- rustup = nvm
- Cargo = npm
- **creates.io"" = npm site
- mut means mutalble
- & = can access pieace of data without needing to copy that data into memory multiple times (
&mut
for mutable reference) - An arm has two parts: a pattern and some code
- monomorphization in rust????
{:#?}
is for debugging along with println! macro i.eprintln!("{:#?}")