X-Git-Url: https://git.ralfj.de/rust-101.git/blobdiff_plain/e7d7a4a73b044faa7f3959b9c48e1919bef0d54e..d5cee5ca7d257faea7f68b8812bf4d1a88ab5229:/src/main.rs?ds=inline

diff --git a/src/main.rs b/src/main.rs
index c20a47d..69d9ca7 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -2,7 +2,7 @@
 // ===================
 // 
 // This is [Rust-101](https://www.ralfj.de/projects/rust-101/), a small tutorial for
-// the [Rust language](http://www.rust-lang.org/). It is intended to be an interactive,
+// the [Rust language](https://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.
 // 
@@ -28,19 +28,21 @@
 // a garbage collector) or vice versa. Rust can run without dynamic allocation (i.e., without
 // a heap), and even without an operating system. In fact, Rust rules out more classes of bugs
 // than languages that achieve safety with a garbage collector: Besides dangling pointers and
-// double-free, Rust also prevents issues such as iterator invalidation and data races.
+// double-free, Rust also prevents issues such as iterator invalidation and data races. Finally,
+// it cleans up behind you, and deallocates resources (memory, but also file descriptors and really
+// anything) when you don't need them anymore.
 // 
 // 
 // Getting started
 // ---------------
 // 
 // You will need to have Rust installed, of course. It is available for download on
-// [the Rust website](http://www.rust-lang.org/). Make sure you get at least version 1.2.
+// [the Rust website](https://www.rust-lang.org/). Make sure you get at least version 1.3.
 // 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)
+// Next, fetch the Rust-101 source code from the [git repository](https://www.ralfj.de/git/rust-101.git)
 // (also available [on GitHub](https://github.com/RalfJung/rust-101), and as a
 // [zip archive](https://github.com/RalfJung/rust-101/archive/master.zip) in case you don't have git installed).
 // 
@@ -63,7 +65,7 @@
 // 
 // ### Basic Rust
 // 
-// * [Part 04: Ownership, Borrowing](part04.html)
+// * [Part 04: Ownership, Borrowing, References](part04.html)
 // * [Part 05: Clone](part05.html)
 // * [Part 06: Copy, Lifetimes](part06.html)
 // * [Part 07: Operator Overloading, Tests, Formating](part07.html)
@@ -117,4 +119,4 @@ fn main() {
 // * [Rust by Example](http://rustbyexample.com/)
 // * The [Rust Subreddit](https://www.reddit.com/r/rust/)
 // * A [collection of links](https://github.com/ctjhoa/rust-learning) to blog posts, articles, videos, etc. for learning Rust.
-// * For the IRC channel and other forums, see the "Community" section of the [Rust Documentation index](http://doc.rust-lang.org/index.html)
+// * For the IRC channel and other forums, see the "Community" section of the [Rust Documentation index](https://doc.rust-lang.org/index.html)