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.

UserController.java: The web controller that provides the log-in API. UserService.java: An interface for finding users. Used by TokenAuthenticationService to recover the user via the token info.

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

RESTful parameters promote an ease of use and resource access, but an improper setup can plague your search features and open the door for improper queries and paths that are difficult to fix.

While you might be familiar with APIs, we'll get into how they work and how they can be used in this tech project, using low-code programming to check the weather with your home lab.