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’s equals() and hashcode() are two methods that work together to verify if two objects have the same value. You can use them to make object comparisons easy and efficient in your Java programs.

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 ...

In Java, objects are passed by reference ... This does not work, because the compiler will make sure you put a dot after super, followed by a valid identifier. We could create a proxy to a base type ...