How-To Geek on MSN

Blue, black, or red? What your USB port colors actually mean

Without clear labels, you can rely on colors, but remember that those aren't mandated by USB-IF, so they're not a guarantee.
How-To Geek on MSN

7 displays that are perfect for your next Raspberry Pi project

Available for pre-order at the time of writing, these take the form of the Badger, Tufty, and Blinky. These are E-Ink, IPS, ...