RabbitMQ

Understanding Queues: RabbitMQ with Java 25 and Spring Boot 4.2

A RabbitMQ tutorial from zero: every term on a drawing, a Spring Boot 4.2 app, and the failures that bite in production, from confirms that confirm nothing to a shared connection that deadlocks. Every claim is a test against RabbitMQ 4.4, and it ends with a puzzle.