Articles made by community. It's great when You want to better understand some topics. For total newbie in programming world - everything seems to be nice and clear. Another nice thing is idea with levels. People like to gain experience. I am hoping that in the next levels there will be more chalenges and more xp to obtain ;)

Práctica, práctica y más práctica. No puedes convertirte en programador si solo lees libros. He estado programando durante un par de años y este sitio web me ayudó a desarrollar mis habilidades de codificación muy rápido.

I like the fact that there is a very funny and interesting story that introduce you to Java. It's like reading a SF interactive book and learning Java through solving many tasks.