Book Home

Search | Symbols | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Index: H

h command (CPAN.pm) : Perl in a Nutshell, Chapter 2, Reference: h
h command (debugger)
Perl in a Nutshell, Chapter 6, Reference: h
Programming Perl, 8.1.1. Debugger Commands
H command (debugger)
Perl in a Nutshell, Chapter 6, Reference: H
Programming Perl, 8.1.1. Debugger Commands
-h option (perl)
Perl in a Nutshell, 3.2. Command-Line Options
Programming Perl, 6.1.2. Switches
-h option (perlbug) : Perl in a Nutshell, 6.6. The perlbug Program
h2ph tool : Perl Cookbook, 12.14. Using h2ph to Translate C #include Files
h2xs tool
(see XS tool)
Perl Cookbook, 12.8. Preparing a Module for Distribution
Perl Cookbook, 12.15. Using h2xs to Make a Module with C Code
handles
(see directory handles)
(see filehandles)
handling
exceptions : (see exceptions)
multiple clients : Advanced Perl Programming, 12.3. Handling Multiple Clients
signals : Advanced Perl Programming, 4.2.2. Signal Handlers
handling signals : (see signals)
hard links
Perl Cookbook, 9.0. Introduction
Learning Perl, 13.3. Creating Alternate Names for a File: Linking
hard references
Advanced Perl Programming, 1.6.1. Reference Counts
Programming Perl, 4.1. What Is a Reference?
Programming Perl, 4.2. Creating Hard References
Programming Perl, 4.5.1. Hard References Don't Work as Hash Keys
Harness module : Programming Perl, 7.2.66. Test::Harness - Run Perl Standard Test Scripts with Statistics
"has-a" relationship : Programming Perl, 5.5.5. Containment (the "Has-a" Relationship)
hash functions : Advanced Perl Programming, 20.3.3.1. Inside HVs
hash keys : Learning Perl on Win32 Systems, 1.6.6. Giving Each Person a Different Secret Word
hash mark : (see # (hash mark))
Hash module : Programming Perl, 7.2.72. Tie::Hash, Tie::StdHash - Base Class Definitions for Tied Hashes
hash operators : Learning Perl on Win32 Systems, 5.4. Hash Functions
hash prototype symbol (%) : Perl in a Nutshell, 4.7.5. Prototypes
hash values/entries (HVs/HEs) : Advanced Perl Programming, 20.3.3. Hash Values (HVs)
stashes : (see symbol tables)
hashes (associative arrays)
Advanced Perl Programming, 1.6. A View of the Internals
Perl Cookbook, 4.6. Extracting Unique Elements from a List
Perl Cookbook, 5.0. Introduction
Learning Perl, 1.5.6. Giving Each Person a Different Secret Word
Learning Perl, 5.1. What Is a Hash?
Learning Perl on Win32 Systems, 1.6.6. Giving Each Person a Different Secret Word
Learning Perl on Win32 Systems, 5.1. What Is a Hash?
Perl in a Nutshell, 4.2. Data Types and Variables
Perl in a Nutshell, 4.2.4.2. Hashes
Programming Perl, 1.2.1.2. Pluralities
Programming Perl, 2.2. Built-in Data Types
Programming Perl, 2.3.5. Hashes (Associative Arrays)
adding elements to
Perl Cookbook, 5.1. Adding an Element to a Hash
Perl Cookbook, 10.11. Prototyping Functions
anonymous
Advanced Perl Programming, 1.2.3. References to Anonymous Storage
Advanced Perl Programming, 1.3.2. Final Shortcut: Omit Arrows Between Subscripts
Perl Cookbook, 11.0. Introduction
Programming Perl, 4.2.3. The Anonymous Hash Composer
of arrays
Perl Cookbook, 11.2. Making Hashes of Arrays
Programming Perl, 4.7.2. Hashes of Arrays
arrow notation for : Advanced Perl Programming, 1.1.7. Shortcuts with the Arrow Notation
binding
Advanced Perl Programming, 9.3. Tying Hashes
Programming Perl, 3.2.24. dbmopen
comparing for keys : Perl Cookbook, 5.11. Finding Common or Different Keys in Two Hashes
of complex records : Programming Perl, 4.7.5.3. Generation of a hash of complex records
