Index

B

C

(b) notation in DSLIP, meaning of, 9

C

=back POD command, using, 69

calling Perl subroutines from, 197 201

backslash (\) operator, using with references, 

reasons for writing Perl programs in, 

36

175 176

 backup option, using with patch, 147

// C++ style comments, use in this book, 178

base classes, role in inheritance, 45 48

%CACHE hash, using with class data, 44

Base.pm module, location of, 117

caching, using tied hashes for, 60

BBS (bulletin board system)

call by reference, implementing in 

CGI::Application module file, 259 261

subroutines, 37

UML diagram of, 258

Carp module, using with packages, 35

using CGI for, 254 257

case sensitivity of file systems, advisory 

BEGIN blocks, usage of, 23, 30, 33 34

about, 124

=begin POD command, using, 71

category, browsing CPAN by, 12

binary data, handling with binmode() 

CGI (Common Gateway Interface) 

function, 123

programming

binary mode FTP, transferring new module 

features of, 253

distributions in, 136

CGI programs

binary operators, overloading, 52 54

as state machines, 257 258

binmode() function, using with binary data, 

typical example of, 254 257

123

CGI::Application module

bitwise operations, overloading symbols for, 

as abstract base class, 261

49

advanced version of, 263 269

bless() function, calling, 41

configurability of, 270

bmpOP DSLIP code, explanation of, 9

and CPAN, 269 271

BOA (big ol' application), using with 

features of, 258 263

modules, 31 35

instance parameters used with, 268 269

BOA classes, UML diagram of, 92 93

introduction to, 253 254

BOA::Logger

size and shape of, 269 270

assigning to @ISA, 45

templates used with, 270 271

POD documents for, 68 69

templates used with advanced version 

transforming into class, 40 41

of, 264 267

BOA::Logger objects, maintaining cache 

CGI::MailForm class, proxying calls to 

of, 44

param() method with, 83

bool overload key, usage of, 51

CGI.pm module

Boyer Moore search algorithm, using with 

features of, 166 168

SVs, 182

message entry screen implemented 

bug tracking, 159 161

with, 264 265

Bugzilla Web site, 161

CGI::SimplerThanThou package example, 24

bundles

Changes file

contents of, 16

generating with h2xs  XA  n 

installing, 16

Gnome::MIME, 240

purpose of, 20

generating with h2xs program, 100, 111

business incentives for contributing to CPAN, 

updating before uploading new 

2

modules, 134

By Category view, browsing CPAN by, 12

check_mail() function, sample 

By Recentness view, browsing CPAN by, 12

implementation of, 84

274