Digital Frontiers — Das Blog

Tests are important, especially in the world of reactive programming. And the StepVerifier is just the perfect tool for that matter!

A spring-native declarative HTTP client for all the lovers of OpenFeign including WebClient support

Leveraging Axon Framework to handle client-side correlation ids using dedicated generic events

Builders in Lombok are amazing. However, sometimes you have to think outside the box a little for a satisfactory solution.

In the last years, most Linux distributions migrated to systemd. Let’s have a look at how we could use systemd to start our applications.

This is the story of a performance problem with Postgres that required tearing apart every part of the tech stack, scratching the realms of…

How to integrate WebAuthn in your project using spring security? We present a minimal sample that allows you to make use of WebAuthn with…

Rust is a great language but is it a good fit for embedded development? This post will guide you through the set-up of the embedded…

Spring’s MessageConverters are a powerful tool to convert HttpRequests. This easy-to-use guide helps youcreate your own MessageConverter.

SAST, DAST and IAST are different categories of security testing scanners. Each category has a special goal and unique features.

Get the most out of your errors by learning the basics of debugging in a reactive environment

As a side project, I set out to develop a game client for a popular MMORPG. Since there would be lots of mangling with bytes required, I…