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Stewart's Blog

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Archive for the 'Linux' Category

New book – Learn Electronics with Raspberry Pi (second edition)

Thursday, November 26th, 2020

My new book is now available. Learn Electronics with Raspberry Pi (2nd Edition). This is an update on my first book which is now over 4 years old. My first book sold well and was even translated into Chinese. This new edition is a significant rewrite, bringing it up-to-date, but also improving the educational style, […]

Python testing made fun – testing code using unittest

Monday, November 9th, 2020

This video explains the benefits of using Python testing when programming. This is intended for makers who are coding software for physical computing, hobby software programmers and those looking to learn about software programming through school, college, university or adults looking to increase their skills. Without any automated testing bugs can be harder to find […]

Remembrance Day 2020

Sunday, November 8th, 2020

Each year, I normally attend a service at the local war memorial to remember members of the armed forces who have died in the line of duty. This has usually been in uniform as a member of the Scouts or in the past as a member of St. John Ambulance. Due to the Covid-19 situation […]

Raspberry Pi Microscope with High Quality (HQ) camera

Monday, November 2nd, 2020

One of the great things about the Raspberry Pi is it’s versitility which allows it to be used in many different ways. The introduction of the high quality camera module has greatly increased the scope of what can be achieved in digital photography. This has been expanded further thanks to a professional quality lens now […]

Raspberry Pi Halloween Animated Light Display – RGB Matrix LED display with pumpkin and PIR sensor

Thursday, October 29th, 2020

My Raspberry Pi Halloween project for this year is based around the Raspberry Pi RGB matrix display project. I have put the RGB Matrix outside of my house and wanted to display a Halloween animation on the display. I also wanted to include a PIR sensor which changed the display when someone approached the display. […]

Raspberry Pi official Ubuntu 20.10 Desktop Image – running a 64-bit desktop linux on the Raspberry Pi

Monday, October 26th, 2020

With the release of Ubuntu 20.10 the Raspberry Pi now gets an official desktop version of the popular Linux desktop. In the video below I go through the install and initial experience running Ubuntu desktop on the Raspberry Pi. Getting started with Ubuntu desktop on the Raspberry Pi Before you rush out to install there […]

Arduino Vs Raspberry Pi – Microcontroller Vs Computer for maker projects

Monday, October 12th, 2020

In this video I look at some of the features of the Arduino and the Raspberry Pi to see which is the best fit for your project. Whilst it starts with the answer “it depends”, it gives scenarios where each is better and for those where either is a good fit I’ll give my own […]

Creating 2D Animations using Blender 2.8 and Blender 2.9

Monday, October 5th, 2020

Blender is well known as a 3D modelling tool, but it is also good for creating 2D animations. It includes the ability to create timeline based animations using Keyframes with automatic tweening and fine control over all the objects. If you don’t know what that means then hopefully this video for beginners will provide a […]

Setting up a web server on a Raspberry Pi 4 using Ubuntu 20.10 (Beta) 64-bit Linux

Saturday, October 3rd, 2020

Ubuntu 20.10 is now available as a BETA release. This includes a Raspberry Pi server edition. In this video I will boot up from a newly created image using the image from Ubuntu 20.10 Beta Server images site. I then show how it can be setup as a basic web server with a simple test […]

Power Up 4.0 – Smartphone controlled remote control paper airplane

Monday, September 28th, 2020

This is a review of the PowerUP 4.0. This is a successful Kickstarter campaign which completed in 2020. I’ve received my bundle of airplane related goodies and had a few builds and test flights. The video below goes through an unboxing, the first builds, test flights and important information on flying the plane such as […]


UK days out, children and holiday information is also available on the Days Out Diary web site
Linux, LPI and the Quiz / Test Program posts are also available on the Penguin Tutor website
First Aid Information, first aid games and first aid practice test / quiz entries are also available on the First Aid Quiz Web site