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Index: D
- daemons : The Kernel and Daemons
-
- controlling terminal and : The Controlling Terminal
- restarting with the kill command : Printer Queue Watcher: A Restartable Daemon Shell Script
- dashes : (see - (hyphen))
- databases
-
- created using awk : Working with Names and Addresses
- index program for creating : The index Database Program
- searching : Finding Files (Much) Faster with a find Database
- date : (see time)
- date command
- day-of-month in crontab entries : Execution Scheduling
- dbm files : Huge Files Might Not Take a Lot of Disk Space
- dc program
-
- bc: Simple Math at the Shell Prompt
- (see also calculators)
- DCL : (see VAX/VMS command language)
- dd command
-
- Low-Level File Butchery with dd
- Quick Descriptions of What's on the Disc
- performance and : Writing a Tape Drive on a Remote Machine
- restoring from remote tape drives : Using tar to a Remote Tape Drive
- dd utility
- dead processes : (see zombies)
- debugging
-
- Testing Your Success
- (see also errors; standard error)
- Bourne shell scripts
- echo command used for : Quoting Trouble? Think, Then Use echo
- output
-
- Use -xv
- (see also standard output)
- piping to pager : Use -xv
- debugging output : Use -xv
- decimals, ASCII character conversion : The Multipurpose jot Command
- decryption : (see encryption)
- <defunct> status under System V : Destroying Processes with kill
- DEL (to interrupt) : How We Made It This Far (Back?)
- del script
- DELETE : Handling Most Characters
- delete command : Quick Descriptions of What's on the Disc
- delete command (awk) : Alphabetical Summary of Commands
- delete command (ex) : Useful ex Commands
- DELETE key
-
- deleting on command line : Fix a Line Faster with Line-Kill and Word-Erase
- erase character : Cleaning script Files
- location for : cshrc.$HOST File for Per Host Setup
- delete script : delete: Protecting Files from Accidental Deletion
- deleting
-
- directories
- errors caused by : Common UNIX Error Messages
- files
-
- Filenames
- Safer Removing, Moving, and Copying
- rm and Its Dangers
- Remove Some, Leave Some
- Deletion with Prejudice: rm -f
- Removing a File Once It's Opened - for Security and Easy Cleanup
- "by : Removing Every File but One
- by last access date : Deleting Stale Files
- emptying files instead of : Instead of Removing a File, Empty It
- find command and : Using find to Clear Out Unneeded Files
- by i-number : Removing a Strange File by its I-number
- interactively : Faster Way to Remove Files Interactively
- safeguards against
- with special filename characters : Deleting Files with Odd Names
- with unlink command : Using unlink to Remove a File with a Strange Name
- man pages : Deleting (BSD) Manual Pages that Aren't Read
- whitespace
- wildcards and : rm and Its Dangers
- delta command (SCCS) : SCCS Basics
- deroff command : Just the Words, Please
- detaching sessions : Detaching a Session with screen
- /dev directory : Using Standard Input and Output
-
- /dev/tty file
-
- examples : Writing Files
- /dev/null file
- /dev/null file
- /dev/tty file : Send (only) Standard Error Down a Pipe
- /dev/zero file : What Can You Do with an Empty File?
- device drivers, resetting : Cleaning Up an Unkillable Process
- device numbers : Finding the Links to a File
- df command
- dialback script : Dialback
- dictionary files : The UNIX spell Command
-
- adding to : Adding Words to ispell's Dictionary
- diff command
-
- motd.diff: Show New Lines in Login Messages
- Checking Differences with diff
- Quick Descriptions of What's on the Disc
- (see also bdiff command; ediff script)
- -c option : Context diffs
- -e option
- example : Change Many Files by Editing Just One
- -f option : Comparing Two Directory Trees with dircmp
- -h option : diff for Very Long Files: bdiff
- -t option : Problems with diff and Tabstops
- diff3 script
- diffmk command : Show Changes in a troff File with diffmk
- dir_path script
- dircmp command : Comparing Two Directory Trees with dircmp
- directories : How Making and Deleting Directories Works
-
- !$ sequence and : My Favorite Is !$
- absolute pathnames and : Using Relative and Absolute Pathnames
- access to : Access to Directories
- advantages of : Make More Directories!
