What is Docker and vagrant?

Related questions

1. Is vagrant a virtual machine?
2. Is Docker or vagrant better?
3. Does vagrant need VirtualBox?
4. Is vagrant like Docker?
5. What is vagrant DevOps?
6. Does vagrant work on Windows?
7. What is vagrant ssh?
8. What does vagrant destroy do?
9. What is the difference between vagrant and VirtualBox?
10. Is vagrant free?

Tags

1. #different
2. #management
3. #layer
4. #based
5. #their
6. #running
7. #building
8. #wonderful
9. #vagrant
10. #machines
11. #configurations
12. #puppet
13. #other
14. #managed
15. #beasts
16. #provisioning
17. #automatically
18. #virtual
19. #containers
20. #shell
21. #docker
22. #linux
23. #multiple