Topic Cluster
HTTP Basics
Beginner-friendly HTTP concepts, message structure, and protocol mental models.
HTTP GET Method: Complete Guide with Examples
Learn how the HTTP GET method works. Understand when to use GET requests, query parameters, caching, and best practices with real-world examples.
HTTP POST Method: Complete Guide with Examples
Learn how the HTTP POST method works. Understand when to use POST requests, request bodies, form submissions, and API calls with practical examples.
201 Created
Resource successfully created. Learn when to use 201 Created, proper response format, and best practices for creation endpoints.
HTTP 200 OK: Success Response Explained
Learn what HTTP 200 OK means, when servers return it, and how to handle successful responses in your applications.
HTTP 404 Not Found: What It Means and How to Fix It
Learn what a 404 Not Found error means, why it happens, and how to fix it. Complete guide with examples for developers and users.
Content-Type Header: Complete Guide to MIME Types
Learn how the Content-Type header works. Understand MIME types, charset encoding, and how to set the correct content type for APIs, forms, and file uploads.
How HTTP Works: The Complete Guide
Learn how HTTP works with interactive examples. Understand requests, responses, methods, headers, status codes, and the complete request lifecycle in minutes.
More Topic Clusters
HTTP Fundamentals
Core HTTP primitives and baseline concepts every web engineer should know.
HTTP Performance
Caching, compression, connection behavior, and practical latency optimization topics.
HTTP Troubleshooting
Error diagnosis, status code debugging, and production-safe HTTP troubleshooting workflows.
HTTP Security
Security headers, cookie hardening, CORS policy design, and defensive API behavior.