The first half of this introduction to Java inheritance teaches you how to use the extends keyword to derive a child class from a parent class, invoke parent class constructors and methods, and ...

The term assert is a Java keyword that was introduced into the language with the JDK 1.4 release in February 2002. Java's assert keyword is unique in two very interesting ways: The Java assert is ...

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 ...