creating new elements : Learning Perl, 5.2. Hash Variables
dictionary file, searching : Programming Perl, 7.2.53. Search::Dict - Search for Key in Dictionary File
dutree program : Perl Cookbook, 5.16. Program: dutree
examples
Advanced Perl Programming, 2.3.1. Representation
Learning Perl, 1.5.6. Giving Each Person a Different Secret Word
Learning Perl on Win32 Systems, 1.6.6. Giving Each Person a Different Secret Word
finding most common anything : Perl Cookbook, 5.14. Finding the Most Common Anything
functions for processing : Perl in a Nutshell, 5.1. Perl Functions by Category
global : Programming Perl, 2.9.4. Global Special Arrays
hard references as keys : Programming Perl, 4.5.1. Hard References Don't Work as Hash Keys
of hashes : Advanced Perl Programming, 2.2.1. Hash of Hashes Representation
initializing with x operator : Programming Perl, 2.5.7. Multiplicative Operators
instead of linear searches : Programming Perl, 8.3.1. Time Efficiency
inverting
Perl Cookbook, 5.8. Inverting a Hash
Programming Perl, 3.2.126. reverse
key/value pair precedence : Programming Perl, 2.3.5. Hashes (Associative Arrays)
for list unions, intersections, differences : Perl Cookbook, 4.7. Finding Elements in One Array but Not Another
literal representation of : Learning Perl, 5.3. Literal Representation of a Hash
merging : Perl Cookbook, 5.10. Merging Hashes
multidimensional : Programming Perl, 4.7.4. Hashes of Hashes
multiple values per key : Perl Cookbook, 5.7. Hashes with Multiple Values Per Key
named
Advanced Perl Programming, 1.3. Nested Data Structures
Programming Perl, 2.3.1. Variables
order in
Learning Perl, 5.1. What Is a Hash?
Learning Perl on Win32 Systems, 5.1. What Is a Hash?
passing to subroutines : Advanced Perl Programming, 1.2.1. Passing Arrays and Hashes to Subroutines
presizing : Perl Cookbook, 5.13. Presizing a Hash
printing : Perl Cookbook, 5.5. Printing a Hash
reading/writing records to file : Perl Cookbook, 11.10. Reading and Writing Hash Records to Text Files
references as elements : Perl Cookbook, 5.12. Hashing References
references to
Advanced Perl Programming, 1.1.5. References to Hashes
Advanced Perl Programming, 1.6.2. Array/Hash References Versus Element References
Perl Cookbook, 11.3. Taking References to Hashes
removing/deleting elements from
Perl Cookbook, 5.3. Deleting from a Hash
Learning Perl, 5.4.4. The delete Function
Programming Perl, 3.2.26. delete
representing data relationships : Perl Cookbook, 5.15. Representing Relationships Between Data
retrieving in insertion order : Perl Cookbook, 5.6. Retrieving from a Hash in Insertion Order
returning keys and values
Perl Cookbook, 5.2. Testing for the Presence of a Key in a Hash
Programming Perl, 3.2.30. each
Programming Perl, 3.2.79. keys
Programming Perl, 3.2.187. values
simulating data structures with : Advanced Perl Programming, 2.1. User-Defined Structures
slices of : Perl Cookbook, 4.7. Finding Elements in One Array but Not Another
sorting elements of
Perl Cookbook, 5.9. Sorting a Hash
Learning Perl, 15.4. Advanced Sorting
Programming Perl, 7.2.8.4. In-memory databases
special (predefined) : Perl in a Nutshell, 4.4.2. Global Special Arrays and Hashes
stepping through : Learning Perl, 5.4.3. The each Function
SubstrHash module : Programming Perl, 7.2.74. Tie::SubstrHash - Fixed-table-size, Fixed-key-length Hashing
symbol tables : Programming Perl, 5.1.1. Symbol Tables
of symbolic references : Advanced Perl Programming, 1.5. Symbolic References
tied
Perl Cookbook, 13.15. Creating Magic Variables with tie
