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| 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. |
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| This note describes how to get information about a remote user from within a CGI-bin script, and lists the information available. |
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| Hints and tips on debugging Perl CGI scripts and identifying some possible causes of server errors. |
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| 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. |
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| This article provides a short CGI program that can print every environment variable it knows. |
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| An introduction to sorting, and how to write your own sorting functions easily with perl. Includes some very common examples of sorts. |
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