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How to calculate a logistic sigmoid function in Python?
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And now you can test it by calling:
>>> sigmoid(0.458)
0.61253961344091512
Update: Note that the above was mainly intended as a straight one-to-one translation of the given expression into Python code. It is not tested or known to be a numerically sound implementation. If you know yo...
How can I define colors as variables in CSS?
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CSS supports this natively with CSS Variables.
Example CSS file
:root {
--main-color:#06c...
Open document with default OS application in Python, both in Windows and Mac OS
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What is the coolest thing you can do in
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How to create a fixed-size array of objects
...te an array of n many things — obviously you can just do let a = [ 1, 2, 3 ] to get an array of three Ints. It means simply that array size is not something that you can declare as type information.
If you want an array of nils, you'll first need an array of an optional type — [SKSpriteNode?], ...
Could someone explain the pros of deleting (or keeping) unused code?
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answered Mar 29 '13 at 9:02
suspectussuspectus
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CSS hexadecimal RGBA?
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The CSS Color Module Level 4 will probably support 4 and 8-digit hexadecimal RGBA notation!
Thr...
How do I copy an entire directory of files into an existing directory using Python?
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iliketocode
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answered Sep 20 '12 at 14:10
atzzatzz
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