Docker
	docker info
	docker run hello-world
	docker ps
	docker search mysql
	docker exec -it my-mysql bash	# inside the container
		mysql -u root -p			# zur mysql command line
		show databases
		exit
		Strg-P STRG-Q
		
	--- installiert wordpress siehe ipadress:8080
	docker run --name my-mysql -e MYSQL_ROOT_PASSWORD=jens123 -d mysql
	docker run --name my-wordpress --link my-mysql:mysql -p 8080:80 -e WORDPRESS_DB_USER=root -e WORDPRESS_DB_PASSWORD=jens123 -d wordpress
	
	aus der ct
	Docker
docker ps -a							zeigt alle existierenden Container
docker image ls							zeigt alle images
docker image save > /tmp/hello.tar
docker logs -f <container>

One liner to stop / remove all of Docker containers:
docker stop $(docker ps -a -q)
docker rm $(docker ps -a -q)

Remove all containers that aren't currently running:
docker rmi -f $(docker images -q)

fhem  core/contrib/dblog/db.conf db auf 192.168.2.71 setzen

Rancher
$ sudo ros config set rancher.network.interfaces.eth0.address 192.168.2.75/24
$ sudo ros config set rancher.network.interfaces.eth0.gateway 192.168.2.1
$ sudo ros config set rancher.network.interfaces.eth0.mtu 1500
$ sudo ros config set rancher.network.interfaces.eth0.dhcp false
$ sudo ros config set rancher.network.dns.nameservers "['8.8.8.8','4.2.2.2']"
test $ sudo ros config get rancher.network.dns.nameservers

Owncloud
chsh -s /bin/sh www
su www
cd /usr/pbi/owncloud-amd64/www/owncloud
/usr/pbi/owncloud-amd64/bin/php ./occ files:scan