Code var hbs = require('hbs'); hbs.registerHelper({ eq: function (v1, v2) { return v1 === v2; }, ne: function (v1, v2) { return v1 !== v2; }, lt: function (v1, v2) { return v1 < v2; }, gt: function (v1, v2) { return v1 > v2; }, lte: function (v1, v2) { return v1 = v2; }, and: function (v1, v2) { return v1 && v2; }, or:

For Install npm i morgan -save -g Use // environment var express = require("express"); var morgan = require("morgan"); var app = express(); // routing app.get('/', function(req, res){ res.send('mind '); }); // middleware app.use(morgan('dev')); // for HTTP request logger // request port app.listen(5000,function(){ console.log('server

For install npm install -g nodemon Use nodemon [your node app].js Reference: https://github.com/remy/nodemon