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Inline labels in Matplotlib
...in range(Nlines):
pop[l] = ndimage.gaussian_filter(pop[l], sigma=N/5)
for l in range(Nlines):
# positive weights for current line, negative weight for others....
w = -0.3 * np.ones(Nlines, dtype=np.float)
w[l] = 0.5
# calculate a field
p...
Fast permutation -> number -> permutation mapping algorithms
I have n elements. For the sake of an example, let's say, 7 elements, 1234567. I know there are 7! = 5040 permutations possible of these 7 elements.
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How do write IF ELSE statement in a MySQL query
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Find the max of two or more columns with pandas
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185
You can get the maximum like this:
>>> import pandas as pd
>>> df = pd.DataFr...
RuntimeWarning: invalid value encountered in divide
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157
I think your code is trying to "divide by zero" or "divide by NaN". If you are aware of that an...
How can I do DNS lookups in Python, including referring to /etc/hosts?
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edited Mar 7 '19 at 22:59
Justin M. Keyes
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Interpolating a string into a regex
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answered Sep 29 '08 at 18:53
Jonathan LonowskiJonathan Lonowski
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Why does (1 in [1,0] == True) evaluate to False?
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195
Python actually applies comparison operator chaining here. The expression is translated to
(1 ...
Why does 0.ToString(“#.##”) return an empty string instead of 0.00 or at least 0?
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How do I find out if first character of a string is a number?
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