Here's how to make classes, fields, methods, constructors, and objects work together in your Java programs.

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 ...

While social media websites such Facebook and LinkedIn made it incredibly easy for a user to upload image files, the back-end implementation of such a feature has been anything but easy. Prior to the ...

The Java serialization tutorial In this Java serialization example, we will use both the ObjectOutputStream and the ObjectInputStream to save and retrieve the state of a simple JavaBean. The POJO will ...

Learn about serialization in Java with our comprehensive tutorial. We provide examples to help you understand how serialization works.