31 Opening the Software Toolbox ******************************* An earlier version of this chapter appeared in the ‘What’s GNU?’ column of the June 1994 ‘Linux Journal’ (https://www.linuxjournal.com/article.php?sid=2762). 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