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Better way to shuffle two numpy arrays in unison
...s:
a = numpy.array([[[ 0., 1., 2.],
[ 3., 4., 5.]],
[[ 6., 7., 8.],
[ 9., 10., 11.]],
[[ 12., 13., 14.],
[ 15., 16., 17.]]])
b = numpy.array([[ 0., 1.],
[ 2., 3.],
...
The modulo operation on negative numbers in Python
...ame sign as the denominator (divisor). Your expression yields 3 because
(-5) / 4 = -1.25 --> floor(-1.25) = -2
(-5) % 4 = (-2 × 4 + 3) % 4 = 3.
It is chosen over the C behavior because a nonnegative result is often more useful. An example is to compute week days. If today is Tuesday (day #2),...
Cross cutting concern example
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edited Dec 13 '15 at 3:19
answered Sep 11 '14 at 5:26
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Why am I merging “remote-tracking branch 'origin/develop' into develop”?
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answered Jun 20 '11 at 4:55
Richard HansenRichard Hansen
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Java8: Why is it forbidden to define a default method for a method from java.lang.Object
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How to check if a float value is a whole number
...is_integer() method:
>>> (1.0).is_integer()
True
>>> (1.555).is_integer()
False
The method was added to the float type in Python 2.6.
Take into account that in Python 2, 1/3 is 0 (floor division for integer operands!), and that floating point arithmetic can be imprecise (a floa...
Foreign Key to non-primary key
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Ian PrestonIan Preston
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How to make CSS width to fill parent?
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Caerulius
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answered Feb 9 '10 at 20:54
prodigitalsonprodigitalson
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What is the “double tilde” (~~) operator in JavaScript? [duplicate]
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ghoppeghoppe
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Is it safe to ignore the possibility of SHA collisions in practice?
... we have a billion unique images, one megabyte each.
We calculate the SHA-256 hash for the contents of each file.
The possibility of collision depends on:
...