forms episodes

See how to create a multistep (wizard) form from scratch in this episode.

If dates play an important role in your application, consider adding a date picker or calendar view as shown in this episode.

Rails 3 offers several new additions to validations. Here learn how to make a custom error_messages partial, reflect on validations, and clean up complex validations in a model.

Use checkboxes to edit multiple records in one form, where each one has an individual set of form fields.

Add and remove nested model fields dynamically through JavaScript using either Prototype or jQuery.

Handling multiple models in a single form is much easier with the accepts_nested_attributes_for method. See how to use this method to handle nested model fields.

Learn about some of the more advanced functionality of Formtastic including handling many-to-many associations, required fields, and styling.

Formtastic is a concise way to generate form views. In this episode (part 1 of 2) I show how to generate both a simple form and a more complex one which is customized with options.

Security is important! Here I show seven different security flaws which are common to Rails applications ranging from mass assignment to CSRF protection.

Use a virtual attribute to implement a simple tagging feature. In this episode I show you how to assign virtual attributes through a callback instead of a setter method.