Linux
How to Run KDrive AppImage on openSUSE and Fedora
Tired of big tech controlling your cloud storage? Switch to KDrive a privacy-focused, European alternative.
Latest notes Practical AI, Java, open source, sovereignty, and shipping notes from real builds
From Marco
Notes from production work, migration experiments, framework releases, and the odd debugging rabbit hole.
AI in practice LLMs, tooling, and practical experiments
AI
How good is LLM Code? A self-evaluation done by AI
Vibe coding is fun, fast, and sometimes amazing. But after the excitement is over, what is the real quality of the code?
DX
Claude vs. Codex vs. Human Dev: A Reality Check
Can we build professional solutions without checking the code with Claude and Codex?
Java notes Language, JVM, and ecosystem notes
Java
Spring Boot Versions Explorer
SpringDiff lets you compare any two Spring Boot versions side by side — starters, properties, auto-configurations, and release notes in one place.
Java
Spring Boot 4.0 Null Safety: JSpecify Ends a Decade of Fragmentation?
Spring Boot 4.0 adopts JSpecify as its null annotation standard. Find out what changes, why it matters, and how it improves your code with four before/after examples.
Java
Java 26 - the new features
What is coming in Java 26 for developers
Open Source Useful tools, libraries, and ecosystem notes worth keeping close
Sovereignty Digital sovereignty, resilience, and open infrastructure choices
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Recent posts The running archive
DX
Claude vs. Codex vs. Human Dev: A Reality Check
Can we build professional solutions without checking the code with Claude and Codex?
Java
Java 26 - the new features
What is coming in Java 26 for developers
Spring
Spring Annotations: The 2026 Essential Cheat Sheet
Master Spring annotations in 2026: from core stereotypes to new features like native resilience, virtual threads support, and null safety.
Java
Why WordPress bots keep knocking on your Java server
Stop wasting JVM threads on WordPress bots. Here is how to block PHP scanners at the Cloudflare, Nginx, and Spring Security levels to keep your Java logs clean.
Java
Lombok: The Batman of the JRE that saved Java from Boilerplate
Is Lombok a bad citizen or a Superhero?
Java
The Friction Zone: Why mixing Kotlin, Java, Hibernate and Lombok is a technical debt nightmare
Transitioning a legacy Java monolith to Kotlin sounds like a modern developer’s dream, but when that project relies on Hibernate and Lombok, the "100% interoperability" promise quickly unravels. This post explores the deep-rooted architectural conflicts that occur when Kotlin’s opinionated, null-sa…
Java
How to Fix “Port 8080 Already in Use” in Spring Boot (Mac, Linux, Windows)
Learn how to fix the “Port 8080 already in use” error in Spring Boot. Find and kill the process on Mac, Linux, or Windows and prevent future port conflicts.
DX
REST API Guidelines – Real-World Examples from Swiss and Global Organizations
Examples of API guidelines
DX
Slow and expensive - The Madness of software development: Overbuilt, overbudget and over it
Madness of the software building - an insider view
