One extra barcode digit catches every one-digit change
The stripes get all the attention. The quietest piece of engineering in a UPC is the final digit. Take the sample code 036000291452. The last 2 does not name a flavor, a package size or a...
1 post tagged “barcodes”
The stripes get all the attention. The quietest piece of engineering in a UPC is the final digit. Take the sample code 036000291452. The last 2 does not name a flavor, a package size or a...