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Index: D

\d (digit) character class
Learning Perl, 7.3.1. Single-Character Patterns
Perl in a Nutshell, 4.6.4. Character Classes
Programming Perl, 1.7. Regular Expressions
\D (nondigit) character class : Perl in a Nutshell, 4.6.4. Character Classes
d command (CPAN.pm) : Perl in a Nutshell, Chapter 2, Reference: d
d command (debugger)
Perl in a Nutshell, Chapter 6, Reference: d
Programming Perl, 8.1.1. Debugger Commands
D command (debugger)
Perl in a Nutshell, Chapter 6, Reference: D
Programming Perl, 8.1.1. Debugger Commands
-d file test operator
Learning Perl, 10.5. The -x File Tests
Learning Perl on Win32 Systems, 10.6. The -x File Tests
Perl in a Nutshell, 4.5.8. File Test Operators
Programming Perl, 2.5.10. Named Unary and File Test Operators
-d option (perlbug) : Perl in a Nutshell, 6.6. The perlbug Program
/d pattern-match modifier
Learning Perl, 15.5. Transliteration
Programming Perl, 2.4.2. Pattern-Matching Operators
-d switch, perl
Perl in a Nutshell, 3.2. Command-Line Options
Programming Perl, 6.1.2. Switches
Programming Perl, 8.1.8. Alternative Debuggers: The Perl Profiler
-D switch, perl
Advanced Perl Programming, 20.1. Reading the Source
Perl in a Nutshell, 3.2. Command-Line Options
Programming Perl, 6.1.2. Switches
daemon() (HTTP::Daemon::ClientConn) : Perl in a Nutshell, Chapter 17, Reference: daemon
daemon servers
Perl Cookbook, 16.22. Program: sigrand
Perl Cookbook, 17.15. Making a Daemon Server
dangling else, and impossibility of : Learning Perl, 4.2. The if/unless Statement
dash : (see - (hyphen))
data, insecure : Programming Perl, 6.3.1. Handling Insecure Data
data() (Net::SMTP) : Perl in a Nutshell, Chapter 14, Reference: data
DATA command (SMTP) : Perl in a Nutshell, 14.1.2. The SMTP Protocol and the SMTP Session
Data::Dumper module
Advanced Perl Programming, 2.5. Pretty-Printing
Advanced Perl Programming, 10.2.2. Data::Dumper
Perl Cookbook, 11.11. Printing Data Structures
Perl in a Nutshell, 8.39. Data::Dumper
DATA filehandle
Perl in a Nutshell, 4.4.3. Global Special Filehandles
Programming Perl, 2.9.5. Global Special Filehandles
data relationships
(see also variables)
Perl Cookbook, 5.15. Representing Relationships Between Data
data_sources() (DBI) : Perl in a Nutshell, Chapter 12, Reference: data_sources
data structures : (see structures)
__DATA__ token
Perl Cookbook, 7.6. Storing Files Inside Your Program Text
Programming Perl, 2.3.2.7. Other literal tokens
Programming Perl, 2.9.5. Global Special Filehandles
data types : Perl in a Nutshell, 4.2. Data Types and Variables
built-in : Programming Perl, 2.2. Built-in Data Types
circular data structures : Perl Cookbook, 13.13. Coping with Circular Data Structures
classes as structs : Perl Cookbook, 13.5. Using Classes as Structs
complex data structures : Perl in a Nutshell, 4.8. References and Complex Data Structures
scalars : (see scalars)
translation : Advanced Perl Programming, 18.1. Writing an Extension: Overview
typeglobs : Programming Perl, 2.3.6. Typeglobs and Filehandles
database interface modules : Learning Perl on Win32 Systems, B.2.6. Database Interfaces
database queries : Perl Cookbook, 19.7. Formatting Lists and Tables with HTML Shortcuts
databases
Learning Perl, 17.4. Fixed-Length Random Access Databases
Learning Perl, 17.5. Variable-Length (Text) Databases
Perl in a Nutshell, 12. Databases and Perl
access : Perl Cookbook, 14.0. Introduction
converting between DBM files : Perl Cookbook, 14.3. Converting Between DBM Files
emptying DBM files : Perl Cookbook, 14.2. Emptying a DBM File
ggh program : Perl Cookbook, 14.11. Program: ggh - Grep Netscape Global History
locking DBM files : Perl Cookbook, 14.5. Locking DBM Files
making DBM files : Perl Cookbook, 14.1. Making and Using a DBM File
merging DBM files : Perl Cookbook, 14.4. Merging DBM Files
persistent data : Perl Cookbook, 14.9. Persistent Data
sorting large DBM files : Perl Cookbook, 14.6. Sorting Large DBM Files
SQL queries
Perl Cookbook, 14.10. Executing an SQL Command Using DBI and DBD
Perl Cookbook, 19.7. Formatting Lists and Tables with HTML Shortcuts
storing complex data in DBM files : Perl Cookbook, 14.8. Storing Complex Data in a DBM File
text files as database arrays : Perl Cookbook, 14.7. Treating a Text File as a Database Array
database handles (DBI methods) : Perl in a Nutshell, 12.2.3. Database Handles and Statement Handles
DBDs (database drivers) : Perl in a Nutshell, 12.2.1. Database Drivers (DBDs)
DBI module : Perl in a Nutshell, 12.2. Design of DBI
DBM (Database Management) facility : Perl in a Nutshell, 12.1. DBM Databases and DBM Hashes
fixed-length records in : Learning Perl on Win32 Systems, 17.4. Fixed-Length Random-Access Databases
generating schema for : Advanced Perl Programming, 17.2.1. Oh, and Can You Do This Too?
