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How can I select random files from a directory in bash?
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If you have Python installed (works with either Python 2 or Python 3):
To select one file (or line from an arbitrary command), use
ls -1 | python -c "import sys; import random; print(random.choice(sys.stdin.readlines()).rstrip())"
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Applicatives compose, monads don't
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Composing monads, http://web.cecs.pdx.edu/~mpj/pubs/RR-1004.pdf
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How to modify list entries during for loop?
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Why does Python only make a copy of the individual element in the syntax for i in a though? This is very counterintuitive, seemingly different from other languages and has resulted in errors in my code that I had to debug for a long p...
foreach with index [duplicate]
Is there a C# equivalent of Python's enumerate() and Ruby's each_with_index ?
10 Answers
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binning data in python with scipy/numpy
...dd, and also to answer the question find mean bin values using histogram2d python that the scipy also have a function specially designed to compute a bidimensional binned statistic for one or more sets of data
import numpy as np
from scipy.stats import binned_statistic_2d
x = np.random.rand(100)
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How to search and replace text in a file?
How do I search and replace text in a file using Python 3?
15 Answers
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Command line CSV viewer? [closed]
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Csvkit is platform independent because it is written in Python.
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Print list without brackets in a single row
I have a list in Python
e.g.
12 Answers
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Difference between del, remove and pop on lists
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I thought del was a python 2 syntax holdover like print, but it still works in python 3.
– jxramos
Sep 1 '17 at 20:12
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Effects of the extern keyword on C functions
...99 draft is available here: <open-std.org/JTC1/SC22/WG14/www/docs/n1256.pdf>. The actual standard is not free though (the draft is good enough for most purposes).
– dirkgently
May 13 '09 at 9:36
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