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Latest Screencasts

Upgrading Rails 3.0 Beta4 to Rails 3.0 Release Candidate

Teach Me To Code - 2010-07-27 - free

This video goes over some issues that popped up while upgrading a Rails 3 application to the Release Candidate. Watch this screencast


Ruby's Enumerable Module: The Inject Method

Teach Me To Code - 2010-07-16 - free

Quick Ruby Tip: The inject method is useful for aggregating data across a dataset. For example a summation could be done with inject (by aggregating each number into the sum.) Watch this screencast


Rails 3- Building a Blog - Part 2: CRUD Show and Create

Teach Me To Code - 2010-06-30 - free

The second part of the tutorial for building a blog with Ruby on Rails version 3. We demonstrate how to set up some basic routes, manage the controller and views, and create a basic form for creating posts. Watch this screencast


PDFKit

Railscasts - 2010-06-28 - free

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


Every good project needs a good setup. In this episode, I set up a github repo, create a new rails application, hook in Cucumber and Rspec, write a Cucumber feature, and write the code to make it pass. Watch this screencast


Active Model

Railscasts - 2010-06-21 - free

In Rails 3 the non-database functionality of Active Record is extracted out into Active Model. This allows you to cleanly add validations and other features to tableless models. Watch this screencast


Making Generators in Rails 3

Railscasts - 2010-06-14 - free

Generators in Rails 3 have been rewritten to use Thor which means the code used to create a generator is quite different. Here you will learn the new way to make generators in Rails 3. Watch this screencast


Multistep Forms

Railscasts - 2010-06-07 - free

See how to create a multistep (wizard) form from scratch in this episode. Watch this screencast


Generators in Rails 3

Railscasts - 2010-05-31 - free

Generators in Rails 3 have been completely rewritten to be more modular. This allows you to customize any generator to fit your specific preferences. Watch this screencast


Advanced Queries in Rails 3

Railscasts - 2010-05-24 - free

Learn some advanced techniques regarding named scopes and get an introduction to Arel in this episode. Watch this screencast