Use Java assertions to test your assumptions about program correctness and check them in your code.

Learn how to use synchronous and asynchronous callbacks in Java—including callbacks with lambda expressions, CompletableFuture, and more.

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.

However, operator utilities is a special toggleable tab in Minecraft Java Edition creative mode that allows you to get any special technical block or item directly from the inventory GUI.