title: How to generate scaffold for data type with "extra description" in Rails 3?
body: <p>From <a href="https://stackoverflow.com/questions/1019939/ruby-on-rails-best-method-of-handling-currency-money">Ruby on Rails: best method of handling currency / money</a>, how do you generate a scaffold for the folowing:</p>
  
  <pre><code>add_column :items, :price, :decimal, :precision =&gt; 8, :scale =&gt; 2
  </code></pre>
  
  <p>Such as:</p>
  
  <pre><code>rails generate scaffold LineItem name:string \
                                   price:decimal {:precision =&gt; 8, :scale =&gt; 2}
  </code></pre>
  
  <p>Also, what is the correct term for "extra description" for the decimal type?</p>
  
  <p>Working in Rails 3.07, Ruby 1.92</p>