Twelve-Factor Apps and Containers

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In the past we would often treat a server as a machine which has a variety of roles. A single server may be responsible for serving web content, email, processing background jobs, and even hosting a database system. Your application is really only one of the many things that runs on that machine.

How to create a rake cron job in Heroku

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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.