Variables are the bread and butter of coding. Without variables, apps would have no interactivity and no way of manipulating information. Therefore, learning about variables in Java should be among ...

Although the snooze button is probably the most commonly used button on an alarm clock, even a simple AlarmClock class needs a few more features. For instance, you might want to control how long the ...

Naming conventions are important if you're a Java developer. Naming conventions not only make your Java code easier to read, they make your code self-documenting as well. Fellow developers can tell in ...

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 ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs. Abstract classes and ...

For Java-based programs such as Maven, Jenkins, Gradle or Tomcat to run, they need to know that Java's JDK is installed. That's the purpose of the JAVA_HOME environment variable. It tells programs ...