the determinant of jacobian of a dynamical system at a point?


combinatorial proof that $\sum_{i=0}^n {n+i\choose i}\frac{1}{2^i} = 2^n$


Determine which radiobutton is checked with javascript

How can I check whether a radio button is selected with JavaScript?


Fubini's theorem for series with dependent indices


Some questions posted here are copied to queforum.com

A site (or scraper) is copying content from Stack Exchange. What should I do?


EntityFieldQuery: multiple fieldConditon with OR operator


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


Bash printf sequence with interactive input


Regular expression to extract URL from an HTML link


taking convex hull does not add extreme points


DOS-like Wildcard for Filtering List of Files

How do I perform string matching and replacements?


Onedrive/Skydrive standalone app on Windows 8.1

How can I sync SkyDrive/OneDrive on Windows 8.1 when signing in to PC with local account?


Is it possible for the correlation between principle components to be negative when the correlation of the highest covariant variables is positive?

Does the sign of scores or of loadings in PCA or FA have a meaning? May I reverse the sign?


Is it possible to only increment a Lead field only in specific instances?

Auto Increment Number Based on Another Field


select random row for each category in array


define $ right parameter with a variable in R

Dynamically select data frame columns using $ and a character value


Digitally selectable filter for the ST7580


Why is the default output of ss so strange?

ss - linux socket statistics utility output format


Get java generic return type of a method which is declared in generic interface

Get type of a generic parameter in Java with reflection


How to search in unconnected external hard drive?

How do I catalog files on several external hard drives that I want to store off-line?


What's the difference between semicolon and double ampersand &&


Why does this foreign key using inheritance not work?

PostgreSQL foreign key not existing, issue of inheritance?


How do I free up more space (increase partition size) in /boot on a VPS?


pay for flight reservation only after approval of visa application?

What if my visa is refused after I already bought an air ticket?


What do we mean by the size of the universe?

How do we know the size of the universe?


How can I compute $\sum_{n=0}^{\infty} 0.6^n$?

Infinite Geometric Series Formula Derivation


How to see coordinates from drawn polygon

How to get point coordinates of a modified drawingManager shape? GoogleMaps API v3


If you can't use “he”, “she” or “they” in a sentence, what do you use?

Anyone: ("they" or "he/she") why is it sometimes plural?


Is it okay to SELECT * if desired behavior is for the query to automatically add new columns?


GT 730 Driver Installation Issues on Ubuntu 14.04 64-bit

Cannot access secondary GPU - error: Could not load GPU driver


Re-entering Schengen area after being out of the country for 90 days but before 180 days is up


How Can I Strengthen Bicycle Trailer Axles?

Durable and Affordable 20" wheel and tire combo for Bicycle trailer?


I was lucky to have had / I was lucky I had


How to fix this error (Bukkit, Iterator, Arraylists...error)

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


How to create a Process that outlives its parent


How to automate user input in shell script?

How to install a package with apt without the "Do you want to continue [Y/n]?" prompt?


Why isn't there image upload support on the mobile site?

Add an Image Upload button to the Mobile Site


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


Portable way to check emptyness of a shell variable

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


How do i prevent PHP-files form SQL-Injections?


Changing the default indentation of etree.tostring in lxml


Converting accented characters into latin without compromising ElementTree

What is the best way to remove accents (normalize) in a Python unicode string?


Find the solution of a distributional differential equation

General distributional solution of the Airy Equation


How do I reset a lost administrative password?


Steam, missing 32bit libs but it won't install

"method driver /usr/lib/apt/methods/https could not be found" update error


Interpretation of interaction and main effect in a mixed model when one is significant and the other is not

How to interpret the significant interaction of two non-significant main predictors?


Are recommendation questions an acceptable kind of list-type question or should they be closed?

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


Relative path to source when copying or moving

Command line move file with long directory path without repeating directory path


Does LINQ natively support splitting a collection in two?

Can I split an IEnumerable into two by a boolean criteria without two queries?


How to pass 'clear' comand in terminal window before running Python code


“Is there a way you could/would accept?”

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


sed command to match a file with patterns from another file

search multiple pattern in file and delete line if pattern matches


How do amortization schedules work and when are they used?


Proving: "The trace of an idempotent matrix equals the rank of the matrix"


bank websites using AES_256_CBC vs AES_128_GCM/CBC

What are the practical differences between 256-bit, 192-bit, and 128-bit AES encryption?


I cannot run apt update properly - apt update hangs


LaTex problem with matrix left alignment on the margin


Don't require 50 reputation for commenting on questions

Allow comments for all users; create comments review queue


Vertically center image in responsive div

Vertically align an image inside a div with responsive height


Remove all characters from String variable but letters

How do I remove all non alphanumeric characters from a string except dash?


"show N more comments" cannot be clicked on mobile browser (when not logged in)

Add comment and Show X more comments do not work on mobile when not logged in


tool to remember window positions when I plug in/unplug an external display

Remember window sizes and placement when unplugging and replugging second monitor


resource to learn group theory like Brilliant.org provide

What's a good beginner resource to learn group theory?


What is a decoupling capacitor and how do I know if I need one?


Align image in middle (vertical) of a div with css

How can I vertically align elements in a div?


