The article is based on the real experience in development of a certain mobile application which uses barcodes.

What are barcodes?

According to wikipedia.org, barcode – is " a sequence of black and white stripes, representing some of the information in a form, suitable for reading by technical means. There are several types: linear (conventional) – known as bar codes which are read in one direction (horizontally); 2 dimensional (2D barcodes) – known as symbols, designed to encode large amounts of information". The first can be seen on any product in the store, while the latter can be found in promotional flyers, business cards, magazines.
(more…)