LearnJavaOnline.org is a free website that teaches java and six other programming languages.
Ranked in these QuestionsQuestion Ranking
Learn Java provides an editor right on the web page where you can practice your code and follow along with the tutorial.
Pro Simple interface
The interface is very straight-forward and well layed out.
Con Editor not easily adjustable
The code editor at the bottom of the page, where you follow along with the tutorial, is fairly small and provides no way to adjust the size.