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How to map atan2() to degrees 0-360
atan2(y, x) has that discontinuity at 180° where it switches to -180°..0° going clockwise.
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What is the difference between ndarray and array in numpy?
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edited Sep 27 '18 at 14:40
nbro
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Is \d not supported by grep's basic expressions?
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grep's default mode is (iirc) POSIX regex, and \d is pcre. You can either pass -P to gnu grep,...
Best way to handle list.index(might-not-exist) in python?
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How do RVM and rbenv actually work?
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Short explanation: rbenv works by hooking into your environment's PATH. The concept is simple, b...
'str' object does not support item assignment in Python
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In Python, strings are immutable, so you can't change their characters in-place.
You can, how...
PostgreSQL, checking date relative to “today”
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select * from mytable where mydate > now() - interval '1 year';
If you only care about th...
Remove redundant paths from $PATH variable
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How to generate random SHA1 hash to use as ID in node.js?
I am using this line to generate a sha1 id for node.js:
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How to perform case-insensitive sorting in JavaScript?
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