As mentioned [here][1], you have to add a comment after the list to help the markdown interpreter: 

     - List item 
     - List item 
    
     <!----> 
    
        code 

Will show

 - List item 
 - List item 

 <!----> 

    code 


  [1]: http://meta.stackoverflow.com/questions/298640/how-do-i-format-as-code-after-a-list