You just need to use the following server PHP variable…
This snippet returns the relative time from a given date. Just like facebook does.
Prevent the facebook like button from breaking your site with Internet Explorer. Hide Google Analytics duplicate url with the fb_xd_fragment parameter.
Found this cool snippet with returns how old is somebody from a given birthday.
Parse YouTube ID from the URL using the PHP function preg_match.
You can turn on or off the PHP errors using the htaccess file.
Use the User Agent to detect if the vistor is using an Apple device and wich one.
Detect IE with PHP, Internet Explorer. MSIE USER AGENT