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Easy way to test a URL for 404 in PHP?
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edited Jan 3 '09 at 1:25
answered Jan 3 '09 at 0:56
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How to read environment variables in Scala
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237
Since Scala 2.9 you can use sys.env for the same effect:
scala> sys.env("HOME")
res0: Strin...
Send POST Request with Data Specified in File via Curl
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378
You're looking for the --data-binary argument:
curl -i -X POST host:port/post-file \
-H "Co...
Remove duplicated rows using dplyr
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139
Note: dplyr now contains the distinct function for this purpose.
Original answer below:
lib...
Reading a delimited string into an array in Bash
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339
In order to convert a string into an array, please use
arr=($line)
or
read -a arr <<...
How to find a hash key containing a matching value
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answered Sep 25 '10 at 13:43
Daniel VandersluisDaniel Vandersluis
79.6k1717 gold badges153153 silver badges149149 bronze badges
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Rails nested form with has_many :through, how to edit attributes of join model?
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3 Answers
3
Active
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What does static_assert do, and what would you use it for?
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83
Off the top of my head...
#include "SomeLibrary.h"
static_assert(SomeLibrary::Version > 2, ...
Add single element to array in numpy
... khaverim
2,60155 gold badges2727 silver badges3939 bronze badges
answered Sep 7 '11 at 11:21
steabertsteabert
5,24922 gold b...