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Capture keyboardinterrupt in Python without try-except
... issues with the signal module -- shouldn't affect this poster, but "On Windows, signal() can only be called with SIGABRT, SIGFPE, SIGILL, SIGINT, SIGSEGV, or SIGTERM. A ValueError will be raised in any other case."
– bgporter
Nov 17 '10 at 14:39
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What characters do I need to escape in XML documents?
What characters must be escaped in XML documents, or where could I find such a list?
9 Answers
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List files ONLY in the current directory
...Python, I only want to list all the files in the current directory ONLY. I do not want files listed from any sub directory or parent.
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Regular expression to match a line that doesn't contain a word
... other tools (e.g. grep -v ). However, is it possible to match lines that do not contain a specific word, e.g. hede , using a regular expression?
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What new capabilities do user-defined literals add to C++?
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You could do the same thing by giving std::bitset a proper constexpr constructor.
– Nicol Bolas
Mar 9 '13 at 3:32
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How do I adjust the anchor point of a CALayer, when Auto Layout is being used?
... a view transform is applied.]
Autolayout vs. View Transforms
Autolayout does not play at all well with view transforms. The reason, as far as I can discern, is that you're not supposed to mess with the frame of a view that has a transform (other than the default identity transform) - but that is ...
How to convert a boolean array to an int array
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Numpy arrays have an astype method. Just do y.astype(int).
Note that it might not even be necessary to do this, depending on what you're using the array for. Bool will be autopromoted to int in many cases, so you can add it to int arrays without having to explicit...
What do single quotes do in C++ when used on multiple characters?
... Is the length of such a multi-byte character constrained to 4 bytes? I.e. does it represent an int written out as characters?
– Giorgio
Sep 18 '11 at 8:47
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How to pass prepareForSegue: an object
...= [segue destinationViewController];
// Get button tag number (or do whatever you need to do here, based on your object
NSInteger tagIndex = [(UIButton *)sender tag];
// Pass the information to your destination view
[vc setSelectedButton:tagIndex];
}
}
EDIT: ...
Adding a directory to $LOAD_PATH (Ruby)
...urrently being executed to the $LOAD_PATH (or $:). I see the advantages of doing this in case you're not working with a gem. One seems more verbose than the other, obviously, but is there a reason to go with one over the other?
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