human-readable : Learning Perl on Win32 Systems, 17.5. Variable-Length (Text) Databases
locking : Programming Perl, 7.2.8.7. Locking databases
managing with DBM library : Learning Perl, 17.1. DBM Databases and DBM Hashes
mapping : Advanced Perl Programming, 11.2.4. Multivalued Attributes and Database Mapping
random-access : Learning Perl on Win32 Systems, 17.4. Fixed-Length Random-Access Databases
dataend() (Net::SMTP) : Perl in a Nutshell, Chapter 14, Reference: dataend
datagram sockets
Perl Cookbook, 17.0. Introduction
Perl Cookbook, 17.4. Setting Up a UDP Client
DataReceiveTimeout() (Win32::Internet) : Perl in a Nutshell, Chapter 19, Reference: DataReceiveTimeout
datasend() (Net::SMTP) : Perl in a Nutshell, Chapter 14, Reference: datasend
DataSendTimeout() (Win32::Internet) : Perl in a Nutshell, Chapter 19, Reference: DataSendTimeout
date() (Net::NNTP)
(see also localtime())
Perl in a Nutshell, Chapter 15, Reference: date
examples of
Learning Perl, A.13. Chapter 14, Process Management
Learning Perl, 1.4. Basic Concepts
Learning Perl, 14.1. Using system and exec
date and time
Perl Cookbook, 3.0. Introduction
Programming Perl, 3.2.173. time
alarms : Programming Perl, 3.2.5. alarm
arithmetic with : Perl Cookbook, 3.4. Adding to or Subtracting from a Date
converting to/from Epoch seconds : Perl Cookbook, 3.2. Converting DMYHMS to Epoch Seconds
Date::DateCalc module
Perl Cookbook, 3.0. Introduction
Perl Cookbook, 3.4. Adding to or Subtracting from a Date
Perl Cookbook, 3.5. Difference of Two Dates
Perl Cookbook, 3.6. Day in a Week/Month/Year or Week Number
Date::Manip module
Perl Cookbook, 3.0. Introduction
Perl Cookbook, 3.7. Parsing Dates and Times from Strings
Perl Cookbook, 3.8. Printing a Date
Perl Cookbook, 3.11. Program: hopdelta
days, calculating : Perl Cookbook, 3.6. Day in a Week/Month/Year or Week Number
executing, Benchmark for : Programming Perl, 7.2.4. Benchmark - Check and Compare Running Times of Code
file access/modification
Perl Cookbook, 9.1. Getting and Setting Timestamps
Programming Perl, 3.2.159. stat
Programming Perl, 3.2.186. utime
file age : Programming Perl, 2.5.10. Named Unary and File Test Operators
functions for : Perl in a Nutshell, 5.1. Perl Functions by Category
Greenwich Mean (GMT) : Programming Perl, 3.2.70. gmtime
high-resolution timers : Perl Cookbook, 3.9. High-Resolution Timers
hopdelta program : Perl Cookbook, 3.11. Program: hopdelta
HTTP::Date module : Perl in a Nutshell, 17.3.5. HTTP::Date
limits on operations : Programming Perl, 6.2.1. Signals
for local timezone : Programming Perl, 3.2.88. localtime
local, computing : Programming Perl, 7.2.75. Time::Local - Efficiently Compute Time from Local and GMT Time
manipulation of
Learning Perl, 1.5.16. Maintaining a Last-Good-Guess Database
Learning Perl on Win32 Systems, 1.6.16. Maintaining a Last-Good-Guess Database
modifying timestamps
Learning Perl, 13.7. Modifying Timestamps
Learning Perl on Win32 Systems, 13.5. Modifying Timestamps
parsing information from strings : Perl Cookbook, 3.7. Parsing Dates and Times from Strings
printing : Perl Cookbook, 3.8. Printing a Date
script running : Programming Perl, 2.5.10. Named Unary and File Test Operators
sleeping : Programming Perl, 3.2.150. sleep
sleeps : Perl Cookbook, 3.10. Short Sleeps
sorting mail by (example) : Perl Cookbook, 10.17. Program: Sorting Your Mail
Time modules
Time::gmtime module
Perl Cookbook, 3.0. Introduction
Perl Cookbook, 3.3. Converting Epoch Seconds to DMYHMS
Perl in a Nutshell, 8.159. Time::gmtime
Time::HiRes module : Perl Cookbook, 3.9. High-Resolution Timers
Time::Local module
Perl Cookbook, 3.0. Introduction
Perl Cookbook, 3.2. Converting DMYHMS to Epoch Seconds
Perl in a Nutshell, 8.160. Time::Local
Time::localtime module
Perl Cookbook, 3.0. Introduction
Perl in a Nutshell, 8.161. Time::localtime
Time::timelocal : Perl Cookbook, 3.3. Converting Epoch Seconds to DMYHMS
Time::tm module
Perl Cookbook, 3.0. Introduction
Perl in a Nutshell, 8.162. Time::tm
timing out operations : Perl Cookbook, 16.21. Timing Out an Operation
today's : Perl Cookbook, 3.1. Finding Today's Date
UNIX internal format
Learning Perl, 13.7. Modifying Timestamps
Learning Perl on Win32 Systems, 13.5. Modifying Timestamps
years : Perl Cookbook, 3.0. Introduction
date_difference() : Perl Cookbook, 3.5. Difference of Two Dates
date_time_difference() : Perl Cookbook, 3.5. Difference of Two Dates
DateCalc() : Perl Cookbook, 3.11. Program: hopdelta
dates_difference()
Perl Cookbook, 3.5. Difference of Two Dates
Perl Cookbook, 3.6. Day in a Week/Month/Year or Week Number
datesort program (example) : Perl Cookbook, 10.17. Program: Sorting Your Mail
