Imagine working on a key document in Google Drive, only to find out later that someone made unwanted changes. To prevent this ...

A fundamental of file systems since their inception has been their locking mechanisms. These exist so that different users and applications working on the same file (or region of a file) ...

File locking has a long tradition in computing: you or independently running software wants to make sure that a file isn’t modified or deleted when it’s needed or in use. Because macOS is Unix based, ...