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Difference between “git checkout ” and “git checkout -- ”
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answered Jul 3 '11 at 4:51
zwolzwol
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Count the occurrences of DISTINCT values
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AmberAmber
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2
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Sorting data based on second column of a file
... numerical value
For example:
$ cat ages.txt
Bob 12
Jane 48
Mark 3
Tashi 54
$ sort -k2 -n ages.txt
Mark 3
Bob 12
Jane 48
Tashi 54
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Entity Framework Join 3 Tables
...nJuraszek
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What does 'require: false' in Gemfile mean?
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Hide all but $(this) via :not in jQuery selector
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answered Aug 25 '09 at 13:37
Alex GyoshevAlex Gyoshev
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What is resource-ref in web.xml used for?
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156
You can always refer to resources in your application directly by their JNDI name as configured...
Scala: Nil vs List()
...rintln (Nil equals List())
true
scala> System.identityHashCode(Nil)
374527572
scala> System.identityHashCode(List())
374527572
Nil is more idiomatic and can be preferred in most cases.
Questions?
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Renaming a branch while on pull request
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r3m0t
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answered Nov 16 '13 at 3:50
arbyleearbylee
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Using :before CSS pseudo element to add image to modal
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175
http://caniuse.com/#search=:after
:after and :before with content are okay to use as they're su...