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Who is listening on a given TCP port on Mac OS X?
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2159
On macOS High Sierra and later, use this command:
lsof -nP -iTCP:$PORT | grep LISTEN
or to...
How to delete shared preferences data from App in Android
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24 Answers
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How do I daemonize an arbitrary script in unix?
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12 Answers
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CSV file written with Python has blank lines between each row
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In Python 2, open outfile with mode 'wb' instead of 'w'. The csv.writer writes \r\n into the file directly. If you don't open the file in binary mode, it will write \r\r\n because on Windows text mode will translate each \n into \r\n...
Changing UIImage color
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265
Since iOS 7, this is the most simple way of doing it.
Objective-C:
theImageView.image = [the...
How to throw a C++ exception
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edited Oct 26 '17 at 8:18
milleniumbug
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Is there a “do … until” in Python? [duplicate]
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265
There is no do-while loop in Python.
This is a similar construct, taken from the link above.
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Hide files with certain extension in Sublime Text Editor?
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2 Answers
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How to determine whether a Pandas Column contains a particular value
...ther the value is in the index:
In [11]: s = pd.Series(list('abc'))
In [12]: s
Out[12]:
0 a
1 b
2 c
dtype: object
In [13]: 1 in s
Out[13]: True
In [14]: 'a' in s
Out[14]: False
One option is to see if it's in unique values:
In [21]: s.unique()
Out[21]: array(['a', 'b', 'c'], dtype=o...