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Cross-origin Resource Shari...
Setup your development environment.
Configure your production server.
Learn how to modify production to run websockets.
Learn how to export records to CSV files
Learn how to upload CSV files and import records from your Rails application
We take a look at the basics of using Ruby's CSV library to import data into your Rails application with a Rake task
An introduction to Ruby on Rails ActiveSupport concerns where we build a Soft Deletable module like the Paranoia gem
Learn how to soft delete records instead of deleting them permanently from your database
Learn how oEmbed works to dynamically grab embed codes from a URL and how we can use fragment caching to make this more efficient
Learn how to refactor a complex controller with a bunch of methods into a much cleaner set of code
Add background uploads and progress easily with Refile's JS library
Learn how to upload files with the newest file upload library on the block: Refile
Learn how to set up polymorphic associations, add comments to your app, and think about the structure of your Rails application
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