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How to compute the sum and average of elements in an array?
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136
var sum = 0;
for( var i = 0; i < elmt.length; i++ ){
sum += parseInt( elmt[i], 10 ); //...
Detect Retina Display
...OOL with it on app start and use that in the app.
– n13
May 20 '12 at 14:22
I prefer to check the version using [UIDev...
Run an OLS regression with Pandas Data Frame
... F-statistic: 1.375
Date: Thu, 14 Nov 2013 Prob (F-statistic): 0.421
Time: 20:04:30 Log-Likelihood: -18.178
No. Observations: 5 AIC: 42.36
Df Residuals: ...
How can I select random files from a directory in bash?
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answered Sep 4 '13 at 14:59
Nordic MainframeNordic Mainframe
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Does Python support short-circuiting?
...artelli
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How to enable external request in IIS Express?
...ny hostname?
– Colonel Panic
Apr 3 '13 at 13:24
33
Just for the record, in case you have Windows ...
Changing every value in a hash in Ruby
... block value.
– Phrogz
Sep 1 '11 at 13:39
1
I think you mean my_hash.inject(my_hash){ |h,(k,str)|...
Save modifications in place with awk
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In GNU Awk 4.1.0 (released 2013) and later, it has the option of "inplace" file editing:
[...] The "inplace" extension, built using the new facility, can be used to simulate the GNU "sed -i" feature. [...]
Example usage:
$ gawk -i inplace '{ gsub(/foo/...
What is the best way to compute trending topics or tags?
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edited Jul 13 '11 at 16:42
community wiki
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Sort array by firstname (alphabetically) in Javascript
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Suppose you have an array users. You may use users.sort and pass a function that takes two arg...