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Why does multiprocessing use only a single core after I import numpy?
... @Paddy From the linked documentation: They are only available on some Unix platforms.
– BlackJack
May 4 '17 at 17:34
2
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How to create a new java.io.File in memory?
...mple from their readme:
FileSystem fs = Jimfs.newFileSystem(Configuration.unix());
Path foo = fs.getPath("/foo");
Files.createDirectory(foo);
Path hello = foo.resolve("hello.txt"); // /foo/hello.txt
Files.write(hello, ImmutableList.of("hello world"), StandardCharsets.UTF_8);
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Copy all files with a certain extension from all subdirectories
Under unix, I want to copy all files with a certain extension (all excel files) from all subdirectories to another directory. I have the following command:
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Enable Vim Syntax Highlighting By Default
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Edit your $HOME/.vimrc (Unix/Linux/OSX) or $HOME/_vimrc (Windows) to include the following line:
syntax on
EDIT
If your syntax highlighting doesn't work when you start Vim, you probably don't have a
$HOME/.vimrc or $HOME/_vimrc (known collective...
What is the rationale for fread/fwrite taking size and count as arguments?
...
It's based on how fread is implemented.
The Single UNIX Specification says
For each object, size calls shall be
made to the fgetc() function and the
results stored, in the order read, in
an array of unsigned char exactly
overlaying the object.
fgetc also has thi...
Bash script to receive and repass quoted parameters
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Mercurial for Beginners: The Definitive Practical Guide
...e two syntax options available for file matching, glob and regexp. glob is unix-like filename expansion and regexp is regular expressions. You activate each by adding syntax: glob or syntax: regexp on a line by itself. All lines following that will use that syntax, until the next syntax marker. You ...
find -exec cmd {} + vs | xargs
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Learning Ruby on Rails
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I've used PCs, various flavors of Unix and Macs for my Ruby development, and went with Mac for my personal machine. I love Ubuntu, and consider it a great OS and development platform but there's a tiny bit more icing on the Mac's cake that my music and photog...
Understanding “randomness”
...long as it's semi-random itself. Lots of implementations I've seen use the UNIX epoch as the seed, which changes every second and is unique every time it changes.
– Matthew Scharley
Oct 18 '10 at 5:34
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