Server Basics

What you'll learn

• ✦Explain what a server does and how ports and localhost work
• ✦Trace a request from client to handler to response
• ✦Map routes to handlers and return correct status codes
• ✦Set the right headers and content types on a response
• ✦Configure a server with environment variables and keep secrets out of code
• ✦Read logs, handle errors, and run common shell commands
• ✦Describe how a server gets built, run, and deployed behind a reverse proxy over HTTPS
• ✦Connect to a database, chain middleware, and track logged-in users with sessions
• ✦Cache responses, rate-limit abuse, and keep a server healthy and observable

Syllabus