The first modern barcode was scanned 50 years ago this summer—on a 10-pack of chewing gum in a grocery store in Troy, Ohio. Fifty is ancient for most technologies, but barcodes are still going strong.

The first modern barcode was scanned 50 years ago this summer—on a 10-pack of chewing gum in a grocery store in Troy, Ohio. Fifty is ancient for most technologies, but barcodes are still going strong.

The first modern barcode was scanned 50 years ago this summer – on a 10-pack of chewing gum in a grocery store in Troy, Ohio. Fifty is ancient for most technologies, but barcodes are still going ...

The first modern barcode was scanned 50 years ago the Northern Hemisphere summer – on a 10-pack of chewing gum in a grocery store in Troy, Ohio. Fifty is ancient for most technologies, but barcodes ...

LAWRENCE — In 1973, a group called GS1 US invented a system of little black bars and numbers that could be printed on jugs of milk, candy bars and thousands of other products in stores everywhere. The ...

Once upon a time, a restless cashier would eye each and every item you, the consumer, purchased and key it into the register. This took skill but also time—and proved to be an imperfect way to keep ...

A simple JavaScript library to validate GTIN and UPC barcodes by their check digit. This library supports validation for GTIN-8, GTIN-12 (UPC-A), GTIN-13 (EAN-13), and GTIN-14 barcodes. The ...