This Java tutorial teaches you how to declare ... You don’t have to create any Book objects to call class methods. Instead, you prepend the class name and member access operator to the class ...

Java provides a way for the programmer to exercise control over memory management by marking certain objects as expendable via reference objects. Should an application’s memory requirements ...

That’s because every time we create an object in Java, an object reference is created in Java’s memory heap. This lets us modify objects using their reference variables. See my InfoWorld ...