search for: 216px

ok, im done, the plugins file_column and acts_as_attachment doesnt seems to work for me, i want a simple thing, upload images, resize it to 216px width, save its filename to a table and save the file to the /public/images directory, i have searched a lot but all the examples are too complex, im starting with rails. If someone can post a example code for the view, controller and model(if any) that will be very apreciated, i really have t...