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How can I sort arrays and data in PHP?

...ue is lower and a value higher than 0 if the first value is higher. That's all that's needed: function cmp(array $a, array $b) { if ($a['foo'] < $b['foo']) { return -1; } else if ($a['foo'] > $b['foo']) { return 1; } else { return 0; } } Often, you will...
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What is the most useful script you've written for everyday life? [closed]

...e so popular :p As for how - Microsoft exposes a nice little API feature called Hooks. Using that hook; I was able to write a "filter" that did what I needed it to do (hint: if you return 1 with your callback windows will not process the keystroke). The reason I know about this actually is not be...
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Why does the order of the loops affect performance when iterating over a 2D array?

... x[1][0] etc... Meaning that you're hitting them all in order. Now look at the 1st version. You're doing: x[0][0] x[1][0] x[2][0] x[0][1] ...
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Prevent users from submitting a form by hitting Enter

...be some issues with the users hitting enter (I don't know why) and accidentally submitting the survey (form) without clicking the submit button. Is there a way to prevent this? ...
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How do I echo and send console output to a file in a bat script?

...ct any stream with prepending the number like 2> err.txt and it is also allowed to redirect multiple streams in one line. dir 1> files.txt 2> err.txt 3> nothing.txt In this example the "standard output" will go into files.txt, all errors will be in err.txt and the stream3 will go into...
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When to use the JavaScript MIME type application/javascript instead of text/javascript?

...sniffing on the script to determine type (I'm not sure if any browsers actually do this though); b. browsers use other information—the including page's encoding and in some browsers the script charset attribute—to determine the charset. So any proxy that tried to transcode the resource would br...
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method overloading vs optional parameter in C# 4.0 [duplicate]

...the number of parameters. For example say you want a method foo to be be called/used like so, foo(), foo(1), foo(1,2), foo(1,2, "hello"). With method overloading you would implement the solution like this, ///Base foo method public void DoFoo(int a, long b, string c) { //Do something } /// F...
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How to scroll up or down the page to an anchor using jQuery?

... This can also be made generic to work with all internal anchor links in the page: $("a[href^=#]").click(function(e) { e.preventDefault(); var dest = $(this).attr('href'); console.log(dest); $('html,body').animate({ scrollTop: $(dest).offset().top }, 'slow'); }...
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How can I get Maven to stop attempting to check for updates for artifacts from a certain group from

...o two libraries of shared code and maybe ten applications which use them. All of these items live in the namespace com.mycompany.* . ...
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Should I always use a parallel stream when possible?

... easy to iterate over collections as streams, and just as easy to use a parallel stream. Two examples from the docs , the second one using parallelStream: ...