Notizblog [notI`z. `blok]: a personal blog about development and stuff.
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Spec Driven development
Over the past month, I’ve experimented with various approaches to make AI-driven development more productive—shifting from vibe coding to structured, context- and spec-driven workflows. This journey reflects a clear evolution: from ad-hoc solutions to professionalized workflows, and finally to streamlined automation. In my blog post from September 2025, I outlined how context engineering is transforming…
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AI and OSGi: When the Parrot Doesn’t Know the Words
After my experience with AI and OSGi, as can be read in the last blog, I really wanted to know how good AI is with OSGi. I have to admit, AI is really at its boundaries regarding a technology that wasn’t the main technology back then and is now. Because of my experience while working…
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OSGi-Revival – Classloader-Isolation and Hollywood-Pattern supported by AI
Background Thanks to a colleague, I was „forced“ to give an internal talk about something I did extensively in the past. More than ten years ago, I was very active in open-source software development, contributing features to the Apache Karaf ecosystem, including work on the PAX Web OSGi Server (based on Jetty, Tomcat, or Undertow).…
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Model Showdown: Which LLM Gives You the Most Bang for Your Buck?
How I tested different AI models in cline and GitHub Copilot—and why some of them made me rage-quit. I’ve been pushing various LLM models to their limits, trying to squeeze out the best performance for AI-assisted development. My tools of choice: cline and GitHub Copilot, both integrated into VS Code. cline’s killer feature? Separate models…