day_of_week() : Perl Cookbook, 3.6. Day in a Week/Month/Year or Week Number
days : (see date and time)
daytime server : Learning Perl on Win32 Systems, C.1. A Simple Client
DB package, caller function : Programming Perl, 3.2.10. caller
db2gdbm program (example) : Perl Cookbook, 14.3. Converting Between DBM Files
DB_File module
Advanced Perl Programming, 10.3.3. Berkeley DB
Perl Cookbook, 11.14. Transparently Persistent Data Structures
Perl in a Nutshell, 8.40. DB_File
Programming Perl, 7.2.1. AnyDBM_File - Provide Framework for Multiple DBMs
Programming Perl, 7.2.8. DB_File - Access to Berkeley DB
sorting large DBM files : Perl Cookbook, 14.6. Sorting Large DBM Files
text files as database arrays : Perl Cookbook, 14.7. Treating a Text File as a Database Array
DB_RECNO access method : Perl Cookbook, 8.8. Reading a Particular Line in a File
DBD module : Perl Cookbook, 14.10. Executing an SQL Command Using DBI and DBD
DBDs (database drivers)
Perl in a Nutshell, 12. Databases and Perl
Perl in a Nutshell, 12.2.1. Database Drivers (DBDs)
DBD::Oracle module : Advanced Perl Programming, 10.4.1. DBI (Database Interface)
DBI_ environment variables : Perl in a Nutshell, 12.4. DBI Environment Variables
DBI module
Advanced Perl Programming, 11.1. Adaptor: An Introduction
Perl Cookbook, 14.10. Executing an SQL Command Using DBI and DBD
Perl Cookbook, 19.7. Formatting Lists and Tables with HTML Shortcuts
Perl Cookbook, 20.9. Creating HTML Templates
Perl in a Nutshell, 12. Databases and Perl
Perl in a Nutshell, 12.2. Design of DBI
database and statement handles : Perl in a Nutshell, 12.2.3. Database Handles and Statement Handles
database mapping : Advanced Perl Programming, 11.2.4. Multivalued Attributes and Database Mapping
environment variables for : Perl in a Nutshell, 12.4. DBI Environment Variables
implementation of : Advanced Perl Programming, 11.3.2. Adaptor::DBI
methods of : Perl in a Nutshell, 12.3. DBI Methods
object uniqueness and : Advanced Perl Programming, 11.2.8. Uniqueness of Objects in Memory
DBI specification : Advanced Perl Programming, 10.4.1. DBI (Database Interface)
dblockdemo program (example) : Perl Cookbook, 14.5. Locking DBM Files
DBM array : Learning Perl, 17.1. DBM Databases and DBM Hashes
dbm close function : Programming Perl, 3.2.23. dbmclose
DBM files
Learning Perl, 1.5.16. Maintaining a Last-Good-Guess Database
Learning Perl on Win32 Systems, 1.6.16. Maintaining a Last-Good-Guess Database
Programming Perl, 3.2.23. dbmclose
complex data in : Perl Cookbook, 14.8. Storing Complex Data in a DBM File
converting between : Perl Cookbook, 14.3. Converting Between DBM Files
deleting from : Programming Perl, 3.2.26. delete
emptying : Perl Cookbook, 14.2. Emptying a DBM File
GDBM files
Perl Cookbook, 14.0. Introduction
Perl Cookbook, 14.3. Converting Between DBM Files
locking : Perl Cookbook, 14.5. Locking DBM Files
making and using : Perl Cookbook, 14.1. Making and Using a DBM File
merging : Perl Cookbook, 14.4. Merging DBM Files
NDBM files : Perl Cookbook, 14.0. Introduction
sorting : Perl Cookbook, 14.6. Sorting Large DBM Files
tie statement with : Advanced Perl Programming, 9.3. Tying Hashes
DBM libraries : Perl Cookbook, 14.0. Introduction
DBM modules
Advanced Perl Programming, 10.3.1. DBM
Learning Perl, 17.1. DBM Databases and DBM Hashes
Perl in a Nutshell, 12.1. DBM Databases and DBM Hashes
Programming Perl, 7.2.1. AnyDBM_File - Provide Framework for Multiple DBMs
dbmclose()
Perl Cookbook, 14.1. Making and Using a DBM File
Learning Perl, 1.5.17. The Final Programs
Learning Perl, 17.2. Opening and Closing DBM Hashes
Perl in a Nutshell, Chapter 5, Reference: dbmclose
example of : Learning Perl on Win32 Systems, 1.6.17. The Final Programs
dbmopen()
Perl Cookbook, 14.0. Introduction
Perl Cookbook, 14.1. Making and Using a DBM File
Learning Perl, 17.2. Opening and Closing DBM Hashes
Perl in a Nutshell, Chapter 5, Reference: dbmopen
Perl in a Nutshell, 12.1. DBM Databases and DBM Hashes
Programming Perl, 3.2.24. dbmopen
Programming Perl, 7.2.1. AnyDBM_File - Provide Framework for Multiple DBMs
examples of
Learning Perl, A.16. Chapter 17, User Database Manipulation
Learning Perl, 1.5.16. Maintaining a Last-Good-Guess Database
Learning Perl, 1.5.17. The Final Programs
Learning Perl on Win32 Systems, 1.6.17. The Final Programs
Learning Perl on Win32 Systems, 1.6.16. Maintaining a Last-Good-Guess Database
dbusers program (example) : Perl Cookbook, 14.10. Executing an SQL Command Using DBI and DBD
dclone() : Perl Cookbook, 11.12. Copying Data Structures
deadlocks
Advanced Perl Programming, 12.2.3. Bidirectional Communications
