Key Concept
Software is just files
.html
→index.html
style.css
Website
localhost:3000
Welcome to my site
Built with just two files.
.py
→server.py
API Service
POST /api/tasks
GET /api/tasks/:id
→ 200 OK { "status": "done" }
.swift
→App.swift
iOS App
📱
TaskFlow
Runs on your phone
Different languages, different outputs. Same idea: files become things.
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