Rust for Rustaceans

1 Foundations

As you dive into the more advanced corners of Rust, it’s important that you ensure you have a solid understanding of the fundamentals. In Rust, as in any programming language, the precise meaning of various keywords and concepts becomes important as you begin to use the language in more sophisticated ways. In this chapter, we’ll walk through many of Rust’s primitives and try to define more clearly what they mean, how they work, and why they are exactly the way that they are. Specifically, we’ll look at how variables and values differ, how they are represented in memory, and the different memory regions a program has. We’ll ...