Update link

Author: steveklabnik

README.md

@@ -7,7 +7,7 @@ Learn Rust with examples (Live code editor included)
 ## Using
 
 If you'd like to read Rust by Example, you can visit
-[https://rustbyexample.com/](https://rustbyexample.com/) to read it online.
+[https://doc.rust-lang.org/stable/rust-by-example/](https://doc.rust-lang.org/stable/rust-by-example/) to read it online.
 
 If you'd like to read it locally, [install Rust], and then: