16. NodeJs | Error Handling Made Easy (Centralized Middleware)

Описание: Stop writing try...catch blocks everywhere! In this lesson on building robust applications, we'll refactor our code to use a single, centralised error handler. Learn how to create custom error-handling middleware in Express that catches all errors from anywhere in your application, preventing crashes and keeping your code clean and DRY (Don't Repeat Yourself).

What you'll learn:

The problem with scattered try...catch blocks.
How to create a custom Express error-handling middleware.
How express-async-handler automatically passes errors to your handler.
Writing one single, reliable place to manage all application errors.