Service Workers. I know what they are and even have it baked into my blog care of Gatsby, but I'd really like to get a deeper understanding of them and the best way to do that is from a Google Sponsored course, i.e. free, of Dave Geddes's, Service Workies.
Here's what I'm looking to learn in 2019.
In no particular order:
Consider Using TypeScript
Nick Taylor
He also has some other great courses
Awesome. WASM looks pretty promising and I'm going to try to learn it, too.
Here's another good resource for service workers: serviceworke.rs/