Using Scenic, you can bring the power of SQL views to your Rails application without having to switch your schema format to SQL. Scenic provides a convention for versioning views that keeps your migration history consistent and reversible and avoids having to duplicate SQL strings across migrations.
CSS Bundling for Rails provides a new way for importing and managing our CSS assets in Rails Applications, but it does have some challenges around a few libraries (specifically font awesome and a few others) which we'll look at in this episode.
Routing in Rails is small but an important part of our applications. The Rails router recognizes URLs and dispatches them to a controller's action, or to a Rack application. It can also generate paths and URLs, avoiding the need to hardcode strings in your views.