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I recently took some time to try Gleam, the type-safe language that runs on the Erlang virtual machine. For a couple of weeks, I used it to build a little feed aggregator. These are my notes.

If we backtrack to the foundation of our discipline, we’ll land on what testing and design have in common: the pursuit of sustainable software.

Beyond helper functions, trying to remove duplication makes test code worse.

Writing a list is a little bit like getting started and a little bit like letting go.

Leí, días pasados, que el hombre que ordenó la edificación de la casi infinita muralla china fue aquel primer emperador, Shih Huang Ti, que asimismo dispuso que se quemaran todos los libros anteriores a él1. Que las dos vastas operaciones —las quinientas a seiscientas leguas de piedra opuestas a los…

The product of software development is not code but a mental model, a theory: a specific way of explaining the world.

A Kindle integration was a natural extension to my feed reader. I had to learn a couple of things to get it working, so it seemed interesting to document the implementation process.

The fact that we can’t remove essential complexity with a software redesign doesn’t mean that there’s nothing we can do about it. What if the problem definition wasn’t outside of our purview? What if we could get the world to conform to the software, and not just the other way…

Borges y Bioy caminando por las calles empedradas de la noche porteña o sobre el pasto de una estancia bonaerense, entre chicharras y olor a bosta; Bioy y Borges tirándose con argumentos como tenistas —swinging story plots at each other like tennis players— abordando historias como problemas a resolver, con…

Between the '70s and the '90s a lot of the action happened in newsletters and magazines like The Whole Earth Catalog, Byte, or Dr. Dobb's. An anthology of articles from those magazines would tell a compelling history of personal computing: that's a book I'd like to read.