4 months ago
Maximize Worker Utilization with Resque Pool
Create a pool of worker processes to better maximize the resources of a worker dyno.
5 months ago
Using WebSockets on Heroku with Ruby
A tutorial showing how to build and deploy a Ruby Sinatra application application that uses a WebSocket.
8 months ago
Getting Started with Rails 4.x on Heroku
Creating, configuring, deploying and scaling Rails 4.x applications on Heroku, using Bundler dependency management.
11 months ago
Concurrency and Database Connections in Ruby with ActiveRecord
Configuring database connections in the Active Record connection pool for apps running with a multi-threaded or multi-process web server.
1 year ago
Deploying Rails Applications With Unicorn
Configuring Rails applications to use the Unicorn web server, enabling the concurrent processing of requests.
Moving an Existing Rails App to run on JRuby
How to convert an existing Rails project that works on Heroku to run on JRuby.
Creating Static Sites in Ruby with Rack
Quickly deploy static sites on Heroku using Ruby and Rack.
Uploading Files to S3 in Ruby with Paperclip
Upload and process image files to S3 in Ruby using the Paperclip library.
HTTP Caching in Ruby with Rails
Set custom HTTP cache headers on Rails 3 applications to provide the most performant and best possible user experience.
Queuing in Ruby with Redis and Resque
Enqueue background jobs in Ruby with the Redis-backed queuing-library Resque.
Scheduled Jobs and Custom Clock Processes in Ruby with Clockwork
Creating a custom scheduling process using Clockwork.
Getting Started with Rails 3.x on Heroku
Creating, configuring, deploying and scaling Rails 3.x applications on Heroku, using Bundler dependency management.
Building a Rails 3 Application with Memcache
Add the MemCachier Add-on to a Rails application to easily cache data with memcache and improve performance.
Deploying Rack-based Apps
Config.ru settings for deploying Rack-based apps, such as Sinatra, Camping and Ramaze, to Heroku.
Processing PDFs with Ruby and MongoDB
A PDF storage, search and retrieval application in Ruby that lets users upload and process PDFs (stored in Amazon S3), using a background worker.
Integrating Force.com and Heroku Applications
Build a Ruby application that uses OmniAuth and Devise to authenticate against Force.com using OAuth2.
Delayed Job (DJ)
Configure and run Delayed Job background workers.
Getting Started with Ruby on Heroku
Create, configure, deploy and scale a Ruby application on Heroku.
Migrating to the Celadon Cedar Stack
The Cedar runtime is the most recent stack on Heroku, providing a PaaS supporting multiple languages, flexible process types, HTTP 1.1 and more.
Caching Strategies for Rails
Page, action, fragment and low level caching considerations when building Rails applications on Heroku.