Shell Learning Resources

Shell basics 1: file security and permissions
Http://bbs.chinaunix.net/thread-434579-1-1.html

Appendix: Linux User and User Group Management
Http://bbs.chinaunix.net/thread-438660-1-1.html

Shell basics 2: Search Skills, use of find and xargs
Http://bbs.chinaunix.net/thread-441883-1-1.html

Shell basics 3 and 4: background (crontab, AT, &, nohup) and (*,?, [] And so on)
Http://bbs.chinaunix.net/thread-442596-1-1.html

Shell basics 5: Input and Output (echo, read, Cat, pipeline, Tee, redirection, etc)
Http://bbs.chinaunix.net/thread-444209-1-1.html

Shell basics 6: command execution sequence (| and &, {} and () and regular table?
Http://bbs.chinaunix.net/thread-445229-1-1.html

Shell basics 8: text filtering tool (grep)
Http://bbs.chinaunix.net/thread-446683-1-1.html

Shell Foundation 9: awk
Http://bbs.chinaunix.net/thread-448687-1-1.html

Shell basics 10: SED
Http://bbs.chinaunix.net/thread-452942-1-1.html

Shell basics 11: file classification, merging, and splitting (sort, uniq, join, cut, paste, split)
Http://bbs.chinaunix.net/thread-457730-1-1.html

Shell basics 12: TR
Http://bbs.chinaunix.net/thread-459099-1-1.html

Thanks to Rochelle kernel's 13th-20 articles (Added by cjaizss)
Shell basics 13th-Logon Environment
Http://bbs.chinaunix.net/thread-1820174-1-1.html

Shell basics 14th-Environment and shell Variables
Http://bbs.chinaunix.net/thread-1820194-1-1.html

Shell basics 15th-quotation marks
Http://bbs.chinaunix.net/thread-1820220-1-1.html

Shell basics 16th-Introduction to shell scripts
Http://bbs.chinaunix.net/thread-1820301-1-1.html

Shell basics Article 17th-conditional Testing
Http://bbs.chinaunix.net/thread-1820304-1-1.html

Shell basics 18th-Control Flow Structure
Http://bbs.chinaunix.net/thread-1820329-1-1.html

Shell basics-Shell functions
Http://bbs.chinaunix.net/thread-1820454-1-1.html

Shell basics Article 20th-passing parameters to scripts
Http://bbs.chinaunix.net/thread-1823335-1-1.html