Dean Collins
An Aussie's view of life in America with a geek's perspective.
Saturday, June 17, 2017
Location checkin using QR codes
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Neat qr code use (location checkin) –
www.doggernyc.com
just saw this video and thought it might interest some of you
https://www.youtube.com/watch?v=flnOyBT8a-g
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