Nio Key - Press Rewind -

: Implement rewind() specifically when a data stream must be processed multiple times (e.g., checksum calculation followed by data parsing).

: Use built-in NIO methods like rewind() rather than manually setting positions to 0 to ensure the mark is correctly invalidated, preventing stale state errors. Nio Key - Press Rewind

: While flip() sets the limit to the current position before resetting the position to 0 (preparing to read what was just written), rewind() only resets the position, assuming the limit is already correct for the intended operation. : Implement rewind() specifically when a data stream