Hi Bob, Wow. That was fast. Gotta love this list. Many thanks for your thoughts. I've inserted a few comments below.
Gregory On Wed, Dec 1, 2010, at 6:32 PM, Bob Sneidar wrote: > Message: 26 > Date: Wed, 1 Dec 2010 15:17:35 -0800 > From: Bob Sneidar <[email protected]> > To: How to use LiveCode <[email protected]> > Subject: Re: On-Rev Web Form Dropping Data > Message-ID: <[email protected]> > Content-Type: text/plain; charset=us-ascii > > I'm curious if you accounted for the fact that two people can be connecting > from the same IP address, or that one student can be connected twice (odd > though that may be, but think about someone connecting via ethernet, then mid > session switching to wireless). The two students do appear to have connected from the same IP. In the current version of my sign-in scripts, I do not block any one student from connecting twice. > > By their ID do you mean a unique ID generated when they connect, or a student > ID that is the same each time they connect? If the latter, then I can begin > to envision circumstances where things could go wiggy. There is not mechanism > to prevent a student from logging on twice from different computers, is > there? That should probably be addressed. First rule of programming: If there > is a way for an end user to screw things up, they will find it, no matter how > remote. It is a unique student ID. That's right, I do not prevent multiple sign-ins at present. Maybe I should. > > Also, the ID assigned upon successful validation should be a unique > incrementing ID that represents the session, not the student, but tied to the > student ID. Yes, that I have done. Part of my validating ID is the long seconds, which when combined with other information, guarantees uniqueness. > > These are just some thoughts and I could be way off the mark here, so pardon > me in advance. > > Bob _______________________________________________ use-livecode mailing list [email protected] Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode
