grep Pocket Reference

Author: John Bambenek
Publisher: O'Reilly Media
ISBN: 0596550812
Category : Computers
Languages : en
Pages : 84

Book Description
grep Pocket Reference is the first guide devoted to grep, the powerful Unix content-location utility. This handy book is ideal for system administrators, security professionals, developers, and others who want to learn more about grep and take new approaches with it -- for everything from mail filtering and system log management to malware analysis. With grep Pocket Reference, you will: Learn methods for filtering large files for specific content Acquire information not included in the current grep documentation Get several tricks for using variants such as egrep Keep key information about grep right at your fingertips Find the answers you need about grep quickly and easily. If you're familiar with this utility, grep Pocket Reference will help you refresh your basic knowledge, understand rare situations, and work more efficiently. If you're new to grep, this book is the best way to get started.

grep Pocket Reference

Author: John Bambenek
Publisher: O'Reilly Media
ISBN: 9780596153601
Category : Computers
Languages : en
Pages : 84

Grep

Author: John Bambenek
Publisher:
ISBN:
Category :
Languages : en
Pages :

Book Description

Bash Pocket Reference

Author: Arnold Robbins
Publisher: "O'Reilly Media, Inc."
ISBN: 1491941545
Category : Computers
Languages : en
Pages : 130

Book Description
Itâ??s simple: if you want to interact deeply with Mac OS X, Linux, and other Unix-like systems, you need to know how to work with the Bash shell. This concise little book puts all of the essential information about Bash right at your fingertips. Youâ??ll quickly find answers to the annoying questions that generally come up when youâ??re writing shell scripts: What characters do you need to quote? How do you get variable substitution to do exactly what you want? How do you use arrays? Updated for Bash version 4.4, this book has the answers to these and other problems in a format that makes browsing quick and easy. Topics include: Invoking the shell Syntax Functions and variables Arithmetic expressions Command history Programmable completion Job control Shell options Command execution Coprocesses Restricted shells Built-in commands

Linux iptables Pocket Reference

Author: Gregor N. Purdy
Publisher: "O'Reilly Media, Inc."
ISBN: 1449378986
Category : Computers
Languages : en
Pages : 98

Book Description
Firewalls, Network Address Translation (NAT), network logging and accounting are all provided by Linux's Netfilter system, also known by the name of the command used to administer it, iptables. The iptables interface is the most sophisticated ever offered onLinux and makes Linux an extremely flexible system for any kind of network filtering you might do. Large sets of filtering rules can be grouped in ways that makes it easy to test them and turn them on and off.Do you watch for all types of ICMP traffic--some of them quite dangerous? Can you take advantage of stateful filtering to simplify the management of TCP connections? Would you like to track how much traffic of various types you get?This pocket reference will help you at those critical moments when someone asks you to open or close a port in a hurry, either to enable some important traffic or to block an attack. The book will keep the subtle syntax straight and help you remember all the values you have to enter in order to be as secure as possible. The book has an introductory section that describes applications,followed by a reference/encyclopaedic section with all the matches and targets arranged alphabetically.

Oracle Regular Expressions Pocket Reference

Author: Jonathan Gennick
Publisher: "O'Reilly Media, Inc."
ISBN: 0596552491
Category : Computers
Languages : en
Pages : 67

Book Description
Support for regular expressions in SQL and PL/SQL is one of the most exciting features of Oracle Database 10G. Oracle has long supported the ANSI-standard LIKE predicate for rudimentary pattern matching, but regular expressions take pattern matching to a new level. They provide a powerful way to select data that matches a pattern, as well as to manipulate, rearrange, and change that data.This concise pocket guide is part tutorial and part quick-reference. It's suitable for those who have never used regular expressions before, as well as those who have experience with Perl and other languages supporting regular expressions. The book describes Oracle Database 10G's support for regular expressions, including globalization support and differences between Perl's syntax and the POSIX syntax supported by Oracle 10G. It also provides a comprehensive reference, including examples, to all supported regular expression operators, functions, and error messages.O'Reilly's Pocket References have become a favorite among developers and database administrators everywhere. By providing a wealth of important details in a concise, well-organized format, these handy books deliver just what you need to complete the task at hand. Whether you're using regular expressions for the first time or applying your skills from other languages to the latest version of Oracle, the Oracle Regular Expressions Pocket Reference is the book to have close by.

Sed & Awk

Author: Dale Dougherty
Publisher: "O'Reilly Media, Inc."
ISBN: 1565922255
Category : Computers
Languages : en
Pages : 432

Book Description
In Sed & Awk, Dale Dougherty and Arnold Robbins describe two text manipulation programs that are mainstays of the UNIX programmer's toolbox. This new edition covers the Sed and Awk systems as they are now mandated by the POSIX standard.

Vi and Vim Editors Pocket Reference

Author: Arnold Robbins
Publisher: "O'Reilly Media, Inc."
ISBN: 1449392172
Category : Computers
Languages : en
Pages : 92

Book Description
Fully updated and with greatly expanded Vim coverage, this handy little book puts all of the essential information about vi and Vim at a programmer's fingertips, in a format that makes browsing easy.

Unix for Oracle DBAs Pocket Reference

Author: Donald K. Burleson
Publisher: "O'Reilly Media, Inc."
ISBN: 0596550545
Category : Computers
Languages : en
Pages : 111

Book Description
The Unix for Oracle DBAs Pocket Reference puts within easy reach the commands that Oracle database administrators need most when operating in a Unix environment. If you are an Oracle DBA moving to Unix from another environment such as Windows NT or IBM Mainframe, you know that these commands are far different from those covered in most beginning Unix books. To jump start your learning process, Don Burleson has gathered together in this succinct book the Unix commands he most often uses when managing Oracle databases. You'll be able to reach into your pocket for the answer when you need to know how to: Display all Unix components related to Oracle, identify the top CPU consumers on your server, and even kill processes when necessary Stack Unix commands into powerful scripts that can perform vital DBA functions Monitor Unix filesystems, and automatically manage your trace files, dump files, and archived redo log files Use essential server monitoring commands such as top, sar, and vmstat And there's much more between these covers. If you need to get up to speed with Oracle on Unix, and quickly, this book is for you.

sed and awk Pocket Reference

Author: Arnold Robbins
Publisher: "O'Reilly Media, Inc."
ISBN: 0596552025
Category : Computers
Languages : en
Pages : 53

Book Description
For people who create and modify text files, sed and awk are power tools for editing. sed, awk, and regular expressions allow programmers and system administrators to automate editing tasks that need to be performed on one or more files, to simplify the task of performing the same edits on multiple files, and to write conversion programs.The sed & awk Pocket Reference is a companion volume to sed & awk, Second Edition, Unix in a Nutshell, Third Edition, and Effective awk Programming, Third Edition. This new edition has expanded coverage of gawk (GNU awk), and includes sections on: An overview of sed and awk?s command line syntax Alphabetical summaries of commands, including nawk and gawk Profiling with pgawk Coprocesses and sockets with gawk Internationalization with gawk A listing of resources for sed and awk users This small book is a handy reference guide to the information presented in the larger volumes. It presents a concise summary of regular expressions and pattern matching, and summaries of sed and awk.Arnold Robbins, an Atlanta native now happily living in Israel, is a professional programmer and technical author and coauthor of various O'Reilly Unix titles. He has been working with Unix systems since 1980, and currently maintains gawk and its documentation.