class ActiveAdmin::Views::TableFor

def build(obj, *attrs)
  options = attrs.extract_options!
  @sortable = options.delete(:sortable)
  @collection = obj.respond_to?(:each) && !obj.is_a?(Hash) ? obj : [obj]
  @resource_class = options.delete(:i18n)
  @resource_class ||= @collection.klass if @collection.respond_to? :klass
  @columns = []
  @row_class = options.delete(:row_class)
  build_table
  super(options)
  columns(*attrs)
end