Generics make your code more flexible and easier to read, and they help you avoid ClassCastExceptions at runtime. Get started with this introduction to using generics with the Java Collections ...

When developing Java applications, it is easy to get used to invoking logging on the provided logger via its log level-specific methods.

Often applications that use Java Persistence execute queries that return a collection of objects. Java Platform, Standard Edition (Java SE) 5 introduced a new feature called generics that lets you ...

Sealed classes make Java an even more powerful and expressive language and set the stage for even more sophisticated techniques such as pattern matching, which we'll explore in a subsequent article. A ...