Completed Panda Assignment

[adamxlowe]

Starting back on Ruby Off Rails track after a short hiatus. Completed Panda.

[jwo]

I would probably "in-line" this... good rule of thumb, use in-line if there is only one statement in your "if/unless"

@make = hash[:make] if hash[:make]

Or, the example before:

@make = hash.fetch(:make, @make)
### which is similar to 
@make = hash.fetch(:make) {@make}