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Fast way of counting non-zero bits in positive integer
...alf again as much time).
On the other hand, gmpy popcount() took about 1/20th of the time of bin(n).count("1"). So if you can install gmpy, use that.
To answer a question in the comments, for bytes I'd use a lookup table. You can generate it at runtime:
counts = bytes(bin(x).count("1") for x in r...
maven-dependency-plugin (goals “copy-dependencies”, “unpack”) is not supported by m2e
...rtifactId>lifecycle-mapping</artifactId>
<version>1.0.0</version>
<configuration>
<lifecycleMappingMetadata>
<pluginExecutions>
<!-- copy-dependency plugin -->
<pluginE...
base64 encoded images in email signatures
...e the image from inline data is:
<img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUA
AAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO
9TXL0Y4OHwAAAABJRU5ErkJggg==" alt="Red dot">
http://en.wikipedia.org/wiki/Data_URI_scheme
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Mac OSX Lion DNS lookup order [closed]
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10 Answers
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data.frame rows to a list
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edited Dec 3 '15 at 12:02
answered Jan 17 '13 at 0:45
fl...
What are “decorators” and how are they used?
...m
– Arthur Kovacs
Jan 29 '14 at 14:30
5
Do decorators actually ducktype all instances of a servic...
Checking if a key exists in a JavaScript object?
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edited Oct 10 '19 at 18:56
answered Jul 8 '09 at 15:51
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How to declare a global variable in JavaScript?
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edited Sep 9 '14 at 19:00
Servy
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answered...
case-insensitive list sorting, without lowercasing the result?
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202
In Python 3.3+ there is the str.casefold method that's specifically designed for caseless match...
Backbone.View “el” confusion
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Darryl Hein
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answered Apr 22 '11 at 15:46
LeRoyLeRoy
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