The second edition of this worldwide best seller includes coverage of bash 4.x features like new redirection operators and shell expansions. An updated shell scripting section discusses modern, robust shell scripting practices and ways of avoiding common types of potentially dangerous failures. As with the first edition, you’ll learn timeless command line skills like file navigation, environment configuration, command chaining, and pattern matching with regular expressions. You’ll even explore the philosophy behind the many command line tools and the rich heritage that your Linux machine inherits from Unix supercomputers of yore—all handed down by generations of mouseshunning gurus. As you work through the book’s short, easily digestible chapters, you’ll learn how to: • Create and delete files, directories, and symlinks COPIES SOLD 2ND EDITION • Administer your system, from networking and package installation to process management • Use standard input and output, redirection, and pipelines • Edit files with vi, the world’s most popular text editor • Write shell scripts to automate common or boring tasks • Slice and dice text files with cut, paste, grep, patch, and sed Once you’ve overcome your initial “shell shock,” you’ll find that the command line is a natural and expressive way to communicate with your computer. ABOUT THE AUTHOR William Shotts has been a software professional and avid Linux user for more than 15 years. He has an extensive background in software development, including technical support, quality assurance, and documentation. He is also the creator of LinuxCommand.org, a Linux education and advocacy site featuring news, reviews, and extensive support for using the Linux command line. T H E L IN U X COMM A ND L INE The Linux Command Line will take you from your first terminal keystrokes to writing full programs in the latest version of bash, the most popular Linux shell. OVER 100,000 T H E F I N E ST I N G E E K E N T E RTA I N M E N T ™ $39.95 ($53.95 CDN) SHOT TS w w w.nostarch.com SHELVE IN: COMPUTERS/LINUX www.EBooksWorld.ir D N N O 2 TI I D E BA NISH YOUR MOUSE THE LINU X CO M M A N D L I N E A COMPLETE IN T RODUC T ION WILLIAM SHOT TS