This refresh button will update only the table itself via an Ajax call.

Testing controllers let me understand what are mocks and stubs.

Users will be able to customize columns like in this example (click the “Customize” button)

By using the magic render_component.

An useful extension for associated forms.

According to this article you should definitely try RedBox.

You have many possibilities to pass params — :submit, :with, :url — with functions like — link_to_remote, remote_function, observe_field and more.

It seems to be easy following these instructions.

Not sure yet.

I had to hunt down many snippets to make it working.