"viewed" system - once per user

Posted by Qiao on Stack Overflow See other posts from Stack Overflow or by Qiao
Published on 2010-03-22T19:21:37Z Indexed on 2010/03/22 19:31 UTC
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php

I need to implement "viewed" system.

How it can be done, so that pressing F5 would not increase viewed number for more than 1 per user?

SO also has such system.

Cookies, sessions, db? How it is usually done?

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Developer IT

"viewed" system - once per user - Developer IT

"viewed" system - once per user

php

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