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Share Large, Read-Only Numpy Array Between Multiprocessing Processes

...od reference example. I don't need any kind of locks, since the array (actually a matrix) will be read-only. Now, due to its size, I'd like to avoid a copy. It sounds like the correct method is to create the only copy of the array as a sharedmem array, and then pass it to the Process objects...
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How do I fix the indentation of an entire file in Vi?

In Vim, what is the command to correct the indentation of all the lines? 16 Answers 16...
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Get __name__ of calling function's module in Python

Suppose myapp/foo.py contains: 3 Answers 3 ...
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UITextView that expands to text using auto layout

I have a view that is laid out completely using auto layout programmatically. I have a UITextView in the middle of the view with items above and below it. Everything works fine, but I want to be able to expand UITextView as text is added. This should push everything below it down as it expands. ...
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How do you create a random string that's suitable for a session ID in PostgreSQL?

... random() gets called length times (like in many of the other solutions). Is there a more efficient way to choose from 62 characters each time? How does this perform compared to md5()? – ma11hew28 Feb 1...
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Efficient string concatenation in C++

...ring and various workarounds to speed up concatenation. Are any of these really necessary? If so, what is the best way to concatenate strings in C++? ...
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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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minimum double value in C/C++

Is there a standard and/or portable way to represent the smallest negative value (e.g. to use negative infinity) in a C(++) program? ...
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Struct Constructor in C++?

...generated. But as general as the question is asked I don't think one can really infer too much about the concrete problem the OP is trying to solve... – sth Jul 14 '09 at 20:36 8 ...
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GCC dump preprocessor defines

...nstead of the normal output, generate a list of `#define' directives for all the macros defined during the execution of the preprocessor, including predefined macros. This gives you a way of finding out what is predefined in your version of the preprocessor. Assuming you have no file...