the only possibility i can think of is the following:
force the users to bookmark the site with a given id (as get-parameter).
once an id is used it is stored in a db or something else.
but this is _no_ proper solution!
> Von: "John W. Holmes" <[EMAIL PROTECTED]>
> Organisation: U.S. Army
> Antworten an: [EMAIL PROTECTED]
> Datum: Sat, 06 Sep 2003 09:05:42 -0400
> An: Floris <[EMAIL PROTECTED]>
> Cc: [EMAIL PROTECTED]
> Betreff: Re: [PHP-DB] Unique user ID?
> Floris wrote:
>>> Ehm, you could use the user's ip address, and hope it isn't a dynamic one.
>>> Or you'll just have to use a cookie.
>> That's the problem i can't use a cookie. And everyone with a telephone like
>> connection is the ip-adres dynamic. I can't use a cookie during privacy
>> settings of most users.
> Then no, there's no way to identify a user when they return except for
> having them log in.
> ---John Holmes...
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