helloworld-node-express How to run node server.js - to run server navigate to localhost:3000 What else in this demo Start with minimal package.json- "npm init" create first server file - "touch server.js" you can run your server - "Node server.js" Used Express for server communication - Get/Post/Send file/ Used nodeman package to refresh server itself with any change in server file How to add local package as dev dependecy, how to include a command in script to run server with local package Used body-parser to parse html form content Used mongo db for database, & Used mlab (mongolab-https://mlab.com/) for having db on cloud as service - it was not working with office vpn on. Used Embedded JS for template engine