Travis has a great feature of being able to install gems using a custom Gemfile path. This lets you do things like test against multiple versions of Rails very easily. A project that uses this is sprockets-rails.
maildown - Write your ActionMailer email templates in Markdown, send in html and plain text
Whipped up a quick demo of the Heroku API using Sinatra and heroku-bouncer (heroku’s oauth rack middleware).
Maybe not programming related, but stil features plenty of “Ruby”. My wedding was recently featured on style me pretty. Check it out:
Upgrading major versions of Rails sucks. I was there from 0.9 to 1.0, all the way to the famed 2 to 3 release, and they were all painful. I have good news though: Rails 4 is right around the corner, and it’s a much cleaner upgrade. While you are getting your app ready for Rails 4 are you bringing the gems you’ve written up to speed? If the answer is “I don’t know”, keep reading - we will cover how to test the gems you’ve written against multiple versions of Rails including Rails 4 release candidate.
