Several friends who had been to Vietnam and were disappointed ,visited Siem Reap and found a new bar . They thought it excellent.
I have never heard of Bar code so went to Nicky's and found this link . Great looking bar and sauna and close to Pub Street [see second link]

Nicky's link ,good description with photos is here.
http://www.nickysgaythailand.com/gay-blog/wow-barcode/

I followed Nicky's link to Barcode.com which I could not find through Google, and found this More pics and map
http://barcodesiemreap.com/

Pub street extension, new street A,
Siem Reap
070 720 044
063 698 6161

Would like to know more from any visitors or locals