Jennifer Dahm

The `first_word()` example in Section 4.3 currently iterates over the `String`'s individual bytes, rather than Unicode characters: ```rust fn first_word(s: &String) -> &str { let bytes = s.as_bytes(); for (i,...

(Apologies in advance if I'm not using the right terminology, and for the wall of text.) I'd like to be able to add aliases for some of my constants. As...