Message Delivery Characteristics First some theory about delivery semantics in messaging systems. When a system wants to communicate via a message broker the developer needs a clear understanding of the delivery semantics. At first one needs to know if and how often a message will be delivered to the broker (and potential consumers): At most once - the message is delivered at most once but also not at all.

Some time ago we started to create our own intranet called OpenCoffee, which is a microservice landscape based on our own Spring Boot Starters, a service discovery and an OAuth2…

This is the second article of a springboot & reactjs article series about server side rendering and progressive enhancement. In the first article we have learned how to render a…

This is the first article of a series about server side rendering and progressive enhancement. We will implement a product list that can be sorted by two parameters. Furthermore the…