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reynardoare just a source of information, and as they're 2-dimensional, they can hold a lot more than a barcode.
You can read them with a QR reader on your smartphone (easily downloaded), or pop it into a QR web reader. Most of the time, the QR code will just hold a URL - for instance, if you're looking at a picture of a house for sale, the QR code attached will be the real estate agents' web page for the house's listing.
You can, though, put just straight text into a QR code.
So - try this.
You can upload the code's URL (https://c1.staticflickr.com/3/2922/14476579347_1c64aaec08_m.jpg) into this page and it will decode it for you.
And yes, this might be showing off a little.
You can read them with a QR reader on your smartphone (easily downloaded), or pop it into a QR web reader. Most of the time, the QR code will just hold a URL - for instance, if you're looking at a picture of a house for sale, the QR code attached will be the real estate agents' web page for the house's listing.
You can, though, put just straight text into a QR code.
So - try this.
You can upload the code's URL (https://c1.staticflickr.com/3/2922/14476579347_1c64aaec08_m.jpg) into this page and it will decode it for you.
And yes, this might be showing off a little.
