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Length of string in bash
How do you get the length of a string stored in a variable and assign that to another variable?
8 Answers
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Mapping two integers to one, in a unique and deterministic way
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You're looking for a bijective NxN -> N mapping. These are used for e.g. dovetailing. Have a look at this PDF for an introduction to so-called pairing functions. Wikipedia introduces a specific pairing function, namely the Cantor pairing...
Detecting arrow key presses in JavaScript
How do I detect when one of the arrow keys are pressed? I used this to find out:
21 Answers
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Is there a way to reduce the size of the git folder?
...and bigger with every git commit/push . Is there a way to clean up my git folder?
7 Answers
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Gradle proxy configuration
I need web access from Gradle through a proxy server to use the Gradle/Artifactory integration for Jenkins. To reduce possible causes for issues, I manually add the Artifactory plugin in build.gradle and run it from command line:
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How to terminate a window in tmux?
How to terminate a window in tmux? Like the Ctrl a k shortcut in screen with Ctrl a being the prefix.
10 Answers
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How to permanently remove few commits from remote branch
I know that's rewriting of history which is bad yada yada.
8 Answers
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C library function to perform sort
Is there any library function available in C standard library to do sort?
7 Answers
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What do ellipsis […] mean in a list?
I was playing around in python. I used the following code in IDLE:
6 Answers
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Version of SQLite used in Android?
What is the version of SQLite used in Android?
5 Answers
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