Articles on Ruby

6 months ago

• Ruby Language Metrics (Private Beta)

  The Ruby language metrics feature, currently in private beta, adds Ruby-specific time series metrics to Application Metrics to provide additional insights into memory health.

2 years ago

• Fixing a Segfault in Ruby Apps

  Sometimes a Ruby app generates a segfault - usually caused by an extension. This article illustrates the typical causes, and how to find the faulty gem.

• Ruby Database Provisioning

  How to modify Ruby and Rails apps to use a non-Postgres default database.

• Please Do Not Use Asset Sync

  Don't use the Asset Sync gem. Instead, use a CDN.

• Ruby Application Restart Behavior

  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.

3 years ago

• Getting Started on Heroku with Ruby (Microsoft Windows)

  A step-by-step guide for deploying your first Ruby app (using Microsoft Windows) and mastering the basics of Heroku

• Getting Started on Heroku with Ruby

  A step-by-step guide for deploying your first Ruby app and mastering the basics of Heroku

4 years ago

• Ruby Default Web Server

  Why not to run WEBrick in production, and how to run a production web server instead.

• Deploying a Ruby Project Generated on Windows

  How to handle Windows-specific gems and the handling of Gemfile.lock on Heroku when deploying Ruby applications.

• Using WebSockets on Heroku with Ruby

  A tutorial showing how to build and deploy a Ruby Sinatra application application that uses a WebSocket.

5 years 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.

• 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.

6 years ago

• Specifying a Ruby Version

  Specifying a particular version of Ruby via your app's Gemfile.

• Heroku Ruby Support

  Reference documentation describing the support for Ruby on Heroku's Cedar stack.

• Running Rake Commands

  Run rake commands on Heroku with `heroku run rake`.

• Getting Started with iOS Mobile Development and a Sinatra API

  Develop a native mobile iOS application that integrates with a Sinatra-backed API on the Heroku Cedar stack.

• Deploying Rack-based Apps

  Config.ru settings for deploying Rack-based apps, such as Sinatra, Camping and Ramaze, to Heroku.