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Learn how to test Active Jo...
Setup your development environment.
Configure your production server.
Learn how to modify production to run websockets.
Tracking business metrics can be time consuming and costly but the Ahoy gem lets you easily track metrics and Blazer makes it incredibly easy to analyze your data
Learn how to analyze and understand the Ruby stacktrace when something goes wrong in your app
Geolocate addresses using the geocoder gem and then use it to search your database by location
Learn how to send emails to a local SMTP server called Mailcatcher for testing and designing emails
Learn how Bootsnap speeds up your Ruby and Rails app boot times by preloading the load paths and caching Ruby bytecode
Drag and drop sorting is pretty easy to add to any Rails application using jQuery sortable
Use the Trix editor in your admin area using Administrate's custom fields.
Learn how to upload files to DigitalOcean's Spaces which is an Amazon S3 compatible file storage API
Track errors in Rails, Sidekiq, etc in production for free using the open source Errbit app and the Airbrake gem
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