Android device command line cheatsheet by Cr0n

/* install Android SDK tools */

sudo apt-get update
sudo apt-get install android-tools-adb android-tools-fastboot

/* ADB command line */

adb devices
adb reboot bootloader
adb shell
adb root
adb reboot recovery

/* Fastboot command line */

sudo fastboot devices
fastboot oem device-info

fastboot flash recovery twrp.img

fastboot boot twrp.imp

fastboot flash bootloader bootloader-name-device-version.img
fastboot reboot-bootloader
fastboot flash radio radio-name-device-version.img
fastboot reboot-bootloader
fastboot flash system system.img
fastboot reboot-bootloader
fastboot flash userdata userdata.img
fastboot flash recovery recovery.img
fastboot flash boot boot.img
fastboot erase cache
fastboot flash cache cache.img

/* heimdall flash tool */

sudo heimdall-frontend
heimdall detect
heimdall flash --RECOVERY ~/twrp-recovery.img --noreboot

/* Multi-users */

adb shell pm list users
adb shell pm create-user --guest NEWUSER