Trochę teorii dotyczącej kodów kreskowych Trudno wyobrazić sobie dzisiaj nasze życie bez kodów kreskowych, szczególnie teraz, gdy spotykamy je na każdym kroku. Idziemy do kina, a na naszych biletach widnieje ten „czarno-biały rysunek z kreskami”, idziemy do supermar...

CODE 39 jest kodem kreskowym opracowanym przez Intermec Corporation w 1975 roku. Kod kreskowy może zawierać maksymalnie 43 znaki, w tym cyfry, litery i niektóre symbole: 0123456789 ABCDEFG HIJKLMNOP QRSTUVWXYZ-.$/+%. Ze względu na fakt, iż można korzystać z liter, CODE 39 jest niezastąpiony w...

Recently many countries digitize payments. In other words, they convert existing payments to digital format. The most common way to automate payments is to use QR codes that are easily read by smartphones. The ability to encode a sufficiently large amount of information, high damage resistance, no n...

It's no longer a novelty to see a pixel QR barcode on the product packaging. Although it is more complicated than a regular bar code with stripes and it is undoubtedly more reliable. The technology of QR codes contains redundancy (duplication of information) and a checksum. Therefore, even with 30 p...

For more than half a century used barcodes. But this popularity they received during the database development. Barcodes allows you to quickly identify the goods and to find information about it in the database. However, today's two-dimensional bar codes can contain all the information about the prod...