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What is the difference between the different methods of putting JavaScript code in an ?

...vaScript enabled, there's no reason you can't have a simple HTML page that all your JavaScript links can point to for their href section in the event that someone happens to turn off JavaScript after logging in. I would highly encourage you to still allow this fallback mechanism. Something like th...
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Postgres: SQL to list table foreign keys

Is there a way using SQL to list all foreign keys for a given table? I know the table name / schema and I can plug that in. ...
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Find a pair of elements from an array whose sum equals a given number

Given array of n integers and given a number X, find all the unique pairs of elements (a,b), whose summation is equal to X. ...
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When do we need curly braces around shell variables?

...xpand the variable identified by foobar. Curly braces are also unconditionally required when: expanding array elements, as in ${array[42]} using parameter expansion operations, as in ${filename%.*} (remove extension) expanding positional parameters beyond 9: "$8 $9 ${10} ${11}" Doing this every...
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Scala: List[Future] to Future[List] disregarding failed futures

...ures to a Future of List. I'm using Playframework, so ultimately, what I really want is a Future[Result] , but to make things simpler, let's just say Future[List[Int]] The normal way to do this would be to use Future.sequence(...) but there's a twist... The list I'm given usually has around 10-...
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MySQL vs PostgreSQL for Web Applications [closed]

...on factor is, "which is faster?" Then the answer is "it depends. If it really matters, test your application against both." And if you really, really care, you get in two DBAs (one who specializes in each database) and get them to tune the crap out of the databases, and then choose. It's astonis...
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What is ANSI format?

...ghtly generic term used to refer to the standard code page on a system, usually Windows. It is more properly referred to as Windows-1252 on Western/U.S. systems. (It can represent certain other Windows code pages on other systems.) This is essentially an extension of the ASCII character set in that ...
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Check if a folder exist in a directory and create them using C#

...er named MP_Upload , and if it does not exist, create the folder automatically? 7 Answers ...
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CSS3 background image transition

...sfiddle.net/eD2zL/2/ (differences between are just a few selectors) Basically, you need to hide "normal" state and show their "hover" when you hover it and that's it, I hope somebody find it useful. share | ...
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Clean up a fork and restart it from the upstream

...?") Be aware that you can lose changes done on the master branch (both locally, because of the reset --hard, and on the remote side, because of the push --force). An alternative would be, if you want to preserve your commits on master, to replay those commits on top of the current upstream/master....