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  How to Evaluate Your Rails JSON API for Performance Improvements
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  Announcing gitsh
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  rcm, an rc file manager
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  Back to Basics: HTTP Requests in Rails Apps
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  Automatically Wait for AJAX with Capybara
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  Opening an Austin Office
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  How to Edit an Existing Vim Macro
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  Replacing NERDTree with Ctrl-P
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  ActiveRecord's where.not