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git commit●fetch()●SELECT *●HTTP 200●localhost:3000●branch●flexbox●POST /api●INDEX●status 404●merge●JSON●git commit●fetch()●SELECT *●HTTP 200●localhost:3000●branch●flexbox●POST /api●INDEX●status 404●merge●JSON●

Server Basics

M1Servers 101Free

What is a server?
Ports and localhost
The request lifecycle
How a request finds your server

M2Routing & responsesLocked

Routes and handlers
HTTP methods
Status codes
Headers and content types
Server console playground

M3Running real serversLocked

Environment variables
Logging and errors
Command line basics
Deployment basics
HTTPS and security basics

M4Talking to data & servicesLocked

Connecting to a database
Middleware
Sessions, cookies & auth

M5Scaling & staying healthyLocked

Caching responses
Rate limiting & abuse
Health checks & monitoring

Courses/Server Basics/Ports and localhost

Servers 101 · Lesson 2 of 20

Ports and localhost

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