Heroku is one of those really great tools to help you get started fast with hosting. They support a variety of stacks and save you blood, sweat and tears when it comes to deploying an app. But what about those times where you need to mess with filesystems or have custom binaries that you want to run? How about just having more control of your servers?
A few weeks ago I had to deal with setting up a cron job that periodically updated some db tables of a Ruby on Rails application running on Heroku. Here’s a brief step-by-step tutorial to make your life easier in case you were approaching the same task.