How to communicate with sockets in php?
Answer / php -
Refer This Link : -
http://www.devshed.com/c/a/PHP/Socket-Programming-With-PHP/
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What is the Diff. Between echo() and Print() in PHP?
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Is php a web server?
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How can we submit a form without a submit button?
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class Database { public static $_instance; public static function getInstance() { if(!isset(self::$_instance)) self::$_instance = new Database(DB_SERVER, DB_USER, DB_PASS, DB_NAME); print_r(self::$_instance); return self::$_instance; } } can any one explain "self::$_instance = new Database(DB_SERVER, DB_USER, DB_PASS, DB_NAME);" this line