X-Git-Url: https://git.ralfj.de/rust-101.git/blobdiff_plain/229b86d07e94cd3ec175051a44b3f3cb45b40b65..a115b75de6e7e85f8799a77e2998ab1a24743e06:/src/main.rs diff --git a/src/main.rs b/src/main.rs index 2f4b705..4ecf632 100644 --- a/src/main.rs +++ b/src/main.rs @@ -5,14 +5,10 @@ // tutorial for the [Rust language](http://www.rust-lang.org/). // It is intended to be an interactive, hands-on course: I believe the only way to // *really* learn a language is to write code in it, so you should be coding during -// the course. I am writing this with a tutorial situation in mind, i.e., -// with a teacher being around to guide students through the course and answer -// questions as they come up. However, I think they may also be useful if you -// work through them on your own, you will just have to show more initiative yourself: -// Make sure you actually type some code. It may sound stupid to manually copy code -// that you could duplicate through the clipboard, but it's actually helpful. -// If you have questions, check out the "Additional Resources" below. In particular, -// the IRC channel is filled with awesome people willing to help you! I spent +// the course. +// +// If you have any questions that are not answered here, check out the "Additional Resources" +// below. In particular, the IRC channel is filled with awesome people willing to help you! I spent // lots of time there ;-) // // I will assume some familiarity with programming, and hence not explain the basic @@ -30,7 +26,7 @@ // cost. This is combined with the comfort of high-level functional languages and guaranteed // safety (as in, the program will not crash). The vast majority of existing // languages sacrificies one of these goals for the other. In particular, the -// first requirement rules out a garbage collector: Rust can run "mare metal". +// first requirement rules out a garbage collector: Rust can run "bare metal". // In fact, Rust rules out more classes of bugs than languages that achieve safety // with a GC: Besides dangling pointers and double-free, Rust also prevents issues // such as iterator invalidation and race conditions. @@ -43,17 +39,18 @@ // [the Rust website](http://www.rust-lang.org/). You should go for either the "stable" // or the "beta" channel. More detailed installation instructions are provided in // [the second chapter of The Book](https://doc.rust-lang.org/stable/book/installing-rust.html). +// This will also install `cargo`, the tool responsible for building rust projects (or *crates*). // Next, fetch the Rust-101 source code from the [git repository](http://www.ralfj.de/git/rust-101.git) -// (also available [on GitHub](https://github.com/RalfJung/rust-101)). -// To generate your workspace, run `make workspace` (this needs GNU sed). I suggest you now copy the -// `workspace` folder somewhere else - that will make it much easier to later update the course without +// (also available [on GitHub](https://github.com/RalfJung/rust-101), and as [zip archive](https://github.com/RalfJung/rust-101/archive/master.zip)). +// There is a workspace prepared for you in the `workspace` folder. I suggest you copy this +// folder somewhere else - that will make it much easier to later update the course without // overwriting your changes. Try `cargo build` in that new folder to check that compiling your workspace succeeds. // (You can also execute it with `cargo run`, but you'll need to do some work before this will succeed.) // -// If you later want to update the course, do `git pull` followed by `make workspace`. Then copy the files -// from `workspace/src/` to your workspace that you did not yet work on. (Of course you can also copy the rest, -// but that would replace all your hard work by the original files with all the holes!) +// If you later want to update the course, do `git pull` (or re-download the tip archive). +// Then copy the files from `workspace/src/` to your workspace that you did not yet work on. (Of course you can also +// copy the rest, but that would replace all your hard work by the original files with all the holes!) // Course Content // -------------- @@ -62,7 +59,7 @@ // mechanisms like pattern matching and traits. Parts 04-06 introduce the heart of the language, the ideas // making it different from anything else out there: Ownership, borrowing, lifetimes. In part 07-??, we // continue our tour through Rust with another example. Finally, in parts ??-??, we implement our own -// version of `grep`, exhibiting useful Rust features as we go. +// version of `grep`, exhibiting some more Rust features as we go. // // Now, open `your-workspace/src/part00.rs` in your favorite editor, and follow the link below for // the explanations and exercises. Have fun!