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No increment operator (++) in Ruby? [duplicate]
...s: -x == ---x == -----x == ...... To increment a number, simply write x += 1.
Taken from "Things That Newcomers to Ruby Should Know
" (archive, mirror)
That explains it better than I ever could.
EDIT: and the reason from the language author himself (source):
++ and -- are NOT reserved ope...
Adding an identity to an existing column
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How to remove duplicate values from a multi-dimensional array in PHP
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19 Answers
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namedtuple and default values for optional keyword arguments
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21 Answers
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jquery live hover
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jQuery 1.4.1 now supports "hover" for live() events, but only with one event handler function:
$("table tr").live("hover",
function () {
});
Alternatively, you can provide two functions, one for mouseenter and one for mouseleav...
Can you create nested WITH clauses for Common Table Expressions?
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edited May 16 '17 at 1:18
answered Sep 11 '09 at 22:12
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Hibernate, @SequenceGenerator and allocationSize
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edited May 23 '17 at 12:10
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answered Oct 5 '12 at 13:35
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How do I find the location of the executable in C? [duplicate]
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199
To summarize:
On Unixes with /proc really straight and realiable way is to:
readlink("/pro...
Is there an opposite of include? for Ruby Arrays?
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11 Answers
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