gistfile1.txt

def index
    years = Movie.select("strftime('%Y', release)").group("strftime('%Y', release)").count
    grouped = {}
    years.each do |k,v|
      grouped[k] = Movie.where("strftime('%Y', release) = ?", k)
    end
    @years = grouped
end


Showing:

- @years.each do |k,v|
        %li.nav-header= k
        - v.each do |movie|
          %li
            %label.checkbox
              %input{:type => "checkbox"}
              %a{:href => "#"}= movie.title