IN THIS CHAPTER
Working with Files
| (Pipe): Communicates between Processes
Four More Utilities
Compressing and Archiving a File
Obtaining User and System Information
Communicating with Other Users
The GNU/Linux utility programs allow you to work with GNU/Linux and manipulate the files you create. Chapter 2 introduced the shell, the most important GNU/Linux utility program, and passwd, the utility that changes your password. Chapter 2 also introduced some of the utilities you can use to create and manipulate files: ls, cat, less, more, and rm. This chapter describes several other file manipulation utilities, as well as utilities that find out who is logged in; communicate with ...