Articles on Ruby 1 year ago How to modify Ruby and Rails apps to use a non-Postgres default database. This article explains how to configure Bundler. Creating, configuring, deploying and scaling Rails 5.x applications on Heroku, using Bundler dependency management. 2 years ago Don't use the Asset Sync gem. Instead, use a CDN. Ruby applications should gracefully shut down when a dyno shuts down, or is restarted. Sensitive operations should be wrapped in an `ensure` clause, though care must be taken to have this clause terminate. A step-by-step guide for deploying your first Ruby app (using Microsoft Windows) and mastering the basics of Heroku 3 years ago When and how to use Rails environments and Heroku config vars, when deploying apps. Create a pool of worker processes to better maximize the resources of a worker dyno. 4 years ago Quickly deploy static sites on Heroku using Ruby and Rack. 5 years ago Upload and process image files to S3 in Ruby using the Paperclip library. Set custom HTTP cache headers on Rails 3 applications to provide the most performant and best possible user experience. Configure a Rails 3.1+, or Rails 4 application to use Rack::Cache to cache public resources in a Rails application with the Dalli client library on Heroku Cedar. Creating, configuring, deploying and scaling Rails 3.x applications on Heroku, using Bundler dependency management. Heroku does not support the use of Rack::Sendfile and its use will cause file downloads to fail. Add the MemCachier Add-on to a Rails application to easily cache data with memcache and improve performance. Constructing a Rails application that uses the Heroku Pusher add-on to subscribe to in-app notifications over a WebSocket. Config.ru settings for deploying Rack-based apps, such as Sinatra, Camping and Ramaze, to Heroku. A PDF storage, search and retrieval application in Ruby that lets users upload and process PDFs (stored in Amazon S3), using a background worker. Configure and run Delayed Job background workers. Page, action, fragment and low level caching considerations when building Rails applications on Heroku.