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, ...

As with any other data type in C++, you can define arrays of class objects. An array of InventoryItem objects could be created to represent a business’s inventory records. Here is an example of such a ...

It should be OK, right? Directly, we can invoke bar() on an instance of Blah using a short parameter because the short can be widened to an int. Reflectively, we can invoke bar() by passing a Short in ...

If you are fortunate enough to be using JDK 7, the newly available Objects class is the obvious (at least to me) choice for implementing the “common” Java object ...

Java's default constructor allows developers to create instances of classes when no other constructors are explicitly defined. The default constructor in Java takes no arguments -- it simply ...