Rack: Part III => Middleware

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ruby rack middleware

Part 3 in my screencast mini-series on Rack … checkout parts 1 and 2:

In Part 3, we cover:

What is Rack middleware?
How to write your own Rack middleware
How to use your Rack middleware from any Rack app, from the Rackup file
How to use your Rack middleware from Sinatra and Rails 2.3 apps using their built-in middleware support