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Difference between timestamps with/without time zone in PostgreSQL
...of those factors:
foo=> SET TIMEZONE TO 'Japan';
SET
foo=> SELECT '2011-01-01 00:00:00'::TIMESTAMP;
timestamp
---------------------
2011-01-01 00:00:00
(1 row)
foo=> SELECT '2011-01-01 00:00:00'::TIMESTAMP WITH TIME ZONE;
timestamptz
------------------------
201...
How can I set the max-width of a table cell using percentages?
...
answered Dec 11 '11 at 17:30
Jukka K. KorpelaJukka K. Korpela
171k3030 gold badges223223 silver badges332332 bronze badges
...
Command line: piping find results to rm
... you should correct for that:
find -type f -name '*.sql' -mtime +15 -print0 | xargs -0 rm
But actually, find has a shortcut for this: the -delete option:
find -type f -name '*.sql' -mtime +15 -delete
Please be aware of the following warnings in man find:
Warnings: Don't forget that the f...
How are GCC and g++ bootstrapped?
...|
edited Jun 5 '14 at 11:10
answered Feb 24 '12 at 10:56
Fr...
How to exit if a command failed?
...&.
cmd1 && cmd2
will run cmd2 when cmd1 succeeds(exit value 0). Where as
cmd1 || cmd2
will run cmd2 when cmd1 fails(exit value non-zero).
Using ( ) makes the command inside them run in a sub-shell and calling a exit from there causes you to exit the sub-shell and not your original...
Maximum concurrent Socket.IO connections
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80
This article may help you along the way: http://drewww.github.io/socket.io-benchmarking/
I won...
Case statement with multiple values in each 'when' block
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answered Apr 17 '12 at 19:00
Charles CaldwellCharles Caldwell
14.5k44 gold badges3636 silver badges4747 bronze badges
...
How to save the output of a console.log(object) to a file?
...load, a.href].join(':')
e.initMouseEvent('click', true, false, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null)
a.dispatchEvent(e)
}
})(console)
Source: http://bgrins.github.io/devtools-snippets/#console-save
...
What does $NON-NLS-1$ mean?
...
answered Mar 17 '09 at 12:40
Aaron MaenpaaAaron Maenpaa
98.1k1010 gold badges9191 silver badges106106 bronze badges
...
Rails Model find where not equal
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230
In Rails 4.x (See http://edgeguides.rubyonrails.org/active_record_querying.html#not-conditions)
...