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Stewart's Blog

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(Children, computing, first aid and other ramblings ...)

Archive for the 'Linux' Category

Raspberry Pi 4 with 8GB of RAM – Power user trial

Thursday, June 11th, 2020

The Raspberry Pi is now available with 8GB of RAM. The cost is higher, costing almost twice as much as the 2GB version, although only about £25 more than the 4GB version. The question is what can you do with 8GB of RAM and do you really need that much? I’ve already written about this […]

New Raspberry Pi 4 with 8GB RAM – Use as a desktop PC

Friday, May 29th, 2020

The Raspberry Pi is now available with 8GB of RAM. The cost is higher, costing almost twice as much as the 2GB version, although only about £25 more than the 4GB version. The question is what can you do with 8GB of RAM and do you really need that much? The fact that you can […]

Creating practical science lessons for home schooling during Covid-19 lockdown

Wednesday, May 13th, 2020

As a STEM ambassador, I’ve done quite a lot of practical science lessons with my children and primary age school children. There are lots of science books that you can get full of experiments that you can do at home. When they reach secondary school it’s a little more difficult without having a science lab […]

Star Wars Day – Raspberry Pi RGB Matrix Display

Monday, May 4th, 2020

Today is the 4th May, which means Star Wars day. So I’ve added a new scrolling image showing a series of images from each of the 9 films in the three trilogies playing on my Raspberry Pi controlled RGB LED Matrix Display. It’s 4946 x 32 pixels long. Shown on my 64 x 32 Matrix […]

@Home activities for children during Covid-19 Coronovirus lockdown

Friday, April 10th, 2020

As a parent I understand how important it is to keep children entertained. This is now even harder with the country in lockdown over a sunny Easter holiday. Here are some links to useful activities. Scouts – The Great Indoors Scouts is normally considered an outdoor organisation. In fact during leader training Scout leaders are […]

Thank you messages – LED Matrix Display – Coronovirus / Covid-19

Thursday, April 9th, 2020

I’m writing this post during lockdown in 2020 during the Novel Coronovirus / Covid-19 pandemic. Before the virus took hold in the UK I’d already started work on Raspberry Pi Outdoor Display (RGB LED Matrix) and Handrail Lighting (NeoPixels) Project. The idea was an extension of a light display I was planning to add to […]

Linux printer cupsd broke plasma on Kubuntu 19.10 – no start menu

Sunday, April 5th, 2020

I’ve just had a problem with Kubuntu where the start menu didn’t appear. So it was not possible to launch applications, or pretty much do anything. For anyone that has a similar problem this is how I fixed it. First identify the problem. To be able to do some diagnosis you need a shell. To […]

Videos and Tutorials on Game Programming with Pygame Zero

Thursday, April 2nd, 2020

I’ve recently published a book Beginning Game Programming with Pygame Zero. To accompany the book I’ve created some videos showing some of the games that you can create and some of the techniques that have been covered in the book. I’ve also created some other videos and tutorials that are not directly related to the […]

New Book – Beginning Game Programming with Pygame Zero

Friday, February 14th, 2020

This is my second professionally published book, published by Apress. Beginning Game Programming with Pygame Zero. The is a fun way to learn computer programming by creating computer games. This is designed as a book to give you all the skills you need to start programming your own games, from designing the game, creating the […]

NexDock 2 – Laptop style screen and keyboard for Raspberry Pi or mobile phones

Tuesday, January 7th, 2020

A few years ago I backed a Kickstarter project for the original NexDock for use with the Raspberry Pi. Last year they created an updated version called the NexDock 2. A new improved version. You can see my NexDock 2 unboxing and review video here, or read on for more information. What is a NexDock? […]


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