Download link for linux version is busted. Here is the correct one (from trial and error):
http://download.jetbrains.com/python/pycharm-community-3.0.t...
http://download.jetbrains.com/python/pycharm-community-3.0.t...
(I'm the author of the last comment in your linked thread). The idea is to take a font and modify it by stripping all the hinting info.