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What's the best way to send a signal to all members of a process group?
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308
You don't say if the tree you want to kill is a single process group. (This is often the case ...
Numpy first occurrence of value greater than existing value
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207
This is a little faster (and looks nicer)
np.argmax(aa>5)
Since argmax will stop at the f...
Version number comparison in Python
... cmp -like function which compares two version numbers and returns -1 , 0 , or 1 based on their compared valuses.
17 A...
What is the colon operator in Ruby?
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250
:foo is a symbol named "foo". Symbols have the distinct feature that any two symbols named the s...
How to add a border just on the top side of a UIView
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202
I consider subclassing UIView and overriding drawRect overkill here. Why not add an extension o...
Use ffmpeg to add text subtitles [closed]
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202
ffmpeg -i infile.mp4 -i infile.srt -c copy -c:s mov_text outfile.mp4
-vf subtitles=infile.srt...
Drop columns whose name contains a specific string from pandas DataFrame
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10 Answers
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Active
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How do I get Flask to run on port 80?
I have a Flask server running through port 5000, and it's fine. I can access it at http://example.com:5000
14 Answers
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Aligning text and image on UIButton with imageEdgeInsets and titleEdgeInsets
... already does so we simply need to adjust the spacing.
CGFloat spacing = 10; // the amount of spacing to appear between image and title
tabBtn.imageEdgeInsets = UIEdgeInsetsMake(0, 0, 0, spacing);
tabBtn.titleEdgeInsets = UIEdgeInsetsMake(0, spacing, 0, 0);
I also turned this into a category for ...
Can a Windows batch file determine its own file name?
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Yes.
Use the special %0 variable to get the path to the current file.
Write %~n0 to get just the filename without the extension.
Write %~n0%~x0 to get the filename and extension.
Also possible to write %~nx0 to get the filename and extension....