Move tons of stuff into oldstuff/

oldstuff/rustbook/ownership/Cargo.toml

@@ -0,0 +1,6 @@
+[package]
+name = "ownership"
+version = "0.1.0"
+authors = ["Dan Buch <daniel.buch@gmail.com>"]
+
+[dependencies]

oldstuff/rustbook/ownership/src/main.rs

@@ -0,0 +1,26 @@
+fn main() {
+    let s = String::from("hello world");
+
+    let word = first_word(&s[..]);
+    println!("word={}", word);
+
+    let l = "hello world";
+
+    let word = first_word(&l[..]);
+    println!("word={}", word);
+
+    let word = first_word(l);
+    println!("word={}", word);
+}
+
+fn first_word(s: &str) -> &str {
+    let bytes = s.as_bytes();
+
+    for (i, &item) in bytes.iter().enumerate() {
+        if item == b' ' {
+            return &s[0..i];
+        }
+    }
+
+    &s[..]
+}