Design Patterns

Open source Java projects: Spring Integration

Develop a robust message-passing architecture with Spring Integration

Java 101: The essential Java language features tour, Part 3

Autoboxing and unboxing, enhanced for loops, static imports, varargs, and covariant return types

Coding conventions: 9 areas where developers actually agree

To code is to care -- about programming conventions that is

Horizontal reuse: An alternative to inheritance

Java 101: The essential Java language features tour, Part 2

Programming with typesafe enums and annotations in Java 5

Eric Redmond on design patterns for distributed systems

Object calisthenics: Change the way you code

Java Tip: Write an SOA integration layer with Apache Camel

Web services integration with Spring and Apache Camel

$200K for a computer science degree? Or these free online classes?

Online curriculum for self-taught developers

Log4j orthogonality by example

Orthogonality is a concept for designing modular and maintainable software, and you can see how it's implemented, and violated, in Log4j