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How can I read command line parameters from an R script?
... support commandArgs(). littler could be ported to Windows but lives right now only on OS X and Linux.
There are two add-on packages on CRAN -- getopt and optparse -- which were both written for command-line parsing.
Edit in Nov 2015: New alternatives have appeared and I wholeheartedly recommend ...
How to enable Bootstrap tooltip on disabled button?
... bootstrap3 angular app, after applying this style, the disabled button is now clickable
– Dimitri Kopriwa
Feb 11 '15 at 16:58
3
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How can I read a text file without locking it?
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As now I know, File.ReadAllText() fails with read-only mode.
– bohdan_trotsenko
Oct 17 '13 at 14:27
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How do I get PHP errors to display?
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So now that the errors get logged, where do they go? I went to /var/log/apache2 and it shows all the logs, but there is no information regarding the program I recently ran. I only get information about system restarts once every...
Why doesn't JavaScript have a last method? [closed]
... does not offer a last method to retrieve the last element of an array. I know the solution is simple (Ar[Ar.length-1] ), but, still, this is too frequently used.
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How do I show a marker in Maps launched by geo URI Intent?
...menting this URI i have problems setting the zoom. It seems to be obsolete now
– LuckyMalaka
Apr 22 '12 at 16:06
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What is the optimal algorithm for the game 2048?
...code with emscripten to javascript, and it works quite well in the browser now! Cool to watch, without the need to compile and everything... In Firefox, performance is quite good...
– reverse_engineer
Aug 23 '14 at 17:11
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Java: recommended solution for deep cloning/copying an instance
...d, and missed some desired functionality, but I think that should be fixed now.
– Bozho
Jan 28 '10 at 17:48
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Running karma after installation results in 'karma' is not recognized as an internal or external com
...ht find it useful to install karma-cli globally:
npm install -g karma-cli
Now, check that karma was installed by typing:
which karma //echo something like: /usr/local/bin/karma
and check that karma server is working (ctr+c to quit):
karma start
You can also check that karma was installed by goi...
Difference between two dates in MySQL
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SELECT TIMESTAMPDIFF(HOUR,NOW(),'2013-05-15 10:23:23')
calculates difference in hour.(for days--> you have to define day replacing hour
SELECT DATEDIFF('2012-2-2','2012-2-1')
SELECT TO_DAYS ('2012-2-2')-TO_DAYS('2012-2-1')
...