This Java tutorial teaches you how to declare ... especially if you forget to document the main class. Also, you might forget to remove these methods before putting the application into production ...

The release of Java SE 15 in Sept 2020 will introduce ... the Javadoc tool lists the permitted subtypes in the generated documentation page for a sealed class.) A hierarchy like Shape gives ...

a Java framework that provides a standard binding layer between Java classes and JSON documents, and an official reference implementation of the JSON Binding API. JSON-B 1.0 is the current version ...