The 1939 âhot dog summitâ between Franklin Roosevelt and Englandâs King George VI in Hyde Park is the subject of a new movie, Hyde Park on the Hudson.
Quick Response Code (QR Code) A quick response code (QR code) is a type of two-dimensional bar code that consists of square black modules on a white background. QR codes are designed to be read by smartphones.
Here are some sample QR code symbols: 1  Version 1 (21Ã21). 2  Version 2 (25Ã25). 3  Version 3 (29Ã29). 4  Version 4 (33Ã33). 5  Version 10 (57Ã57). 6  Version 25 (117Ã117 enlarged to 640x640) 7  Version 40 (177Ã177).