Advanced Perl Programming, 13.2. Remote Procedure Calls (RPC)
deallocating memory
Advanced Perl Programming, 20.5.6.1. Recommended memory allocation and deallocation routines
Programming Perl, 5.3.9. A Note on Garbage Collection
debug()
Mail::Folder module : Perl in a Nutshell, Chapter 14, Reference: debug
Text widget : Perl in a Nutshell, 18.11.2. Text Methods
debug_print() (Mail::Folder) : Perl in a Nutshell, Chapter 14, Reference: debug_print
debugger
Advanced Perl Programming, 20.1. Reading the Source
Learning Perl, D.2. The Debugger
Perl in a Nutshell, 6.1. The Perl Debugger
commands for : Perl in a Nutshell, 6.2. Debugger Commands
customizing : Perl in a Nutshell, 6.4. Customizing the Debugger
debugging
(see also taint checking)
Perl in a Nutshell, 6. Debugging
Programming Perl, 6.1.2. Switches
Programming Perl, 6.3.1. Handling Insecure Data
Programming Perl, 8.1. The Perl Debugger
bug reports : Programming Perl, Bug Reports
CGI scripts
Perl Cookbook, 19.0. Introduction
Perl Cookbook, 19.3. Fixing a 500 Server Error
Perl in a Nutshell, 10.6. Debugging
checking syntax without running : Perl in a Nutshell, 3.2. Command-Line Options
controlling from scripts : Programming Perl, 8.1.2. Using the Debugger
core dumps
Perl in a Nutshell, 3.2. Command-Line Options
Programming Perl, 3.2.29. dump
Programming Perl, 6.1.2. Switches
customizing : Programming Perl, 8.1.3. Debugger Customization
-d, -D options (perl)
Advanced Perl Programming, 20.1. Reading the Source
Perl in a Nutshell, 3.2. Command-Line Options
Perl in a Nutshell, 6.1. The Perl Debugger
Perl in a Nutshell, 6.5. The Perl Profiler
Programming Perl, 6.1.2. Switches
Programming Perl, 8.1.8. Alternative Debuggers: The Perl Profiler
HTTP exchanges : Perl Cookbook, 19.9. Debugging the Raw HTTP Exchange
Perl profiler (DProf) : Perl in a Nutshell, 6.5. The Perl Profiler
perlbug program : Perl in a Nutshell, 6.6. The perlbug Program
UNIX security bugs : Programming Perl, 6.3.1.3. Security bugs
$DEBUGGING ($^D) variable
Perl in a Nutshell, 4.4.1. Global Special Variables
Programming Perl, 2.9.3. Global Special Variables
Programming Perl, 6.1.2. Switches
Programming Perl, 7.2.13. English - Use English or awk Names for Punctuation Variables
decimal numbers, converting
Perl Cookbook, 2.4. Converting Between Binary and Decimal
Perl Cookbook, 2.16. Converting Between Octal and Hexadecimal
decimal points
Learning Perl, 2.2.2. Float Literals
Programming Perl, 2.8. Formats
declarations
Perl in a Nutshell, 4.1. Program Structure
Programming Perl, 2.6. Statements and Declarations
formats : Programming Perl, 2.8. Formats
global
Programming Perl, 2.6.7. Global Declarations
Programming Perl, 7.2.76. vars - Predeclare Global Variable Names
packages
Perl in a Nutshell, 7.1. Namespaces and Packages
Programming Perl, 2.6.8. Scoped Declarations
Programming Perl, 3.2.106. package
private vs. local : Perl in a Nutshell, 4.7.4. Private and Local Variables
subroutines
Perl in a Nutshell, 4.7. Subroutines
Programming Perl, 2.6.7. Global Declarations
Programming Perl, 2.7. Subroutines
Programming Perl, 3.2.161. sub
Programming Perl, 7.2.60. subs - Predeclare Subroutine Names
variables
Perl in a Nutshell, 4.2.6. Declarations and Scope
Programming Perl, 2.6. Statements and Declarations
Programming Perl, 2.6.8. Scoped Declarations
Programming Perl, 7.2.76. vars - Predeclare Global Variable Names
decryption : (see encryption)
deep binding : Advanced Perl Programming, 4.5.2. Python
deep copies : Perl Cookbook, 11.12. Copying Data Structures
default filehandle
Learning Perl, 10.4. Using Filehandles
Learning Perl on Win32 Systems, 10.5. Using Filehandles
default package : Programming Perl, 2.6.8. Scoped Declarations
'DEFAULT' string : Programming Perl, 6.2.1. Signals
default string values : Perl Cookbook, 1.2. Establishing a Default Value
default values, implemented with || operator
Learning Perl, 1.5.9. Making It a Bit More Modular
Learning Perl on Win32 Systems, 1.6.9. Making It a Bit More Modular
DEFAULT, as special value for %SIG : Learning Perl, 14.6. Sending and Receiving Signals
default_port() (URI::URL) : Perl in a Nutshell, Chapter 17, Reference: default_port
defaults() (CGI.pm) : Perl in a Nutshell, Chapter 10, Reference: defaults
defensive programming : Learning Perl, 15.4. Advanced Sorting
defined operator
Perl Cookbook, 1.2. Establishing a Default Value
Perl in a Nutshell, Chapter 5, Reference: defined
Programming Perl, 3.2.25. defined
Programming Perl, 5.4.3. Tying Hashes
definedness
Perl Cookbook, 1.0. Introduction
Perl Cookbook, 1.2. Establishing a Default Value
defining formats : Learning Perl, 11.2. Defining a Format
