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Open document with default OS application in Python, both in Windows and Mac OS
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except OSError, e:
print >>sys.stderr, "Execution failed:", e
Now, what are the advantages of using subprocess?
Security: In theory, this is more secure, but in fact we're needing to execute a command line one way or the other; in either environment, we need the environment and servic...
Using R to list all files with a specified extension
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Hmm should have added that the \` escape the .` now. So one does wonder why this got downvoted?
– Gavin Simpson
Mar 23 '12 at 11:55
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Renaming or copying files and folder using NERDTree on Vim. Is it possible?
...rm, and it need to confirm twice. I just want it no prompt at all. Do you know how to do it?
– mko
Apr 12 '13 at 1:28
1
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Circle-Rectangle collision detection (intersection)
...our times. The image shows the area in which the center of the circle must now lie. Note that only the single quadrant is shown. The rectangle is the grey area, and the red border outlines the critical area which is exactly one radius away from the edges of the rectangle. The center of the circle ha...
What's the equivalent for eclipse's ALT+UP/DOWN (move line) in Visual Studio?
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This is now working out of the box with Visual Studio 2013, same way as in Eclipse.
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How to find the length of a string in R
... a string (number of characters in a string) without splitting it in R? I know how to find the length of a list but not of a string.
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Why {} + {} is NaN only on the client side? Why not in Node.js?
...tion' && /^[\r\n\s]*function/.test(evalCmd) || e) {
// Now as statement without parens.
self.eval(evalCmd, self.context, 'repl', finish);
}
else {
finish(null, ret);
}
}
);
This acts just like running ({}+{}) in the Chrome dev...
how to generate migration to make references polymorphic
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As far as I know, there's no built-in generator for polymorphic associations. Generate a blank migration and then modify it by hand according to your needs.
Update:
You'll need to specify which table you're changing. According to this S...
SQLite Reset Primary Key Field
...ely perturb the AUTOINCREMENT
key generation algorithm. Make sure
you know what you are doing before you
undertake such changes.
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What is this date format? 2011-08-12T20:17:46.384Z
... separate the date from the time, and the Z means "zero hour offset" also known as "Zulu time" (UTC). If your strings always have a "Z" you can use:
SimpleDateFormat format = new SimpleDateFormat(
"yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", Locale.US);
format.setTimeZone(TimeZone.getTimeZone("UTC"));
Or ...