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Index: V

-v (verbose) option: 36.18. Shell Scripts On-the-Fly from Standard Input

values function (Perl): 41.5.3. Hashes

values, Python objects: 42.3.3. Everything's an Object

/var directory: 40.1. /usr/bin and Other Software Directories

variable-length records, converting to/from fixed length: 21.13. Text Conversion with dd

variable substitutions: 1.8. Anyone Can Program the Shell

Bourne shell quoting and: 27.12.2. How Quoting Works

editing by shells: 28.5. String Editing (Colon) Operators

editing with : (colon) string editing operators: 28.5. String Editing (Colon) Operators

variable-width columns, creating with column utility: 21.16. Make Columns Automatically with column

variables

awk utility: 20.10.3. awk System Variables

class variables (Python): 42.3.3. Everything's an Object

environment (see environment variables)

inheritance of: 35.9. Shell Variables

instance variables (Python): 42.3.3. Everything's an Object

multiple, creating for loops with: 36.12. Making a for Loop with Multiple Variables

Perl (see Perl)

resource (X Window System): 6.3. X Resource Syntax

scanning contents with eval: 36.12. Making a for Loop with Multiple Variables

set to word lists: 37.5. Quoting and Command-Line Parameters

shell (see shell variables)

substitution of (see variable substitutions)

/var/log/lastlog file: 3.1. What Happens When You Log In

/var/log/wtmp file: 3.1. What Happens When You Log In

/var/run/utmp file: 3.1. What Happens When You Log In

varying commands while repeating them: 28.8. Repeating Commands

Vaults of Parnassus (Python repository): 42.2. Installation and Distutils

verbose option (Bourne shell): 36.18. Shell Scripts On-the-Fly from Standard Input

verbose shell variable: 27.15. Verbose and Echo Settings Show Quoting

version control systems: 39.4. Managing and Sharing Files with RCS and CVS

CVS: 39.7. CVS Basics

Emacs support of: 19.2. Emacs Features: A Laundry List

RCS: 39.5. RCS Basics

saving every file version: 38.4. More Ways to Back Up

versions

of commands: 2.6. Which Version Am I Using?

Perl: 41.2. Checking your Perl Installation

verifying on your system: 41.3. Compiling Perl from Scratch

UNIX: 0.6. About Unix Versions

vgrep script: 33.7.2. The vgrep Script

vi editor: 17.1. The vi Editor: Why So Much Material?

^ and $ characters, use of: 32.5. Regular Expressions: The Anchor Characters ^ and $

abbreviations: 17.23. vi Word Abbreviation

commands, using as: 17.24. Using vi Abbreviations as Commands (Cut and Paste Between vi's)

fixing typos with: 17.25. Fixing Typos with vi Abbreviations

appending to existing file: 17.12. Appending to an Existing File

autowrite option: 23.6. Job Control and autowrite: Real Timesavers!

capitalizing words: 17.16. Capitalizing Every Word on a Line

centering lines of text: 21.8. Centering Lines in a File

command-line editing: 30.14.1. vi Editing Mode

compound searches: 17.22. vi Compound Searches

confirming substitutions in: 17.9. Confirming Substitutions in vi

counting occurrences and stopping search wraps: 17.15. Counting Occurrences; Stopping Search Wraps

custom commands, creating: 18.2. Save Time and Typing with the vi map Commands

@-functions: 18.4. vi @-Functions

cursor motion in text-input mode without arrow keys: 18.11. Text-Input Mode Cursor Motion with No Arrow Keys

file-backup macros: 18.14. File-Backup Macros

keymaps for pasting into window running vi: 18.5. Keymaps for Pasting into a Window Running vi

macro for splitting long lines: 18.13. vi Macro for Splitting Long Lines

map commands: 18.2. Save Time and Typing with the vi map Commands

mapping keys in vi, further examples: 18.8. More Examples of Mapping Keys in vi

maps for repeated edits: 18.7. Maps for Repeated Edits

noremap command: 18.12. Don't Lose Important Functions with vi Maps: Use noremap

protecting keys from interpretation by ex: 18.6. Protecting Keys from Interpretation by ex

repeating a keymap: 18.9. Repeating a vi Keymap

typing in uppercase without CAPS LOCK: 18.10. Typing in Uppercase Without CAPS LOCK

defining alternate vi environments: 17.5. Local Settings for vi

deleting text blocks by patterns: 17.13. Moving Blocks of Text by Patterns

development of: 5.2. The Idea of a Terminal Database

file ownership: 50.3. Who Will Own a New File?

