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Left of the Dev

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Testing Rails from Scratch: August 2026 book updates

Checking in on where things are on my current book project, and what's on the way.

New book: Testing Rails from Scratch

Join me, won't you, on a thought experiment as I test my approach to test-driven development in Rails, using (mostly) the default testing stack. Early release available now on Leanpub!

Everyday Rails Testing with RSpec, now in Spanish!

A Spanish translation of the book is now available on Leanpub.

Guard rails, not gatekeeping

More people than ever are contributing to software projects. Here's how to keep quality high without keeping people out.

Testing with RSpec book updated for Rails 8!

The latest edition is here with support for Rails 8.1 and Ruby 4.0

Superpowers have changed how I write software (mostly)

Software developers who think critically write better code. Here's how I've incorporated an excellent set of Claude Code skills to bake critical thinking into my agentic workflow.

My go-to prompt for legacy code exploration

Old software systems can be scary. Learn their quirks and conventions with some agentic assistance.

Everyday Rails is now Left of the Dev

I'm taking this site in a new direction! Here's why, and what to expect going forward.

Testing with RSpec book updates for September 2025

New content on top-down testing and covering your app's supporting features.

Everyday Rails is 15 years old!

A brief look back on the past five years, and a peek at what's ahead for Everyday Rails.