Xiaodong Xu, also known as ~toy, is a GNU/Linux enthusiast and DevOps practitioner. He is passionate about technology and sharing knowledge. Through his website, he has written and translated over 3000 articles. He is also the author of Mastering the Command Line Like a Hacker, The Containerization Trio: Podman, Buildah, and Skopeo and Terraform: Automating Cloud Infrastructure Management. He has translated books such as Git for Dummies and Things Every Perl Programmer Should Know.