本知识库的产生源自于:

1. Harley Hahn's Guide to Unix and Linux 1st Edition (opens new window)
2. Linux Command Line and Shell Scripting Bible 4th Edition (opens new window)
3. the-art-of-command-line (opens new window)
4. CPP 可视化 (opens new window)
5. bash shell 可视化 (opens new window)