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Rounding up to next power of 2
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v |= v >> 2;
v |= v >> 4;
v |= v >> 8;
v |= v >> 16;
v++;
The extension to other widths should be obvious.
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How to determine the version of the C++ standard used by the compiler?
.../*Define Microsoft Visual C++ .NET (32-bit) compiler */
#if (defined(_M_IX86) && defined(_MSC_VER) && (_MSC_VER >= 1300)
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#endif
/*Define Borland 5.0 C++ (16-bit) compiler */
#if defined(__BORLANDC__) && !defined(__WIN32__)
...
#endif
You probably will have...
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...al module in a framework that spawns multiple processes using the Python 2.6 multiprocessing module . Because it uses multiprocessing , there is module-level multiprocessing-aware log, LOG = multiprocessing.get_logger() . Per the docs , this logger has process-shared locks so that you don't garb...
How can you set class attributes from variable arguments (kwargs) in python
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edited May 21 '19 at 8:06
answered Nov 18 '11 at 18:39
fq...
Programmatically Request Access to Contacts
Since updating to iOS 6 I've noticed that my code to add a contact to iPhone's address book no longer works. I believe this is a permission related problem, since Apple now requires user permission before accessing contacts (fixing this issue).
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Timeout on a function call
...Define a timeout for your function
In [5]: signal.alarm(10)
Out[5]: 0
In [6]: try:
...: loop_forever()
...: except Exception, exc:
...: print(exc)
....:
sec
sec
sec
sec
sec
sec
sec
sec
Forever is over!
end of time
# Cancel the timer if the function returned before timeout
# (...
Traverse a list in reverse order in Python
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26 Answers
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How to download a file from a URL in C#?
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Bryan Legend
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answered Nov 21 '08 at 10:12
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JavaScript Regular Expression Email Validation [duplicate]
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answered Jun 2 '09 at 16:45
JamesJames
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Proper way to return JSON using node or Express
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640
That response is a string too, if you want to send the response prettified, for some awkward r...