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association x
Self-Referential Association
Creating a social networking site often requires a self-referential association on the User model to define friends/followers. In this episode I show how to do exactly that.
(14 minutes)
Autocomplete Search Terms
Learn how to add autocompletion to a search form and improve performance using Rack middleware, caching and switching from SQL to Redis.
(17 minutes)
Full-Text Search in PostgreSQL
Postgres offers full-text searching right out of the box. This episode shows how to write queries from scratch, apply tools like Texticle and pg_search, and optimize performance through indexes.
(16 minutes)
Auto-Complete Association
Usually a select menu is used for setting a belongs_to association, but in this episode I will show you how to use a text field with auto completion.
(13 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)
Token Fields
With the jQuery Tokeninput plugin it is easy to add an autocompleting list of entries for a many-to-many association.
(11 minutes)
Rails 3.1 Overview
This is the first episode in a series covering Rails 3.1. Here I show how to install the beta and show some of the new features.
(13 minutes)
Mongoid
Mongoid is a polished, high-level Ruby gem for accessing MongoDB. Here I cover installation, adding fields, validations, associations, and keys.
(11 minutes)
Nested Model Form Part 2
Add and remove nested model fields dynamically through JavaScript using either Prototype or jQuery.
(12 minutes)
Formtastic Part 2
Learn about some of the more advanced functionality of Formtastic including handling many-to-many associations, required fields, and styling.
(9 minutes)