ADB

$ adb devices
$ adb root
$ adb devices -l (list devices, product/model)
$ adb shell (terminal)
$ adb help
$ adb reboot bootloader 
$ adb reboot recovery 
$ adb push [LOCAL] /[DEVICE]/ 
$ adb push -p [LOCAL] /[DEVICE]/ 

Most Complete ADB Cheat Sheet

Maru Set up with PC
$ adb root
$ adb shell
$ lxc-start -n default