Linux Bible

Linux Bible

Christine Bresnahan

Language: English

Pages: 864

ISBN: 111821854X

Format: PDF / Kindle (mobi) / ePub

Note: This ISBN does not include online Access Card

More than 50 percent new and revised content for today's Linux environment gets you up and running in no time!

Linux continues to be an excellent, low-cost alternative to expensive operating systems. Whether you're new to Linux or need a reliable update and reference, this is an excellent resource. Veteran bestselling author Christopher Negus provides a complete tutorial packed with major updates, revisions, and hands-on exercises so that you can confidently start using Linux today. * Offers a complete restructure, complete with exercises, to make the book a better learning tool * Places a strong focus on the Linux command line tools and can be used with all distributions and versions of Linux * Features in-depth coverage of the tools that a power user and a Linux administrator need to get started

This practical learning tool is ideal for anyone eager to set up a new Linux desktop system at home or curious to learn how to manage Linux server systems at work.

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the last major component needed to complete the job. 1 Most Linux software projects are protected by one of a set of licenses that fall under the Open Source Initiative umbrella. The most prominent of these is the GNU Public License (GPL). Standards such as the Linux Standard Base and world-class Linux organizations and companies (such as Red Hat, Inc.) make it possible for Linux to continue to be a stable, productive operating system into the future. Learning the basics of how to use and

width font” box. This will take you back to the original font. 6. On the Colors tab, clear the “Use colors from system theme” box. From here you can try some different font and background colors. 7. Re-select the “Use colors from system theme” box to go back to the default colors. 64 c03.indd 64 8/27/2012 11:05:51 AM c03 August 27, 2012 7:20 AM V1 Chapter 3: Using the Shell 8. Go to the Profile window. There are other features you may want to experiment with, such as setting a background

(joe), the group (sales), and the date that the fi les in the directory were most recently modified (Jan 24 at 12:17 p.m.). 4 In Fedora and Red Hat Enterprise Linux, when you add a new user, the user is assigned to a group of the same name by default. For example, in the preceding text, the user joe would be assigned to the group joe. This approach to assigning groups is referred to as the user private group scheme. For now, type the following: $ chmod 700 test 97 c04.indd 97 8/27/2012

bigcommand process, here are some examples of the kill command you could use to kill that process: $ kill 10432 $ kill -15 10432 $ kill -SIGKILL 10432 The default signal sent by kill is 15 (SIGTERM), so the fi rst two examples have exactly the same results. On occasion, a SIGTERM won’t kill a process, so a SIGKILL may be needed to kill it. Instead of SIGKILL, you could use –9. Another useful signal is SIGHUP. Some server processes, such as the httpd process, which provides web services, will

and have the execute bit of the fi le containing the script set (using chmod +x filename). You can then run your script just like any other program in your path simply by typing the name of the script on the command line. When scripts are executed in either manner, options for the program may be specified on the command line. Anything following the name of the script is referred to as a command-line argument. As with writing any software, there is no substitute for clear and thoughtful design

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