In my previous post, I looked at some of the problems associated with long parameters lists for methods and constructors. In that post, I discussed replacing primitives and built-in types with custom ...

Nested classes are classes that are declared as members of other classes or scopes. Nesting classes is one way to better organize your code. For example, say you have a non-nested class (also known as ...

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 ...

Instance main methods and unnamed classes, coming in Java 21, will forever change how developers learn Java and bootstrap applications. Why? They provide a simple, clean and concise syntax to launch ...

Why, of course, by virtually starting up the Java class and pushing the buttons, so to speak. You test a Java class by calling methods on it from another Java class. The following Java source file is ...