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 you learned in my recent introduction to programming with classes and objects, you initialize an object via the code that you place in a class’s constructor. Consider Listing 7. Listing 7.

An array in Java is a type of variable that can store multiple values. It stores these values based on a key that can be used to subsequently look up that information. Arrays can be useful for ...

An array is a container object that holds a finite number of values of a specific type. The number of elements the array can store is defined upon creation and cannot be changed afterward. After ...

As you can see, each MyReferenceobject is registered with a reference queue as it is created. As MemoryBlocks are garbage-collected, their corresponding reference objects are added to the ...

JSON arrays are an ordered list of values. Arrays are used to store objects, strings, number notation and Boolean notation. An array can be made up of multiple data types. Arrays in JSON are ...