Definition of checksum. : a sum derived from the bits of a segment of computer data that is calculated before and after transmission or storage to assure that the data is free from errors or tampering.
The production of season 4 is scheduled to start June 20, 2016, thus we wonât see anything from the new season this year. The Ray Donovan project was awarded by a great name from the Showtime president, who called their top show as the channelâs signature series.
For the former United States Secretary of Labor, see Raymond J. Donovan. Ray Donovan is an American television crime drama series created by Ann Biderman for Showtime. The twelve-episode first season premiered on June 30, 2013. The pilot episode broke records of viewership, becoming the biggest premiere of all time on Showtime.