Java references

I decided to create a Java references page as well (see Lotus N/D references for Lotus Notes/Domino and Sametime references) for my own use and possibly for someone else as well. Feel free to leave comments if you have suggestions to other reference pages and I will update this page.
Below is some of what I have come across so far.

Tutorials/References/APIs/Examples:

• Reference documentation
  
• Java2 Platform Standard Edition 5.0 API Specification
• The Java Tutorials
• The Java Developers Almanac 1.4

Java conventions:

• Code conventions for the Java programming language
• How to write comments for the JavaDoc Tool

Tools/plug-ins for Java conventions:

• Checkstyle
• Checkstyle plug-in for eclipse
• Mobilefish Checkstyle configuration file
• Jalopy - Source code formatter
  

Certification preparation:

• SCJP FAQ
  
• SCJP Tiger Study Guide
• JavaBlackBelt - Java Certification Community
• JavaBeat - SCJP Mock exams
• eXamulator
• SCJP 5.0 preparation article
  

Java and Lotus Notes/Domino:

• nsf tools - Java Tips
• Using Lotus Notes with Eclipse to manage and run your Java programs
• Lotus Notes and Java
• Domino Javadoc Generator

Java exceptions:

• Effective Java exceptions

Eclipse:

• Eclipse
  
• Eclipse Plugin Central
• Plugin: LotusScript Editor for Eclipse
  
• 10 Eclipse Navigation Shortcuts Every Java Programmer Should Know

Books:

• Head First Java
• Sun Certified Programmer for Java 5
  

Other:

• Various Java links
  

Technorati tags:
Java, References, Code convention, Development, Certification, Notes and Java