Leonard coached various companies on automating builds and plumbing deployment pipelines. All things configuration as code and cloud infrastructure are his main interests these days. He originally hails from Kuching, Malaysia, and currently lives in the outskirts of Oslo, Norway. He claims that he enjoys the picturesque nature and unpredictable weather, and try to prove it by kayaking in the fjords. Furthermore, he loves to immerse himself with diving in the tropics.

Presentations

23x

When is the fix available? A 5-Minute Guide to Tracking Nixpkgs PRs!

You saw that a PR with a fix being made available to Nixpkgs. It’s approved! It’s merged! But when you run nix flake update, your changes are nowhere to be found. Where did they go?

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23x

The Giant Immutable LEGO Set: Demystifying the Nix Store

Ever looked inside /nix/store and felt immediate confusion? You aren't alone. For many, the "magic" of Nix is hidden behind cryptic hashes and the mysterious "derivation." This talk strips away the jargon to explain how Nix actually works using a simple metaphor: a giant, immutable LEGO set. We’ll explore how Nix builds software in total isolation, why your system can’t "break" like traditional distros, and how every package is just a recipe waiting to be snapped into place.

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