This Java tutorial teaches you how to declare classes, describe attributes via fields, describe behaviors via methods, initialize objects via constructors, and instantiate objects from classes and ...

int anInteger = 100; // Declare and initialize anInteger ... implementation. In Java, encapsulation basically translates to this simple guideline: “Don’t access your object’s data directly ...

While Java is one of the most in-demand and ... possible for a null pointer to slip through the net if you are initializing lots of objects on the fly. This is why it’s useful to include ...

When no explicitly defined constructors exist, Java's virtual machine makes object creation possible by providing ... However, as classes become more complicated and the initialization of instances ...