Minor fix ups and new entries for Array * added note about how to shut down the server * added adding elements to an array and gettign the number of   elements of an Array
Minor fix ups and new entries for Array
* added note about how to shut down the server
* added adding elements to an array and gettign the number of
  elements of an Array

PragTob/rails-beginner-cheatsheet,PragTob/rails-beginner-cheatsheet,PragTob/rails-beginner-cheatsheet