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Why, Fatal error: Class 'PHPUnit_Framework_TestCase' not found in …?
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13 Answers
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Can TCP and UDP sockets use the same port?
...CP and UDP. Many protocols already do this, for example DNS works on udp/53 and tcp/53.
Technically the port pools for each protocol are completely independent, but for higher level protocols that can use either TCP or UDP it's convention that they default to the same port number.
When writing yo...
twitter bootstrap autocomplete dropdown / combobox with Knockoutjs
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edited Oct 10 '17 at 7:53
Alex Polo
322 bronze badges
answered Oct 16 '12 at 12:31
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How can I make Vim's `J` and `gq` commands use one space after a period?
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3 Answers
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How to remove all rows in a numpy.ndarray that contain non-numeric values
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>>> a = np.array([[1,2,3], [4,5,np.nan], [7,8,9]])
array([[ 1., 2., 3.],
[ 4., 5., nan],
[ 7., 8., 9.]])
>>> a[~np.isnan(a).any(axis=1)]
array([[ 1., 2., 3.],
[ 7., 8., 9.]])
and reassign this to a...
How to get rid of the 'undeclared selector' warning
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edited Aug 21 '13 at 14:29
answered May 8 '12 at 23:50
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How do you see the entire command history in interactive Python?
...n even better answer.
– macetw
Sep 23 at 16:45
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Efficient way to remove keys with empty strings from a dict
...n 2.X
dict((k, v) for k, v in metadata.iteritems() if v)
Python 2.7 - 3.X
{k: v for k, v in metadata.items() if v is not None}
Note that all of your keys have values. It's just that some of those values are the empty string. There's no such thing as a key in a dict without a value; if it d...