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Update README.md for usage with friendly_id

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Qihuan Piao 2014-04-17 17:03:48 +09:00
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@ -89,7 +89,10 @@ Usage
not necessary to specify "impressionist" (usage #1) in the top of you not necessary to specify "impressionist" (usage #1) in the top of you
controller if you are using this method. If you add "impressionist" to the controller if you are using this method. If you add "impressionist" to the
top of your controller and also use this method in your action, it will top of your controller and also use this method in your action, it will
result in 2 impressions being logged (but associated with one request_hash) result in 2 impressions being logged (but associated with one request_hash).
If you're using [friendly_id](https://github.com/norman/friendly_id) be sure
to log impressionist this way, as params[:id] will return a string(url slug)
while impressionable_id is a Integer column in database.
def show def show
@widget = Widget.find @widget = Widget.find