Latest Screencasts (page 9)

Fibers are primitives for implementing light weight cooperative concurrency in Ruby.

If dates play an important role in your application, consider adding a date picker or calendar view as shown in this episode.

RSpec provides an extremely concise way of representing simple tests to be called on new instances of a class or on explicitly defined receiver objects. You can do this by using ‘subjects’ either as defined by the ‘describe’ or the ‘subject’ methods.

Learn how to refactor a set of conditional Active Record queries using a Dynamic Delegator.

In this screencast Renzo Borgatti introduces MacRuby, a Mac OS X implementation of the Ruby language. After a brief introduction and some examples from the command line, Renzo guides us in building an application with Xcode and, finally, with HotCocoa, an idiomatic library that allows us to program graphical interfaces...

Maintainability of your code can be measured in many different ways. Jake Scruggs has combined several of the tools that measure you code into one Ruby Gem: metric_fu. Here’s a demonstration. Go check it out!

In this week’s screencast, I take you through a tour of the new ActionMailer features in the context of a live application. Read on after the screencast for more in-depth information on the topics covered in the screencast. Behind the Scenes The biggest change (and in fact the change that...

There's a few useful shorthand ways to create certain objects in Ruby, ... - Caius

Ruby uses special characters to define certain data types. If you wish to use these characters in your data types, you need to escape them or use percent functions. Percent functions are much simpler.

Rails 3 revolutionizes gem dependency management by including a new library called Bundler. This new system supersedes the old config.gem system that was built in to Rails 2. It provides all of the functionality of that system and a lot more — now you can be confident that the gems...