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How types make hard problems easy
A deep dive into how I use types to the fullest
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 3,433 posts.
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Is stuff online worth saving?
I’ll admit, the question took me back a bit. But I’d say yes, it is.
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Waffle House's Magic Marker System
I thought for sure that I’d previously written about the secret jelly packet & pickle-based system that chefs at the Waffle House use to “store” all of the orde
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Looming Liability Machines (LLMs)
As part of our zoom reading group ( wow, 4.5 years old now ), we discussed a paper that uses LLMs for automatic root cause analysis (RCA) fo...
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My 25-year engineering career retrospective
Reflecting on my engineering career and what I could have done better.
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Approximating sum types in Python with Pydantic
TL;DR: You can use Pydantic’s support for tagged unions to approximate sum types in Python; go right to Sum types in Python (and onwards) to see how it’s done.
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Dmv.org
The majority of US states have something called a "Department of Motor Vehicles," or DMV. Actually, the universality of the term "DMV" seems to be overstated. A more general term is "motor vehicle administrator," used for example by the American Association of Motor Vehicle Administrators to address the inconsistent…
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1,600 days of a failed hobby data science project
I dedicated over 1,600 days to a data science project, only to see it fail. In this article, I share a new checklist I developed to help prevent similar setbacks in the future.
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Map UI – Ghost in the Shell
Map UI (User Interface) for the film “Ghost in the Shell” Copyright Shirow Masamune / Kodansha • Bandai Visual • Manga Entertainment •
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Wide angle lens distortion correction from lines
Hugo Hadfield - Cross stack robotics engineer and computer vision researcher specializing in deep learning, sensor fusion, geometric algebra and applications in self-driving cars and robotic manipulation.
2142
PostgreSQL High Availability Solutions – Part 1: Jepsen Test and Patroni
Note: code used in this article can be found on the Github repo jepsen-postgres-ha .
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Simple Lasts Longer
🗺️ Too many invaders to keep track of; I really don't want to run another database; Web Storage to the rescue
2144
Things You Should Never Do, Part I (2000)
Netscape 6.0 is finally going into its first public beta. There never was a version 5.0. The last major release, version 4.0, was released almost three years ago. Three years is an awfully long tim…
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Asynchronous IO: the next billion-dollar mistake?
Asynchronous IO (also known as "non-blocking IO") is a technique applications use to allow performing of many IO operations without blocking the calling OS thread, and without needing to spawn many threads (i.e. one thread per operation). In the late 1990s/early 2000s, an increasing amount of people using the internet…
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Remote work won, don't let anyone gaslight you to believe otherwise
Bad managers and CRE bagholders lost, competent employees and internet-savvy teams won ...arbitrary authoritarian control over your work-life is so 1900s
2147
Is Matt Mullenweg defending WordPress or sabotaging it?
I realize that many people may not know or care who or what Matt Mullenweg and WordPress are, or why some people are upset about them, but after giving it a lot of thought (okay, about 10 minutes of thought) I decided to write about it anyway. I'm writing
2148
Machines of loving grace: How AI could transform the world for the better
How AI Could Transform the World for the Better
2149
Jon Pretty wins in court against sexual harassment claims by Scala community
I am a Scala developer and speaker who was cancelled three years ago. Yesterday I attended the High Court in London to hear an apology from several prominent members of the Scala community for making untrue claims about me on 27 April 2021. I sued them for libel, and they admitted fault and settled, paying me costs…
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RSA is deceptively simple and fun
While reading Real-World Cryptography , I came across the "million message attack" . This is an attack that Daniel Bleichenbacher demonstrated in 1998, which effectively broke RSA with a particular encoding function called PKCS #1 . It was only mentioned briefly, so I dug in and decided to try to understand the…
2153
I got dysentery so you don’t have to
On turning 30 in a human challenge trial ward.
2154
Memory Mapping an FPGA from an STM32
I teased at this a bit in my previous posts and finally have a setup I’m happy with, so I thought I’d do a more in-depth writeup.
2155
Bcachefs, an Introduction/Exploration
Introduction & background information NOTE: This content is from an internal talk I gave, thus the reason it may read like a presentation So what is …
2156
The Orange Pi 5 Plus
The launch of the Raspberry Pi 5 was a bit… underwhelming, to be honest. Part of that is because the Raspberry Pi Foundation favors incremental improvement ...
2157
The Naz.API Credential Stuffing List
It feels like not a week goes by without someone sending me yet another credential stuffing list. It's usually something to the effect of "hey, have you seen the Spotify breach", to which I politely reply with a link to my old No, Spotify Wasn't Hacked blog post
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If Your World Is Not Enchanted, You're Not Paying Attention
The Convivial Society: Vol. 5, No. 11
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The real data wall is billions of years of evolution
Careful with those human analogies