How to create a Telephone Directory using a CSV data base

How typeset a numeric table from a CSV file


Can I add jars to Maven 2 build classpath without installing them?


Best circuit to get an array of signals with the same frequency and edge-synchronizable to a reference but individually controllable duty-cycles?


Bash script question - skip enter key press

Reading character by character with bash read


Equivalent of *Nix 'which' command in PowerShell?


change tikz node color from frame to frame

How to make beamer overlays with Tikz node


How do I install LINE messenger in Ubuntu?

How to install LINE (messaging app) on Ubuntu


Lie algebra of 2 by 2 matrces that are upper triangular and their characteristics that define them

Lie algebra of $\left(\begin{smallmatrix}a & b\\ & a^2\end{smallmatrix}\right )$ in $GL_2(\mathbb{R})$


Lubuntu will not install on my macbook: "grub-efi-amd64-signed failed to install"

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


Prove that there exists a monotone nondecreasing function $f:[0,1] \rightarrow \mathbb{R}$ discontinuous in rationals

Example of an increasing, integrable function $f:[0,1]\to\mathbb{R}$ which is discontinuous at all rationals?


What is the difference between "data mining" and "data analytics"?

What is the difference between data mining, statistics, machine learning and AI?


.NET create scheduled task on server fails with E_ACCESSDENIED


How can I include styles in multiple TikZ pictures?

Global variables for all tikz drawings in a document


how do I execute sh file in Ubuntu 13.04?

How do I run executable scripts in Nautilus?


16.04 LTS kernel upgrade fails to update

How to stop 16.04.2 with HWE kernel from updating to 4.4 kernels


Exception in thread main java.lang.ΝullPointerException

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


Can someone please point out the flaw in my proof?

Does proper map $f$ take discrete sets to discrete sets?


Instant Demo requires Adobe Flash Player to be installed


Cannot remove file on NTFS partition, event as root

"no such file or directory" message when deleting a file that exists on NTFS


Argument principle on fourth-order equation

roots of $f(z)=z^4+8z^3+3z^2+8z+3=0$ in the right half plane


What is the right SE site for Kuali apps related questions?

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


Jenkins pipeline: scp tries to copy to other remote, Host key verification failed

host key verification failed when I use scp


Final /s/ vs /z/ sound at the end of verbs/nouns issue


Why is the _DEFAULT const variable updated?

How do I correctly clone a JavaScript object?


When to use LinkedList over ArrayList in Java?


example of process s.t. $X_t\sim Y_t$ for all $t$, but $(X_t)$ and $(Y_t)$ has not the same finite dimensional distribution

Difference between Modification and Indistinguishable


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


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


Is StackOverflow using DoubleVerify / Evidon?

Banner ads should not be shown on the right-hand ad slot


Can't locate File/ShareDir/Install.pm in @INC

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


Python split() without removing the delimiter

In Python, how do I split a string and keep the separators?


How can I change the frequency with which I'm asked to keep logging in or "authenticating"?


How can I pull the row from the following data

Fetch the row which has the Max value for a column


Adding a link with a space in front causes the link to not work


Getting nullpointer exception for byte array


Can't boot into Ubuntu in Windows 10 / Ubuntu dual boot


Book About an AI Video Game Manipulating High Schoolers

Novel about a computer game with secrecy


How to make GRASS 7 addon available in QGIS 2.12?


Can I bind an array to an IN() condition?


Windows Phone Password Lock Screen Verify


simple c++: How to overload the multiplication operator so that float*myClass and myClass*float works


Method won't save variable. Instead just printing out as 'null'

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


FFMPEG Multicast to multiple addresses at the same time


How do I find a file with a name which depends on the current date (and a random component)?


can I use same functions with the different type of argument inputs


OSCOLA BibLaTeX not recognizing repeated listing of author for co-authored works

With biblatex, is it possible to replace one author of an author list by a bibnamedash or idem string?


Is there a rules-based way to make a dragon player character?

Can a player character be an actual dragon?


Is this sentence from Andrew Carnegie ambiguous?

Does "I am eating vegan cheese in my underpants" really imply that the vegan cheese is inside my underpants?


find joint and marginal density functions

Correlated joint normal distribution: calculating a probability


Assigning CRS to shapefile when it doesn't have one, in R?


If $D$ is tangent point of $BC$ with incircle of $ABC$ and $T$ is intersection of $A$-mixtilinear inclrcle with $(ABC)$, then $\angle BTA=\angle CTD$.

If $J$ is tangent point of $GH$ with incircle of $FGH$ and $D$ is intersection of $F$-mixtilinear inclrcle with $(FGH)$, then $\angle FGH=\angle GDJ$.


Is it possible to have two different UiTableViewCells in one UiTableView?

2 different types of custom UITableViewCells in UITableView


jQuery/JavaScript: accessing contents of an iframe


Algorithmic complexity O(n*log(n))- Do we need to divide by 2?


Virtualbox 4.2 not booting any virtual machines

VirtualBox - RTR3InitEx failed with rc=-1912 (rc=-1912)


Can't import javax.imageio.ImageIO in Android application


How to Create My OWN LaTeX Template Document?