: If you are building a software tool, the feature might be a Multi-part Archive Handler . This would involve writing code to: Detect sequential parts ( .part1.rar , .part2.rar , etc.).
Verify the integrity of each part using checksums (CRC32/MD5). ResidentEvil4HDEdition.part2.rar
Automate the extraction process so the user only has to interact with the first file. : If you are building a software tool,
The filename refers to a compressed archive file, specifically the second part of a multi-part RAR set containing the HD Edition of the game Resident Evil 4 . ResidentEvil4HDEdition.part2.rar
Are you looking to write , or are you modding the game itself?