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How to round up to the nearest 10 (or 100 or X)?
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11 Answers
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“where 1=1” statem>me m>nt [duplicate]
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10 Answers
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How do I check to see if a value is an integer in MySQL?
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11 Answers
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How to count the frequency of the elem>me m>nts in an unordered list?
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Index all *except* one item in python
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For a list, you could use a list comp. For example, to make b a copy of a without the 3rd ele...
Fastest way to iterate over all the chars in a String
...e now Java will store strings as byte[] by default.
SECOND UPDATE: As of 2016-10-25, on my AMDx64 8core and source 1.8, there is no difference between using 'charAt' and field access. It appears that the jvm is sufficiently optimized to inline and streamline any 'string.charAt(n)' calls.
THIRD UPDAT...
How to initialize an array in one step using Ruby?
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You can use an array literal:
array = [ '1', '2', '3' ]
You can also use a range:
array = ...
Convert Elixir string to integer or float
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Check Integer.parse/1 and Float.parse/1.
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Suppress Scientific Notation in Numpy When Creating Array From Nested List
...suppress=True), for details see here:
http://pythonquirks.blogspot.fr/2009/10/controlling-printing-in-numpy.html
For SciPy.org numpy docum>me m>ntation, which includes all function param>me m>ters (suppress isn't detailed in the above link), see here: https://docs.scipy.org/doc/numpy/reference/generated/nump...
“Cloning” row or column vectors
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Here's an elegant, Pythonic way to do it:
>>> array([[1,2,3],]*3)
array([[1, 2, 3],
[1, 2, 3],
[1, 2, 3]])
>>> array([[1,2,3],]*3).transpose()
array([[1, 1, 1],
[2, 2, 2],
[3, 3, 3]])
the problem with [16] seems to be that the transpose ha...