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Having two gems that require different versions of the same dependency can sometimes cause runtime errors. Yehuda Katz and Carl Lereche have created an elegant solution in the Gem Bundler. Watch this screencast

In this episode I review how to relate Java's inversion of control pattern to first class functions. Cast: Sean Devlin Watch this screencast

It is easy to be vulnerable to cross site scripting attacks in earlier versions of Rails, but Rails 3 solves this by automatically escaping unsafe input. Watch this screencast

GNUS is a great news reader built into Emacs. I've had some requests to do an episode on how to read mail from a Google Gmail account with it, so here it is. I had the easiest time getting it all to work on Ubuntu 9.10, but as long as... Watch this screencast

After a short break, we are back with an interesting kata in Clojure. Michał Kwiatkowski has tackled a project euler problem, finding the sum of the even Fibonacci numbers less than 4 million. Fun, indeed. Included in this katacast are 3 different solutions. Michał Kwiatkowski is a software developer from Gdańsk, Poland. He builds RoR applications and [...] Watch this screencast

Gist: The Script - Works great with Gist: The Website. - defunkt Watch this screencast

In this screencast, I cover how to use custom Grails configurations along with filters to enable url-based site skins. Watch this screencast

In this episode I review how to write an inference engine in Clojure. Watch this screencast

Rails 3 sports a new routing interface. In this episode I show how to translate the old interface into the new one and show off a few new features. Watch this screencast

IRB and Rails console history captured as Test::Unit tests. - quartzmo Watch this screencast