## mark a section (Learn more)

class MyModel < ActiveRecord::Base acts_as_cached after_save :expire_pages Pages = 5 PageKey = "paginate_page_%d_per_page_5_etc" def expire_pages 1.upto(Pages) do |page| self.class.expire_cache(PageKey % page) end end def self.cached_page(page) page = page.to_i return fetch_page(page) if page > Pages get_cache(PageKey % page) do fetch_page(page) end end def self.fetch_page(page) paginate(:page => page, :per_page => 5, blah) end end

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