deg2rad() (example) : Perl Cookbook, 2.11. Doing Trigonometry in Degrees, not Radians
degrees vs. radians : Perl Cookbook, 2.11. Doing Trigonometry in Degrees, not Radians
deiconify() (Frame widget) : Perl in a Nutshell, 18.18.1. Toplevel Methods
DEL character, completion and : Programming Perl, 7.2.65. Term::Complete - Word Completion Module
del_group() (News::Newsrc) : Perl in a Nutshell, Chapter 15, Reference: del_group
delay() (LWP::RobotUA) : Perl in a Nutshell, Chapter 17, Reference: delay
delaying module loading : Perl Cookbook, 12.3. Delaying use Until Run Time
delegation
Advanced Perl Programming, 8.2. Delegation
Programming Perl, 5.5.11. Delegation (the "Passes-the-Buck-to" Relationship)
delete()
Perl Cookbook, 5.3. Deleting from a Hash
Learning Perl, 5.4.4. The delete Function
Learning Perl, 17.3. Using a DBM Hash
Learning Perl on Win32 Systems, 5.4.4. The delete Function
Learning Perl on Win32 Systems, 17.3. Using a DBM Hash
Perl in a Nutshell, Chapter 5, Reference: delete
Programming Perl, 3.2.26. delete
Canvas widget : Perl in a Nutshell, 18.12.3. Canvas Methods
CGI.pm module : Perl in a Nutshell, Chapter 10, Reference: delete
Entry widget : Perl in a Nutshell, 18.8.2. Entry Methods
HTML::Parser module : Perl in a Nutshell, Chapter 17, Reference: delete
Listbox widget : Perl in a Nutshell, 18.10.2. Listbox Methods
Mail::Send module : Perl in a Nutshell, Chapter 14, Reference: delete
Menu widget : Perl in a Nutshell, 18.15.2. Menu Methods
multiple hash key values : Perl Cookbook, 5.7. Hashes with Multiple Values Per Key
Net::FTP module : Perl in a Nutshell, Chapter 16, Reference: delete
Net::POP3 module : Perl in a Nutshell, Chapter 14, Reference: delete
Text widget : Perl in a Nutshell, 18.11.2. Text Methods
Tie::IxHash module and : Perl Cookbook, 5.6. Retrieving from a Hash in Insertion Order
Delete()
Mail::POP3Client module
Perl in a Nutshell, Chapter 14, Reference: Delete
Perl in a Nutshell, 14.2.8.4. Deleting and undeleting messages
Win32::Internet module : Perl in a Nutshell, Chapter 19, Reference: Delete
delete_all() (CGI.pm) : Perl in a Nutshell, Chapter 10, Reference: delete_all
Delete as interrupt signal : Learning Perl, 14.6. Sending and Receiving Signals
delete_content() (HTML::Parser) : Perl in a Nutshell, Chapter 17, Reference: delete_content
delete_label() (Mail::Folder) : Perl in a Nutshell, Chapter 14, Reference: delete_label
delete_message() (Mail::Folder) : Perl in a Nutshell, Chapter 14, Reference: delete_message
DELETE method : Programming Perl, 5.4.3. Tying Hashes
delete()
DeleteKey() (Win32::Registry)
Learning Perl on Win32 Systems, 16.6.1. More Registry Operations
Perl in a Nutshell, Chapter 19, Reference: DeleteKey
DeleteValue() (Win32::Registry) : Perl in a Nutshell, Chapter 19, Reference: DeleteValue
deleting
array elements
Programming Perl, 3.2.143. shift
Programming Perl, 3.2.154. splice
breakpoints : Programming Perl, 8.1.1. Debugger Commands
characters
Learning Perl, 15.5. Transliteration
Programming Perl, 3.2.13. chomp
clearing the screen : Perl Cookbook, 15.3. Clearing the Screen
directories
Programming Perl, 3.2.129. rmdir
Programming Perl, 3.2.181. unlink
Programming Perl, 7.2.31. File::Path - Create or Remove a Series of Directories
directories and their contents : Perl Cookbook, 9.8. Removing a Directory and Its Contents
DOS shell window : Perl Cookbook, 15.17. Removing the DOS Shell Window with Windows Perl/Tk
emptying DBM files : Perl Cookbook, 14.2. Emptying a DBM File
files
Perl Cookbook, 9.2. Deleting a File
Programming Perl, 3.2.181. unlink
hash elements
Perl Cookbook, 5.3. Deleting from a Hash
Programming Perl, 3.2.26. delete
HTML tags from strings : Perl Cookbook, 20.6. Extracting or Removing HTML Tags
last line of files : Perl Cookbook, 8.10. Removing the Last Line of a File
Registry keys : Learning Perl on Win32 Systems, 16.6.1. More Registry Operations
selected subroutine return values : Perl Cookbook, 10.8. Skipping Selected Return Values
whitespace at string ends : Perl Cookbook, 1.14. Trimming Blanks from the Ends of a String
delimiters, for tr : Learning Perl, 15.5. Transliteration
delta() (Scrollbar) : Perl in a Nutshell, 18.9.1. Scrollbar Methods
denial of resource attacks : Advanced Perl Programming, 20.2.2.3. Security features
Deparse backend (Perl compiler) : Perl in a Nutshell, 3.4. The Perl Compiler
dequote() : Perl Cookbook, 1.11. Indenting Here Documents
dereferencing
(see
(see also references)
Advanced Perl Programming, 1.1.2. Dereferencing
Perl in a Nutshell, 4.8.2. Dereferencing
Perl in a Nutshell, 7.4. Object Syntax
Programming Perl, 4.1. What Is a Reference?
