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In defense of fat tools

Rails has this thing called the “flash”. It’s like a special subset of the session hash. It’s a key/value store with an enforced short lifespan. Stuff you put in the hash lasts for exactly one render or redirect, and then goes away. It’s handy for stuff like notifications. You can set it in the controller: […]

Creating Part 2: Unit Tests and Cow Files

Part two in my “live”-style screencast series is now available! Watch me code up a small web app from scratch using test-driven development. In this hour-long episode, I switch from integration testing to unit testing in order to drive out some more features for the Sinatra-based web service I’ve been building. You’ll see me: Use […]

New maintainer needed for NullDB

NullDB, for those who don’t know, is a null backend for ActiveRecord. Unlike RSpec’s stub_object, rather than raise an exception on DB access, will NullDB DB interactions simply become no-ops. This is handy for things like testing after_save hooks in isolation. Myron Marston has done a stellar job shepherding it through the Rails 3 transition, but […]

Early access beta of “Objects on Rails” Now Available

UPDATE: Objects on Rails is now complete and freely available online. Often, at conferences and users group meetings, I find myself discussing the intersection of Ruby on Rails, Object-Oriented development, and Test-Driven Development, and I’ll mention something like “I prefer to develop my business objects first, and add ActiveRecord in later”. This usually leads to questions about how I structure […]

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Virtuous Code

"The three virtues of a programmer: laziness, impatience, and hubris" — Larry Wall

Books and Screencasts

RubyTapas Screencasts

RubyTapas Screencasts

Small plates of gourmet Ruby code.

Confident Ruby

Confident Ruby cover

32 Patterns for joyful coding.

The Making of

Confident Ruby cover

Watch me build an app in Sinatra and Rails

Objects on Rails

Objects on Rails

A developer notebook on applying classic Object-Oriented principles to Ruby on Rails projects.

Exceptional Ruby

Exceptional Ruby

The definitive guide to exceptions and failure handling in Ruby.