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Why did my Git repo enter a detached HEAD state?
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I reproduced this just now by accident:
lists the remote branches
git branch -r
origi...
Why doesn't String switch statement support a null case?
... Paul BelloraPaul Bellora
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How to format time since xxx e.g. “4 minutes ago” similar to Stack Exchange sites
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Might be an overkill in this case, but if the opportunity shows moment.js is just awesome!
Mo...
How to efficiently build a tree from a flat structure?
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Store IDs of the objects in a hash table mapping to the specific object. Enumerate through all...
Setting the correct encoding when piping stdout in Python
... answered Jan 29 '09 at 18:03
nosklonosklo
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What is the most effective way for float and double comparison?
What would be the most efficient way to compare two double or two float values?
31 Answers
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Allowed characters in Linux environment variable names
...ames shall not contain
the character '='. For values to be
portable across systems conforming to
IEEE Std 1003.1-2001, the value shall
be composed of characters from the
portable character set (except NUL
and as indicated below).
So names may contain any character except = and NUL, but...
Quickly create a large file on a Linux system
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dd from the other answers is a good solution, but it is slow for this purpose. In Linux (and other POSIX systems), we have fallocate, which uses the desired space without having to actually writing to it, works with most modern disk based file systems, very fast:
For example:
fallocate -l 10G gen...
When is a CDATA section necessary within a script tag?
...answered Sep 20 '09 at 9:05
user123444555621user123444555621
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Keyboard Interrupts with python's multiprocessing Pool
...ever returns, so the interrupt never happens. KeyboardInterrupt should almost certainly interrupt a condition wait.
Note that this doesn't happen if a timeout is specified; cond.wait(1) will receive the interrupt immediately. So, a workaround is to specify a timeout. To do that, replace
res...