Programming Perl, 4.3.1. Using a Variable as a Variable Name
Programming Perl, 4.3.3. Using the Arrow Operator
Programming Perl, 4.6.5. Common Mistakes
automatic : Advanced Perl Programming, 1.1.8. No Automatic Dereferencing
multiple levels of indirection : Advanced Perl Programming, 1.2.4. Dereferencing Multiple Levels of Indirection
operator for : (see - (hyphen), -> (arrow) operator)
subroutine references : Advanced Perl Programming, 4.1.3. Dereferencing Subroutine References
derived classes
Perl Cookbook, 13.0. Introduction
Programming Perl, 5.3.4. A Class Is Simply a Package
Programming Perl, 5.5.1. Object-Oriented Scaling Tips
deselect()
Checkbutton widget : Perl in a Nutshell, 18.5.1. Checkbutton Methods
Radiobutton widget : Perl in a Nutshell, 18.6.1. Radiobutton Methods
DESTROY function
Advanced Perl Programming, 7.2.7. Object Destruction
Advanced Perl Programming, 9.1. Tying Scalars
Perl in a Nutshell, 7.3. Object-Oriented Perl
Programming Perl, 5.4.1. Tying Scalars
Programming Perl, 5.4.2. Tying Arrays
Programming Perl, 5.4.3. Tying Hashes
destroying
modules/packages : Advanced Perl Programming, 6.3. Package Initialization and Destruction
objects : Advanced Perl Programming, 7.2.7. Object Destruction
destructors
Perl Cookbook, 13.0. Introduction
Perl Cookbook, 13.2. Destroying an Object
Programming Perl, 5.3.7. Destructors
detecting tainted data : Programming Perl, 6.3.1.1. Detecting and laundering tainted data
deterministic finite automata : Perl Cookbook, 6.0. Introduction
$dev file statistic : Programming Perl, 3.2.159. stat
Devel modules
Devel::Dump module : Advanced Perl Programming, 20.3.2.1. Inside AVs
Devel::Peek module
Advanced Perl Programming, 20.1. Reading the Source
Advanced Perl Programming, 20.3.1.2. Inside SVs
Devel::RegExp module : Advanced Perl Programming, 20.1. Reading the Source
Devel::SelfStubber module
Perl in a Nutshell, 8.41. Devel::SelfStubber
Programming Perl, 7.2.9. Devel::SelfStubber - Generate Stubs for a SelfLoading Module
Devel::Symdump module : Advanced Perl Programming, 20.1. Reading the Source
DFA (deterministic finite automata) : Perl Cookbook, 6.0. Introduction
diagnostic messages
(see error messages)
(see warning messages)
diagnostics module
Perl in a Nutshell, 8.42. diagnostics
Programming Perl, 7.2.10. diagnostics - Force Verbose Warning Diagnostics
dialog boxes with Tk toolkit : Perl Cookbook, 15.15. Creating Dialog Boxes with Tk
DialogBox widget (Tk) : Perl Cookbook, 15.15. Creating Dialog Boxes with Tk
diamond operator (<>) : (see < > (angle brackets), <...> (angle, diamond, line-input) operator)
Dict module : Programming Perl, 7.2.53. Search::Dict - Search for Key in Dictionary File
dictionary file : Programming Perl, 7.2.53. Search::Dict - Search for Key in Dictionary File
die()
Advanced Perl Programming, B.7. Exception Handling
Advanced Perl Programming, 5.2. The Block Form: Exception Handling
Perl Cookbook, 10.12. Handling Exceptions
Learning Perl, 1.5.13. Many Secret Word Files in the Current Directory
Learning Perl, 10.3. A Slight Diversion: die
Learning Perl on Win32 Systems, 1.6.13. Many Secret Word Files in the Current Directory
Learning Perl on Win32 Systems, 10.4. A Slight Diversion: die
Perl in a Nutshell, Chapter 5, Reference: die
Perl in a Nutshell, 4.9. Filehandles
Programming Perl, 3.2.27. die
examples of
Learning Perl, A.11. Chapter 12, Directory Access
Learning Perl, 13.3.2. Creating Hard and Soft Links with Perl
exit function versus : Programming Perl, 3.2.35. exit
time-outs and : Advanced Perl Programming, 5.6. Using Eval for Time-Outs
__DIE__ token
Perl Cookbook, 16.15. Installing a Signal Handler
Programming Perl, 2.9.4. Global Special Arrays
differences of lists : Perl Cookbook, 4.7. Finding Elements in One Array but Not Another
digits : Programming Perl, 1.7. Regular Expressions
backslashed : Programming Perl, 2.4.1.2. The rules of regular expression matching
in names : Programming Perl, 2.3.1. Variables
-digits option (Scale) : Perl in a Nutshell, 18.13. The Scale Widget
dir() (Net::FTP) : Perl in a Nutshell, Chapter 16, Reference: dir
directories : Perl Cookbook, 9.0. Introduction
changing working : Programming Perl, 3.2.11. chdir
closing : Programming Perl, 3.2.19. closedir
copying or moving files : Perl Cookbook, 9.3. Copying or Moving a File
creating
Programming Perl, 3.2.92. mkdir
Programming Perl, 7.2.31. File::Path - Create or Remove a Series of Directories
deleting
Perl Cookbook, 9.8. Removing a Directory and Its Contents
Programming Perl, 3.2.129. rmdir
