http://thinking-out-loud.info Conveying my inner thoughts and dreams Fri, 18 May 2012 01:21:53 +0000 en hourly 1 http://wordpress.org/?v=3.0.1 http://thinking-out-loud.info/barcode-scanner/ http://thinking-out-loud.info/barcode-scanner/#comments Fri, 01 Jan 2010 07:18:21 +0000 dennis http://thinking-out-loud.info/?p=1069 Continue reading →]]> Barcode is everywhere. You can find it in grocery stores, books, equipments, and anywhere where products are being sold. When we are in the grocery stores, the cashier uses this barcode scanner. How does it work? Most of us do not know. From tag price, we now use barcode, and if there is a barcode. we must have a barcode scanner.The next time you go to stores, check your cashier teller how they will scan it.

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