how can I predict the performance of my cgis?

IBM,

http default port 80 is used by some other production http service. How can I create an http instance on another port to run cgidev2 and my future cgi developments?

IBM,

how can a cgi check whether an ifs object is available?

IBM,

is it possible, in the same cgi, to run more than one gethtml or gethtmlifs?

IBM,

under given circumstances, my cgi should link to another site. How to implement this?

IBM,

when should I use method get, and when should I use method post in my cgis?

IBM,

how may a cgi control duplicate inputs?

IBM,

how can I control from my cgis the cache of a remote browser?

IBM,

Can you summarize the steps I have to go through in writing my first cgi?

IBM,

the output from my cgi is correctly interpreted by ms internet explorer, whereas netscape navigator would display it as a plain text. What should I do to have also netscape interpreting the html output from my cgi?

IBM,

can I ask about perl, dbi and dbd informix? Other products?

IBM,

How many ways can we express string in Perl?

How to read from a pipeline with Perl

How do I read command-line arguments with Perl?

How do I send e-mail from a Perl/CGI program on a Unix system?