Python/Perl are very good for language analysis based coding/scripting (having used both in uni for this task over a c based compiled language)
Maybe write something that could use a python variant of cURL (
http://curl.haxx.se/) to get pages from the forum and based on a baysian filter system see who has the spammiest post?
It's a useful (and funny) way to put what you have learned into practice. There is also Project Euler if you are aslo mathematically inclined (mine has been incredibly lacking as I haven't had time to work on it)
_________________TwitterCharlie Brooker:
Macs are glorified Fisher-Price activity centres for adults; computers for scaredy cats too nervous to learn how proper computers work; computers for people who earnestly believe in feng shui.