easy · 2h · 6 steps
Web Development From the Ground Up
Start from zero: how the web works, HTML/CSS/JS layers, browser rendering, HTTP, and the difference between GET and POST.
Curriculum (6 steps)
1
How the Web Works
articlesHTTP, browsers, servers, DNS, and the request-response cycle that powers every web page.
2
How HTML provides structure, CSS provides presentation, and JavaScript provides behavior in every web page.
3
The Web Request Lifecycle
diagramsVisual map of how a browser request travels from URL to rendered page through DNS, TCP, TLS, HTTP, and rendering stages.
4
Follow a browser from receiving HTML through DOM construction, style calculation, layout, and the final paint.
5
Parse an HTTP Exchange
practiceGiven a raw HTTP request and response, identify the method, status code, headers, and body.
6
When Would You Use HTTP GET vs POST?
interviewsThe difference between GET and POST: idempotency, cacheability, visibility, and payload limits.