UNIX

macOS for Linux admins (2022 refresh)

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If you're familiar with Linux, this is everything you need to know about macOS...

Ontario's Computer Part 2: The LEXICON Server

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In this follow-on to my previous blog post, I'll examine the brains behind the Burroughs ICON computer: the LEXICON server that all ICONs connected to across an ARCNET network.

Ontario's Computer: The Burroughs ICON

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Back in 1984, the Ontario government made their own computer for the school system, but ordered school boards to send them all to landfill a decade later. In this post, you'll explore one that survived and learn why it was cool.

Using Asahi Linux as a developer workstation

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Linux now runs natively on M1-based Macs. And it's super fast!

Configuring the i3 Window Manager

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i3 is an incredibly powerful tiling window manager that is often used by software developers and Linux/UNIX administrators. In this post, I'll show you how to configure and use it.

The Power of RISC architecture

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RISC architecture has been around for a very long time. But today, we're really starting to see its benefits in computing.

SPARCbook teardown

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In a 2019 blog post, I explored a SPARC-based laptop from the 1990s running Solaris UNIX. In this post, I run through a teardown of the laptop to explore its hardware design.

Kubernetes Quickstart

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Kubernetes is the most powerful container orchestrator used in the cloud today. In this blog post, I'll discuss how you can set up a simple Kubernetes cluster for learning and experimentation.

Installing a fast Linux server on an M1-based Mac

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Whether you're learning the Linux operating system, using Linux to manage your server fleet, performing a cybersecurity penetration test using Linux tools, or testing the Web apps you’ve created on a Linux server, you can do it at near native speed without costly software on an M1-based Mac system.

ARM on the desktop is here to stay

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It's been a long time coming, but desktop ARM computing is now mainstream and the implications for the cloud are tremendous.