Programming Perl, 3.2.181. unlink
Programming Perl, 7.2.31. File::Path - Create or Remove a Series of Directories
deleting files in : Perl Cookbook, 9.2. Deleting a File
for email messages : Perl in a Nutshell, 14.2.3. Handle Folders with Mail::Folder
file-related functions : Perl in a Nutshell, 5.1. Perl Functions by Category
functions for : Perl in a Nutshell, 5.1. Perl Functions by Category
getting pathname of : Programming Perl, 7.2.7. Cwd - Get Pathname of Current Working Directory
of modules : Perl Cookbook, 12.7. Keeping Your Own Module Directory
multiple names for same file : Perl Cookbook, 9.4. Recognizing Two Names for the Same File
opendir function : Programming Perl, 3.2.103. opendir
parsing filenames : Perl Cookbook, 9.10. Splitting a Filename into Its Component Parts
prepending to @INC : Programming Perl, 6.1.2. Switches
processing all files in
Perl Cookbook, 9.5. Processing All Files in a Directory
Perl Cookbook, 9.7. Processing All Files in a Directory Recursively
reading entries from : Programming Perl, 3.2.117. readdir
recursively duplicating : Perl Cookbook, 9.11. Program: symirror
renaming files
Perl Cookbook, 9.9. Renaming Files
Learning Perl, 13.2. Renaming a File
rewinddir function : Programming Perl, 3.2.127. rewinddir
root, redefining : Programming Perl, 3.2.17. chroot
seekdir function
Learning Perl on Win32 Systems, 13.2. Renaming a File
Programming Perl, 3.2.133. seekdir
sorting contents of
Perl Cookbook, 9.0. Introduction
Perl Cookbook, 9.12. Program: lst
timestamps : Perl Cookbook, 9.1. Getting and Setting Timestamps
directory handles
(see also filehandles)
Advanced Perl Programming, 3.4. Filehandles, Directory Handles, and Formats
Perl Cookbook, 9.5. Processing All Files in a Directory
Learning Perl, 12.3. Directory Handles
creating : Learning Perl on Win32 Systems, 12.4. Opening and Closing a Directory Handle
modules/packages and : Advanced Perl Programming, 6.1. Basic Package
DirHandle module
Advanced Perl Programming, 3.4. Filehandles, Directory Handles, and Formats
Perl in a Nutshell, 8.43. DirHandle
Programming Perl, 7.2.11. DirHandle - Supply Object Methods for Directory Handles
dirname()
Perl Cookbook, 9.10. Splitting a Filename into Its Component Parts
Programming Perl, 7.2.27. File::Basename - Parse File Specifications
disablecache() routine : Programming Perl, 7.2.4. Benchmark - Check and Compare Running Times of Code
-disabledforeground option (widgets) : Perl in a Nutshell, 18.3. Common Widget Configuration Options
disconnect() (DBI) : Perl in a Nutshell, Chapter 12, Reference: disconnect
disk usage, library : Perl Cookbook, 14.0. Introduction
dispatch tables : Advanced Perl Programming, 4.2.1. Dispatch Table
Display() (Win32::Console) : Perl in a Nutshell, Chapter 19, Reference: Display
distribution, Perl
Programming Perl, 8.5. Distribution and Installation
Programming Perl, The Perl Distribution
distributions() (Net::NNTP) : Perl in a Nutshell, Chapter 15, Reference: distributions
divide-by-zero error, trapping : Advanced Perl Programming, 5.2. The Block Form: Exception Handling
division operators
(see also multiplication operators)
Learning Perl, 2.4.1. Operators for Numbers
Perl in a Nutshell, 4.5.3. Arithmetic Operators
@dl_ and dl_ variables : Programming Perl, 7.2.12.1. Internal interface summary
dlineinfo() (Text widget) : Perl in a Nutshell, 18.11.2. Text Methods
DMYHMS values : (see date and time)
DNS lookups : Perl Cookbook, 18.1. Simple DNS Lookups
do()
Perl Cookbook, 8.16. Reading Configuration Files
Perl in a Nutshell, Chapter 5, Reference: do
DBI module : Perl in a Nutshell, Chapter 12, Reference: do
do loops
Perl in a Nutshell, 4.3.1.4. Modifiers
Programming Perl, 2.6.1. Simple Statements
Programming Perl, 3.2.28. do
Programming Perl, 8.2.1. Universal Blunders
document object (PerlScript) : Perl in a Nutshell, 20.1. Client-Side PerlScript
DOCUMENT_ROOT variable : Perl in a Nutshell, 9.4. CGI Environment Variables
documentation
Learning Perl on Win32 Systems, 1.5.1. Documentation
Perl in a Nutshell, 2.5. Documentation
books on Perl : Programming Perl, Other Books
bug reports : Programming Perl, Bug Reports
C library functions : Programming Perl, 3. Functions
conventions : Perl Cookbook, Conventions Used in This Book
FAQ on Perl : Programming Perl, Frequently Asked Questions List
Javadoc format : Advanced Perl Programming, 17.1. On Code Generation
Perl manpages : Programming Perl, Perl Manpages
POD format
Advanced Perl Programming, 17.1. On Code Generation
