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Why does integer division in C# return an integer and not a float?
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While it is common for new programmer to make this mistake of performing integer division when they actually meant to use floating point division, in actual practice integer division is a very common operation. If you are assuming that people rarely use it, and that every time you do divi...
Is there any kind of hash code function in JavaScript?
...can define a toString method on the objects you want to hash, and that can form their hash identifier.
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What is base 64 encoding used for?
...ly don't do it by just streaming the bits and bytes over the wire in a raw format. Why? because some media are made for streaming text. You never know -- some protocols may interpret your binary data as control characters (like a modem), or your binary data could be screwed up because the underly...
Can a shell script set environment variables of the calling shell? [duplicate]
...p. Just stating the obvious.. if the script is in your PWD then it has the form of dot space dot eg . ./localscript.sh
– Max Robbertze
Jul 27 '16 at 9:02
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Submitting a multidimensional array via POST with php
I have a php form that has a known number of columns (ex. top diameter, bottom diameter, fabric, colour, quantity), but has an unknown number of rows, as users can add rows as they need.
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How to tell where a header file is included from?
..., goes into "myObj.o". -M has an implicit -E, so the compilation is not peformed. I found -MD is a very useful option instead, it performs the compile and puts the output in myObj.d instead. Making a suitable param for just prepending to your compile line without strange effects like *.o now cont...
How to use nodejs to open default browser and navigate to a specific URL
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Use opn because it will handle the cross platform issue. To install:
$ npm install opn
To use:
var opn = require('opn');
// opens the url in the default browser
opn('http://sindresorhus.com');
// specify the app to open in
opn('http://sindresorhus.com', {app: '...
Visual Studio Copy Project
...highly NOT ADVISABLE to copy projects at all because the some config files formed internally like .csproj, .vspscc etc. may (and most probably will) point to references which belong to previous solutions' location and other paths/locations in system or TFS. Unless you are an expert at reading these ...
How to apply unmerged upstream pull requests from other forks into my fork?
...pull request, you can just rebase the branch on which the pull request was formed
git rebase master otherfork/pullrequest-branch
If you only want the commits in the pull request, identify their SHA1 and do
git cherry-pick <first-SHA1> <second-SHA1> <etc.>
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Escaping keyword-like column names in Postgres
...kind of identifier: the delimited identifier or
quoted identifier. It is formed by enclosing an arbitrary sequence of
characters in double-quotes ("). A delimited identifier is always an
identifier, never a key word. So "select" could be used to refer to a
column or table named "select", whe...