If you follow the Java 101 column, you know that we are currently touring Java’s object-oriented ... an interface is the introduction (but not an implementation) of a type at the source code ...

Before Object Oriented Programming (OOP) programs were written an imperative way, essentially a long list of commands (instructions). In imperative programming, you write your code the way you ...

Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications ... extra syntax that tends to clutter source code. For example, I previously ...

A programming ... object-oriented programming language, which was used to create the graphical user interface (see Xerox Star). ACTOR and Eiffel were also earlier OOP languages. Today, C++, C# ...