Latest Free Screencasts

The decent_exposure gem makes it convenient to share controller data with the view through methods instead of instance variables.

Internationalization is easy to add in Rails, but the YAML files can be difficult to manage. In this episode I show how to use Redis for managing the translations through a web interface.

Here I walk you through adding the ability to sort table columns in ascending or descending order by clicking the header.

There are a number of libraries to help create graphs. Here I show how to integrate Highcharts into a Rails app.

Generating PDFs in plain Ruby can be a lot of work. Instead, consider generating PDFs from HTML using PDFKit.

See how to create a multi-step (wizard) form from scratch in this episode.

A/B Testing (or Split Testing) is a way to experiment with variations in an application to see the most effective option.

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.

Blocks in ERB templates are handled differently in Rails 3.0 Beta 2. Learn all about it in this episode.