https://hero.handmade.network/episodes
I think it's really cool to see Casey walk through all the steps that go into figuring out how to make the game on stream. I skipped the very beginning, as it was pretty windows specific, but the first episode I watched was really cool:
https://hero.handmade.network/episode/win32-platform/day021
He sets up auto-hot reloading of the C++ game code, to cut down on dev time.
It's actually a large body of work, (more than 100 hours!), and even watching at x2 speed, it'll take a long time to get through all the videos, but I think they are pretty informative, and fun to watch.