small doc fix for readme step 4
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@ -93,7 +93,8 @@ Usage
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result in 2 impressions being logged (but associated with one request_hash).
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result in 2 impressions being logged (but associated with one request_hash).
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If you're using [friendly_id](https://github.com/norman/friendly_id) be sure
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If you're using [friendly_id](https://github.com/norman/friendly_id) be sure
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to log impressionist this way, as params[:id] will return a string(url slug)
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to log impressionist this way, as params[:id] will return a string(url slug)
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while impressionable_id is a Integer column in database.
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while impressionable_id is a Integer column in database. Also note that you
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have to take step #3 for the Widget model for this to work.
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def show
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def show
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@widget = Widget.find
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@widget = Widget.find
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