We seem to be getting a lot of low quality css, javascript and htaccess tips lately. (Which make it pretty high in the voting list.)
The content just seems to be compiled from other sources: http://www.opensourcehunter.com/2010/02/27/26-cool-and-usefu... (Which, to be fair the author links too... I'm just not sure why the submitter doesn't link to the original source.)