⚡SlashAI

How the Web Actually Works

URLs to render: the moving parts every builder should be able to name.

Beginner ~26 min total2 modules · 4 lessons

After this course you can

  • Explain what happens between typing a URL and seeing a page
  • Read HTTP status codes and browser DevTools without guessing
  • Know what HTML, CSS and JS each own — and where they meet
  • Understand what caches, CDNs and the browser store do

Curriculum

Module 1 · From URL to pixels

3-question test at the end
  1. What happens when you press Enter 7 min read
  2. HTML, CSS and JS: who owns what 6 min read

Module 2 · The moving parts you can't see

3-question test at the end
  1. Caches, CDNs and why updates 'don't show' 7 min read
  2. Client, server, and where the code runs 6 min read