Node.js

1

What Node.js Is Understand how Node runs JavaScript outside the browser and why non-blocking I/O matters.

Tutorial

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2

Modules and npm Split code into modules, install packages and use package.json scripts.

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3

Reading and Writing Files Work with text and JSON files using the promises API.

Tutorial

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4

Building an HTTP Server Create a server with the built-in http module and route requests by URL.

Tutorial

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5

Express Fundamentals Use Express for routing, middleware and JSON request bodies.

Tutorial

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6

Building a REST API Design resources, methods and status codes for a small CRUD API.

Tutorial

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7

Async, Errors and Environment Handle async errors, centralise error responses and keep secrets in environment variables.

Tutorial

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8

Testing a Node API Write automated tests for routes and logic with the built-in node:test runner.

Tutorial

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9

Project: A Notes API Build a complete notes API with validation, file storage and clean errors.

Project

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