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PHP is a free server-side, general-purpose scripting language that is especially suited for web development. Originally PHP stood for Personal Home Page, now it stands for PHP: Hypertext Preprocessor.

2 votes

How to upgrade php4.x.x to php5.x.x

There's a complete guide on how to upgrade php4 code to php5 here: http://php.net/manual/en/migration5.php To upgrade your server software, re-install php as needed. …
Denis de Bernardy's user avatar
2 votes

how the search engines interpret the exclamation mark in the url

You're probably meaning the thingy documented by Google. It's called hash fragments or hash bangs (among other names), and it's very bad UI practice -- amongst other reasons, because a URI is permanen …
Denis de Bernardy's user avatar