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!

A method might accept a specific type and its subclasses, but you want to restrict usage to a select few implementations of your own design. Java's open inheritance model can feel like an open ...

How to write a Java palindrome program for Strings Good programmers need to create code that efficiently solves problems, using various methods. A popular academic exercise is to create a program that ...

To implement the Java virtual machine correctly, you need only be able to read the class file format and correctly perform the operations specified therein.

The JDK is the development platform for building Java applications. Learn about different JDK versions, then install a JDK in your development environment and use it to compile a Java program.

Text blocks are scheduled to become a permanent feature of the Java Language in Java SE 15. In this article Brian Goetz, Java Language Architect at Oracle, provides a deep-dive into the topic.

How Does Java Work?. Released in 1995, the philosophy behind Java is "write once, run anywhere." In other words, a program written in Java can theoretically run on any machine that supports it ...