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Stewart's Blog

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Archive for the 'Linux' Category

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? […]

Using a gamepad or joystick on a Raspberry Pi with Pygame Zero QJoyPad

Tuesday, December 10th, 2019

Pygame Zero is an easy way to get started in game programming. It used Python Pygame, but makes getting started easier by reducing the amount of code required. I’ve previously created a tutorial getting started with Pygame Zero programming. One feature that is missing from Pygame Zero is support for joysticks or gamepads. It is […]

Fixing 3D printer first layer problems – sticking to the bed

Thursday, August 29th, 2019

I have had a 3D printer for about two and half years now and I’m still learning. One of the biggest problems I have had is problems with getting the first layer to stick to the print bed. This is a common problem, but not one that I’ve been able to find a simple solution. […]

Running at Code Club at a Pupil Referral Unit (PRU)

Wednesday, August 14th, 2019

In the past I have run a Code Club in a mainstream first / primary school. This involved going into the school at the end of the normal school day and spending 45 minutes to an hour working on Scratch projects. This is something that I really enjoyed, watching children taking their first steps in […]

Installing Linux is getting harder but it’s not Linux at fault

Tuesday, May 14th, 2019

I’ve recently bought myself a new computer. It’s a high spec laptop, a Dell Inspiron 5580 (Inspiron 5000 series), with Intel i7 processor, SSD and 1TB hard disk, and a Nvidia graphics card. The laptop comes pre-installed with Windows but I really intend to use it running Linux. I don’t want to remove Windows completely […]

Amazon Dash Button Home Automation with Raspberry Pi, Sengled home automation lights and pi-power Energenie Power Sockets

Thursday, April 11th, 2019

I have recently been upgrading some of my home automation. I already use Energenie Pi-Mote to control some electrical power sockets, I’ve now replaced some of my light switches with Sengled home automation light bulbs. Initially I’ve been using my Pi-power software running on a Raspberry Touch Screen and some timed actions to automatically turn […]

Home automation light bulbs from Sengled

Wednesday, April 3rd, 2019

I have created some DIY home automation in the past. This was based around using remote control of mains electrical sockets (Home automation – controlling Energenie power sockets using a Raspberry Pi) but I also used a home automation light on one of my home lights. Since then the number of commercial home automation devices […]


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