Learn Rust in a Month of Lunches

18 Rust on your computer

This chapter covers

• Cargo, Rust’s package manager
• cargo doc, Rust’s documentation tool
• Working with user input
• Using files

We have seen that it is possible to learn almost anything in Rust just using the Playground. But if you have read this far in the book, you probably already have Rust installed on your computer. And there are always things that you can’t do with the Playground, such as working with files or writing code in more than just one file. Some other things that are best done on your computer for are user input and command-line arguments. But most important is that with Rust on your computer, you can use external crates. We have already learned a few crates, but the Playground only has access to the most ...