Another way to use an asynchronous callback function is to use the CompletableFuture API. This powerful API, introduced in Java 8, facilitates executing and combining asynchronous method invocations.

What you’ll learn in this Java tutorial In this article, you’ll learn what assertions are, how to write them, and how to use them in your Java programs: Before JDK 1.4, developers often used ...

Here's how Java 21 virtual threads work. How to use parallel streams in Java with virtual threads Virtual threads in Java currently lack integration with the stream API, particularly for parallel ...

Here is the functional Consumer interface example implemented using a somewhat verbose lambda expression: The functional Consumer interface is used extensively across the Java API, with a number of ...

See also: How to use classes in Java To see this in action, we need to find a Web API that we can use readily. In this example, we will be using JSON Placeholder. This is a free REST API ...