HOUR 1: What Is This Unix Stuff? What Is Unix? A Brief History of Unix What''s All This About Multiuser Systems? Cracking Open the Shell Getting Help HOUR 2: Getting onto the System and Using the Command Line Beginning Your Session Seeing What''s Going On Around You HOUR 3: Moving About the File System What a Hierarchical File System Is All About Directory Separator Characters The Difference Between Relative and Absolute Filenames HOUR 4: Listing Files and Managing Disk Usage The ls Command Special ls Command Flags Permissions Strings HOUR 5: Ownership and Permissions Working with File Permissions HOUR 6: Creating, Moving, Renaming, and Deleting Files and Directories Manipulating the Unix File System HOUR 7: Looking into Files Looking Inside Files Hour 8: Filters, Pipes, and Wildcards! Maximizing the Command Line Hour 9: Slicing and Dicing Command-Pipe Data The awk Programming System How to Use cut in Pipes Inline Editing with sed and tr Hour 10: An Introduction to the vi Editor Editing the Unix Way HOUR 11: Advanced vi Tricks, Tools, and Techniques Advanced Editing with vi Summary of vi Commands Hour 12: An Overview of the emacs Editor The Other Popular Editor: emacs Hour 13: Introduction to Command Shells The (Command) Shell Game Hour 14: Advanced Shell Interaction Which Shell Is Which? HOUR 15: Job Control Wrestling with Your Jobs HOUR 16: Shell Programming Overview Building Your Own Commands Hour 17: Advanced Shell Programming Searching a Database of Filenames with mylocate HOUR 18: Printing in the Unix Environment Making a Printed Copy HOUR 19: Archives and Backups The tar Tape Archive Utility The zip Archive Utility Shrinking Your Files with compress Exploring the Unix Tape Command: cpio Personal Backup Solutions Working with Linux Package Managers HOUR 20: Using Email to Communicate Interacting with the World HOUR 21: Connecting to Remote Systems Using SSH and SFTP Stepping Beyond Your Own System HOUR 22: Searching for Information and Files Finding What''s Where HOUR 23: Perl Programming in Unix Flexible and Powerful: Perl Hour 24: GNOME and the GUI Environment Tweaking Your Inner GNOME Working with GNOME Applications Appendix A: Common Unix Questions and Answers How do I use find xargs with filenames that contain spaces? How do I find large files on my system? How do I run a program on a schedule? How do I fix file permission problems? How do I list files that don''t match a given pattern? How do I view lines X-Y in a text file? How do I add a new directory to my PATH? How do I recover deleted files? How can I set my shell to protect me from accidental deletions? What do the shell errors arg list too long and broken pipe mean? Why use ssh instead of telnet? Or sftp instead of ftp?.