Learn Linux / Unix shell scripting by example along with the theory.What Makes This Book Special?The content as well as the structure is designed to provide a strong competence with Shell Scripting, in an easy to follow way. Readers' feedback confirms that this is a successful format, and useful to people of all backgrounds.This is a thorough yet practical tutorial with examples throughout. It has been written with extensive feedback from literally thousands of readers. These include new students as well as academics and seasoned professionals in the field. Some have a long Unix and/or Linux background, others have none.This tutorial is currently cited by at least seven different University Degree courses around the world, as a teaching resource for their Undergraduates.Table of Contents1. Introduction2. Philosophy3. A First Script4. Variables (Part 1)5. Wildcards6. Escape Characters7. Loops8. Test9. Case10. Variables (Part 2)11. Variables (Part 3)12. External Programs13. Functions14. Hints and Tips15. Quick Reference16. Interactive Shell17. Exercises