JavaInfo

If you don't have time to read a lot of books or blogs, use this!

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JavaInfo contains many question / answer sets that I've created from several years of work and research.

Categories include:

Android

Annotations

Ant

API

Applets/Web Start

Backbone.js

Collections

CSS

Databases

Design Patterns

Exceptions

Extending Classes

File I/O

General

Generics

Groovy

GUI

Hibernate

HTML5

Inner Classes

Internationalization

JAVA 6

java/javac/tools

Javascript

JMS

JNDI

JNI(Nativeness)

JQuery

JSF

JSP

JUnit

Logging

Memory

Networking

Node.js

OOP

Operators

Patterns

Reflection

Ruby

SCRUM

Seam

Security

Serialization

Servlets/Servlet spec

Software Development

Spring

Threading

Unit Testing

Web Services

XML

XP

Star questions as ones you need to review later, and easily get back to them.

Some questions are basic, while others probably can't be answered by most seasoned Java developers.