107. | CGI Programming with Perl

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object-oriented syntax, CGI.pm module: 5.1.3. Standard and Object-Oriented Syntax

objects

CGI

HTTP headers, printing in error handling: 5.5.3. Error Subroutines

CGI.pm

error messages for: 5.2.4. File Uploads with CGI.pm
$q prefix: 5.1.3. Standard and Object-Oriented Syntax

Document Object Model, defining for HTML and XML documents: 7.1.1. History

HTML::Template, importing parameters from CGI.pm: 6.3.1. Syntax

Perl, DBM files, storing as: 10.2.2. MLDBM

WDDX, interpreting with JavaScript: 7.3.2. Example

onChange handler (JavaScript)

assigning multiple statements to: 7.2.1.1. Validating elements
filed validation functions, calling: 7.2.1.3. Validation example
validating HTML form elements: 7.2.1.1. Validating elements

onCheck attribute: 4.2.3.4. Checkboxes

onClick attribute

image buttons: 4.2.3.8. Image buttons
plain buttons: 4.2.3.9. Plain buttons
reset buttons: 4.2.3.7. Reset buttons
submit buttons: 4.2.3.6. Submit buttons

onFocus, onBlur, and onChange attributes: 4.2.3.1. Text fields

online software store (example): 8.2.5. Trusting the Browser

onSubmit handler (JavaScript): 4.2.2. The <FORM> Tag

4.2.3.6. Submit buttons
7.2.1.2. Validating submits
7.3.2. Example

open function: 15.2.3. Is It Open?

PID of child process, checking: 15.2.3. Is It Open?
special, instigating fork: 8.2.4. fork and exec

open source modules for Perl on CPAN: 1.3.1. Why Perl?

open system command: 15.2.2. Check Status of System Calls

opening and closing tags: 14.2. An Introduction to XML

(see also closing tags)
HTML::Template commands: 6.3.1. Syntax
XML, use in: 14.2. An Introduction to XML

opening uploaded files, limiting attempts: 5.2.4. File Uploads with CGI.pm

operating systems

binary and text files, distinguishing: 15.2.7. Use binmode

binmode function, support for: 13.2.1.1. binmode

CGI scripts, differences in handling of: 1.2.2. Invoking CGI Scripts

ColdFusion language, use on: 1.3.2. Alternatives to CGI

end-of-file character, using: 15.3.3. Running Scripts from the Command Line

file names, variations in: 5.2.4. File Uploads with CGI.pm

forward slashes (/) separating directories: 12.3.1. Search Application

gcc compiler, obtaining pre-built binary of: B.1.1. Installing Modules

line endings

CGI scripts, not matching: 15.1.3. Line Endings
end-of-line characters, translating to \\\\n: 5.2.4. File Uploads with CGI.pm
News module (example)differences in: 3.3.1.1. Outputting documents

not using newlines, calling binmode for: 3.4.1. Check the Client Browser

Perl

allowing to fork: 8.2.3. Security Strategies
speed differences in: 1.3.1. Why Perl?
storage locations on different: 15.1.2. The Pound-Bang

TrueType fonts, support of: 13.5.4. Image Processing

operators

-e operator: 13.5.4. Image Processing

-M operator: 6.2. Server Side Includes

12.3.1. Search Application

-T operator: 12.2. Searching One by One, Take Two

12.3. Inverted Index Search

qq// operator: 5.4.2. Here Documents

string manipulation in perl: 1.3.1. Why Perl?

optimization and efficiency, CGI programs: 17. Efficiency and Optimization

FastCGI, using: 17.2. FastCGI
mod_perl, using: 17.3. mod_perl
Perl techniques for: 17.1. Basic Perl Tips, Top Ten

options: 12.3. Inverted Index Search

(see also options under command line)
-il options for case-insensitive searches: 12.1. Searching One by One
GET requests: 4.1. Sending Data to the Server
POST requests: 4.1. Sending Data to the Server
sendmail: 9.4.1. Command-Line Options

Options directive, disabling ExecCGI option: 1.4.1.2. Configuring by extension

Oracle, PL/SQL programming language: 16.1.6. Separating Storage from Your Primary Code

order information, sending: 11.2. Hidden Fields

output: 3.1.1.3. STDERR

(see also STDERR; STDOUT)

alternatives to CGI.pm for generating: 5.4. Alternatives for Generating Output

binary data, binmode function for: 13.2.1.1. binmode

buffering (see buffering)

CGI programs: 3.3. CGI Output

buffering: 3.3.2. Complete (Non-Parsed) Headers
caching by browsers: 5.3.1.3. Caching
complete (non-parsed) headers: 3.3.2. Complete (Non-Parsed) Headers
embedding in other programs: 6.2.6. Executing CGI Programs
partial headers: 3.3.1. Partial Headers
SSI parsing of: 6.2. Server Side Includes
status codes and: 3.3.1.3. Specifying status codes

CGI.pm

HTML, generating with: 5.3. Generating Output with CGI.pm
HTTP headers, generating with: 5.3. Generating Output with CGI.pm

errors

handling: 5.5. Handling Errors
handling with CGI::Carp module: 5.5.2. CGI::Carp
handling with error subroutines: 5.5.3. Error Subroutines

existing components, modifying with Mason: 6.5.1. A Component Approach

external applications, including in HTML documents: 6.2.1. Configuration

Mason module, modifying: 6.5.1. A Component Approach

from SSI directives: 6.2.4. Tailoring SSI Output

stream, unbuffering: 15.2.6. Unbuffer Output Stream

outputting image data: 13.2. Outputting Image Data

dynamic images

in HTML: 13.2.2. Including Dynamic Images in HTML

random images, CGI script returning: 13.2.1. An Example

overriding senders email addresses: 9.4.1. Command-Line Options

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