By Mark G. Sobell
For use with all types of Linux, together with Ubuntu,™ Fedora,™ openSUSE,™ pink Hat,® Debian, Mandriva, Mint, and now OS X, too!
Get extra performed swifter, and develop into a real Linux guru via getting to know the command line!
* examine from 1000s of life like, high quality examples
* NEW! assurance of the Mac OS X command line and its targeted instruments
* NEW! specialist primer on automating projects with Perl
The most precious Linux educational and Reference, with 1000s of fine quality Examples for each Distribution–Now Covers OS X and Perl, Too!
To be actually effective with Linux, you want to completely grasp shells and the command line. earlier, you needed to purchase books to realize that mastery: an educational on primary Linux techniques and methods, plus a separate reference. Now, there’s a more robust answer. popular Linux specialist Mark Sobell has introduced jointly finished, insightful counsel at the instruments approach directors, builders, and gear clients want such a lot, and a good day by day reference, either within the comparable book.
This ebook is 100% distribution and unencumber agnostic: you should use it with any Linux process, now and for future years. Use Macs, too? This new version provides complete insurance of the Mac OS X command line, together with crucial OS X-only instruments and utilities different Linux/UNIX books forget about.
Packed with 1000s of top quality, life like examples, this ebook grants Linux from the floor up: the clearest motives and most precious wisdom approximately every thing from filesystems to shells, editors to utilities, and programming instruments to average expressions. Sobell has additionally further a very good new primer on Perl, crucial programming device for Linux admins trying to automate advanced, time-consuming tasks.
A sensible advisor to Linux® instructions, Editors, and Shell Programming, moment Edition, is the single ebook to deliver
higher, extra practical examples overlaying initiatives you’ll really want to accomplish
* Deeper perception, in accordance with Sobell’s titanic wisdom of each Linux and OS X corner and cranny
* A start-to-finish primer on Perl for each process administrator
* In-depth insurance of easy and complex Linux shell programming with bash and tcsh
* useful motives of a hundred middle utilities, from aspell to xargs–including Mac OS X particular utilities from ditto to SetFile
* All-new assurance of automating distant backups with rsync
* Dozens of process safeguard suggestions, together with step by step walkthroughs of imposing safe communications utilizing ssh and scp
* counsel and tips for customizing the shell and utilizing it interactively from the command line
* entire publications to high-productivity modifying with either vim and emacs * A accomplished, 286-page command reference section–now with revised and extended indexes for quicker entry to the data you wish
* directions for updating platforms instantly with apt-get and yum * Dozens of workouts that can assist you perform and achieve self assurance
* and lots more and plenty extra, together with insurance of BitTorrent, gawk, sed, find, sort, bzip2, and usual expressions
Praise for the 1st version of a pragmatic advisor to Linux instructions, Editors, and Shell Programming
“First Sobell taught humans find out how to use Linux…now he teaches you the ability of Linux. essential e-book for somebody who desires to take Linux to the following level.”
—Jon “maddog” corridor, government Director, Linux International
“This booklet is a truly useful gizmo for an individual who desires to ‘look below the hood’ with the intention to converse, and very begin placing the ability of Linux to paintings. What i locate rather troublesome approximately guy pages is they by no means contain examples. Sobell, however, outlines very basically what the command does after which supplies numerous universal, easy-tounderstand examples that make it a breeze to begin shell programming on one’s personal. As with Sobell’s different works, this can be uncomplicated, straight-forward, and straightforward to learn. It’s a good publication and should remain at the shelf at effortless arm’s achieve for an extended time.”
—Ray Bartlett, commute Writer
“Overall i discovered this publication to be fairly first-class, and it has earned a place at the very entrance of my bookshelf. It covers the genuine ‘guts’ of Linux—the command line and its utilities—and does so rather well. Its most powerful issues are the phenomenal use of examples, and the Command Reference part. hugely advised for Linux clients of all ability degrees. good performed to Mark Sobell and Prentice corridor for this remarkable book!”
—Dan Clough, Electronics Engineer and Slackware Linux user
“Totally not like such a lot Linux books, this publication avoids discussing every thing through GUI and jumps correct into making the facility of the command line your friend.”
—Bjorn Tipling, software program Engineer, ask.com
“This booklet is the simplest distro-agnostic, foundational Linux reference I’ve ever noticeable, out of dozens of Linux-related books I’ve learn. discovering this publication used to be a true stroke of success. in an effort to particularly know how to get issues performed on the command line, the place the facility and adaptability of unfastened UNIX-like OSes fairly stay, this ebook is one of the top instruments you’ll locate towards that end.”
—Chad Perrin, author, TechRepublic
Read Online or Download A Practical Guide to Linux Commands, Editors, and Shell Programming (2nd Edition) PDF
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Extra info for A Practical Guide to Linux Commands, Editors, and Shell Programming (2nd Edition)
11 Additional Features of Linux. . . 16 An operating system is the low-level software that schedules tasks, allocates storage, and handles the interfaces to peripheral hardware, such as printers, disk drives, the screen, keyboard, and mouse. An operating system has two main parts: the kernel and the system programs. The kernel allocates machine resources—including memory, disk space, and CPU (page 949) cycles—to all other programs that run on the computer. The system programs include device drivers, libraries, utility programs, shells (command interpreters), configuration scripts and files, application programs, servers, and documentation.
Xxxviii Preface Part IV: Programming Tools Part IV covers important programming tools that are used extensively in Linux and Mac OS X system administration and general-purpose programming. Chapter 10—Programming the Bourne Again Shell Continues where Chapter 8 left off, going into greater depth about advanced shell programming using bash, with the discussion enhanced by extensive examples. else and case; ◆ Variables, including locality of variables; ◆ Arithmetic and logical (Boolean) expressions; and ◆ Some of the most useful shell builtin commands, including exec, trap, and getopts.
Alternatively, once you are comfortable using Linux, you can use this book as a reference: Look up a topic of interest in the table of contents or index and read about it. ” xxxiv Preface You can also think of this book as a catalog of Linux topics: Flip through the pages until a topic catches your eye. The book also includes many pointers to Web sites where you can obtain additional information: Consider the Internet to be an extension of this book. A Practical Guide to Linux® Commands, Editors, and Shell Programming, Second Edition, offers the following features: • Optional sections allow you to read the book at different levels, returning to more difficult material when you are ready to tackle it.