In a previous Java 101 tutorial, you learned how to better organize your code by declaring reference types (also known as classes and interfaces) as members of other reference types and blocks. I also ...

The Javadoc documentation for the Package class states: Package objects contain version information about the implementation and specification of a Java package. This versioning information is ...

Separating localized resources from the source code where they are used is a well-known and approved design. Java's ResourceBundle class from the java.util package provides a straightforward way to ...

Listing 3. Putting controller logic in a regular Java class. package com.scalablemultitier; public class UserController { // 1. Implement controller logic to create beans such as session // bean, EJBs ...

Imagine you are an expert object-oriented Java developer who meticulously crafts code the way an artist cares for their masterpiece. You believe clean code is an absolute necessity. Classes with clear ...

Canonical has announced that OpenJDK 11 has replaced OpenJDK 10 as the default Java package in Ubuntu 18.04 LTS. Canonical recently released Ubuntu 19.04 which also uses OpenJDK 11 as default, the ...

The best way to teach the concept of Java user input to new software developers is to show them how to use the highly visual and user-friendly JOptionPane class from the Swing package. With one simple ...