Adafruit has just published a guide to doing NFC/RFID communications with their breakout board. Read the guide
LED matrix with a #RaspberryPi
Frank, at Raspberry Alpha Omega, has worked out how to use WiringPi to drive a 7219 LED matrix. Read how he did it here
Product review: a Slice of Pi for #RaspberryPi
Oxford-based Peter Haban has done a mini-review of the Slice of Pi GPIO breakout board. Seems like a very useful little board. Read the review
System freezes – a guide to what to do
Jeff Skinner has blogged about the various things you to need to know if your Pi (or Linux system in general) locks up. For more info, read the blog
Learn and play piano in Minecraft with the #RaspberryPi
Martin O’Hanlon has written a tutorial and Python script to generate a piano and the notes to go along with it! Read more here
Testing the #RaspberryPi camera automatic exposure settings
Alex over at RasPi.TV has created a script to test the automatic exposure compensation of the official camera module. A video of the output from the script is available on the RasPi.TV website.