narfel

local:
hostname -I optional with | awk '{print $1}'
ip addr show (ip a)
ifconfig -a
ip route get 1.2.3.4 | awk '{print $7}'
nmcli -p device show

remote:
curl or wget -qO- <host>
hosts:

narfel

check the timestamp files for the various apt components:
---------------------------------------------------------
ls -l /var/lib/apt/periodic/

check the unattended-upgrades logfile:
--------------------------------------
tail -f /var/log/unattended-upgrades/unattended-upgrades.log

source: https://askubuntu.com/questions/934807/unattended-upgrades-status

narfel

sensor.yaml:
------------
  - platform: command_line
    name: "Apt Sensor"
    command: "ssh -o StrictHostKeyChecking=no <user>@<host> -p 22 -i /config/sshkey/id_rsa /path/to/get_apt.sh"
    scan_interval: 43200 #check every 12h
    command_timeout: 60
    
get_apt.sh:
-----------

narfel

disable "Enable click to call feature on desktop when a phone number is selected"
>chrome://flags/#click-to-call-context-menu-selected-text

disable "Enable click to call feature signals to be handled on desktop"
>chrome://flags/#click-to-call-ui

narfel

sudo dpkg-reconfigure tzdata
sudo dpkg-reconfigure console-data
sudo dpkg-reconfigure locales -plow

narfel

>sudo su
>echo 'datasource_list: [ None ]' | sudo -s tee /etc/cloud/cloud.cfg.d/90_dpkg.cfg
>apt-get purge cloud-init
>rm -rf /etc/cloud/; sudo rm -rf /var/lib/cloud/
>reboot

narfel

on systemd system:
hostnamectl set-hostname <new hostname>
logout/reboot

narfel

>nano ~/.bashrc
uncomment #force_color_prompt=yes
>source ~/.bashrc

narfel

It's been a while since this gist was written. In the meantime the package homeassistant-supervised apt 
package was introduced for debian based systems. If you used that way the first thing you should do use 
the normal package uninstaller with something like: (sudo) apt remove homeassistant-supervised 
If for some reason that doesn't work proceed with the below instructions for a manual cleanup.

1) stop services:
sudo systemctl stop hassio-supervisor.service
sudo systemctl stop hassio-apparmor.service

2) disable services: