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Array initializing in Scala
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edited Jun 1 '11 at 12:09
answered Oct 7 '10 at 11:11
Va...
An efficient way to transpose a file in Bash
..." "a[i,j];
}
print str
}
}' file
output
$ more file
0 1 2
3 4 5
6 7 8
9 10 11
$ ./shell.sh
0 3 6 9
1 4 7 10
2 5 8 11
Performance against Perl solution by Jonathan on a 10000 lines file
$ head -5 file
1 0 1 2
2 3 4 5
3 6 7 8
4 9 10 11
1 0 1 2
$ wc -l < file
10000
$ ti...
Code Golf: Collatz Conjecture
Inspired by http://xkcd.com/710/ here is a code golf for it.
70 Answers
70
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Shading a kernel density plot between two points.
...x(which(dens$x < q95))
with(dens, polygon(x=c(x[c(x1,x1:x2,x2)]), y= c(0, y[x1:x2], 0), col="gray"))
Output (added by JDL)
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How can I brew link a specific version?
...ame package in /usr/local/Cellar/libfoo like /usr/local/Cellar/libfoo/1.0.1 , /usr/local/Cellar/libfoo/HEAD and /usr/local/Cellar/libfoo/mycopy
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How do I execute a command and get the output of the command within C++ using POSIX?
...ited Dec 5 '18 at 2:16
gregpaton08
31122 silver badges77 bronze badges
answered Jan 26 '09 at 6:12
waqaswaqas
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Is there anyway to exclude artifacts inherited from a parent POM?
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Ahmed Ashour
4,1291010 gold badges2828 silver badges4646 bronze badges
answered Apr 21 '10 at 15:28
Pascal ThiventPascal...
How to print a percentage value in python?
...supports a percentage floating point precision type:
>>> print "{0:.0%}".format(1./3)
33%
If you don't want integer division, you can import Python3's division from __future__:
>>> from __future__ import division
>>> 1 / 3
0.3333333333333333
# The above 33% example wo...
Checking images for similarity with OpenCV
...ue (maybe a percentage) that indicates how similar these images are? E.g. 100% would be returned if the same image was passed twice, 0% would be returned if the images were totally different.
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