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How to get first character of string?
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How to split a column into two columns?
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What is the difference between ~> and >= when specifying rubygem in Gemfile?
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166
That's a pessimistic version constraint. RubyGems will increment the last digit in the version...
how to set “camera position” for 3d plots using python/matplotlib?
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By "camera position," it sounds like you want to adjust the elevation and the azimuth angle th...
C# Thread safe fast(est) counter
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answered Nov 1 '12 at 16:50
Austin SalonenAustin Salonen
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Is there a standard sign function (signum, sgn) in C/C++?
I want a function that returns -1 for negative numbers and +1 for positive numbers.
http://en.wikipedia.org/wiki/Sign_function
It's easy enough to write my own, but it seems like something that ought to be in a standard library somewhere.
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How to convert a boolean array to an int array
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Numpy arrays have an astype method. Just do y.astype(int).
Note that it might not even be ne...
javascript: recursive anonymous function?
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19 Answers
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What ports does RabbitMQ use?
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PORT 4369: Erlang makes use of a Port Mapper Daemon (epmd) for resolution of node names in a c...