Unit tests require a granularity that is hard to achieve when testing components inside of a server-side container — which is exactly why some test-driven developers use Jakarta Cactus. Cactus extends ...

Get an overview of Spring Integration’s out-of-the-box event-driven messaging architecture, which you can use to coordinate messages, channels, adapters, and gateways. Then practice using ActiveMQ and ...

The first decision to kick off a greenfield Java project usually sounds breezy: "Let's start with Spring Boot, it's everywhere." A few days in, someone mutters that Quarkus boots faster and saves ...