Nested classes are classes that are declared as members of other classes or scopes. Nesting classes is one way to better organize your code. For example, say you have a non-nested class (also known as ...

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 ...

Learn about serialization in Java with our comprehensive tutorial. We provide examples to help you understand how serialization works and how to use it. Serialization is a fundamental concept in Java ...

Inheritance and composition are two programming techniques developers use to establish the relationship between classes and objects. Whereas inheritance derives one class from another, composition ...

There are only half a dozen classes you really need to master to become competent in the world of functional programming. The java.util.function package contains well over 40 different components, but ...