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CGI and PerlTips and Tutorials → Development

Common Server Errors and Messages

Find out what those server response codes like 401, 404, 500 mean. It can help you troubleshoot minor problems - knowing these are a must if you''ll be working on programs that run on a server.
  • Platforms
    • Linux
  • Licenses
    • Freeware
DETAILS

Common Beginners Mistakes

This is a list of common mistakes that people make when writing Perl scripts and suggestions on how to fix them. Included are general help tips on how to debug - very important particularly for beginners at programming. This list is based on the auth...
  • Platforms
    • Linux
  • Licenses
    • Freeware
DETAILS

Debugging CGI Scripts 101

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.
  • Platforms
    • Linux
  • Licenses
    • Freeware
DETAILS

User Info

This note describes how to get information about a remote user from within a CGI-bin script, and lists the information available.
  • Platforms
    • Linux
  • Licenses
    • Freeware
DETAILS

Debugging CGI Scripts

Hints and tips on debugging Perl CGI scripts and identifying some possible causes of server errors.
  • Platforms
    • Linux
  • Licenses
    • Freeware
DETAILS

CGI Environmental Variables

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 highligh...
  • Platforms
    • Linux
  • Licenses
    • Freeware
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Printing all CGI environment variables

This article provides a short CGI program that can print every environment variable it knows.
  • Platforms
    • Linux
  • Licenses
    • Freeware
DETAILS

Configuring CGI Scripts

This tutorial tackles one of the most common newbie questions, how to install your regular joe CGI Script.
  • Platforms
    • Linux,
    • Windows,
    • FreeBSD,
    • Mac OSX,
    • Sun Solaris
  • Licenses
    • Other Free / Open Source License
DETAILS

Sorting Techniques

An introduction to sorting, and how to write your own sorting functions easily with perl. Includes some very common examples of sorts.
  • Platforms
    • Linux
  • Licenses
    • Freeware
DETAILS

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