Articles on Ruby
5 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
- How to modify Ruby and Rails apps to use a non-Postgres default database.
- Creating, configuring, deploying and scaling Rails 5.x applications on Heroku, using Bundler dependency management.
- Understand your application's memory usage
- 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.
3 years ago
- A step-by-step guide for deploying your first Ruby app and mastering the basics of Heroku
- How to add direct S3 uploads to a Rails app.
- When and how to use Rails environments and Heroku config vars, when deploying apps.
- A tutorial showing how to build and deploy a Ruby Sinatra application application that uses a WebSocket.
4 years ago
- Configuring database connections in the Active Record connection pool for apps running with a multi-threaded or multi-process web server.
5 years ago
- Enqueue background jobs in Ruby with the Redis-backed queuing-library Resque.
- 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.
- A PDF storage, search and retrieval application in Ruby that lets users upload and process PDFs (stored in Amazon S3), using a background worker.
- The Cedar stack is the most recent stack on Heroku, providing a PaaS supporting multiple languages, flexible process types, HTTP 1.1 and more.