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PHP function to build query string from array

...ing for the built in PHP function to do this, not a homebrew one (that's all a google search seems to return). There is one, I just can't remember its name or find it on php.net. IIRC its name isn't that intuitive. ...
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If Python is interpreted, what are .pyc files?

... during compilation (and therefore don't perform automatic compilation) in order to check errors more thoroughly and perform more optimizations. It's a continuum of gray scales, not a black or white situation, and it would be utterly arbitrary to put a threshold at some given level and say that onl...
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How can I catch a “catchable fatal error” on PHP type hinting?

...assA::method_a() must be an instance of ClassB, instance of ClassA given, called in [...] catched: Argument 1 passed to ClassA::method_a() must be an instance of ClassB, instance of ClassWrong given, called in [...] method_a: ClassB method_a: ClassC done. Old answer for pre-php7 versions: http:/...
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PHP append one array to another (not array_push or +)

...equals array('a','b') Will not work, because the + operator does not actually merge them. If they $a has the same keys as $b, it won't do anything. share | improve this answer | ...
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scala vs java, performance and memory? [closed]

...guages Benchmark Game Scala code is written in a rather Java-like style in order to get Java-like performance, and thus has Java-like memory usage. You can do this in Scala: if you write your code to look like high-performance Java code, it will be high-performance Scala code. (You may be able to ...
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What generates the “text file busy” message in Unix?

...table while it was running. For example, I was building a make workalike called rmk, and after a while it was self-maintaining. I would run the development version and have it build a new version. To get it to work, it was necessary to use the workaround: gcc -g -Wall -o rmk1 main.o -L. -lrmk -L...
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How to get Url Hash (#) from server side

...e with .ClientID but we found it simpler to just use the wrapper DIV as it allows all this Javascript to live in an external file and be used in a generic fashion. If the hidden input field has a valid value, set that as the URL hash (window.location.hash again) and/or perform other actions. We us...
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Stop Chrome Caching My JS Files

... that Chrome needs to have must-revalidate in the Cache-Control` header in order to re-check files to see if they need to be re-fetched. You can always SHIFT-F5 and force Chrome to refresh, but if you want to fix this problem on the server, include this response header: Cache-Control: must-revalid...
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Change all files and folders permissions of a directory to 644/755

How would I change all files to 644 and all folders to 755 using chmod from the linux command prompt? (Terminal) 8 Answ...
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Is there a use-case for singletons with database access in PHP?

...bsolutely sure that you'll never have more than one instance of, you eventually have a second. You may end up with a second monitor, a second database, a second server--whatever. When this happens, if you have used a static class you're in for a much worse refactor than if you had used a singleton...