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How do I set a variable to the output of a command in Bash?
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namedtuple and default values for optional keyword arguments
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How to remove item from array by value? [duplicate]
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Convert dmesg timestamp to custom date format
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Understanding dmesg timestamp is pretty simple: it is time in seconds since the kernel started...
What does the git index contain EXACTLY?
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The Git book contains an article on what an index includes:
The index is a binary file (gener...
How to remove duplicate values from a multi-dimensional array in PHP
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Hibernate, @SequenceGenerator and allocationSize
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edited May 23 '17 at 12:10
Community♦
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answered Oct 5 '12 at 13:35
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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...