Enter one crate such as thread and run cargo run.
I have a plan to write a book about conncurrency programming via rust. The below is the contents of it and this repo contains all source codes.
Introduces Threads in std and concurrency libs.
Introduces Thread pool for std thread.
Introduces async feature.
Introduces synchronization primitives contains containers and primitives in std lib.
Introduces concurrency collections in std lib.
Introduces starting and executing a new process in the easy way.
Introduces each channels such as mpsc, mpmc and broadcasters.
Introduces timer and ticker.
Introduces parkiung_lot.
Introduces crossbeam.
Introduces rayon.
Introduces tokio.
some special synchronization primitives and concurrency libs only for special single purpose.