Hadoop is all about processing large amounts of data (so-called Big Data) across a cluster of nodes. In this case, the nodes are Raspberry Pis and Nigel Pond has written a PDF tutorial on how to do it. Read it…
Category: Networking
Bitcoin mining on the Raspberry Pi made easy with Minera
Kurt Roesener has written a tutorial which gets you up-and-running doing Bitcoin mining on the Raspberry Pi. He uses a Linux distribution called Minera and takes you through downloading, installing and then using the image. Well worth a look if…
Space-age information distribution with Outernet and the Raspberry Pi
Outernet is an interesting service that broadcasts a large amount of internet-mined content via an orbiting satellite. Anyone can receive it, providing they have the appropriate equipment, on a Raspberry Pi. Here’s some info on the information that is being broadcast…
Create a Raspberry Pi wi-fi hotspot with the Edimax EW-7811Un dongle
Many people have these lovely little dongles from Edimax. They’re cheap, tiny and work very well with the Raspberry Pi. Dave Conroy has written up a method to turn your Pi into a wi-fi hotspot using one of these dongles…
Official wifi adapter and new official case launched for the Raspberry Pi
I was just browsing around this morning when I discovered that the official Raspberry Pi wifi adapter and the official Raspberry Pi case have both been launched! The case The official case, which was launched in beta form at the Big…
Distributed file storage with a Ceph cluster on Raspberry Pi
Ceph is a software package that allows you to create a cluster of machines that act as a file store. Using Vess Bakalov’s work on CephPi, Bryn Apperson has written a tutorial that helps you get a Ceph cluster up…
Squeezebox built from a Raspberry Pi and an ammo box
Richard Deininger has built a Squeezebox using a Pi and an Adafruit PiTFT and encased the whole thing inside a surplus NATO ammunition box. A Squeezebox is a network streaming device that sends MP3s over a LAN. Read about how…
Clusters and parallel programming with MPI and Raspberry Pi
Fabio Nelli has written an excellent tutorial on creating a cluster of Raspberry Pis (just two to start with) and using them to do some parallel programming. He uses the MPI library in Python to set-up communication between the two Pis. It’s…
Raspberry Pi networking over serial for a high altitude balloon launch
Team Near Space Circus sent 7 Raspberry Pis up into near space using a high altitude balloon. I previously covered the rough layout of their spherical shaped payload here and now the team has published another blog post about the project. This…
Big Data on the Raspberry Pi 2
Newcastle-based Darren has written a tutorial that covers installing Apache Spark on the Raspberry Pi. Spark is a Scala library that is used for the analysis of so-called “big data”. This is the first in a series of posts and…