This is a step-by-step setup guide to setup Angular Development Environment. 1. Install Node.js (Note:- Below Instruction for Debian and Ubuntu-based Linux distribution) NOTE: If you are using Ubuntu Precise or Debian Wheezy, you might want to read about running Node.js >= 6.x on older distros. For Node.js 8.x LTS(Long Term Support) curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash - sudo apt-get install -y nodejs For Node.js 9.x Current curl -sL https://deb.nodesource.com/setup_9.x | sudo -E bash - sudo apt-get install -y nodejs After Installing Node.js, the NPM(Node package manager) should automatically be installed. Verify installation using commond npm --version 2. Install Angular CLI via npm: npm install -g @angular/cli 3. To create a new project: ng new myapp 4. To run the Angular app: cd myapp ng serve Note: - This will start a server on localhost:4200 by defau...