Hello, web-surfer! I'm Cézar, a software engineer from Santa Catarina

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How to Use SonarQube in Neovim

This is an article I wanted to read many years ago, but no one ever wrote anything similar. It took me several years to configure SonarQube in Neovim, and now that it works, I want to teach the step-by-step process and all the details that need to be taught.
Jul 31, 2026 — 6 min read
neovim linux
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Why NixOS didn't work out for me as a web developer

Reproducible builds, broken binaries, and disk space battles. Why I left NixOS for Void Linux and Fedora.
Jun 30, 2026 — 2 min read
linux
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NixOS + Old NVIDIA: How to survive driver 595 (GTX 750 Ti / Maxwell)

After updating NixOS, NVIDIA driver 595 started failing on Maxwell GPUs (like GTX 750 Ti), generating the error "No such device". In this article, I show the real cause of the problem and how to fix it by pinning version 580 with mkDriver, including full configuration and necessary hashes.
Apr 5, 2026 — 2 min read
vivaolinux
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