In Pair Programming sessions, we often exchange tips and tricks. Regardless of experience and title, there is a decent chance for new insights. Today in this blog post, I share my ideas, how to deal with large structures of data encoded in JSON.

Recently we faced an "interesting" problem: We received seemingly random reports for failing logins to our customer's website. Only after a lot of experimenting we could narrow the problem down to specific mobile devices. This forced us to go a level deeper and investigate the problem on the protocol level.

Since Kibana v6.4.0 there are significant improvements and enhancements. Under all these enhancements, a hidden gem and long-awaited feature is finally available: the Static Lookup Field Formatter.

Auditing can mean many different things; sometimes it means saving every state change that occurs in your system on a remote server, and other times it means keeping a history of every state in your database.

Almost two years have passed since I wrote my first integration test for a Kafka Spring Boot application. It took me a lot of research to write this first integration test and I eventually ended up to write a blog post on testing Kafka with Spring Boot. There was not too much information out there about writing those tests and at the end it was really simple to do it, but undocumented. I have seen a lot of feedback and interaction with my previous blog post and the GitHub Gist. Since then spring-kafka-test changed two times the usage pattern and JUnit 5 has been introduces. That means the…