Pipes Pipes connect one program to another. Data goes from one program's output to another programs input. Can use as many pipes as you want Can pipe in any 'file discriptor' you want, not just stdout Example $ wc -l /etc/group 57 /etc/group $ cat /etc/group | wc -l 57
Copyright 2005, Bri Hatch of Onsight, Inc.
Presented at LFNW - LinuxFest Northwest, Bellingham, Washington, Apr 2005
Presentation created using vim and MagicPoint.