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Replace all non-alphanumeric characters in a string
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Update git commit author date when amending
... Mark LongairMark Longair
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Store select query's output in one array in postgres
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146
There are two ways. One is to aggregate:
SELECT array_agg(column_name::TEXT)
FROM information....
what is the unsigned datatype?
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unsigned really is a shorthand for unsigned int, and so defined in standard C.
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sqlalchemy unique across multiple columns
... Wang Dingwei
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answered Apr 8 '12 at 7:26
vanvan
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__init__ for unittest.TestCase
...nit__ ?
– karthikr
Jun 27 '13 at 21:43
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@karthikr I want to generate the stubs once for all the ...
Is there a quick way to delete a file from a Jar / war without having to extract the jar and recreat
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zip -d file.jar unwanted_file.txt
jar is just a zip file after all. Definitely much faster tha...
Does the ternary operator exist in R?
...(x)]])
here, you don't need to take care about brackets:
> 1 ? 2*3 : 4
[1] 6
> 0 ? 2*3 : 4
[1] 4
> TRUE ? x*2 : 0
[1] 2
> FALSE ? x*2 : 0
[1] 0
but you need brackets for assignment :(
> y <- 1 ? 2*3 : 4
[1] 6
> y
[1] 1
> y <- (1 ? 2*3 : 4)
> y
[1] 6
Finally, y...
Most efficient way to concatenate strings in JavaScript?
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Cleanest and most Pythonic way to get tomorrow's date?
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