Preface 1. Systems Programmers Can Have Nice Things Rust Shoulders the Load for You Parallel Programming Is Tamed And Yet Rust Is Still Fast Rust Makes Collaboration Easier 2. A Tour of Rust rustup and Cargo Rust Functions Writing and Running Unit Tests Handling Command-Line Arguments Serving Pages to the Web Concurrency What the Mandelbrot Set Actually Is Parsing Pair Command-Line Arguments Mapping from Pixels to Complex Numbers Plotting the Set Writing Image Files A Concurrent Mandelbrot Program Running the Mandelbrot Plotter Safety Is Invisible Filesystems and Command-Line Tools The Command-Line Interface Reading and Writing Files Find and Replace 3. Fundamental Types Fixed-Width Numeric Types Integer Types Checked, Wrapping, Saturating, and Overflowing Arithmetic Floating-Point Types The bool Type Characters Tuples Pointer Types References Boxes Raw Pointers Arrays, Vectors, and Slices Arrays Vectors Slices String Types String Literals Byte Strings Strings in Memory String Using Strings Other String-Like Types Type Aliases Beyond the Basics