Android Authority

Java tutorial for beginners, part 2

In part 1 of this series, Gary uploaded an awesome post and video explaining the basics of Java programming. Java is the official programming language of Android; so if you want to build fully-fledged ...
Android Authority

Java tutorial for beginners: Write a simple app with no previous experience

Java is one of the most in-demand programming languages in the world and one of the two official programming languages used in Android development (the other being Kotlin). Developers familiar with ...
InfoWorld

Method overloading in the JVM

Method overloading is a programming technique that allows developers to use the same method name multiple times in the same class, but with different parameters. Because of the word overloading, ...
TheServerSide

Java, JDBC and the HSQLDB database tutorial

Community driven content discussing all aspects of software development from DevOps to design patterns. The easiest way for a Java developer to learn Java Database Connectivity (JDBC) is to experiment ...
InfoWorld

How to test your Java applications with JUnit 5

Learn how to write and validate unit tests with JUnit 5. This article shows you how to configure a Maven project for JUnit, write basic and parameterized unit tests, and use JUnit 5’s built-in ...