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  • 2026-01-27

    Fun with Yubikeys: Hardware-Backed Kubernetes Auth

    The private key that grants admin access to your Kubernetes cluster shouldn’t live in ~/.kube/config. It shouldn’t live on your filesystem at all. I …

  • 2024-04-05

    A History of Source Control Systems: SCCS and RCS (Part 1)

    Updates April 7th, 2024 I received an email from Marc Rochkind. He recounts some details of the creation of SCCS. I attached the email at the end of …

  • 2024-02-13

    I want to like Nushell

    I don’t like bash, I don’t like zsh, but I am stuck with them. I tried fish and oil, but somehow never got the hang of it (note… i should revisit …

  • 2024-01-22

    Phantom Types

    UPDATE Wed 24th, 2024: This article was originally called “Nominal Types”. A few people on lobste.rs and r/programming pointed out that naming this …

  • 2024-01-16

    Communicate State

    A few years back, I was invited to a set of executive reviews of various infrastructure projects, both as a presenter and a reviewer. Two of those …

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