How Not to Node.js. A handbook to avoid common Node.js pitfalls and build cleaner, faster, and production-ready apps (ebook) Woźniki

Node.js makes it easy to get started, but just as easy to get things wrong.How Not to Node.js takes a practical, no-nonsense approach to uncovering the most common mistakes developers make, and shows you exactly how to avoid them.The book is structured around real-world anti-patterns, guiding you through how to identify, understand, and fix problematic code. You’ll start by learning how patterns and anti-patterns shape application design, before diving into asynchronous pitfalls, event loop behavior, and error handling. As you progress, you’ll explore architectural concerns such as logging, middleware design, environment management, and API reliability.By the end, you won’t just know how to write Node.js code, you’ll know how to avoid writing bad Node.js code, building applications that are clean, scalable, and production-ready. Spis treści: 1. Understanding the Concept of Patterns and Anti-Patterns 2. Spotting and Solving Anti-Patterns 3. Staying Away from Smelly Code 4. Dealing with the Most Common Anti-Patterns in Node.js 5. Understanding Promises and Callbacks 6. Dangling Promises and Uncaught Exceptions 7. Dealing with Timers and the Event Loop 8. Best Practices with Event-Based Code 9. Understanding When and How to Log 10. Extracting the Best of Middlewares 11. What are hot and cold functions 12. Error Handling Done Right 13. Creating the Best API with Timeouts, Response Codes, and Rate Limiting 14. Taking Control of Your Environment 15. How the Garbage Collector can be your Friend 16. Knowing your Objects with Object Shapes and Hidden Classes 17. Memory Leaks and Where They Come From 18. Summary and finalization O autorze: Lucas is an engineer with 10+ years in software, specializing in Node.js, Kubernetes, serverless, and cloud. Google Developer Expert, Docker Captain, Microsoft MVP, and the first Brazilian TypeScript Champion. He's a tech author at iMasters and freeCodeCamp, community organizer, and instructor at Alura. He is passionate about building efficient solutions and helping developers grow.