Linux Command Line and Shell Scripting Bible 2nd edition potx
Ngày tải lên: 29/03/2014, 19:20
Accepting Command-Line Options, Switches, and Parameters
... this command uses the value of the LOGNAME variable for the echo com- mand, and sets the value of username to the value of LOGNAME. 32 CHAPTER 5 ■ ACCEPTING COMMAND- LINE OPTIONS, SWITCHES, AND ... another switch, and perform a netstat -a with yet another. This is much like creating a set of command- line aliases to save time by reducing keystrokes for commonly used commands and utilities. Most ... they don’t have to remember all the paths and commands. That could be especially helpful if that support staff is not very proficient with the command line. To modify the sample code for more...
Ngày tải lên: 05/10/2013, 08:51
Command-Line Editing and History
... com- mand line is command and file completion. With this feature, you can start to type a path or command, and once you’ve typed a sufficient number of characters for the path or command to ... then executes the command. 100 CHAPTER 15 ■ COMMAND- LINE EDITING AND HISTORY When you enter command mode you start at the bottom of your history and press the K key to move back up through ... key moves you forward (down) through the history list. Once you have found the desired command, you can make any appropriate modifications and press Enter to run the command. One last command- history...
Ngày tải lên: 05/10/2013, 08:51
FreeBSD and Command Line Tools
... here. Using ping and arp from the Command Line In chapter 9, we looked at the ping and arp commands. These are available from the web interface but they are also available from the command line. To ping ... desktop OS and comes with a full windowing desktop environment. Your First FreeBSD Commands The easiest way to get to the FreeBSD command line is via the FreeNAS console menu. With FreeNAS up and running, ... functions (and more) that are available in the web interface are available on the command line. Each different type of RAID level (RAID 0, RAID 1, and so on) uses a different command as it is...
Ngày tải lên: 19/10/2013, 01:20
Tài liệu Beginning the Linux Command Line [Apress 2009] ppt
... 1 Starting Linux Command- Line Administration T o unleash the full power of Linux, as a Linux administrator you will spend most of your time typing commands on the Linux command line, the so-called ... OF ITS most important and most useful features. Commands, Options, and Arguments A Linux command normally consists of three parts: the command itself, the command options, and its arguments. For ... source code of the command. /PTIONS ARE VERY SPECIFIC TO THE COMMAND YOU USE 3OME COMMANDS DONT HAVE ANY OPTIONS and other commands can have more than 50. The i]j command normally gives you...
Ngày tải lên: 10/12/2013, 14:15
windows administration at the command line for windows 2003, windows xp, and windows 2000 (2006)
Ngày tải lên: 26/10/2014, 21:49
Command-Line E-mail Attachments
... 23 ■ COMMAND- LINE E-MAIL ATTACHMENTS 153 been encoded, we send the tmpfile to the destination e-mail address with the mail com- mand; the tmpfile is then removed. ■ Tip If the uuencode and uudecode ... of specifying the destination address manually. Finally we remove the temporary file for cleanup. 151 ■ ■ ■ CHAPTER 23 Command- Line E-mail Attachments I often send e-mail to myself containing ... the uuencode and uudecode commands are not installed on your system, you can find the appro- priate installation package of the UNIX sharutils utilities, where both commands are included. A version...
Ngày tải lên: 05/10/2013, 08:51
Removing Large Files and Log Rolling
... and finds all core files. It determines the applications that created the core files and moves the core files to a central location for later examination. The script also logs its actions and ... addition to this idea here is the cp -p command. cp -p $LOGFILE ${LOGFILE}.0 > $LOGFILE fi This command preserves the original file’s ownership and time stamp for the new copy. Thus the ... df command to determine the locally mounted file systems. The command might look something like this: FSLIST=`df -l | grep '^/dev' | awk '{print $6}'`, which gathers the lines...
Ngày tải lên: 05/10/2013, 08:51
Scripting from the Command Line
... (mistyped) command in your history and then edit the command sequence using vi-style command- line editing. You can also recall a previously entered miniscript for easy modification and reuse. 1. ... by using a command call within back-ticks (` `). A command string enclosed within back-ticks denotes not the given string, but the string obtained by evaluating the command string and replacing ... and reuse. 1. To read a file line- by -line where the lines contain more than a single “word,” refer to Chapter 10. 104 CHAPTER 16 ■ SCRIPTING FROM THE COMMAND LINE concurrent package installation...
Ngày tải lên: 05/10/2013, 08:51
SecurePlatform Pro & Advanced Routing Command Line Interface
... Features 234 Command Tokens 234 Command Line Completion 234 Moving About the Command Line 236 Context-Sensitive Help 236 History 237 Disabling/Enabling CLI Tracing 237 Aborting an Executing Command 237 Screen ... Address Commands 314 martian 315 Name 315 Syntax 315 Mode 315 Parameters 315 Description 316 Default 316 Command History 316 Examples 317 Chapter 12 Multicast Overview 320 Multicast Commands 320 clear ... 653 Command History 653 Table of Contents 27 Default 498 Command History 498 Examples 498 neighbor use-med 499 Name 499 Syntax 499 Mode 499 Parameters 499 Description 499 Default 500 Command...
Ngày tải lên: 19/10/2013, 12:15