Replied: Thu, 05 Sep 1996 18:37:21 EDT Replied: "Nick Kew " From auto-replier-daemon@BLOOM-PICAYUNE.MIT.EDU Tue Aug 27 14:03:05 1996 Received: from MIT.EDU (PACIFIC-CARRIER-ANNEX.MIT.EDU [18.69.0.28]) by bloom-picayune.MIT.EDU (8.6.13/2.3JIK) with SMTP id OAA02860; Tue, 27 Aug 1996 14:03:03 -0400 Received: from BLOOM-PICAYUNE.MIT.EDU by MIT.EDU with SMTP id AA03577; Tue, 27 Aug 96 13:59:50 EDT Received: (from daemon@localhost) by bloom-picayune.MIT.EDU (8.6.13/2.3JIK) id NAA02675; Tue, 27 Aug 1996 13:59:47 -0400 Received: from maes.esrin.esa.it (maes.esrin.esa.it [192.106.252.50]) by bloom-picayune.MIT.EDU (8.6.13/2.3JIK) with SMTP id NAA02634 for ; Tue, 27 Aug 1996 13:59:15 -0400 Received: from mail.esrin.esa.it (plod.esrin.esa.it) by maes.esrin.esa.it with SMTP id AA29953 (5.65c/IDA-1.4.4 for ); Tue, 27 Aug 1996 20:00:23 +0200 Received: from gordon.esa.it by mail.esrin.esa.it (4.1/SMI-4.1) id AA16876; Tue, 27 Aug 96 18:02:57 GMT Date: Tue, 27 Aug 96 18:02:57 GMT Message-Id: <9608271802.AA16876@mail.esrin.esa.it> Received: by gordon.esa.it (4.1/SMI-4.1) id AA12812; Tue, 27 Aug 96 18:03:11 GMT From: Nick Kew Old-To: news-answers-submit@BLOOM-PICAYUNE.MIT.EDU Old-Subject: CGI Programming FAQ (Submission with all headers except "Approved") Old-Cc: nick@plod.esrin.esa.it Subject: [checked] To: news-answers-request@MIT.EDU From: Nick Kew Subject: FAQ: Frequently Asked Questions about CGI Programming Keywords: CGI,FAQ,HTTP,WWW Newsgroups: comp.infosystems.www.authoring.cgi,comp.answers,news.answers Followup-to: comp.infosystems.www.authoring.cgi Organization: A dangerous illusion Expires: Fri Sep 6 17:35:56 1996 Message-id: Reply-to: autoresponder Supersedes: Summary: The Common Gateway Interface - Programming for the WWWeb: Basics (what is CGI; when to use CGI vs other web programming techniques) HTTP and NPH scripts: technical info and references Programming tips: "How do I do this..." Applications: where to find existing programs and information Troubleshooting (merely references other FAQs) Further Reading: related FAQs and reference material Archive-name: www/cgi-faq Posting-frequency: weekly Frequently Asked Questions on CGI programming Table of Contents ================= 0. Preamble 0.1. Changes 0.2. Notice and Disclaimer 0.3. Where to get this document 0.4. Omissions 0.5. Credits 1. Basic Questions 1.1. What is CGI? 1.2. Is it a script or a program? 1.3. When do I need to use CGI? 1.4. Should I use CGI or JAVA? 1.5. Should I use CGI or SSI? 1.6. Should I use CGI or an API? 1.7. What do I absolutely need to know? 1.8. Does CGI create new security risks? 1.9. Do I need to be on Unix? 1.10. Do I have to use Perl? 1.11. Do I have to put it in cgi-bin? 1.12. Do I have to call it *.cgi? *.pl? 2. HTTP Headers and NPH Scripts 2.1. What is HTTP (HyperText Transfer Protocol)? 2.2. What HTTP request headers can I use? 2.3. What HTTP response headers do I need to know about? 2.4. What is NPH? 2.5. Must/should/can I write nph scripts? 2.6. Do I have to call it nph-* 3. Techniques: "How do I..." 3.1. Can I get information about who is visiting? [remainder of text deleted by folder-shrink.pl]