underreacted

posts i haven't written yet

physics as a game loop. part 1: objects and waves

suppose you're developing a theory of how the world works.

dan
June 02, 2026
11

japanese verb conjugation the simple hard way

japanese verbs are awesome. you can take the dictionary form of a verb (for example, "taberu", to eat) and turn it into many forms:

dan
May 21, 2026
1

atproto made simple: granular permissions

you're working on an atproto app that needs to write some records to your own collection like app.example.post or app.example.like.

dan
April 13, 2026
1

atproto made simple: publishing lexicons

i find some atproto documentation extremely confusing. the section about publishing lexicons is one of those parts that makes me want to tear my hair out. it sounds so hopelessly complicated.

dan
April 13, 2026

slop lasagna

i think i might have first heard this from Ryan Florence. the idea is that code is often garbage, but react components are nice because they divide that garbage into boxes that are individually replaceable.

dan
January 28, 2026

my first week of vibecoding

it's quite good if you know what you're doing

dan
October 10, 2025
4

how to manage your AT Lexicons with lpm

if you're writing an AT application you probably have a lexicons folder in your repo with all of your Lexicons in JSON.

dan
October 09, 2025
1

we can just do things

"you can just do things".

dan
September 30, 2025
7