CGI form repost from browser--how to prevent?

[Andreas Kostyrka]

On Tue, Dec 11, 2001 at 10:51:53AM -0800, Chris wrote:
> I'm writing a Python cgi script that does some inserts into a mysql
> database based on data in an html form submitted by a user.  Is there
> any way to prevent the browser from reposting the data from the form
> when the user hits refresh in the browser after they have submitted
> the form?  When this happens, the script receives the same cgi form
> data and performs the same inserts on the database.  I think maybe
> this can be prevented by storing some state info with cookies??  Not
> sure (have never used cookies).  Any ideas on an easy way to prevent
> this?
Make it a POST Method. This way a standard conforming browser has to ask
permission from the user to repost the data.

Andreas