$_SERVER

Hide Database Connection File

PHP
December 28, 2013

Notice: Undefined index: HTTP_REFER

PHP
December 6, 2013

How to Use $_SERVER['QUERY_STRING'] Properly

PHP
July 20, 2013

How to Submit Form to Current Page on Change with PHP and JavaScript

JavaScript
July 18, 2013

How to Distinguish the Scope of Superglobals in PHP

PHP
July 17, 2013

JavaScript is not enabled.