CCNA, CCNP, MCSA, CCNA Final Exam, All Answer Test Module With 100/100

There seem to be a decent number of mod_rewrite threads floating around lately with a bit of confusion over how certain aspects of it work. As a result I've compiled a few notes on common functionality, and perhaps a few annoying nuances.

I have a webapp that needs to process the URI to find if a page exists in a database. I have no problem directing the URI to the app with .htaccess:

Possible Duplicate: remove .php extension with .htaccess Hey guys I'm trying to hide the .php file extension but for some reason can't get it to work, my latest attempt was the following

I would like to store the INDEX_URL constant the easiest way possible.