Why all the complication with two inverted character sets? Direction! The grocery checkout barcode scanner hasn’t changed much over the years. It’s mounted in a slot and items are passed over it.
Imagine strolling through your local supermarket, scanning items, calculating your total, and then, skipping the checkout ...
Weight Watchers has introduced a bar code scanner mobile application to help grocery shoppers make more informed shopping choices and reach their weight loss goals. The new app scans the bar codes ...