In their 2009 JavaOne presentation Return of the Puzzlers: Schlock and Awe ( PDF ), Joshua Bloch and Neal Gafter presented seven more puzzlers and extracted lessons learned from each of these ...

Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

Default constructor example. For example, we can rewrite the Java constructor example above without any constructor: public class Car { boolean stickShift; } Then, we create an instance of the class ...

Java lacks a true (or enforceable) idea of a constant. The final keyword makes a variable immutable, but only in the sense that it cannot change its reference. This having been said, a final variable ...

According to the Java Enhancement Proposal 445: …these changes allow us to write Hello, World! with no access modifiers, no static modifiers, and no String[] parameter, so the introduction of these ...