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jQuery File Upload
Here you will learn how to upload multiple files over ajax using jQuery File Upload. I start with the basic functionality and customize it to fit the user interface.
(13 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)
More on Twitter Bootstrap
This episode continues on the Twitter Bootstrap project showing how to display flash messages, add form validations with SimpleForm, customize layout with variables, and switch to using Sass.
(12 minutes)
SimpleForm (revised)
Easily generate complex forms with SimpleForm. Here I show how to convert bulky markup into a concise list of fields, customize it by passing options, and add error handling.
(9 minutes)
Sharing Mustache Templates
Mustache is a simple, logic-less templating language which allows you to use the same template for both Ruby and JavaScript. See how to set it up with a custom template handler in this episode.
(17 minutes)
Markdown with Redcarpet
Redcarpet is an easy-to-use gem which interprets Markdown. Here I show how to customize it and add syntax highlighting through Pygments and Albino.
(6 minutes)
Validations in Rails 3
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.
(9 minutes)
Custom Helper Modules
Rails designates one helper module per controller, but that shouldn't stop you from making custom helper modules to help structure the code. Learn how in this episode.
(5 minutes)
Customize Field Error
When a validation error occurs, Rails helpfully wraps the field in a div tag so you can style it. But sometimes you don't want this behavior. In this episode you will see how to customize it.
(3 minutes)
Formtastic Part 1
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.
(10 minutes)