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Finger: the 1971 social network that never died
It will surprise more than a few of you to hear that the first social network dates back to 1971. No accounts, no algorithm, no central server. Your…
Andros Fenollosa
Product Owner and Full-stack developer with experience in web technologies. Passionate about functional programming, writing technical books, teaching courses, and maintaining open source projects.
- Popular posts
- 9
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- 2,011
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- #834 personal
Visit en.andros.dev → RSS feedOn Hacker News Dec 2025 – Aug 2026
Software Engineering 6Web & Frontend 5Tools & Productivity 2Networking & Internet 2Life, Learning & Writing 1History & Retro Computing 1
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From zero to a RAG system: successes and failures
A few months ago I was tasked with creating an internal tool for the company's engineers: a Chat that used a local LLM. Nothing extraordinary so far…
3
HTML over WebSockets: real-time SPAs with barely any JavaScript
Building a SPA (Single-page Application) is a complex puzzle: a JavaScript framework that draws the view, an API serving JSON, and 2 independent…
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I joined the IndieWeb, here's what I learned
Driven by curiosity, I decided to find out what the IndieWeb tag that kept showing up on some blogs and Mastodon toots was all about. I quickly…
5
Modern email can be built from borrowed parts
Let's design the successor to email on top of HTTP, fixing the design flaws SMTP has been dragging along for 40 years. Piece by piece. The goal is…
6
I built a GPU back end for Emacs
A few months ago I became obsessed with a silly question: why does my Emacs, on a laptop with a perfectly capable GPU, draw all of its text using the…
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Doom in Django: testing the limits of LiveView at 600.000 divs/segundo
Based on the latest tests I've published, Django LiveView appears to be the fastest dynamic frontend (I'm sure more variables can be measured). OK…
8
I don't recommend Tailwind CSS
Tailwind CSS is a very popular CSS framework among web developers. With no prior graphic design knowledge, it solves the standardization of spacing…
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Emacs Is a Lispboard
What would have happened if Emacs' default buffer had been a terminal emulator? Conceptually, from the outside, it would be perceived as a terminal…