Docker is an open source project that automates the deployment of applications using containers, providing an additional layer of abstraction and automation on top of Linux.
This playground provides a personalised sandboxed environment for you to learn and explore Docker.
Playgrounds give you a configured environment to start playing and exploring using an unstructured learning approach.
Playgrounds are great for experimenting and trying samples. To learn more about the technology then start with one of our labs
Thank you for trying the playground. More courses and scenarios are available at on our homepage
docker swarm init
token=$(ssh -o StrictHostKeyChecking=no [[HOST_IP]] "docker swarm join-token -q worker") && echo $token
docker swarm join [[HOST_IP]]:2377 --token $token
docker network create -d overlay skynet
Knowing what you need to know is the hardest part. Our guided pathways help build your knowledge around real-world scenarios.
The best way to learn is by doing. All our tutorials are interactive with pre-configured live environments ready for you to use.
It's a competitive industry. Your skills need to keep up with the latest approaches. Katacoda keeps your skills up-to-date.
Knowing what you need to know is the hardest part. Our guided pathways help build your knowledge around real-world scenarios.
The best way to learn is by doing. All our tutorials are interactive with pre-configured live environments ready for you to use.
It's a competitive industry. Your skills need to keep up with the latest approaches. Katacoda keeps your skills up-to-date.