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How do I select elements of an array given condition?
Suppose I have a numpy array x = [5, 2, 3, 1, 4, 5] , y = ['f', 'o', 'o', 'b', 'a', 'r'] . I want to select the elements in y corresponding to elements in x that are greater than 1 and less than 5.
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JavaScript Nested function
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answered Sep 3 '11 at 20:28
zzzzBovzzzzBov
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How to store standard error in a variable
...d output.
ERROR=$( { ./useless.sh | sed s/Output/Useless/ > outfile; } 2>&1 )
Note that the semi-colon is needed (in classic shells - Bourne, Korn - for sure; probably in Bash too). The '{}' does I/O redirection over the enclosed commands. As written, it would capture errors from sed ...
Returning the product of a list
...tor import mul
reduce(mul, list, 1)
it is better and faster. With python 2.7.5
from operator import mul
import numpy as np
import numexpr as ne
# from functools import reduce # python3 compatibility
a = range(1, 101)
%timeit reduce(lambda x, y: x * y, a) # (1)
%timeit reduce(mul, a) ...
No EditorOptionDefinition Export Found Error
In Visual Studio 2013 I started getting the following error when trying to open C# files:
8 Answers
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How to reload page every 5 seconds?
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edited May 21 '18 at 0:54
Jens
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an...
Convert string to Python class object?
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120
Warning: eval() can be used to execute arbitrary Python code. You should never use eval() wi...
What is the benefit of zerofill in MySQL?
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257
When you select a column with type ZEROFILL it pads the displayed value of the field with zero...
OSX - How to auto Close Terminal window after the “exit” command executed.
...Sandy Chapman
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answered Jul 28 '13 at 16:38
DukeDuke
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