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What are sessions? How do they work?
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Artem BargerArtem Barger
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How to set focus on input field?
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SHernandez
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answered Jan 1 '14 at 2:25
ecancilecancil
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Django's SuspiciousOperation Invalid HTTP_HOST header
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mgalgsmgalgs
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What is the difference between \r and \n?
... up many C and C++ programmers. If you were to poll 100 of them, at least 99 will tell you that \n means line feed. This is not entirely true. Most (perhaps all) C and C++ implementations use LF as the magic intermediate value for \n, but that's an implementation detail. It's feasible for a comp...
I need to pop up and trash away a “middle” commit in my master branch. How can I do it?
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99
Rebase or revert are the options. Rebase will actually remove the commit from the history so it...
Difference between Destroy and Delete
...d.delete # Ran without callbacks
Child Destroy (99.6ms) DELETE FROM "children" WHERE "children"."id" = $1 [["id", 21]]
> parent.children.delete(other_child) # Ran with callbacks
before_remove callback
before_destroy callback
Child Destroy (0.4ms) DELETE FROM "ch...
How to find if a native DLL file is compiled as x64 or x86?
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BLoganBLogan
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PDO MySQL: Use PDO::ATTR_EMULATE_PREPARES or not?
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quickshiftinquickshiftin
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What is a semaphore?
...d by priority inversion, and a paper on priority inheritance protocols in 1990, 3 it became apparent that mutexes must be more than just semaphores with a binary counter.
Mutex: resource sharing
Semaphore: signaling
Don't use one for the other without careful consideration of the side effects.
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What is the difference between statically typed and dynamically typed languages?
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GG.
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answered Oct 4 '09 at 23:11
NomeNNomeN
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