Perl in a Nutshell, 4.11. Pod
Perl in a Nutshell, 4.11.3. Pod Utilities
dollar sign : (see $ (dollar sign))
domain() (Net::SMTP) : Perl in a Nutshell, Chapter 14, Reference: domain
Domain property (response cookies) : Perl in a Nutshell, 20.2.2.1. Setting cookies
DomainName module : Learning Perl on Win32 Systems, B.4. Win32 Extensions
domains
getting information on : Perl Cookbook, 18.8. Using Whois to Retrieve Information from the InterNIC
for sockets : Perl Cookbook, 17.0. Introduction
Dominus, Mark-Jason : Perl Cookbook, 4.19. Program: permute
DOS shell window, removing : Perl Cookbook, 15.17. Removing the DOS Shell Window with Windows Perl/Tk
dot : (see . (dot))
Douady, Adrien : Advanced Perl Programming, 18.6. A Detour into Fractals
double indexing scheme (example) : Advanced Perl Programming, 2.4.1. Data Representation
double quotes
(see also " (double quotation marks))
Perl Cookbook, 1.0. Introduction
Learning Perl, 2.3.2. Double-Quoted Strings
Perl in a Nutshell, 4.2.2. String Interpolation
associative array elements and : Learning Perl, 5.4.1. The keys Function
backslash escape and : Learning Perl, 2.3.2. Double-Quoted Strings
examples of
Learning Perl, 1.5.2. Asking Questions and Remembering the Result
Learning Perl on Win32 Systems, 1.6.2. Asking Questions and Remembering the Result
hash elements : Learning Perl on Win32 Systems, 5.4.1. The keys Function
qq() : Perl Cookbook, 4.1. Specifying a List In Your Program
variable interpolation
(see also variable interpolation)
Learning Perl, 2.6.4. Interpolation of Scalars into Strings
Programming Perl, 2.3.3.4. Interpolative context
doubles (NVs) : Advanced Perl Programming, 20.3.1. Scalar Values
Dowd, Sean : Perl in a Nutshell, 14. Email Connectivity
downloading source code
Perl in a Nutshell, 2. Installing Perl
Perl in a Nutshell, 2.2. How Is CPAN Organized?
Perl in a Nutshell, 2.4. Getting and Installing Modules
DProf debugger : Programming Perl, 8.1.8. Alternative Debuggers: The Perl Profiler
dprofpp utility : Perl in a Nutshell, 6.5. The Perl Profiler
drawers : (see directories)
drivelock program (example) : Perl Cookbook, 7.21. Program: netlock
du command, sorting output of : Perl Cookbook, 5.16. Program: dutree
dummyhttpd program (example) : Perl Cookbook, 19.9. Debugging the Raw HTTP Exchange
dump()
Perl in a Nutshell, Chapter 5, Reference: dump
Programming Perl, 3.2.29. dump
CGI.pm module : Perl in a Nutshell, Chapter 10, Reference: dump
HTML::Parser module : Perl in a Nutshell, Chapter 17, Reference: dump
Dump module : Advanced Perl Programming, 20.3.2.1. Inside AVs
dump_results() (DBI) : Perl in a Nutshell, Chapter 12, Reference: dump_results
Dumper module : Advanced Perl Programming, 10.2.2. Data::Dumper
dumpValue function : Advanced Perl Programming, 2.5. Pretty-Printing
dup() (Mail::Folder) : Perl in a Nutshell, Chapter 14, Reference: dup
duplicate
list elements, extracting : Perl Cookbook, 4.6. Extracting Unique Elements from a List
words, finding : Perl Cookbook, 6.16. Detecting Duplicate Words
dutree program (example) : Perl Cookbook, 5.16. Program: dutree
dutree_orig program (example) : Perl Cookbook, 5.16. Program: dutree
DynaLoader module
Perl in a Nutshell, 8.44. DynaLoader
Programming Perl, 7.2.12. DynaLoader - Automatic Dynamic Loading of Perl Modules
Programming Perl, 7.2.21. ExtUtils::Mkbootstrap - Make a Bootstrap File for Use by DynaLoader
dynamic allocation
Advanced Perl Programming, 1. Data References and Anonymous Storage
Advanced Perl Programming, 1.2.3. References to Anonymous Storage
Advanced Perl Programming, 1.7.1. Tcl
dynamic behavior : (see run-time evaluation)
dynamic binding : Advanced Perl Programming, 9. Tie
arrays : Advanced Perl Programming, 9.2. Tying Arrays
filehandles : Advanced Perl Programming, 9.4. Tying Filehandles
hashes : Advanced Perl Programming, 9.3. Tying Hashes
monitoring variables (example) : Advanced Perl Programming, 9.5. Example: Monitoring Variables
other languages and : Advanced Perl Programming, 9.6. Comparisons with Other Languages
scalars : Advanced Perl Programming, 9.1. Tying Scalars
dynamic linking : Programming Perl, 7.2.12. DynaLoader - Automatic Dynamic Loading of Perl Modules
dynamic scoping
Advanced Perl Programming, 3.1.2. Lexical Versus Dynamic Scoping
Perl Cookbook, 10.13. Saving Global Values
Perl in a Nutshell, 4.2.6. Declarations and Scope
Perl in a Nutshell, 4.7.4. Private and Local Variables
Programming Perl, 2.6.8. Scoped Declarations


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