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What is the preferred Bash shebang?
...seful for preventing malicious arguments being passed to the script on the commandline if the script's shebang is one of the others with no arguments (/bin/sh, etc).
– Kurtosis
May 3 '12 at 2:23
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Using jQuery to center a DIV on the screen
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community wiki
8 revs, 6 users 61%Tony L.
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Abort Ajax requests using jQuery
...cess will be still called. This is very problematic for implementations of Comet with long polling.
– pepkin88
Mar 12 '11 at 12:31
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How do you convert a JavaScript date to UTC?
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What's the difference if I put css file inside or ?
...as mentioned about w3 specs and ARTstudio about browser rendering.
It is recommended because when you have the CSS declared before <body> starts, your styles has actually loaded already. So very quickly users see something appear on their screen (e.g. background colors). If not, users see blan...
memcpy() vs memmove()
...and see what happens then. (May not actually make a difference, depends on compiler/libraries.)
In general, memcpy is implemented in a simple (but fast) manner. Simplistically, it just loops over the data (in order), copying from one location to the other. This can result in the source being overwr...
Use HTML5 to resize an image before upload
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PostgreSQL LIKE query performance variations
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@nicolas: The comparison depends on many variables. Key length, data distribution, pattern length, possible index only scan ... And most importantly: Postgres version. GIN indexes have been improved substantially in pg 9.4 and 9.5. An the ...
How to measure elapsed time in Python?
...unter or process_time, depending on your requirements. Before 3.3 it was recommended to use time.clock (thanks Amber). However, it is currently deprecated:
On Unix, return the current processor time as a floating point number
expressed in seconds. The precision, and in fact the very definition...