28 Opening the Software Toolbox

An earlier version of this chapter appeared in 2 (June 1994). It was written by Arnold Robbins.

• Toolbox introduction: Toolbox introduction
• I/O redirection: I/O redirection
• The who command: The who command
• The cut command: The cut command
• The sort command: The sort command
• The uniq command: The uniq command
• Putting the tools together: Putting the tools together