In Java, polymorphism results in code that is more concise and easier to maintain. This tutorial provides an overview of the four types of Java polymorphism, but our focus is subtype polymorphism.

Get started with polymorphism in Java and how to do method invocation in polymorphic method calls.

Java records are a new language feature that reduces verbosity and enables optimized runtime performance. This Java records tutorial shows how they work.

This is an in-depth java tutorial for beginners. Learn what Java is, how to get started, and how to build basic apps using key concepts!

Java is an object-oriented language, and Java constructors are how you create objects. Learn about object creation in this full Java constructor tutorial.

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