Phusion Passenger
=================

* http://www.modrails.com/

Rails
=====

Rack
====
* http://www.modrails.com/documentation/Users%20guide%20Apache.html#_deploying_a_rack_based_ruby_application
::

  $ mkdir hello
  $ cd hello
  $ mkdir tmp # required
  $ mkdir public # required
  $ vi config.ru # required

hello/config.ru

::

  class App
    def call(env)
      [200, {'content-type'=>'text/html'}, "hello"]
    end
  end
  
  run App.new

sub URI
-------
* http://www.modrails.com/documentation/Users%20guide%20Apache.html#deploying_rack_to_sub_uri

::
  # ln -s /path/to/rack_app/public /apache/document/root/rack

hello/public/.htaccess

::
  RackBaseURI /rack