All posts tagged with "http"
Understand Cross-Origin Resource Sharing (CORS) from the ground up. Learn how browsers enforce the same-origin policy, how preflight requests work, and how to configure CORS correctly in Node.js, Express, FastAPI, Spring Boot, and Go.
Understand how the internet works at a technical level — IP addresses, IPv4 vs IPv6, packet routing, DNS resolution, ISPs, and what happens when you type a URL in your browser.
Master networking concepts every web developer needs — from how the internet works to DNS, TCP/IP, TLS, HTTP/2, WebSockets, proxies, and cloud networking. A structured 12-post learning roadmap.
Master REST API fundamentals: HTTP methods, status codes, URL design, authentication, versioning, pagination, and best practices. The complete guide for backend developers.
Master the HTTP protocol from basics to advanced concepts. Learn HTTP methods, status codes, headers, cookies, HTTPS, HTTP/2, HTTP/3, caching, CORS, and debugging with practical examples.