Starting with Scala : Frontier Developer's Meetup December 2010
Internal DSLs
Ruby for .NET developers
Apache Con Us2007 Apachei Batis
14. Defining Classes
javainheritance
Javascript basics
Beware: Sharp Tools
MELJUN CORTES Jedi slides intro1-chapter11-inheritance polymorphism interf
Section1 scjp6.0
Programmation fonctionnelle Scala
Code Smells y Refactoring o haciendo que nuestro codigo huela (y se vea) mejor by Mariano Sanchez