ng new myAppName

/ Installing packages for tooling via npm

ng new xxx

sudo npm uninstall -g angular-cli

https://docs.npmjs.com/getting-started/fixing-npm-permissions

npm install -g angular-cli

ng new myAppName --skip-install

cd myAppName

npm install

Installing packages for tooling via npm

sudo npm uninstall -g angular-cli

npm cache clean

sudo npm install -g angular-cli

ng new myAppName --skip-install

ng new myAppName --skip--install

cd myAppName
npm install

npm start