Perl One-Liners Explained (Preview Copy)
Ed, The Original UNIX Text Editor, Cheat Sheet
Sed One-Liners Explained (preview copy)
Awk One-Liners Explained (preview copy)
Set Operations in Unix Shell
Sed Unix Utility Explained
Awk Unix Utility Explained
Bash Cheat Sheet -- Vi Editing Mode Cheat Sheet
Screen Cheat Sheet
Readline Cheat Sheet -- Emacs Editing Mode Cheat Sheet
Ed Cheat Sheet -- Unix Text Editor Cheat Sheet
Awk, Nawk and Gawk Programming Language Cheat Sheet
Perl Cheat Sheet -- Perl Predefined Variables Cheat Sheet
Ed Cheat Sheet
Bash History Manipulation Cheat Sheet
Awk Cheat Sheet
Set Operations in Unix (Cheat Sheet)
Bash Cheat Sheet -- Bash History Cheat Sheet