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HowTo WebCam On Linux
Five fun ways to use a Linux webcam
http://www.linux.com/archive/articles/126186
The Webcam HOWTO
http://tldp.org/HOWTO/html_single/Webcam-HOWTO/
WebCam under Linux
http://www.seismo.ethz.ch/linux/webcam.html
‘Webcams in Linux, Part 1
http://www.linuxplanet.com/linuxplanet/tutorials/6463/1/
http://www.linuxdiyf.com/bbs/thread-69684-1-1.html
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1 shutdown:
[NAME
] shutdown - bring the system down
SYNOPSIS
/sbin/shutdown [-t sec] [-arkhncfF] time [warning-message]
DESCRIPTION
shutdown brings the system down in a secure way. All logged-in users are notified that the system is going down, and login(1) is blocked. It is possible to shut the system down immediately or after a specified delay. All processes are first notified that the system is going down by the signal SIGTERM. This gives programs like vi(1) the time to save the file being edited, mail and news processing programs a chance to exit cleanly, etc. shutdown does its job by signalling the init process, asking it to change the runlevel. Runlevel 0 is used to halt the system, runlevel 6 is used to reboot the system, and runlevel 1 is used to put to system into a s ......
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