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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...
jQuery callback on image load (even when the image is cached)
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answered Oct 6 '10 at 21:34
Nick Craver♦Nick Craver
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Determine if a function exists in bash
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edited Jan 10 '17 at 10:52
Eliran Malka
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Why does Sql Server keep executing after raiserror when xact_abort is on?
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edited Oct 10 '13 at 20:25
Ian Boyd
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How to read if a checkbox is checked in PHP?
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answered Dec 29 '10 at 14:07
m_vitalym_vitaly
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How do I find the most recent git commit that modified a file?
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Jo LissJo Liss
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How to convert a column number (e.g. 127) into an Excel column (e.g. AA)
... about twice as long. It's a very short string (max 3 characters - Excel 2010 goes up to column XFD), so maximum of 2 string concatenations. (I used 100 iterations of translating the integers 1 to 16384, i.e. Excel columns A to XFD, as the test).
– Graham
May 4...
Questions every good Java/Java EE Developer should be able to answer? [closed]
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answered Jan 22 '10 at 1:06
community wiki
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What is the most pythonic way to check if an object is a number?
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answered Aug 9 '10 at 15:31
Steven RumbalskiSteven Rumbalski
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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...