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Proper way to use **kwargs in Python

...*kwargs): ...etc... this is not true. In the latter case, f can be called as f(23, 42), while the former case accepts named arguments only -- no positional calls. Often you want to allow the caller maximum flexibility and therefore the second form, as most answers assert, is preferable: but ...
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String literals and escape characters in postgresql

...e as 'testing\\x20double-slash', so only single-slash approach works for E'string' style literals – Alexander Aug 14 '12 at 14:02 ...
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How to obtain the number of CPUs/cores in Linux from the command line?

... Note that both of these will end up counting twice as many cores as actually exist if you're on a system with hyperthreading (e.g, P4, or Core i7). – duskwuff -inactive- Jun 26 '11 at 0:04 ...
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Rename multiple files in a directory in Python [duplicate]

...e script itself. Instead of using . as the dir, you could make a variable called dir and use that, then prepend dir to the filename. – styfle May 18 '11 at 5:53 18 ...
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Is errno thread-safe?

...t errno; so my question is, is it safe to check errno value after some calls or use perror() in multi-threaded code. Is this a thread safe variable? If not, then whats the alternative ? ...
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NVIDIA vs AMD: GPGPU performance

...eds to be vectorized. Given that GPGPUing ones code is hard enough, that extra architectural complexity is enough to make or break some projects. And the result of all of this is that the NVIDIA user community continues to grow. Of the three or four groups I know thinking of building GPU clusters...
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Explain “claims-based authentication” to a 5-year-old

... Excellent analogy! I wish I could give extra points for the "cut you in half and count the rings" method of determining a person's age. I'll have to try that. :-) – Keith Robertson Feb 6 '14 at 15:05 ...
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How can I maximize a split window?

... a reputable source, I'm going to hold that as your personal preference, really. I'm usually not using them, but I've recently found I'm using them for thigns like this (maximizing a sidebuffer temporarily; doing power stuff like having multiple disjoint side-by-side diffs in a single vim session). ...
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Is there a benefit to defining a class inside another class in Python?

What I'm talking about here are nested classes. Essentially, I have two classes that I'm modeling. A DownloadManager class and a DownloadThread class. The obvious OOP concept here is composition. However, composition doesn't necessarily mean nesting, right? ...
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Stop all active ajax requests in jQuery

I have a problem, when submitting a form all active ajax request fail, and that triggers error event. 16 Answers ...