Why use typesafe enums, not enumerated types. An enumerated type specifies a set of related constants as its values. Examples include the days in a week, the standard north/south/east/west compass ...

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.

Oracle has released version 24 of the Java programming language and virtual machine. As the third non-LTS release since JDK 21, the final feature set includes 24 JEPs. Two of these - Generational Shen ...

This article explains how to use Java 17 records in your code. How to use Java 17 records. Java records are easy to create. Simply follow these basic rules: Declare the Record class, which includes a ...

When the dynamic web project wizard appears, name the project restful-java, choose Apache Tomcat 8.5 as the target runtime (even though we are using TomEE Plus, not Tomcat), specify 3.1 as the dynamic ...