A preview feature in JDK 22 combines the strengths of virtual threads and parallel streams to improve optimization and performance. Here's how it works.

A preview feature in Java is one that is not yet added permanently even though its design, specification, and implementation are complete. Presently Java has quite a few preview features in the ...

This article gives a tour of some of the most essential functional programming operations in Java collections, using the built-in lambda features of Java 8 and later.

In this Struts 2 file upload example we show you to take a local resource and upload it to a remote Java application server. All a developer needs is a file, a browser and an Internet connection ...