Articles on Ruby
6 months ago
- How to resolve errors such as "Could not find rake-x in any of the sources" when running running a Rails console in a dyno.
1 year ago
- This article explains how to configure Bundler.
- Don't use the Asset Sync gem. Instead, use a CDN.
2 years ago
- Cedar-14, the successor to the Cedar stack, runs on a newer operating system. Certain versions of Ruby 2.1 are not able to compile on Cedar-14 and they will not be available.
- Configuring a database connection in Rails using database.yml and DATABASE_URL.
- A step-by-step guide for deploying your first Ruby app (using Microsoft Windows) and mastering the basics of Heroku
3 years ago
- A step-by-step guide for deploying your first Ruby app and mastering the basics of Heroku
- Create a pool of worker processes to better maximize the resources of a worker dyno.
4 years ago
- Configuring database connections in the Active Record connection pool for apps running with a multi-threaded or multi-process web server.
- How to convert an existing Rails project that works on Heroku to run on JRuby.
- Quickly deploy static sites on Heroku using Ruby and Rack.
- 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.
5 years ago
- 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.
- 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.
- Configure and run Delayed Job background workers.
- Create, configure, deploy and scale a Ruby application on Heroku.
- Page, action, fragment and low level caching considerations when building Rails applications on Heroku.