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Get a random boolean in python?

I am looking for the best way (fast and elegant) to get a random boolean in python (flip a coin). 8 Answers ...
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Count occurrences of a char in plain text file

Is there any way under linux/terminal to count, how many times the char f occurs in a plain text file? 5 Answers ...
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Can you change what a symlink points to after it is created?

Does any operating system provide a mechanism (system call — not command line program) to change the pathname referenced by a symbolic link (symlink) — other than by unlinking the old one and creating a new one? ...
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What's the fastest way to delete a large folder in Windows?

I want to delete a folder that contains thousands of files and folders. If I use Windows Explorer to delete the folder it can take 10-15 minutes (not always, but often). Is there a faster way in Windows to delete folders? ...
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How do I replace multiple spaces with a single space in C#?

How can I replace multiple spaces in a string with only one space in C#? 24 Answers 24...
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Using capistrano to deploy from different git branches

I am using capistrano to deploy a RoR application. The codebase is in a git repository, and branching is widely used in development. Capistrano uses deploy.rb file for it's settings, one of them being the branch to deploy from. ...
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count (non-blank) lines-of-code in bash

In Bash, how do I count the number of non-blank lines of code in a project? 18 Answers ...
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What does T&& (double ampersand) mean in C++11?

I've been looking into some of the new features of C++11 and one I've noticed is the double ampersand in declaring variables, like T&& var . ...
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How to match “any character” in regular expression?

The following should be matched: 11 Answers 11 ...
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How to print a number with commas as thousands separators in JavaScript

I am trying to print an integer in JavaScript with commas as thousands separators. For example, I want to show the number 1234567 as "1,234,567". How would I go about doing this? ...