For system administrators, programmers, and end users, shell command or carefully crafted shell script can save you time and effort, or facilitate consistency and repeatability for a variety of common tasks. This cookbook provides more than 300 practical recipes for using bash, the popular Unix shell that enables you to harness and customize the power of any Unix or Linux system.

Ideal for new and experienced users alike--including proficient Windows users and sysadmins--this updated second edition helps you solve a wide range of problems. You'll learn ways to handle input/output, file manipulation, program execution, administrative tasks, and many other challenges. Each recipe includes one or more scripting examples and a discussion of why the solution works.

You'll find recipes for problems including:

Standard output and input, and executing commands
Shell variables, shell logic, and arithmetic
Intermediate shell tools and advanced scripting
Searching for files with find, locate, and slocate
Working with dates and times
Creating shell scripts for various end-user tasks
Working with tasks that require parsing
Writing secure shell scripts
Configuring and customizing bash

Acerca del autor

Carl Albing is the coauthor of two books, one on Java development on Linux and his latest, the O'Reilly "bash Cookbook". A software consultant, manager, analyst and programmer with an amazing breadth of software experience, Carl has worked with companies in the US, Canada and Europe. P Vossen has been working with computers since the early 80s and has been in the IT industry since the early 90s, specializing in Information Security since the late 90s. He has previously written for Information Security Magazine and SearchSecurity.com, among others. On those few occasion when he's not in front of a computer, he is usually taking something apart, putting something together, or both. Cameron Newham lives in Perth, Western Australia. After completing a Bachelor of Science majoring in information technology and geography at the University of Western Australia, Cameron joined Universal Defence Systems (later to become Australian Defence Industries) as a software engineer. He has been with ADI for six years, working on various aspects of command and control systems. In his spare time Cameron can be found surfing the Internet, ballroom dancing, or driving his sports car.

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