If you’ve written Rust for more than a few days, you’ve probably hit this moment: You’re writing a function, something might fail, and now you’re staring at your screen thinking, “Should I return an Option or a Result?” They both kind of mean “something might go wrong,” but they’re not interchangeable. Let’s break it down in plain English. Option<T> — Sometimes There’s Just Nothing Option is Rust’s gentle way of saying, “Hey, there might be nothing here, and that’s okay.”No

Practice using Rust’s pretty_assertions with exercises that highlight color-coded diffs for clearer test failures and easier debugging.

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