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

Virtual threads in Java currently lack integration with the stream API, particularly for parallel streams. Here's how a JDK 22 preview feature addresses the problem.

By a 6-2 vote, the nation's highest court held that Google's copying of Oracle's Java API was fair use. The ruling means Google won't have to pay billions of dollars in damages to Oracle.

Java 9 introduces the Stack-Walking API as a more performant and capable alternative to the StackTraceElement – and SecurityManager -related APIs.