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Is it acceptable and safe to run pip install under sudo?
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I did sudo pip install not know damages of using it. How can I undo this command or blocking to run under sudo?
– Emre Değirmenci
Apr 6 at 12:08
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Format floats with standard json module
...e FLOAT_REPR so that EVERY representation of a float is under your control if you wish it to be; but unfortunately that's not how the json package was designed:-(.
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TypeError: 'NoneType' object is not iterable in Python
... return empty list at least. This exception never helped anyone in real life other than making us insert few ugly if data is not None: kind of handling.
– nehem
Sep 1 '17 at 6:59
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Write applications in C or C++ for Android? [closed]
...ts Java, but I'm sure there must be a way to get a C app on there, anyone knows of a way to accomplish this?
20 Answers
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Developing C# on Linux
I'd like to know if there are effective and open source tools to develop C# applications on Linux (Ubuntu). In particular, I have to develop Windows Forms applications.
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Cleanest way to get last item from Python iterator
... is precisely what None is for. Are you suggesting that some function-specific default value could even be correct? If the iterator doesn't actually iterate, then an out-of-band value is more meaningful than some misleading function-specific default.
– S.Lott
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How do I get jQuery to select elements with a . (period) in their ID?
...you query an element with ID Address and class State (granted that if you know the ID you aren't adding much by specifying the class, but it should still be valid, I'd think)?
– bdukes
Mar 25 '09 at 13:12
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How to remove the querystring and get only the url?
...nstead of rebuilding the url only to parse it again. would give another +1 if possible, for concision.
– ericsoco
Sep 30 '12 at 19:48
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How to get indices of a sorted array in Python
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If you are using numpy, you have the argsort() function available:
>>> import numpy
>>> numpy.argsort(myList)
array([0, 1, 2, 4, 3])
http://docs.scipy.org/doc/numpy/reference/generated/numpy.argsort.html
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Bash: Copy named files recursively, preserving folder structure
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Have you tried using the --parents option? I don't know if OS X supports that, but that works on Linux.
cp --parents src/prog.js images/icon.jpg /tmp/package
If that doesn't work on OS X, try
rsync -R src/prog.js images/icon.jpg /tmp/package
as aif suggested.
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