Programming Perl, 7.2.72. Tie::Hash, Tie::StdHash - Base Class Definitions for Tied Hashes
traversing : Perl Cookbook, 5.4. Traversing a Hash
typing : Programming Perl, 5.4.3. Tying Hashes
variables : Learning Perl, 5.2. Hash Variables
head()
LWP::Simple module
Perl Cookbook, 20.7. Finding Stale Links
Perl in a Nutshell, Chapter 17, Reference: head
Perl in a Nutshell, 17.2.2. LWP::Simple
Mail::Internet module
Perl in a Nutshell, Chapter 14, Reference: head
Perl in a Nutshell, Chapter 14, Reference: Head
Perl in a Nutshell, 14.2.8.1. Counting messages
Net::NNTP module : Perl in a Nutshell, Chapter 15, Reference: head
HEAD method : Perl Cookbook, 19.0. Introduction
=head1 command (pod) : Perl in a Nutshell, Chapter 4, Reference: =head1
=head2 command (pod) : Perl in a Nutshell, Chapter 4, Reference: =head2
=head2 pod directive : Perl Cookbook, 12.16. Documenting Your Module with Pod
HeadAndBody() (Mail::POP3Client)
Perl in a Nutshell, Chapter 14, Reference: HeadAndBody
Perl in a Nutshell, 14.2.8.3. Retrieving the message body
header()
CGI.pm module
Perl in a Nutshell, Chapter 10, Reference: header
Perl in a Nutshell, 10. The CGI.pm Module
HTTP::Headers module : Perl in a Nutshell, Chapter 17, Reference: header
HTTP::Message module : Perl in a Nutshell, Chapter 17, Reference: headers
header files (C) : Advanced Perl Programming, 18.1.1. The Extension Process
headerfy program (example) : Perl Cookbook, 6.6. Matching Multiple Lines
headers, HTTP : Perl in a Nutshell, 17.3.3. HTTP::Headers
-height option
place geometry manager : Perl in a Nutshell, 18.2.3. The Place Geometry Manager
widgets : Perl in a Nutshell, 18.3. Common Widget Configuration Options
hello() (Net::SMTP) : Perl in a Nutshell, Chapter 14, Reference: hello
Hello, world (program example)
Learning Perl, 1.5.1. The "Hello, World" Program
Learning Perl on Win32 Systems, 1.6.1. The "Hello, world" Program
HELO command (SMTP) : Perl in a Nutshell, 14.1.2. The SMTP Protocol and the SMTP Session
help
documentation : Learning Perl on Win32 Systems, 1.5.1. Documentation
Perl references : Perl Cookbook, Other Books
pod documentation for modules : Perl Cookbook, 12.16. Documenting Your Module with Pod
sorting =head1 sections : Perl Cookbook, 15.19. Program: tkshufflepod
technical support : Learning Perl on Win32 Systems, 1.4. Support
web references : Perl Cookbook, 19.0. Introduction
help() (Net::SMTP) : Perl in a Nutshell, Chapter 14, Reference: help
here documents
Advanced Perl Programming, 17.4.2. Template Parser
Perl Cookbook, 1.0. Introduction
Learning Perl, 19.3. Simplest CGI Program
Programming Perl, 2.3.2.6. "Here" documents
indenting : Perl Cookbook, 1.11. Indenting Here Documents
here strings : Learning Perl, 2.3. Strings
HEs (hash entries) : Advanced Perl Programming, 20.3.3. Hash Values (HVs)
hex()
Perl Cookbook, 2.16. Converting Between Octal and Hexadecimal
Learning Perl, 2.2.3. Integer Literals
Learning Perl, 2.4.4. Conversion Between Numbers and Strings
Learning Perl on Win32 Systems, 2.2.3. Integer Literals
Learning Perl on Win32 Systems, 2.4.4. Conversion Between Numbers and Strings
Perl in a Nutshell, Chapter 5, Reference: hex
Programming Perl, 3.2.73. hex
hexadecimal numbers
Perl Cookbook, 2.16. Converting Between Octal and Hexadecimal
Learning Perl, 2.2.3. Integer Literals
Programming Perl, 2.3.2.2. String literals
Programming Perl, 2.4.1.2. The rules of regular expression matching
Programming Perl, 3.2.73. hex
hidden() (CGI.pm)
Perl Cookbook, 19.12. Writing a Multiscreen CGI Script
