Shell scripts are the most efficient way to automate complex and repetitive tasks in Unix systems of all flavors. Unix shell scripts can help a system administrator monitor for full file systems, automate notification to a paging system, manage print queues, and test software, among other tasks.Good Condition: Minimal damage to the cover, dust jacket may not be included, minimal wear to binding, most of the pages undamaged(e.g., minimal creases or tears), highlighting / underlining acceptable on books as long as the text is readable and markings are not excessive, no missing pages. May be a former library book, with usual treatments(e.g., mylar covers, call stickers, stamps, card pockets, barcodes, or remainder marks). Extra components, such as CDs, DVDs, figurines, or access codes are not included. ISBN: 9780471218210 ISBN10: 0471218219 Contributors: Michael, Randal K., Waterside Productions Inc. Staff,