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What are the differences between the threading and multiprocessing modules?
...o run a huge number of processes or to create and destroy them frequently, etc. But the GIL weighs heavily on the balance toward processes, in a way that isn't true for, say, C or Java. So, you will find yourself using multiprocessing a lot more often in Python than you would in C or Java.
Meanwh...
Counting array elements in Python [duplicate]
... implementing one of the standard interfaces in Python (container, number, etc). Special methods are used via syntactic sugar (object creation, container indexing and slicing, attribute access, built-in functions, etc.).
Using obj.__len__() wouldn't be the correct way of using the special method, ...
How to add a custom loglevel to Python's logging facility
...on 2.7, this is what all the standard log functions do (.critical, .debug, etc.).
I apparently can't post replies to others' answers for lack of reputation... hopefully Eric will update his post if he sees this. =)
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How can I find the version of the Fedora I use?
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cat /etc/issue
Or cat /etc/fedora-release as suggested by @Bruce ONeel
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Dynamically set local variable [duplicate]
...is foolishness in Python 3, and other implementations (Jython, IronPython, etc.) may not support it either.
This is a bad idea, though. How will you access the variables if you don't know their name? By locals()[xxx] probably. So why not just use your own dictionary rather than polluting locals() (...
What's the difference between echo, print, and print_r in PHP?
...ngs are not quoted, type information is omitted, array sizes aren't given, etc.
var_dump is usually more useful than print_r when debugging, in my experience. It's particularly useful when you don't know exactly what values/types you have in your variables. Consider this test program:
$values = ar...
Windows threading: _beginthread vs _beginthreadex vs CreateThread C++
...o perform it's own thread initialization (setting up thread local storage, etc.).
In practice, this means that CreateThread() should pretty much never be used directly by your code.
The MSDN documents for _beginthread()/_beginthreadex() have quite a bit of detail on the differences - one of the mo...
Learning Python from Ruby; Differences and Similarities
...you want to allocate some resource (open a file, obtain a database cursor, etc), perform some arbitrary operation on it, and then close it in a safe manner even if an exception occurs.
In Ruby, because blocks are so easy to use (see #9), you would typically code this pattern as a method that takes ...
nginx showing blank PHP pages
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This (and, of course, /etc/init.d/nginx restart) also fixed it for me on Debian Testing after an nginx upgrade on 10 September 2014.
– severin
Sep 10 '14 at 15:46
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Python, remove all non-alphabet chars from string
...apostrophe might be okay in your input...)
regex = re.compile('[,\.!?]') #etc.
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