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Optional Parameters with C++ Macros

...ello, World!", 18, bold); return 0; } This makes it easier for the caller of the macro, but not the writer. share | improve this answer | follow | ...
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What does if __name__ == “__main__”: do?

...ngs: it sets a few special variables like __name__, and then it executes all of the code found in the file. Let's see how this works and how it relates to your question about the __name__ checks we always see in Python scripts. Code Sample Let's use a slightly different code sample to explore ho...
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Add a prefix to all Flask routes

...tant to the route at every definition. Is there a way to do this automatically? 10 Answers ...
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What is a None value?

...n't write the sticker "F", there was already an F sticker on the None, and all you did was move it, from None to "fork". So when you type F = None, you're "reset[ting] it to its original, empty state", if we decided to treat None as meaning empty state. I can see what he's getting at, but that's a...
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How to get a function name as a string?

In Python, how do I get a function name as a string, without calling the function? 12 Answers ...
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How to get number of entries in a Lua table?

...ual, any of 3, 5 and 9 are valid results for #t. According to the manual, calling # on non-sequences is undefined. That means that any result (-1, 3, 3.14, 5, 9) is valid. – cubuspl42 May 12 '14 at 20:08 ...
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Vertical (rotated) text in HTML table

... After having tried for over two hours, I can safely say that all the method mentioned so far don't work across browsers, or for IE even across browser versions... For example (top upvoted answer): filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=0.083); /* IE6,IE7 */ ...
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Find all packages installed with easy_install/pip?

Is there a way to find all Python PyPI packages that were installed with easy_install or pip? I mean, excluding everything that was/is installed with the distributions tools (in this case apt-get on Debian). ...
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What's the best way to send a signal to all members of a process group?

... And if you modify the format slightly and sort, you get to see all processes nicely grouped and beginning with (potentially) the group parent in each group: ps x -o "%r %p %y %x %c" | sort -nk1,2 – haridsv Dec 3 '12 at 12:18 ...
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Is there a list of screen resolutions for all Android based phones and tablets? [closed]

...p the extreme aspect ratios, that are rarely seen at phone size or larger, all the other devices fit a range from 1.3333 to 1.7778, which conveniently matches the current iPhone/iPad ratios (considering all devices in portrait mode). Note that there are quite a few variations within that range, so i...