Learn the four types of polymorphism in Java, then start using subtype polymorphism to execute different forms of the same Java method. Polymorphism refers to the ability of some entities to occur in ...

“Compiler #2” as it has been affectionately called is a compiler to turn normal Ruby classes into Java classes, so they can be constructed and called by normal Java code. When I asked for 1.3 ...

Constructors play a key role in all object-oriented programming languages, and Java is no exception. Every class a Java developer creates needs a constructor. Constructors perform numerous important ...

It was such a simple, brilliant idea. Use the power of Java 5.0 enumerated types to encode details of a data dictionary (attribute name, type, range, units, etc.) and create a type-safe system for ...