Http://www.javaalmanac.com
The online version of the Java developer yearbook is a good place to quickly find the usage and sample code of some Java skills.
Http://www.onjava.com
OReilly's Java website. There are new articles every week
Http://java.sun.com
Official Java developer website-new articles are published every week
Http://www.developer.com/java
Java technical article website maintained by Gamelan.com
Http://www.java.net
A Java Community website maintained by Sun
Http://www.builder.com
Cnet's Builder.com website-all technical articles, mainly Java.
Http://www.ibm.com/developerworks/java
IBM's Developerworks Technology website. This is the Java technology homepage.
Http://www.javaworld.com
The earliest Java site. Updates Java technical articles every week
Http://www.devx.com/java
A Java technical article website maintained by DevX
Http://www.fawcette.com/javapro
JavaPro online magazine website.
Http://www.sys-con.com/java
Java Developers Journal online magazine website.
Http://www.javadesktop.org
A Java Desktop technology community website located in Java.net.
Http://www.theserverside.com
This is a website discussing all Java server technologies.
Http://www.jars.com
Provides Java comments, including various frameworks and applications.
Http://www.jguru.com
A great Java technical resource community in the form of Q &.
Http://www.javaranch.com
A forum where you can get answers to Java questions is a good place for beginners.
Http://www.ibiblio.org/javafaq/javafaq.html
FAQ site of comp. lang. java-A classified directory of questions and answers from the comp. lang. java newsgroup is collected.
Http://java.sun.com/docs/books/tutorial/
SUN's official Java guide-very helpful for understanding almost all java technical features.
Http://www.javablogs.com
The most active Java Blog website on the Internet.
Http://java.about.com/
Java news and technical articles from About.com.