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

How to use Java’s var keyword Packaged as part of the 2018 version 10 release, the Java var reserved word introduced type inference to the strongly typed Java programming language.

The Java ecosystem is constantly evolving, and the inability to directly use virtual threads with parallel streams is likely a temporary limitation. As virtual threads mature, we can expect better ...