Latest Screencasts

Rails 3 is possibly the most anticipated release of the popular Ruby web framework. It’s been rewritten from the inside out with speed and stability at the forefront. However, these extensive internal and syntactical improvements require some changes to your code and plugins. Respected Rubyist Jeremy McAnally has researched and...

The Cucumber behavior-driven development framework is appreciated by developers from many languages. It makes it easy to write plain-text stories that run executable Ruby code against your application. In this hour and ten minute screencast, you’ll learn the basics of Cucumber. You’ll learn the syntax, organization, and philosophy of writing...

PeepCode Meet jQuery quickly became our fastest-selling title of all time. In this screencast, we explore the Ajax features of the popular jQuery JavaScript framework. We start simply with the transfer of HTML fragments in only one line of code. You’ll learn about the convenience methods in jQuery and then...

Co-authored by Alex Vollmer, author of the Evri iPhone app and the PeepCode Screencast on MacRuby. After months of production and over a year of anticipation, it’s the first PeepCode Screencast on native iPhone application development! The iPhone is possibly the most revolutionary computer device of the last few years....

PeepCode has teamed up with Gregg Pollack and Jason Seifer of Envycasts to provide you with their current library of screencasts! In this EnvyCast you’ll learn about several advanced features of ActiveRecord, including: All this information is packed into 37 minutes. Also includes a handy cheat sheet!

PeepCode has teamed up with Gregg Pollack and Jason Seifer of Envycasts to provide you with their current library of screencasts! Learn how to write faster Ruby applications and gain a deeper understanding of what it takes to scale Ruby. Topics covered: This 41-minute screencast also comes with a PDF...

by Cody Fauser, ActiveMerchant committer and Shopify developer. Most online businesses need to receive payment. If you’re developing with Ruby, the standard for credit card authorization and capture is ActiveMerchant. ActiveMerchant provides a consistent interface to over 30 gateways all around the world and has processed millions of dollars of...

Haml blesses those who use it with freedom from the verbosity of HTML and from the banality of un-programmable CSS. You can get straight to work thinking about your code instead of trudging through the boilerplate of angle brackets and closing tags. With Sass your CSS becomes smart. Much, much...

The classic Gnu Emacs text editor is an incredibly powerful piece of software that has been used by thousands of programmers over the last few decades. Many alpha geeks have recently been giving Emacs a second look as well. Emacs Lisp expert Phil Hagelberg prepared the script and accompanying code...

Many prominent Rails developers have jumped on the BDD bandwagon, and with good reason! It’s a great workflow and values clarity, small steps, database-independence, and self-documenting code. If Test::Unit doesn’t make sense to you, or if you want to write better code, this is the place to start. This 55...