def get_last(row, column, default=nil)
      r = get(row, column)
      (r.length > 0) ? r.first.value : default
    end
def get_last(row, column, default=nil)
      r = get(row, column)
      (r.length > 0) ? r.first.value : default
    end
def get_last ( row , column , default = nil ) r = get ( row , column ) ( r . length > 0 ) ? r . first . value : default end
get the last value for the given row / column
get the last value for the given row / column