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Nested Model Form (revised)
Handling multiple models in a single form is easy with accepts_nested_attributes_for. Here you will also learn how to add and remove nested records through JavaScript.
(11 minutes)
Nested Model Form Part 1
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.
(11 minutes)
Nested Model Form Part 2
Add and remove nested model fields dynamically through JavaScript using either Prototype or jQuery.
(12 minutes)
Tree-Based Navigation (revised)
If your Rails app is content-heavy, consider organizing it in a tree menu structure. Here I show how to add top-level tabs, nested links in a side bar, and breadcrumbs to go up the hierarchy.
(10 minutes)
Model Name in URL (revised)
A model's ID in the URL is not very helpful to the user. Consider adding the name which can also improve SEO. Learn how to override to_param, add a slug attribute, and make a catch all route for deep nesting.
(9 minutes)
Dynamic Forms
Learn how to add fields to a form dynamically using another form, complete with custom field types. It's fieldception!
(14 minutes)
Trees with Ancestry
The Ancestry gem works like a tree but also allows us to fetch deeply nested messages in a single query. It provides a method to arrange them after fetching.
(9 minutes)
Nested Resources
In this episode I show how to nest resources through routing and go into some new additions in Rails 2.2.
(10 minutes)
Subdomains (revised)
In Rails 3.1 subdomains are easier than ever to use. Here I show how to route a subdomain to a specific controller action, generate links, nest resources, and more.
(7 minutes)
Ransack
Ransack allows you to easily build complex search forms. It also helps in adding sortable links and building a dynamic advanced search page.
(10 minutes)