server.js

// Retrieve
var MongoClient = require('mongodb').MongoClient;

// Connect to the db
MongoClient.connect("mongodb://mongolabtest:mongolabtest@ds048368.mongolab.com:48368/MongoLab-3", function(err, db) {
  if(!err) {
    console.log("We are connected");
  } else {
  	console.log(err);
  }
});