http://www.youtube.com/watch?v=o7tcYSVBkV0 Oracle trainning.

http://www.youtube.com/watch?v=1BJuuUxCaaY

Information Security—Before & After Public-Key Cryptography

http://pt.wikipedia.org/wiki/Intelig%C3%AAncia_empresarial BI

http://pt.wikipedia.org/wiki/ISO/IEC_17799 segurança da informação

http://itsignals.cascadia.com.au/?p=7  

Ruby and Rails Naming Conventions

http://betterexplained.com/articles/aha-moments-when-learning-git/ GIT Tutorial

http://www.hackdesign.org/lessons

https://qtrial.qualtrics.com/SE/?SID=SV_esY2sIDHPsaHN9H

http://www.youtube.com/watch?v=Q0k5ySZGPBc XML