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Developer Advocate with 15+ years experience consulting for many different customers, in a wide range of contexts (such as telecoms, banking, insurances, large retail and public sector). Usually working on Java/Java EE and Spring technologies, but with focused interests like Rich Internet Applications, Testing, CI/CD and DevOps. Also double as a trainer and triples as a book author.
- 2024 in retrospective (2025-01-05)
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For the first post of 2025, I’m continuing my retrospective series. As last year, before diving in into the report proper, I’d like to remind you that Ukraine is still fighting for its survival after nearly 3 years and countless Russian war crimes. The civilized world can’t allow rewarding the invasion of a sovereign country, lest we see more invasions. Remember that in 1938, in Munich, European 'leaders' acknowledged Hitler’s annexation of Czechoslovakia’s Sudeten[…]
- An example of HACS: Adaptive Lighting (2024-12-22)
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In the previous post of this focus, we replaced Philips Hue automation with the one from Home Assistant. One significant gap we noticed was that Home Assistant doesn’t automatically adjust the brightness according to the time of the day, a feature Philips Hue offers. In this post, we are going to address this gap. The first step when wanting to add a feature to Home Assistant is to browse through available integrations. While there was no out-of-the-box integration, I discovered an altern[…]
- A solution to the problem of cluster-wide CRDs (2024-12-15)
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I’m an average Reddit user, scrolling much more than reading or interacting. Sometimes, however, a post rings a giant red bell. When I stumbled upon If you could add one feature to K8s, what would it be?, I knew the content would be worth it. The most voted answer is: Namespace scoped CRDs A short intro to CRDs Kubernetes comes packed with existing objects, such as Pod, Service, DaemonSet, etc., but you can create your own: the latter are called Custom Resource Definitions. Most o[…]