New Scripts | CGI & Perl | Tutorials & Tips

This document is a step-by-step tutorial for designing and serving graphical maps of information resources with either the external imagemap CGI script or with the built in imagemap support in NCSA HTTPd 1.5. Through such a map, users can be provided with a graphical overview of any set of information resources; by clicking on different parts of the overview image, they can transparently access any of the information resources. Sample examples available.

This page provides assistance with the implementation of imagemaps. It provides short answsers to basic questions and external links for tools and scripts for creating imagemaps.

This site presents complete SSI tutorials and reference pages covering everythyng from SSI basics to more advanced topics. Major topics include: Enabling SSI on Your Server, The ECHO Directive, The INCLUDE Directive, The EXEC and VIRTUAL Directives, Nested Directives, A Real Back Button, and eXtended SSI Directives.

These are a few guidelines to help you solving problems with your CGI Script. Topics include: Short overview of the CGI calling process, Server Errors - The server fails to execute the CGI, Logical Errors (Errors in the program flow), and more.

This 8-page tutorial covers a wide range of Web programming in Perl. It starts off with the basic concepts, and then goes into more advanced topics such as subroutines, variables, functions, operators, control statements, and file manipulation. If you are just starting to learn Perl or want to go back to the basics of Perl, you will find this tutorial very helpful.

This tutorial tackles one of the most common newbie questions, how to install your regular joe CGI Script.

This article begins a series on using Perl in web development scenarios. It starts with a general introduction to Perl, and then takes more in-depth looks at Internet capabilities you can leverage from within Perl programs. Developers who have some familiarity with any other programming language, from BASIC to Pascal to C to JavaScript, will benefit the most from this article; however, readers with no programming background can still follow along and pick up most of the concepts.

Web developers often need ways of speeding up the development process, without spending thousands of dollars for software. Here's how to build an easy to use flat-file database in Perl and access it via a web page.

A collection of hundreds of frequently asked questions and answers on everything about Perl. It comprises 10 different sections and available in several different formats.

What is CGI? What is Perl? Chmod? Executable? 501 Errors? What is a cgi-bin? Find your answers to these questions in this introdutory CGI tutorial. It also covers creating dynamic content, configuration on the server-side, the whole server-side process, CGI script debugging, and more.

The tutorial covers the definition and how to start creating CGI programs in Perl. Many key CGI elements are explained with solid examples. Topics include: Forms, Environment Variables, Imagemaps, Tracking the User and more.

Intended for anyone who knows HTML, but doesn't know Perl or CGI programming, this Web-based class introduces you to writing Perl CGI scripts, teaches you the basics of writing CGI's, and walks you through several examples of common CGI programming applications for the Web.

This tutorial walks you through the basics of creating CGIs with Perl on a Unix platform. At the end of this tutorial you will be able to create Perl programs for counting hits, storing and retrieving guestbook information, and processing secure passwords. You will also gain an understanding of how the Perl programming language works, and you will learn to use variables, IF statements, and loops in Perl.

This introductory tutorial on CGI takes a look at what CGI is, requirements to run CGI scripts, how to install (upload) CGI scripts onto your server and more.

This note describes how to get information about a remote user from within a CGI-bin script, and lists the information available.

Hints and tips on debugging Perl CGI scripts and identifying some possible causes of server errors.

Answers to general questions on running CGI scripts and programs. Topics include: Getting Started (Can you run CGI, Script Filename, Test Before Going Public), Beginning a Script, File Permissions, Editing a UNIX Script in DOS/Win, Testing the Script Locally, CGI Paths, and Web Testing.

One of the methods that the web server uses to pass information to a cgi script is through environmental variables. These are created and assigned appropriate values within the environment that the server spawns for the cgi script. This page highlights some of the most commonly used ones, along with a brief description and notes on possible uses for them.

This article provides a short CGI program that can print every environment variable it knows.

This compact tutorial introduces what Server Side Includes is, how it works, how to configure .htaccess for SSI to work, a few key SSI Tags, and more.