RailsCasts Pro episodes are now free!

Learn more or hide this

Beta Invitations

#124 Beta Invitations

Aug 25, 2008 | 22 minutes | Active Record, Controllers, Routing
You know those invitation systems where a given user can invite a number of other people to join? That's what I show you how to make in this episode.
Click to Play Video ▶
  • Download:
  • source codeProject Files in Zip (386 KB)
  • mp4Full Size H.264 Video (33.5 MB)
  • m4vSmaller H.264 Video (22.8 MB)
  • webmFull Size VP8 Video (62.5 MB)
  • ogvFull Size Theora Video (47 MB)
Rails 3.1 Overview
Episode #265 – May 09, 2011 – 149 comments

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)
Watch Episode Read Episode
Validations in Rails 3
Episode #211 – Apr 26, 2010 – 59 comments

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)
Watch Episode Read Episode
ERB Blocks in Rails 3
Episode #208 – Apr 05, 2010 – 60 comments

ERB Blocks in Rails 3

Blocks in ERB templates are handled differently in Rails 3.0 Beta 2. Learn all about it in this episode. (9 minutes)
Watch Episode Read Episode
Rails 3 Beta and RVM
Episode #200 – Feb 08, 2010 – 114 comments

Rails 3 Beta and RVM

Get started with Rails 3.0 Beta and install Ruby 1.9.1 using RVM: Ruby Version Manager. Stay tuned to the end for a challenge on giving back to open source. (8 minutes)
Watch Episode Read Episode