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Using numpy to build an array of all combinations of two arrays
...implementation:
@pv's solution
In [113]:
%timeit cartesian(([1, 2, 3], [4, 5], [6, 7]))
10000 loops, best of 3: 135 µs per loop
In [114]:
cartesian(([1, 2, 3], [4, 5], [6, 7]))
Out[114]:
array([[1, 4, 6],
[1, 4, 7],
[1, 5, 6],
[1, 5, 7],
[2, 4, 6],
[2, 4, 7],...
What is the easiest way to push an element to the beginning of the array?
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answered May 22 '11 at 1:48
mu is too shortmu is too short
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NameError: global name 'xrange' is not defined in Python 3
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answered Jun 19 '13 at 13:14
Martijn Pieters♦Martijn Pieters
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How to limit depth for recursive file list?
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4 Answers
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How exactly does tail recursion work?
...lexey Frunze
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2
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What's the difference between lists enclosed by square brackets and parentheses in Python?
... = {}
>>> z[x] = 3
>>> z
{(1, 2): 3}
>>> z[y] = 4
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: unhashable type: 'list'
Note that, as many people have pointed out, you can add tuples together. For example:
>>>...
Boolean operators && and ||
...ron left Stack OverflowAaron left Stack Overflow
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Can I keep Nuget on the jQuery 1.9.x/1.x path (instead of upgrading to 2.x)?
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PHP Foreach Pass by Reference: Last Element Duplicating? (Bug?)
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animuson♦animuson
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Pass a data.frame column name to a function
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edited Apr 11 '16 at 21:42
joran
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answered...