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How do you split a list into evenly sized chunks?
... 55, 56, 57, 58, 59],
[60, 61, 62, 63, 64, 65, 66, 67, 68, 69],
[70, 71, 72, 73, 74]]
If you're using Python 2, you should use xrange() instead of range():
def chunks(lst, n):
"""Yield successive n-sized chunks from lst."""
for i in xrange(0, len(lst), n):
yield lst[i:i + n]
...
Design patterns or best practices for shell scripts [closed]
...reilly.com/1/event/12/Shell%20Scripting%20Craftsmanship%20Presentation%201.pdf
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Flatten nested dictionaries, compressing keys
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ninjageckoninjagecko
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How to generate a random alpha-numeric string?
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According to RFC4122 using UUID's as tokens is a bad idea: Do not assume that UUIDs are hard to guess; they should not be used as securi...
Can I store the .git folder outside the files I want tracked?
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Tritium21
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answered Feb 2 '09 at 23:58
BombeBombe
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How to access pandas groupby dataframe by key
...p('foo')
Out[21]:
A B C
0 foo 1.624345 5
2 foo -0.528172 11
4 foo 0.865408 14
Note: This doesn't require creating an intermediary dictionary / copy of every subdataframe for every group, so will be much more memory-efficient that creating the naive dictionary with dict(ite...
Accessing Object Memory Address
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You could reimplement the default repr this way:
def __repr__(self):
return '<%s.%s obj...
Should try…catch go inside or outside a loop?
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Performance: as Jeffrey said in his reply, in Java it doesn't make much difference.
Generally,...
How can I use speech recognition without the annoying dialog in android phones
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Use the SpeechRecognizer interface. Your app needs to have the RECORD_AUDIO permission, and you...
Representational state transfer (REST) and Simple Object Access Protocol (SOAP)
...onger available, copies though can be found on the Wayback Machine or as a PDF at CiteSeerX.
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