Perl in a Nutshell, Chapter 10, Reference: hidden
Hietaniemi, Jarkko : Perl in a Nutshell, 2.1. The CPAN Architecture
high-resolution timers : Perl Cookbook, 3.9. High-Resolution Timers
higher-order procedures : Advanced Perl Programming, 4.2.2.1. Expression plotting
-highlightbackground option (widgets) : Perl in a Nutshell, 18.3. Common Widget Configuration Options
-highlightcolor option (widgets) : Perl in a Nutshell, 18.3. Common Widget Configuration Options
-highlightthickness option (widgets) : Perl in a Nutshell, 18.3. Common Widget Configuration Options
hints, compiler : Programming Perl, 2.9.3. Global Special Variables
HiRes module : Advanced Perl Programming, 9.1.1. Example: Stopwatch
history object (PerlScript) : Perl in a Nutshell, 20.1. Client-Side PerlScript
history of Perl
Learning Perl, 1.1. History of Perl
Programming Perl, 8.7. History Made Practical
history, command : Programming Perl, 8.1.2. Using the Debugger
history.db file, grepping : Perl Cookbook, 14.11. Program: ggh - Grep Netscape Global History
hives, Registry : Learning Perl on Win32 Systems, 16.4.1. The Registry Structure
hiweb program (example) : Perl Cookbook, 19.1. Writing a CGI Script
HKEY_LOCAL_MACHINE subtree : Learning Perl on Win32 Systems, 16.4.1. The Registry Structure
HList widgets
Advanced Perl Programming, A.8. HList - Hierarchical List
Advanced Perl Programming, 14.3.11. HList
home directory : Programming Perl, 3.2.11. chdir
example of listing : Learning Perl, 16.1. Getting Password and Group Information
in password file : Learning Perl, 16.1. Getting Password and Group Information
HOME variable : Perl in a Nutshell, 3.3. Environment Variables
homepage, Perl : Programming Perl, The Perl Homepage
hopdelta program : Perl Cookbook, 3.11. Program: hopdelta
host()
Mail::Address module
Perl in a Nutshell, Chapter 14, Reference: host
Perl in a Nutshell, 14.2.6. Parse Email Addresses with Mail::Address
URI::URL module : Perl in a Nutshell, Chapter 17, Reference: host
Host() (Mail::POP3Client)
Perl in a Nutshell, Chapter 14, Reference: Host
Perl in a Nutshell, 14.2.8.2. Getting and setting the host and port
host_wait() (LWP::RobotUA) : Perl in a Nutshell, Chapter 17, Reference: host_wait
hostname, obtaining your own : Perl Cookbook, 17.8. Finding Your Own Name and Address
hostnames
Programming Perl, 3.2.47. gethostbyaddr
Programming Perl, 3.2.48. gethostbyname
Programming Perl, 3.2.52. getnetbyname
Programming Perl, 7.2.62. Sys::Hostname - Try Every Conceivable Way to Get Hostname
hostpath (IO::Socket::UNIX) : Perl in a Nutshell, Chapter 13, Reference: hostpath
hosts file : Programming Perl, 3.2.49. gethostent
hosts, pinging : Programming Perl, 7.2.46. Net::Ping - Check Whether a Host Is Online
HotKey module : Perl Cookbook, 15.8. Using POSIX termios
hours : (see date and time)
HREF fields, substitutions for : Perl Cookbook, 20.15. Program: hrefsub
hrefsub program (example) : Perl Cookbook, 20.15. Program: hrefsub
HTML (Hypertext Markup Language)
converting ASCII to/from : Perl Cookbook, 20.4. Converting ASCII to HTML
extracting tags : Perl Cookbook, 20.6. Extracting or Removing HTML Tags
extracting URLs from : Perl Cookbook, 20.3. Extracting URLs
finding stale/fresh links : Perl Cookbook, 20.7. Finding Stale Links
formatting, shortcuts in CGI.pm : Perl Cookbook, 19.7. Formatting Lists and Tables with HTML Shortcuts
forms
Perl Cookbook, 19.0. Introduction
Learning Perl, 19.2. Your CGI Program in Context
Learning Perl, 19.6. Form Generation
automating submission : Perl Cookbook, 20.2. Automating Form Submission
