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How can I set the PHP version in PHPStorm?

Is it possible to set the PHP version value, say 4.0+ and have PHPStorm highlight functions that wouldn't work with the oldest version? For example, for PHP4 this should highlight static function etc. I have a PHP installation on my PC but I don't want to install an older PHP version for every sma...
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Resize image in PHP

I'm wanting to write some PHP code which automatically resizes any image uploaded via a form to 147x147px, but I have no idea how to go about it (I'm a relative PHP novice). ...
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Pretty-Printing JSON with PHP

I'm building a PHP script that feeds JSON data to another script. My script builds data into a large associative array, and then outputs the data using json_encode . Here is an example script: ...
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How to fix “Headers already sent” error in PHP

... / setrawcookie Output can be: Unintentional: Whitespace before <?php or after ?> The UTF-8 Byte Order Mark specifically Previous error messages or notices Intentional: print, echo and other functions producing output Raw <html> sections prior <?php code. Why does it...
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Using PHP with Socket.io

Is it possible to use Sockets.io on the client side and communicate with a PHP based application on the server? Does PHP even support such a 'long-lived connection' way of writing code? ...
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How do I catch a PHP fatal (`E_ERROR`) error?

I can use set_error_handler() to catch most PHP errors, but it doesn't work for fatal ( E_ERROR ) errors, such as calling a function that doesn't exist. Is there another way to catch these errors? ...
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getting date format m-d-Y H:i:s.u from milliseconds

... php.net says: Microseconds (added in PHP 5.2.2). Note that date() will always generate 000000 since it takes an integer parameter, whereas DateTime::format() does support microseconds if DateTime was created with microsec...
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Coalesce function for PHP?

...es have a coalesce function (returns the first non-NULL value, example ). PHP, sadly in 2009, does not. 9 Answers ...
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Does PHP have threading?

... threads , but there is not a release yet. And nothing is coming up on the PHP website. 13 Answers ...
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PHP 5: const vs static

In PHP 5, what is the difference between using const and static ? 7 Answers 7 ...