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How can I prevent duplicate entries

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How can I prevent duplicate entries
azism Offline
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#1
Exclamation  Apr 26th, 2016, 1:57 PM
I am trying to create a form to be used to vote from a selection of several candidates who will be selected for their achievement(s). How can I set up the form to prevent duplicate votes based on IP address to prevent "stuffing the ballot box"?
Tom
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alexh Offline
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#2
Apr 26th, 2016, 9:18 PM
This might help:

http://docs.formtools.org/tutorials/chec...niqueness/

(Apr 26th, 2016, 1:57 PM)azism Wrote: I am trying to create a form to be used to vote from a selection of several candidates who will be selected for their achievement(s). How can I set up the form to prevent duplicate votes based on IP address to prevent "stuffing the ballot box"?
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