======C4ENG CLASS NOTES PAGE======
====Unix/Linux:====
  * cd - change directory
    * cd tmp
  * ~ - home directory
    * cd ~
  * / - root directory
    * cd /
  * sudo - super user
    * sudo shutdown -h now
  * ssh - secure shell to a remote machine
    * ssh remoteMachine
    * ssh remoteMachine@ipaddress
  * mkdir - makes a directory of your choice in current directory
    * mkdir directoryName
  * rm - deletes argument file
    * rm fileName
  * rmdir - deletes directory in argument with no files inside it
    * rmdir directory name
  * touch - makes a file in the current directory with the name of your choice
    * touch fileName
  * ls - shows files and directories within current directory
  * ls -l -shows files and directories within directory with shielding info
  * nano - a text editor
    * nano fileName
  * scp - secure copy to or from a remote machine via local host or remote host
    * scp fileName user@machine:
  * make - builds a program based on a make file
  * whoami - returns the current user
====Mercurial:====
  * fixrepo - repository reset
  * hg status - see states of files
  * hg add - adds files to repository
  * hg commit -m "message" - commits to repository with a message
  * hg push - pushes files to repository
  * hg update -C - reverts uncommitted changes in the working directory
  * hg merge - starts a merge between two heads
====Raspberry Pi:====
  *sudo shutdown -h now - shutdown Pi
  *gpio readall - displays the status of the General Purpose Input Output pins on the Pi
  *gpio mode pinNumber Status - sets the pin number to IN or OUT
  *gpio write pinNumber Status - sets the value of the pin number to 1(one) or 0(zero)

====Lab 46 Shell:====
  *status desig - shows completed class tasks and upcoming due projects