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converting a base 64 string to an image and saving it
... any idea ?
– katmanco
Mar 1 '15 at 16:43
55
Yes this is a black pixel: R0lGODlhAQABAIAAAAAAAAAAA...
Efficient Algorithm for Bit Reversal (from MSB->LSB to LSB->MSB) in C
...) >> 8) | ((x & 0x00ff00ff) << 8));
return((x >> 16) | (x << 16));
}
From the famous Bit Twiddling Hacks page:
Fastest (lookup table):
static const unsigned char BitReverseTable256[] =
{
0x00, 0x80, 0x40, 0xC0, 0x20, 0xA0, 0x60, 0xE0, 0x10, 0x90, 0x50, 0xD0, 0...
Equivalent VB keyword for 'break'
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edited Feb 7 '16 at 17:46
Markus Safar
5,60155 gold badges2323 silver badges4040 bronze badges
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How do I download a file over HTTP using Python?
... to read all blocks!
– Avia
Oct 10 '16 at 22:47
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show 1 more comment
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Ruby: Easiest Way to Filter Hash Keys?
... idiomatic.
– Joe Atzberger
Aug 20 '16 at 1:23
The #slice way works for me on 2.5.3 even without activesupport.
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How to find available versions for a bower dependency
...a substring.
– Yiling
Aug 29 '15 at 16:15
1
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Is there a good way to attach JavaScript objects to HTML elements?
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Phil.WheelerPhil.Wheeler
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Declaring a default constraint when creating a table
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edited Aug 16 '15 at 13:10
community wiki
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No secret option provided to Rack::Session::Cookie warning?
...ay fix your problem.
– Henrik N
Apr 16 '13 at 11:49
Yeah, for some reason I got stuck thinking in decimal notation whe...
How to perform element-wise multiplication of two lists?
...tter choice.
– yak
Apr 22 '12 at 21:16
23
You can also use map(lambda x,y:x*y,lista,listb).
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