QR codes–square, dot-matrix variants of the venerable UPC–are becoming an increasingly popular way to share information such as URLs, contact details, GPS coordinates, and calendar events. The idea is ...

When [101 Things] didn’t want to copy Morse code, he decided to build a Pi Pico system to read it for him. On the face of it, this doesn’t seem particularly hard, until you look at the practical ...

Hi all,<BR><BR>Anyone have some C# sample code or class to decode/encode base64 data? I'm new to C#, and I thought this sort of thing would be built-in to .NET. Just looking for a black box that will ...