The JavaScript Tutorial

Chapter 1: Local Setup & Node.js Runtime

Originally engineered exclusively for web browsers, JavaScript has evolved into a full-stack ecosystem powered by the V8 engine and Node.js.

Installation & Terminal Execution

1. Install Node.js LTS from nodejs.org.
2. Verify setup in your terminal:
   node -v && npm -v
3. Create working directory:
   mkdir js-masterclass && cd js-masterclass
4. Run scripts locally:
   node app.js