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How to set an environment variable only for the duration of the script?
On Linux (Ubuntu 11.04) in bash, is it possible to temporarily set an environment variable that will only be different from the normal variable for the duration of the script? For example, in a shell script, making an app that saves to HOME portable by temporarily setting HOME to a folder in the pre...
How to clone a case class instance and change just one field in Scala?
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answered Aug 30 '11 at 20:32
NicolasNicolas
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Ruby Array find_first object?
...ethod if you wanted to return first value where block returns true
[1,2,3,11,34].detect(&:even?) #=> 2
OR
[1,2,3,11,34].detect{|i| i.even?} #=> 2
If you wanted to return all values where block returns true then use select
[1,2,3,11,34].select(&:even?) #=> [2, 34]
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Disable/turn off inherited CSS3 transitions
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transition: none;
}
JS Fiddle demo.
Tested with Chromium 12, Opera 11.x and Firefox 5 on Ubuntu 11.04.
The specific adaptation to Opera is the use of -o-transition: color 0 ease-in; which targets the same property as specified in the other transition rules, but sets the transition time to 0...
Regex: Specify “space or start of string” and “space or end of string”
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answered Jul 15 '11 at 21:32
Jacob EggersJacob Eggers
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form_for but to post to a different action
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answered Mar 16 '11 at 2:43
AustinAustin
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How to use greater than operator with date?
...acktick instead
SELECT * FROM `la_schedule` WHERE `start_date` > '2012-11-18';
SQLFiddle Demo
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Can't delete virtual device from Eclipse, android
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answered Nov 2 '11 at 10:40
UttamUttam
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grepping using the “|” alternative operator
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answered Jul 21 '11 at 12:21
Jeff FosterJeff Foster
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Design for Facebook authentication in an iOS app that also accesses a secured web service
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answered Jan 7 '11 at 13:40
Dan RayDan Ray
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