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Hi! I'm Avdi Grimm, and this is my software development blog. More...
Books and Screencasts
Objects on Rails
A developer notebook on applying classic Object-Oriented principles to Ruby on Rails projects.
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“Confident Ruby” now in Beta!
Hey, remember when I said I’d finish Confident Ruby by September 1, 2012? Ha ha! That was a funny joke! Seriously though, this book has taken much longer than intended, partly as the scope grew, but mostly because of other … Continue reading
Posted in Announcements, Books
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RubyTapas 100th Episode Giveaway
On May 22, the 100th episode of RubyTapas will arrive in subscribers’ inboxes and RSS readers, and I’m marking the occasion with a great big giveaway! I’ve got a whole pile of eBooks and other goodies to give out. Check … Continue reading
Posted in Announcements
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RubyTapas Freebie: The End of Mocking
At the borders of our systems, mockist testing hits a point of diminishing returns. In this free episode we take a look at when to stop mocking and start integration testing.
Posted in Ruby, RubyTapas Samples, Screencasts
Tagged mock-objects, mocking, mockobjects, ruby, tdd, testing
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RubyTapas Freebie: Utility Function
Some functions are useful in many different contexts. In this free episode we’ll explore some ways to make them available both to library code and to client code of a library.
RubyTapas Freebie: Gem Love Part 2
I have a few ongoing miniseries in RubyTapas. In this, the second installment of a miniseries chronicling the creation of a Rubygems plugin and an associated server, I touch on a number of topics including acceptance testing, the shellwords standard … Continue reading
Posted in Ruby, RubyTapas Samples, Screencasts
Tagged bdd, datamapper, rspec, tdd, testing
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RubyTapas Freebie: Hash Default Value
Today’s cautionary episode demonstrates and explains a Hash gotcha that often comes as a surprise.
Posted in Ruby, RubyTapas Samples, Screencasts
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RubyTapas Freebie: Streaming
Does code optimized for RAM usage need to be ugly? Find out, in this free episode of RubyTapas.
Posted in Ruby, RubyTapas Samples, Screencasts
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RubyTapas Freebie: Scanning a String
Posted in Ruby, RubyTapas Samples, Screencasts
Tagged ruby, rubytapas, searching, strings
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RubyTapas Freebie: Caller-Specified Fallback Handler
Sometimes it’s hard to decide how to handle a failure in a method call. Raise an exception? Return a nil? Log an error? The best choice may differ depending on where the method is being called. In today’s free RubyTapas … Continue reading
Posted in Ruby, RubyTapas Samples, Screencasts
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Taking a break from pair programming
About seven months ago I officially put out my shingle as a consulting pair-programmer. Since then I’ve logged around 250 hours of pair programming with at least 60 different programming partners. Most of that was paid sessions, but I also … Continue reading
Posted in Announcements
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