How can I start learning Java?

How can I start Java? One of the most important thing for beginners is how can I start. Many people got lost or miss the way and wast the valuable time because of the wrong start. In this article, we aim to provide a comprehensive guide to beginners to start Java world; Books, Tutorials, White papers, Samples, Editors and IDE's and many things will be defined here. * Java is a pure [Object Oriented Programming] Language so, before learning Java you should be familiar with any OOP language like c++ or c# or even OO concepts.