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Can someone explain __all__ in Python?
I have been using Python more and more, and I keep seeing the variable __all__ set in different __init__.py files. Can someone explain what this does?
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How to use clock() in C++
How do I call clock() in C++ ?
7 Answers
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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...
Is “argv[0] = name-of-executable” an accepted standard or just a common convention?
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Guesswork (even educated guesswork) is fun but you really need to go to the standards documents to be sure. For example, ISO C11 states (my emphasis):
If the value of argc is greater than zero, the string pointed to by argv[0] represents the program name; argv[0][0] shall b...
Environment variable to control java.io.tmpdir?
...s.
On Windows, OpenJDK's get_temp_directory() function makes a Win32 API call to GetTempPath(); this is how on Windows, Java reflects the value of the TMP environment variable.
On Linux and Solaris, the same get_temp_directory() functions return a static value of /tmp/.
I don't know if the actual...
How exactly does CMake work?
...g about what exactly what was going on behind the scenes when for such a small CMakeLists.txt file
3 Answers
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Human readable javascripts in chrome developer tools
... fregante
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answered Jun 11 '11 at 19:33
fgm2rfgm2r
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Allowed characters in Linux environment variable names
What characters are allowed in Linux environment variable names? My cursory search of man pages and the web did only produce information about how to work with variables, but not which names are allowed.
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Generating a PNG with matplotlib when DISPLAY is undefined
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Important note: .use needs to be called before pyplot is imported. So if you are, for instance, just trying to import pyplot, you need to import matplotlib first, call use, and than import pyplot.
– seaotternerd
Nov 8 '1...
Understand homebrew and keg-only dependencies
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edited Apr 19 '18 at 11:48
Bonifacio2
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answe...