https://www.labcraft.dev/blog Field notes on systems and the craft of teaching them, from the team building LabCraft. en-us Mon, 10 Aug 2026 22:05:01 GMT https://www.labcraft.dev/blog/nix-didnt-hang-it-was-evaluating-the-world https://www.labcraft.dev/blog/nix-didnt-hang-it-was-evaluating-the-world Mon, 03 Aug 2026 12:00:00 GMT A beginner's first nix search looked like a tiny lookup and behaved like a memory benchmark. We pinned the installer, pinned nixpkgs, and baked the eval cache so the lesson could start with Nix, not the OOM killer. Engineering Nix Reproducibility https://www.labcraft.dev/blog/into-public-beta https://www.labcraft.dev/blog/into-public-beta Sat, 01 Aug 2026 12:00:00 GMT LabCraft is free during the public beta. Start the Nix course in your browser, work on a real machine, and learn by fixing the failures Nix beginners commonly hit. Announcement Nix NixOS https://www.labcraft.dev/blog/introducing-labcraft https://www.labcraft.dev/blog/introducing-labcraft Tue, 07 Jul 2026 12:00:00 GMT Learn Nix on a real VM that's yours to break, with chapters built around the failures everyone hits and checks that inspect what actually ran on the box. Announcement Nix