file recovery with vi -r: 17.19. vi File Recovery Versus Networked Filesystems

recovered buffers, cautions about: 17.20. Be Careful with vi -r Recovered Buffers

filtering text through Unix command: 17.18. Filtering Text Through a Unix Command

fmt command, neatening lines with: 17.28. Neatening Lines

grep command, command substitution with: 28.14. Command Substitution

keys available for user-defined commands: 18.2.1. Command Mode Maps

line vs. character commands: 17.26. vi Line Commands Versus Character Commands

local settings for: 17.5. Local Settings for vi

marking place with m command: 17.29. Finding Your Place with Undo

moving blocks of text by patterns: 17.13. Moving Blocks of Text by Patterns

multiple setup files: 17.17. Per-File Setups in Separate Files

pattern matches, global commands with: 17.14. Useful Global Commands (with Pattern Matches)

recovering past deletions in numbered buffers: 17.7. Get Back What You Deleted with Numbered Buffers

regular expressions in search and replacement patterns, delimiting: 34.8. Delimiting a Regular Expression

requote script, using: 5.21. Tips for Copy and Paste Between Windows

running ex scripts: 20.5. Running Editing Scripts Within vi

saving old and new version of file: 17.10. Keep Your Original File, Write to a New File

saving part of a file: 17.11. Saving Part of a File

search patterns and global commands, using: 17.8. Using Search Patterns and Global Commands

global searches: 17.8.1. Global Searches

setting up with .exrc file: 17.30. Setting Up vi with the .exrc File

shell escapes: 17.21. Shell Escapes: Running One UnixCommand While Using Another

signals, ignoring: 24.11. Killing Foreground Jobs

switching between files: 17.3. Editing Multiple Files with vi

buffers, using to copy or move text: 17.6. Using Buffers to Move or Copy Text

transferring text with yank buffers: 17.4. Edits Between Files

temporary space, running out of: 17.27. Out of Temporary Space? Use Another Directory

translating strings with tr -d command: 21.11. Hacking on Characters with tr

vim editor: 17.1. The vi Editor: Why So Much Material?

virtual consoles (Linux): 4.12. Show Subshell Level with $SHLVL

23.12. Linux Virtual Consoles

switching between: 5.1. There's a Lot to Know About Terminals

23.12.1. What Are They?

tty-type, scrolling and copy and paste: 23.12.2. Scrolling, Using a Mouse

virtual machine running Windows: 47.8.1. VMWare

virtual memory statistics: 48.6.4. Other Checks

Virtual Network Computing (see VNC)

vis command: 28.8. Repeating Commands

-d option: 28.11. Repeating a Time-Varying Command

-s option: 28.11. Repeating a Time-Varying Command

C shell history compared to: 28.11. Repeating a Time-Varying Command

variations of (display, rep, watch): 28.11. Repeating a Time-Varying Command

VISUAL environment variable: 35.5. Predefined Environment Variables

Vixie cron: 25.2. Periodic Program Execution: The cron Facility

crontab file, creating: 25.2.1. Execution Scheduling

Linux shortcuts to cron tasks: 25.2.2. A Little Help, etc.

month and day names in crontab entry time fields: 25.2.1. Execution Scheduling

vmstat command: 48.6.4. Other Checks

vmware program: 47.8.1. VMWare

VNC (Virtual Network Computing): 47.7. Sharing Desktops with VNC

connecting to Windows VNC server: 47.7.1. Connecting to a Windows VNC server

setting up on Unix: 47.7.2. Setting up VNC on Unix

vold daemon: 44.6. Mounting and Unmounting Removable Filesystems

VT Fonts menu (xterm): 5.17. The xterm Menus

5.17. The xterm Menus

5.18.1. VT Fonts Menu

Escape Sequences and Selection, enabling: 5.18.2. Enabling Escape Sequence and Selection

VT Options menu (xterm): 5.17. The xterm Menus

enabling scrollbars: 5.11. Working with Scrollbars

mode toggles: 5.17. The xterm Menus

vulnerabilities: 48.1. Understanding Points of Vulnerability

buffer overflow: 48.4. What We Mean by Buffer Overflow

CERT web site information on: 48.3. Keeping Up with Security Alerts

file modification without write access: 50.9. A Loophole: Modifying Files Without Write Access

Microsoft security bulletins about: 48.3. Keeping Up with Security Alerts

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