#109 Tracking Attribute Changes
RailsCasts
English - May 21, 2008 07:00 - 7 minutes - 8.73 MB Video - ★★★★★ - 213 ratingsTechnology Education How To rails ruby on rails screencasts podcasts tips tricks tutorials training programming railscast Homepage Download Apple Podcasts Google Podcasts Overcast Castro Pocket Casts RSS feed
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Rails 2.1 keeps track of the changes you make to a model's attributes. It also allows you to see what the previous value was. But watch out for the gotcha! See this episode for details.