I'm in a not too different situation from yourself as a self taught developer. I spent about 6 months and taught myself most of the mathematics concepts I forgo

I'm in a not too different situation from yourself as a self taught developer. I spent about 6 months and taught myself most of the mathematics concepts I forgot or never tried hard enough to learn from the Khan Academy. Their mathematics tutorials are excellent. http://khanacademy.org http://khanacademy.org