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What are the Ruby Gotchas a newbie should be warned about? [closed]
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"joe" === "bob" # false
# but ranges match any value they include
(1..10) === 5 # true
(1..10) === 19 # false
(1..10) === (1..10) # false (the range does not include itself)
# arrays just match equal arrays, but they do not match included values!
[1,2,3] === [1,2,3] # true
[1,2,3...
How do I check if a string contains another string in Objective-C?
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answered May 2 '10 at 16:20
Dave DeLongDave DeLong
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How to check whether a Storage item is set?
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edited May 23 '17 at 12:10
Community♦
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answered Jul 16 '10 at 7:06
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How do I use the ternary operator ( ? : ) in PHP as a shorthand for “if / else”?
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answered Jul 6 '17 at 10:42
Rabin Lama DongRabin Lama Dong
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How to generate random number in Bash?
... shell arithmetic. For instance, to generate a random number between 1 and 10 (inclusive):
$ echo $((1 + RANDOM % 10))
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The actual generator is in variables.c, the function brand(). Older versions were a simple linear generator. Version 4.0 of bash uses a generator with a citation to a 1985 pape...
typeof for RegExp
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answered Dec 2 '10 at 20:08
CleitonCleiton
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How to implement if-else statement in XSLT?
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c32hedge
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answered Nov 29 '12 at 9:23
InfantPro'Aravind'InfantPro'Aravind'...
Behaviour for significant change location API when terminated/suspended?
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answered Aug 14 '10 at 14:18
RedBlueThingRedBlueThing
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Switch statement for greater-than/less-than
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Difference between two DateTimes C#?
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edited May 10 '09 at 15:39
answered May 10 '09 at 14:11
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