ZA Software Development

labs.javadev.org

Chat Latest 10 added Courses Top Video Courses SiteMap

JMS 2 Tutorials, Java API for WebSocket, Java 8 Lambda, JAAS etc.
http://www.youtube.com/user/zaneacademy/playlists

javadev.org & labs.javadev.org

Opensource project with codes on github. You can send pull requests to add or change content.