data.cityofboston.gov/api/views/sx2i-td3j/rows.json'
// install docker on aws 
curl -L https://github.com/docker/machine/releases/download/v0.12.2/docker-machine-`uname -s`-`uname -m` >/tmp/docker-machine &&
chmod +x /tmp/docker-machine &&
sudo cp /tmp/docker-machine /usr/local/bin/docker-machine

How to put up node/Express server on AWS EC2
First set up a SubDirectory on the remote server
mkdir server
cd server

sudo apt-get update

curl -sL https://deb.nodesource.com/setup_8.x| sudo -E bash -

sudo apt-get install -y nodejs

npm init

npm install express
npm install http

sudo apt install unzip

// to copy a zip file to a remote machine
//use following but replace paths 
scp -i ../first.pem test.zip ubuntu@xxxx.amazon.com:~/.
// remember the :~/. at the end
sudo apt install unzip
// install unzip


var express = require("express");
var app 	= express();

app.get('/',function(req,res){
	var num = Math.floor(Math.random()*10);
	res.send('my lucky number is '+num);
});
app.listen(9000);


  