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My first article in this series explained the history behind Apple’s M-series chips, and how they use ARM’s big.LITTLE architecture in heterogeneous multi-processing (HMP) with two types of CPU core. If you haven’t yet watched my presentation for MacSysAdmin 2022, … Read more
If you’ve been online in the past week, you’ve probably seen one or two headlines about the European Union voting in favor of easy-to-replace batteries in smartphones by around 2027. That’s based on a June 14th vote in which the … Read more
Resizable Collections Rule 6: Only use std::array and resizable collections, don’t use raw arrays directly. This is because raw arrays temporarily risk some unsafety when we first make them and when we’re destroying them. There are a lot of ways … Read more
Figma was born on the web—an unconventional start to a design tool, but one we felt product design desperately needed. With a single link, designers could collaborate on in-progress work, sharing early explorations, rather than safeguarding designs until they felt … Read more
Writing these posts is a past-time right now as my full time job is educating (mostly) undergraduate college students. I will always deliver content, but I could really use your help. If you’re willing, please support me at Patreon (sgmarz) … Read more
#byAshleyMcIntyre “Turning Vincent” by Anna Kluza Directed by Dorota Kobiela and Hugh Welchman, Loving Vincent (2017) — the Vincent van Gogh biopic — is unlike anything you’ve ever seen before. That’s because it is the world’s first, ever, fully painted … Read more
One common complaint from industrial users of Haskell is that of compilation times: they are sometimes painfully slow. Some of that slowness is difficult to avoid—no matter how you slice it, typechecking and optimizing Haskell code takes a lot of … Read more
It began with what seemed like a final mundane touch to my home server setup for hosting Time Machine backups: I wanted it to automatically sleep when idle and wake up again when needed. You know, sleep on idle — … Read more
“I sound my barbaric yawp over the rooftops of the world” , from Song of Myself by Walt Whitman. Spring 2020: Alphorns, also known as Alpine Horns or Alpenhorns, make a warm, rich, sonorous, mysterious sound; their history is old … Read more
A while ago at $work, we had a performance issue with one of our core Python libraries. This particular library forms the backbone of our 3D processing pipeline. It’s a rather big and complex library which uses NumPy and other … Read more