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Can't use method return value in write context

...following piece of code should work, but it doesn't (Edited: Now works in PHP 5.5+) : 8 Answers ...
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Check whether an array is empty [duplicate]

... You don't need to count the elements or use empty(). A one-liner like php -r 'echo array() ? "T":"F";' will show the truthiness for an empty or non-empty array. – jerseyboy May 16 '14 at 13:08 ...
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PHP Session Security

What are some guidelines for maintaining responsible session security with PHP? There's information all over the web and it's about time it all landed in one place! ...
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Which parts of Real World Haskell are now obsolete or considered bad practice?

...re_ptr -- release with free() return (Right (Regex reg str)) As malloc() should be used with free(), new with delete, allocate with deallocate, one should always use the correct function. TL;DR You should always free memory with the same allocator that allocated it for you. If a fore...
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Generating a drop down list of timezones with PHP

...low are two lists that I found and then one method using the built in PHP DateTime class in PHP 5. 25 Answers ...
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php Replacing multiple spaces with a single space [duplicate]

... Doesn't replace "\n" (PHP 5.3), "/\s+/" get's job done. ;) – Marek Sep 4 '13 at 8:21 1 ...
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How to check if PHP array is associative or sequential?

PHP treats all arrays as associative, so there aren't any built in functions. Can anyone recommend a fairly efficient way to check if an array contains only numeric keys? ...
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How to declare a global variable in php?

... If you try to define FOOTER_CONTENT a second time, php will throw a notice about it – Dale Nov 23 '12 at 14:06 ...
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jQuery AJAX cross domain

Here are two pages, test.php and testserver.php. 14 Answers 14 ...
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Best practice multi language website

... of calling functions for every translation operation, which as we know in PHP is expensive, we define our base files with placeholders, then use a pre-processor to cache those files (we store the file modification time to make sure we're serving the latest content at all times). The Translation Ta...