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What is Common Gateway Interface (CGI)?

...onment variables. In your case you most likely used another, specific for PHP, means of communication between your scripts and the webserver, this, as you well mention in your question, is an embedded interpreter called mod_php. So, answering your questions: What exactly is CGI? See above. ...
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How to check what user php is running as?

I need to detect if php is running as nobody. How do I do this? 16 Answers 16 ...
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PHP expects T_PAAMAYIM_NEKUDOTAYIM?

...ember called $mouse, then foreach($cats as cat::$mouse) is perfectly valid php, but a statement with anything other than :: after the cat would be a syntax error. If $mouse were not a declared property of cat you would get a fatal error, but still not a syntax error. – chiliNUT...
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What is output buffering?

What is output buffering and why is one using it in PHP? 7 Answers 7 ...
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Calculate number of hours between 2 dates in PHP

... The newer PHP-Versions provide some new classes called DateTime, DateInterval, DateTimeZone and DatePeriod. The cool thing about this classes is, that it considers different timezones, leap years, leap seconds, summertime, etc. And on ...
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PHPMyAdmin Default login password [closed]

I have done a fresh installation of Fedora 14 and installed the phpMyAdmin module. When I run phpMyAdmin, it asks me for a username and password. ...
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Simplest way to detect a mobile device in PHP

...est way to tell if a user is using a mobile device to browse my site using PHP? 15 Answers ...
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PHP Constants Containing Arrays?

... NOTE: while this is the accepted answer, it's worth noting that in PHP 5.6+ you can have const arrays - see Andrea Faulds' answer below. You can also serialize your array and then put it into the constant: # define constant, serialize array define ("FRUITS", serialize (array ("apple", "che...
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Cannot pass null argument when using type hinting

... PHP 7.1 or newer (released 2nd December 2016) You can explicitly declare a variable to be null with this syntax function foo(?Type $t) { } this will result in $this->foo(new Type()); // ok $this->foo(null); // ok $...
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PHP method chaining?

I am using PHP 5 and I've heard of a new featured in the object-oriented approach, called 'method chaining'. What is it exactly? How do I implement it? ...