Searching and intcode

Blackboards and binary search

Remembering things when the game engine doesn't remind you

Adventures in polymorphism

Langton's ant, and more Intcode

In which Neil gets confused by numbers.

Back to the Intcode, tweaking some low-level bits

Some gentle data reshaping

When building your own concurrent scheduling system is the easy way.

The joys of not over-thinking the problem

Monad stacks, and debugging when things go wrong

Disarmingly straightforward.

The joys of abstractions that stay unchanged when the requirements do

Starting on monads early!

Beginner-friendly description of solving Day 1.