If you want a high-quality, highly customizable digital photo frame, you can build one using Raspberry Pi. Here's how to do it. If you're particularly security-conscious or just want a cool DIY ...

To make it work, the wallpaper scrap just has to be a bit bigger than the mat board (or frame, if you want to wrap the wood rather than the mat) so you can wrap and stick the edges down. Flatten the ...