[...]
It was also a bit hard to follow stuff because reddit's layout is a pain in the ass.
[...]
1- Stop your node with this command when you need to;
bitcoin-cli -datadir=/home/pi/bitcoinData stop
2- Before you use the command
sudo fdisk /dev/sda
use
umount /dev/sda1
Other than those, that guide is perfect.
*I don't know if he added those when I write this message.
Yes those lines have been added to the bitcoin node guides. Just the litecoin and dogecoin to update, they're nearly identical.
And the difficulty of making clear guides on reddit was a major drive to split and collate them all to one place. Especially as it was quite well received there.