Monday, November 5, 2018

MacOS commands

MacOS commands



  • Task Manager
    • <command><option><esc>
  • Screen Shot:
    • <command><option><h><m>   ->   Minimize all windows
    • <command><shift><3>   ->  copy entire screen to an image on Desktop;
    • <command><shift><4> + <space> + click   ->   copy the select window to an image;
    • <command><shift><4> + define a custom area with the mouse   ->  copy the selected area to an image;
    • <command><shift><5>
  • Ifconfig  ->  Find your IP Address;
  • miniterm.py /dev/tty.usbserial-1420 115200   ->   Connect to serial device;
  • <command><shift><g>   ->  "Go to folder" in Finder 
  • sudo chflags nohidden(or hidden) directoryname   ->   directoryname that you want to see(or not) in Finder. (log out and back in)
  • defaults write com.apple.finder AppleShowAllFiles TRUE   ->   Showing all files in Finder. (log out and back in)
  • SSH:
    • Check if SSH is enabled:
      • sudo systemsetup -getremotelogin
    • Enable / Disable SSH server (remote access):
      • sudo systemsetup -setremotelogin on
      • sudo systemsetup -setremotelogin off
  • sudo nmap -sn -PE 192.168.1.0/24   ->   Ping all 256 IP's of the class C network 192.168.1.0. Using /24 will search 256 address, /23 will search 512 address, /22 will search 1024. Options meaning:  -sn (No port scan) -PE (ICMP ping echo).
  • ping -c 3 192.168.1.255 | grep 'bytes from' | awk '{ print $4 }' | sort | uniq   ->   Ping the broadcast address to return all devices on the network.
  • ping 192.168.1 | arp -a   ->   Ping all IP's and return their MAC address.
  • <command><option><esc>   ->   The basic “Force Quit Applications” window, which can be thought of as a simple task manager for Mac OS X.
  • <command><shift><Dot>   ->   Show hidden files on Mac via Finder. Repeat it to hide them again
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