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How can I find the first occurrence of a sub-string in a python string?
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answered Jul 11 '10 at 4:50
mechanical_meatmechanical_meat
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Convert object to JSON in Android
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edited Mar 24 at 6:02
Akshay
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answered Apr...
How to replace a single word under cursor?
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answered Jan 9 '13 at 10:48
Brian AgnewBrian Agnew
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Symbol for any number of any characters in regex?
...ace or any non-whitespace) as many times as possible down to and including 0.
[\s\S]*
This expression will match as few as possible, but as many as necessary for the rest of the expression.
[\s\S]*?
For example, in this regex [\s\S]*?B will match aB in aBaaaaB. But in this regex [\s\S]*B will...
Express command not found
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With the release of Express 4.0.0 it looks like you need to do sudo npm install -g express-generator.
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npm command to uninstall or prune unused packages in Node.js
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edited Jun 20 at 9:12
Community♦
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answered Jan 28 '14 at 21:20
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How to sum a variable by group
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404
Using aggregate:
aggregate(x$Frequency, by=list(Category=x$Category), FUN=sum)
Category x
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Generating all permutations of a given string
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607
public static void permutation(String str) {
permutation("", str);
}
private static void...
moving changed files to another branch for check-in
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790
git stash is your friend.
If you have not made the commit yet, just run git stash. This will sa...
Ruby: How to iterate over a range, but in set increments?
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See http://ruby-doc.org/core/classes/Range.html#M000695 for the full API.
Basically you use the...