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How to return a part of an array in Ruby?
..."b", "c", "d" ]
a[4..7] #=> [ "e" ]
a[6..10] #=> nil
a[-3, 3] #=> [ "c", "d", "e" ]
# special cases
a[5] #=> nil
a[6, 1] #=> nil
a[5, 1] #...
How to do an INNER JOIN on multiple columns
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edited Mar 2 '10 at 21:39
answered Mar 2 '10 at 21:15
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Display milliseconds in Excel
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edited Jun 22 '10 at 19:38
answered Jun 22 '10 at 17:26
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What does “#pragma comment” mean?
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answered Aug 14 '10 at 18:14
KeatsPeeksKeatsPeeks
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Which Visual C++ file types should be committed to version control?
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Beed
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answered Oct 13 '10 at 11:59
Hans PassantHans Passant
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How to do a LIKE query in Arel and Rails?
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answered Aug 10 '11 at 14:46
Pedro RoloPedro Rolo
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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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jQuery - checkbox enable/disable
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answered Feb 24 '10 at 22:45
cletuscletus
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Generate a UUID on iOS from Swift
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edited Feb 23 at 10:34
Tilak Maddy
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answ...
Returning first x items from array
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answered Oct 15 '09 at 10:11
knittlknittl
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