In this article I’m going to talk about a simple problem: how to avoid inserting overlapping records in a database. First when you think about the problem it seems to be very easy to solve. Is it really? Problem Let’s say we have a business entity of which value is only…

I came across an interesting problem on my journey from legacy land into the promised land of Kubernetes heaven. There’s a CI infrastructure in the old environment with a git repository, a Jenkins build server and a Nexus artifact repository. And there’s one environment in the cloud with a nice…

It’s 2018. Kubernetes won the container orchestration battle. Some of us are jealously reading those articles by the Silicon Valley startups (yeah maybe they are already in your city, too!) but then we go back to our good old legacy systems. Trunk-based development, containers in the cloud are on the…