1. Write a Vim Plugin with TDD

  2. Foolproof I18n Setup in Rails

  3. Writing a Domain-Specific Language in Ruby

  4. Avoid the Three-state Boolean Problem

  5. brew leaves

  6. Automatically Wait for AJAX with Capybara

  7. ActiveRecord's where.not

  8. Starting and Stopping Background Services with Homebrew

  9. Brewfile: a Gemfile, but for Homebrew

  10. sed 102: Replace In-Place

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