- archives/backups of
- automatic setup of : Automatic Setup When You Enter/Exit a Directory
- tutorial packages : Directory Structure
- changing : Saving Time When You Change Directories: cdpath
- copying/moving files to : Copying Files to a Directory
- creating : Making Directories Made Easier
- current
- current working : Managing Processes: Overall Concepts
- deleting
- directory stack : The Shells' pushd and popd Commands
- emacs hacks : Directories for Emacs Hacks
- file representation in : What's Really in a Directory
- files in : The Tree Structure of the Filesystem
- finding : Variables Help You Find Directories and Files
- home
- linking : Linking Directories
- links to : Links to a Directory
- listing at top of screen : Keep a Directory Listing at Top of the Screen: dirtop
- listing contents of : The ls -d Option
- matching with wildcards : Wildcards that Match Only Directories
- names of : Introduction to basename and dirname
- notification of change to : Watching Directories
- ownership
- parsing from pathnames : Getting Directory Name from a File's Pathname
- permissions
- printing files to : Build Strings with { }
- private
- redundantly named : Finding All Directories with the Same Name
- remotely mounted : Checklist: Terminal Hangs When I Log In
- root : (see root directory)
- safer file deletion in : Safer File Deletion in Some Directories
- in search path : Setting Your Search Path
- subdirectories : Your Home Directory
-
- creating : Build Strings with { }
- links in : Links to a Directory
- listing with ls -R : List All Subdirectories with ls -R
- on tape drives : Restoring a Few Files
- temporary files : (see /tmp directory)
- temporary changes in : Temporary Change of Directory and Environment
- trees of
- trimming : Trimming a Directory
- "directory not empty" error message : Common UNIX Error Messages
- directory stacks : The Shells' pushd and popd Commands
-
- in arrays : Using C Shell Arrays
- directory structure : Directory Structure
- dirname command
- dirs command
-
- The Shells' pushd and popd Commands
- Which Directory Am I in, Really?
- output in prompt setting : dirs in Your Prompt: Better than $cwd
- dirtop script
- disk bandwidth issues
-
- forms : The I/O Subsystem
- disk quotas
- disk space
-
- compressed files and : (see compressed files)
- emptyig files and : Instead of Removing a File, Empty It
- hard links vs. symbolic links : Automatic Setup When You Enter/Exit a Directory
- links and : Save Space with a Link
- log files and : Save Space with Bit Bucket Log Files and Mailboxes
- memory contention : The Memory Subsystem
- reports on : How Much Disk Space?
- strip command and : Save Space in Executable Files with strip
- trimming directories and : Trimming a Directory
- unlinking open files and : Unlinking Open Files Isn't a Good Idea
- vtree program and : The vtree Visual Directory Tree Programs
- DISPLAY environment variable
- display, vis compared to : When You Get Impatient
- ditroff program : The Text Formatters nroff, troff, ditroff, ...
- do command (awk) : Alphabetical Summary of Commands
- doctor program : An Absurd Amusement
- documentation : (see manual pages)
- dollar sign : (see $)
- done command : apropos on Systems Without apropos
- dot : (see )
- dot files : Showing Hidden Files with ls -A and -a
-
- matching with wildcards : Matching All "Dot Files" with Wildcards
- double quotes : (see ")
- double-spacing text : Double Space, Triple Space ...
- doublespace script : Quick Descriptions of What's on the Disc
- Dougherty, Dale : Power Grows on You
- du command
- dump utility : File Access Permissions
- dup, file descriptors : Writing Files
- duplicate lines, deleting
- DVI format documentation : Installing a Single Program
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