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LakhanLakhan
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Get program execution time in the shell
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edited Oct 30 '16 at 3:52
mklement0
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Error on pod install
...ourrepo.git
– rmooney
Jan 31 '14 at 16:10
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@AriBraginsky Kyle Fuller is answering questions like...
Get the first item from an iterable that matches a condition
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Nico Schlömer
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How can I check if an argument is defined when starting/calling a batch file?
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edited Nov 5 '17 at 16:46
zvava
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Android Spinner: Get the selected item change event
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Can't install PIL after Mac OS X 10.9
...r."
– Matt Feifarek
Dec 11 '13 at 9:16
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I encountered an error Downloading/unpacking pil Cou...
Most tricky/useful commands for gdb debugger [closed]
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edited May 1 '13 at 16:43
community wiki
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momentJS date string add 5 days
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UPDATED: January 19, 2016
As of moment 2.8.4 - use .add(5, 'd') (or .add(5, 'days')) instead of .add('d', 5)
var new_date = moment(startdate, "DD-MM-YYYY").add(5, 'days');
Thanks @Bala for the information.
UPDATED: March 21, 2014
This is what...
Should I use a data.frame or a matrix?
...y efficient:
m = matrix(1:4, 2, 2)
d = as.data.frame(m)
object.size(m)
# 216 bytes
object.size(d)
# 792 bytes
Matrices are a necessity if you plan to do any linear algebra-type of operations.
Data frames are more convenient if you frequently refer to its columns by name (via the compact $ operat...