Are you a regular competitor of TopCoder SRMs? If yes, then probably you have been launching the Arena by (double) clicking a sacred file named ContestAppletProd.jnlp somewhere in your computer. You must have been doing that every time you want to participate in an SRM.
I felt that looking for that file before every SRM is quite tedious, and putting the file in my desktop is not an elegant way. So, I added a launcher to TopCoder Arena in Ubuntu GNOME menu. It is very handy, so I would like to share how to do that. In this tutorial, I am using Ubuntu 11.04 Natty Narwhal.
First things first: