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In Python, how do I split a string and keep the separators?
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@Laurence: Well, it's documented: docs.python.org/library/re.html#re.split: "Split string by the occurrences of pattern. If capturing parentheses are used in pattern, then the text of all groups in the pattern are also returned as part of the resulting list."
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Spinlock versus Semaphore
...ey're implemented
A semaphore will nowadays typically wrap sys_futex under Linux (optionally with a spinlock that exits after a few attempts).
A spinlock is typically implemented using atomic operations, and without using anything provided by the operating system. In the past, this meant using eithe...
SFTP in Python? (platform independent)
...s files to a hard-coded location with the password also hard-coded. I'm a python novice, but thanks to ftplib, it was easy:
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Comprehensive beginner's virtualenv tutorial? [closed]
...tualenv's user guide, actually show you how to use the environment on your Python script. You aren't setting up an environment just for the sake of setting up an environment. I found one tutorial that at least shows you the alternative.
– Forage
Aug 8 '15 at 15...
Creating folders inside a GitHub repository without using Git
...newly created GitHub repository without installing the Git setup for (Mac, Linux, and Windows). Is it possible to do so?
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Do spurious wakeups in Java actually happen?
... spurious wakeups has this tidbit:
The pthread_cond_wait() function in Linux is implemented using the futex system call. Each blocking system call on Linux returns abruptly with EINTR when the process receives a signal. ... pthread_cond_wait() can't restart the waiting because it may miss a real...
Substitute multiple whitespace with single whitespace in Python [duplicate]
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More lines than the others, and thus less "pythonic", but clearer.
– BuvinJ
Feb 11 '16 at 20:02
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In practice, what are the main uses for the new “yield from” syntax in Python 3.3?
...guage and preclude a whole bunch of new features from being implemented in Python 2.x.
What yield from does is it establishes a transparent bidirectional connection between the caller and the sub-generator:
The connection is "transparent" in the sense that it will propagate everything correctly t...
How do you extract a column from a multi-dimensional array?
...oes anybody know how to extract a column from a multi-dimensional array in Python?
20 Answers
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What is the best way to get all the divisors of a number?
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For those of us who don't understand Pythonese, what is this actually doing?
– Matthew Scharley
Oct 7 '08 at 13:24
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