gistfile1.rb

def tableView(aView, writeRowsWithIndexes:rowIndexes, toPasteboard:pboard)
    row_data_array = [] #lets create an array to place the rows' data in
    rowIndexes.each do |row| #for each of the rows being dragged. Row represents the index in the table's data source array
        row_data_array << table_data_array[row] #add the data to the row_data_array
    end
    pboard.setString(row_data_array.to_yaml, forType:"MyRowDataType") #convert the array to YAML, then store it in the pasteboard. The type should be a custom type or your choice, unless you want to accept drops from other locations.
    return true #the method must return true
end