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

Let me show you how. First, we’re going to install Java 17 and Java 18, so you can see how the switching is done. To install Java 17, open a terminal window and issue this command: ...

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 ...