Prevents free heroku servers to shut down by constantly pinging it.
npm install heroku-ping-alive --save
##As an environment variable You can save the name of your heroku server as a environment variable - "name"
require('heroku-ping-alive');
##Pass in name as a variable
require('heroku-ping-alive')('heroku-name');
##Other parameters You dont need to, but you can choose the time between pings
require('heroku-ping-alive')({
time: 1000 * 60 * 30 //In milliseconds, default 30minutes,
name: 'heroku-name'
route: '/home' //The route you would like this app to ping
});