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Resources     Tutorials     Presentations Perl & CGI tutorials     Intro to Perl/CGI and HTML Forms     Intro to Windows Perl     Intro to Perl 5     Intro to Perl     Intro to Perl Taint mode     Sherlock Holmes and the Case of the Broken CGI Script     Writing COM Components in Perl Java tutorials     Intro to Java     Cross Browser Java Misc technical tutorials     Intro to The Web Application Development Environment     Introduction to XML     Intro to Web Design     Intro to Web Security     Databases for Web Developers     UNIX for Web Developers     Intro to Adobe Photoshop     Web Programming 101     Introduction to Microsoft DNA Misc non-technical tutorials     Misc Technopreneurship Docs     What is a Webmaster?     What is the open source business model?     Technical writing     Small and mid-sized businesses on the Web Offsite tutorials     ISAPI Perl Primer     Serving up web server basics     Introduction to Java (Parts 1 and 2) in Slovak   introduction to web programming Introduction to Web Programming with Perl/CGI HTML Forms Table of Contents   Day One Course Pre Requisites Sending User-Defined Input to a Web Server The GET Method Exercise One URL Encoding Problems With the GET Method HTTP/1.0 Request Headers The POST Method Intro to HTML Forms The <FORM> Tag The <INPUT> Tag The Text Field Widget The Password Widget The Check Box Widget The Radio Button Widget Miscellaneous Non Input-Based Widgets The Select Widget The Text Area Widget Submit Button Widget Reset Button Widget Exercise Two Extra Input Widgets File Uploading Hidden Fields Image Input Environment Variables Day Two Introduction to CGI Why Perl? Introduction to Perl for CGI The First Line of a Perl Script Sending Text to the Web Browser Printing with Perl Using the print function Printing with "here documents" Using qq Using the printf and sprintf functions Formatting the Output Exercise Three Scalar Variables Using scalar variables Using the "." operator Cropping scalar variables with the chop function Finding the length of a scalar variable with the length function Manipulating substrings with the substr function Scalar variable naming conventions List Arrays Using a list array Figuring out how many element are in an array Adding elements to a list array Deleting and replacing list elements with the splice function Advanced list array manipulation with the push, pop, shift, and unshift functions Associative Arrays Accessing an associative array Using the keys and values functions Adding to and deleting from an associative array Manipulating Strings Equality operators Regular Expressions Pattern matching with "//" Matching Operators Anchors String Modifiers The =~ operator Using the split and join functions Control Structures Statement Blocks Using the if, elsif, else and unless Control Statements foreach Loops while Loops for Loops Using logical operators (&& and ||) Formatting Control Structures Opening Files Reading a File Line by Line Writing and Appending to Files Deleting, Renaming and Changing the Permissions of Files File Tests Getting Information About a File With stat Opening, Reading and Closing Directories Using Libraries Individual Algorithms Application-Specific Subroutines Inter-Application Libraries Day Three Title Page What is Perl 5 References Creating References Dereferencing a Reference Anonymous References Variable Localization Introduction to Object Oriented Design Principles Procedural-based Programming Limitations of Procedural-Oriented Programming Object-Oriented Programming Objects Encapsulation Inheritance Polymorphism Object Oriented Design in Perl Defining a Class Instantiating an Object Using Methods Inheriting from a Class Modules Using Modules Miscellaneous Constructs Using "qw" Using "=>" Building a Form Processor Self-Referential Scripts State Maintenance Exercise Four Server Push with nph Scripts Handling Image Input Debugging Scripts CGI Security Previous | Next | Table of Contents