Matt from gauntface.com has done a great tutorial on getting NodeJS working on the Pi. If you’ve ever wanted to dip your toes into this great framework, this is a good starting point. Check it out here.
Category: Programming
Converting and Resizing Images Using Python
Trevor Appleton has released his script that will take a folder of images, convert any images it finds into JPG, delete the original and then resize the new image to a fixed width. This is something you could quite easily…
Multi-Datacenter Cassandra on 32 Raspberry Pi’s
Brandon Van Ryswyk and Daniel Chin have just finished building a 32-node DataStax Enterprise cluster running on Raspberry Pis. It’s being used to demonstrate the fault-tolerant nature of Cassandra by letting visitors to their lobby take down a ‘data centre’ with…
Motion detection with the Raspberry Pi camera
Rob Zwetsloot over at Linux User has done a nice tutorial with code listing that shows you how to do motion detection with the camera module. It takes a picture, stores it in a stream and then captures another image,…
Remotely deploy projects to the Raspberry Pi using NetBeans IDE
Richard Bound has written a nice little tutorial on using a desktop computer running the NetBeans IDE to remotely deploy an application to the Raspberry Pi. Read it here.
Raspberry Pi supercomputer tutorials
Oak Ridge National Laboratory has developed a 9-node supercomputer with Raspberry Pis, and have documented their efforts in a series of repositories on GitHub. Read a bit more on the Popular Science website here and take a look a GitHub here.
Turn a Raspberry Pi PiTFT into a digital frame with a USB stick
Spencer Organ has taken a Pi, the PiTFT and a USB stick, merged them all together and created a small digital photo frame. This is a great use for the PiTFT (although it doesn’t use the touchscreen… yet) and I…
Touchscreen menu using the Raspberry Pi, PiTFT and PyGame
Over at UK Tech Reviews, Spencer Organ has been developing a PiTFT touchscreen menu system using PyGame. It’s in the early stages and the buttons don’t do anything yet, but he’s shared his code so far and will be expanding…
New version of Mathematica available for the Raspberry Pi
Arnoud Buzing of Wolfram has just written a guest post on the Foundation’s blog about a new version of Mathematica that has just become available for the Pi. This is version 10 and it contains over 700 new functions and…
Control the Raspberry Pi GPIO from Qt4
Hussam Al-Hertani on his blog Hertaville has written a tutorial and given sample code for controlling the GPIO from within the Qt4 programming language. You need to install Qt in order to do it, but all that’s covered by the…