I’ve added some Scala 3 programs to my simple code examples repository. There are just a bunch of simple short stand-alone Scala 3 scripts to illustrate some basic language features, incrementa...
https://darrenjw2.wordpress.com/2023/07/31/some-simple-scala-3-examples-for-beginners/
I’ve produced a new GitHub repository containing simple examples for people learning a new programming language. The examples assume a reasonable maths background (say, up to UK A Level), and a...
https://darrenjw2.wordpress.com/2023/06/10/some-c-programming-examples-with-a-stem-emphasis/
This post describes how to setup a Raspberry Pi with a Pi camera board and a (wireless) internet connection as a webcam serving a latest image (updated every 15 seconds) and a short timelapse con...
https://darrenjw2.wordpress.com/2016/12/21/raspberry-pi-rabbit-hutch-cam/
Introduction In this post I will describe how to build a 12-node cluster of Raspberry Pi 2, how to set it up and configure it with a NAT-routing, DHCP-serving head node, and some simple ways to m...
https://darrenjw2.wordpress.com/2015/09/07/raspberry-pi-2-cluster-with-nat-routing/
In a previous post I gave a quick introduction to Snappy Ubuntu Core on the Raspberry Pi 2. This was based on the very early version of Ubuntu Snappy Core that was released around the time of the...
https://darrenjw2.wordpress.com/2015/08/28/docker-on-snappy-ubuntu-core-on-a-raspberry-pi-2/
In the previous post I explained how to install Apache Spark in “local” mode on a Raspberry Pi 2. In this post I will explain how to link together a collection of such nodes into a standalone...
In this post I will walk through how to install and run Apache Spark on a Raspberry Pi 2. In the next post I will show how to make a Spark cluster from multiple (two!) Raspberry Pi 2. Very little...
https://darrenjw2.wordpress.com/2015/04/17/installing-apache-spark-on-a-raspberry-pi-2/
This post consists of a few notes which may be helpful for people trying to get started with Snappy Ubuntu Core on the new Raspberry … Continue reading Getting started with Snappy Ubuntu Core ...
Introduction In the previous post I looked at running some MCMC codes in C and Scala on the Parallella. In that post I explained how the Parallella was significantly faster than the Raspberry Pi,...
https://darrenjw2.wordpress.com/2015/02/06/benchmarking-mcmc-codes-on-the-raspberry-pi-2/
Introduction A very, very, very long time ago, I backed an interesting looking Kickstarter project called Parallella. The idea, somewhat inspired by the Raspberry Pi project, was to enable a smal...
https://darrenjw2.wordpress.com/2014/12/23/mcmc-on-the-parallella/