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Is there a math nCr function in python? [duplicate]
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The following program calculates nCr in an efficient manner (compared to calculating factorials etc.)
import operator as op
from functools import reduce
def ncr(n, r):
r = min(r, n-r)
numer = reduce(op.mul, range(n, n-r, -1), 1)
denom = reduce(op.mul, range(1, r+1), 1)
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Is there a way to only install the mysql client (Linux)?
Are there are any Linux mysql command line tools that don't require the entire mysql db installation package to be installed?
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CSS selector based on element text? [duplicate]
...@DmitriiMalyshev Link to the description of the :empty selector: w3schools.com/cssref/sel_empty.asp
– sebisnow
Sep 17 '19 at 11:28
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CSS rule to apply only if element has BOTH classes [duplicate]
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Exactly so. You can see stackoverflow.com/questions/2554839/… for more info.
– esqew
Apr 26 '11 at 21:32
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How to get a random number between a float range?
...a random number in the range [a, b) or [a, b] depending on rounding github.com/python/cpython/blob/…
– Pavel
Jun 4 '19 at 8:47
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Delete terminal history in Linux [closed]
When you use the up key in a Linux terminal, you can use previous commands again. Great feature. However, I started logging mysql into mysql with the sensitive details in the command.
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How to return value from an asynchronous callback function? [duplicate]
...s soon as you use an async method to pass data the entire function chain becomes asynchronous.
– Sean Kinsey
Jul 27 '11 at 16:31
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Convert all strings in a list to int
...o point out that pylint discourages the use of map, so prepare to use list comprehensions anyway if you ever use that standard. :)
– ThorSummoner
Feb 12 '15 at 6:41
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How to check for file existence [duplicate]
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Pathname is very useful but it's not a complete replacement for File and FileTest. It's easy to extend it so that it does have the same tests though, and then its utility as a wrapper really shines.
– the Tin Man
Dec 15 '16 a...
Mock static methods from multiple class using PowerMock
... superclasses, which is not normally needed.
– www.Decompiler.com
Dec 13 '17 at 9:11
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