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How to split a delimited string into an array in awk?
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Have you tried:
echo "12|23|11" | awk '{split($0,a,"|"); print a[3],a[2],a[1]}'
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What is “stdafx.h” used for in Visual Studio?
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839
All C++ compilers have one serious performance problem to deal with. Compiling C++ code is a lo...
Why is there no xrange function in Python3?
Recently I started using Python3 and it's lack of xrange hurts.
6 Answers
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pandas DataFrame: replace nan values with average of columns
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You can simply use DataFrame.fillna to fill the nan's directly:
In [27]: df
Out[27]:
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Inherit docstrings in Python class inheritance
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You're not the only one! There was a discussion on comp.lang.python about this a while ago, and...
Is 161803398 A 'Special' Number? Inside of Math.Random()
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No, but it's based on Phi (the "golden ratio").
161803398 = 1.61803398 * 10^8 ≈ φ * 10^8
More about the golden ratio here.
And a really good read for the casual mathematician here.
And I found a research paper on random number generators that agrees with this assertion. ...
Change default timeout for mocha
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By default Mocha will read a file named test/mocha.opts that can contain command line argument...
How to configure slf4j-simple
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edited Dec 22 '13 at 7:13
answered Jan 27 '13 at 6:51
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How to install latest version of git on CentOS 7.x/6.x
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You can use WANDisco's CentOS repository to install Git 2.x: for CentOS 6, for CentOS 7
Inst...
How to pull request a wiki page on GitHub?
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GitHub doesn't support pull requests for the wiki repository, only the main repository (this is ...