elements of : Learning Perl, 19.7. Other Form Elements
saving/mailing : Perl Cookbook, 19.13. Saving a Form to a File or Mail Pipe
sticky widgets : Perl Cookbook, 19.11. Creating Sticky Widgets
putting links around URLs : Perl Cookbook, 6.21. Program: urlify
tags, generating with CGI.pm : Perl in a Nutshell, 10.1. HTML Tag Generation
templates : Perl Cookbook, 20.9. Creating HTML Templates
text substitutions : Perl Cookbook, 20.14. Program: htmlsub
translating pod to
Perl in a Nutshell, Chapter 4, Reference: pod2html
Perl in a Nutshell, 8.121. Pod::Html
:html method groups : Perl in a Nutshell, 10.2. Importing Method Groups
HTML modules : Perl in a Nutshell, 17.4. The HTML Module
HTML::Element : Perl in a Nutshell, 17.4.2. HTML::Element
HTML::Entities module : Perl Cookbook, 20.4. Converting ASCII to HTML
HTML::FormatPS : Perl in a Nutshell, 17.4.4. HTML::FormatPS
HTML::FormatText
Perl Cookbook, 20.5. Converting HTML to ASCII
Perl in a Nutshell, 17.4.5. HTML::FormatText
HTML::LinkExtor module : Perl Cookbook, 20.3. Extracting URLs
HTML::Parser
Perl in a Nutshell, 17.4. The HTML Module
Perl in a Nutshell, 17.4.1. HTML::Parser
HTML::TreeBuilder
Perl Cookbook, 20.5. Converting HTML to ASCII
Perl in a Nutshell, 17.4.3. HTML::TreeBuilder
:html2 and :html3 import tags : Learning Perl, 19.5. Less Typing
htmlsub program (example) : Perl Cookbook, 20.14. Program: htmlsub
HTTP (Hypertext Transfer Protocol)
debugging exchanges in : Perl Cookbook, 19.9. Debugging the Raw HTTP Exchange
methods
Perl Cookbook, 19.0. Introduction
Perl Cookbook, 19.1. Writing a CGI Script
request messages : Perl in a Nutshell, 17.1. LWP Overview
Win32::Internet functions for : Perl in a Nutshell, 19.7.3. HTTP Functions
HTTP() (Win32::Internet) : Perl in a Nutshell, Chapter 19, Reference: HTTP
HTTP modules
HTTP::Cookies module : Perl in a Nutshell, 17.3.6. HTTP::Cookies
HTTP::Cookies::Netscape module : Perl in a Nutshell, 17.3.6.1. HTTP::Cookies::Netscape
HTTP::Daemon module : Perl in a Nutshell, 17.3.7. HTTP::Daemon
HTTP::Daemon::ClientConn module : Perl in a Nutshell, 17.3.7.1. HTTP::Daemon::ClientConn methods
HTTP::Date module : Perl in a Nutshell, 17.3.5. HTTP::Date
HTTP::Headers module : Perl in a Nutshell, 17.3.3. HTTP::Headers
HTTP::Message module : Perl in a Nutshell, 17.3.8. HTTP::Message
HTTP::Request module
Perl in a Nutshell, 17.1. LWP Overview
Perl in a Nutshell, 17.3.1. HTTP::Request
HTTP::Response module
Perl in a Nutshell, 17.1. LWP Overview
Perl in a Nutshell, 17.3.2. HTTP::Response
HTTP::Status module : Perl in a Nutshell, 17.3.4. HTTP::Status
HTTP_ACCEPT variable : Perl in a Nutshell, 9.4. CGI Environment Variables
HTTP_COOKIE variable : Perl in a Nutshell, 9.4. CGI Environment Variables
HTTP_FROM variable : Perl in a Nutshell, 9.4. CGI Environment Variables
HTTP_REFERER variable : Perl in a Nutshell, 9.4. CGI Environment Variables
HTTP_USER_AGENT variable : Perl in a Nutshell, 9.4. CGI Environment Variables
Hubbard, John : Advanced Perl Programming, 18.6. A Detour into Fractals
human-readable databases : Learning Perl, 17.5. Variable-Length (Text) Databases
Hungarian notation : Advanced Perl Programming, 1.2.4. Dereferencing Multiple Levels of Indirection
HVs (hash values) : Advanced Perl Programming, 20.3.3. Hash Values (HVs)
hyperlinks
Perl Cookbook, 9.0. Introduction
Perl Cookbook, 20.7. Finding Stale Links
hyphen : (see - (hyphen))


Search | Symbols | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Copyright © 1999 O'Reilly & Associates, Inc. All Rights Reserved.