Rust File I/O Tutorial: Build a Persistent Todo App with Modules | Rust by Examples #6

🦀 Learn how to add file persistence to your Rust applications! In this tutorial, we'll extend our Todo List app to save and load data from a file, so your tasks survive between program runs. 📚 What you'll learn: ━━━━━━━━━━━━━━━━━━━━━━ 📦 Rust modules (mod, pub) for organizing code 💾 File I/O with std::fs (read_to_string, write) ⚠️ Error handling with Result and the ? operator 📝 Parsing and serializing data to text files 🛠️ Building a complete CLI app with persistence 🎯 This is part 6 of the Rust by Examples series, where we build practical projects to learn Rust programming. ━━━━━━━━━━━━━━━━━━━━━━ ⏮️ Previous: Lesson 05 - In-Memory Todo List ⏭️ Next: Lesson 07 - Coming Soon! ━━━━━━━━━━━━━━━━━━━━━━ #rust #rustlang #programming #tutorial #fileio #modules #beginners