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How to extract numbers from a string in Python?
...to extract only positive integers, try the following:
>>> str = "h3110 23 cat 444.4 rabbit 11 2 dog"
>>> [int(s) for s in str.split() if s.isdigit()]
[23, 11, 2]
I would argue that this is better than the regex example because you don't need another module and it's more readable b...
What's the point of 'meta viewport user-scalable=no' in the Google Maps API
I'm using the Google Maps JavaScript API V3 and the official examples always have you include this meta tag:
4 Answers
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How to change border color of textarea on :focus
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answered Apr 22 '13 at 21:03
adriftadrift
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How to find where a method is defined at runtime?
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edited Jul 16 '18 at 3:34
XtraSimplicity
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ans...
Detect if a NumPy array contains at least one non-numeric value?
...ing and will work regardless of shape.
numpy.isnan(myarray).any()
Edit: 30x faster:
import timeit
s = 'import numpy;a = numpy.arange(10000.).reshape((100,100));a[10,10]=numpy.nan'
ms = [
'numpy.isnan(a).any()',
'any(numpy.isnan(x) for x in a.flatten())']
for m in ms:
print " %.2f s"...
Bash empty array expansion with `set -u`
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answered May 1 at 22:43
dimo414dimo414
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Increment a value in Postgres
...able 'totals' had 2 columns, 'name' and 'total', and Bill had a total of 203, what would be the SQL statement I'd use in order to move Bill's total to 204?
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Explicit specialization in non-namespace scope [duplicate]
...in this case - explicit specializations have to be at namespace scope. C++03, §14.7.3/2:
An explicit specialization shall be declared in the namespace of which the template is a member, or, for member templates, in the namespace of which the enclosing class or enclosing class template is a memb...
Best way to clear a PHP array's values
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13 Answers
13
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How can I delete Docker's images?
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Sunny
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answered Mar 30 '15 at 22:15
user1378912user1378912
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