... Working with Files Everything in a Linux file system can be viewed as a file. This includes data files, directories, devices, named pipes, links, and other types of files. Associated with ... drwxrwxrwx file type indicator user group other 73 Chapter 4: Working with Files 82935c04.qxd:Toolbox 10/29/07 12:59 PM Page 73 To follow along with examples in this section, create a directory called ... program ( 2 ), or become a sticky program ( 1 ). With set-UID and set-GID, the command runs with the assigned user or group permissions (instead of running with permission of the user or group that...