Third party cookies may be stored when visiting this site. Please see the cookie information.

Home Family Days Out Raspberry Pi & Electronics Blog

Stewart's Blog

Stewart Watkiss website to the world ...

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

Archive for the 'Linux' Category

From 2D maps to 3D models with FreeCAD

Sunday, November 28th, 2021

In the video below I show how you can take a 2D map and create a 3D model using FreeCAD. This is a manual process in mapping the contour lines from an OS map into FreeCAD. The model can then be printed using a 3D printer, or viewed online as a static image or through […]

Pip – Raspberry Pi based Games Console / Development Device – Preview

Monday, November 8th, 2021

This is an initial review of the PIP. The PIP is a Raspberry Pi handheld games console from a successful Kickstarter. The pip has been a long time coming – arriving approximately 3 years later than planned, but they have finally reached the point where they are sending out preview models for backers that have […]

New Raspberry Pi Zero 2 – The maker’s choice of Raspberry Pi

Monday, November 1st, 2021

The Raspberry Pi Zero 2 W is an updated version of the Raspberry Pi Zero. It uses the same form factor and has the same connectors in the same position, but what it does have a huge performance increase. It is only a tiny bit more expensive than the Pi Zero it replaces. In the […]

Halloween – Raspberry Pi and Arduino Trick or Treat Trolley

Sunday, October 31st, 2021

This year I did a trick or treat with a difference. I supported the local Scout group going around door to door, but instead of asking for sweets we asked for donations for the local support group / food bank. As you can imagine the tins of food and non-perishable items weighted quite a bit […]

Oh no! Something has gone wrong. Ubuntu upgrade 21.04 to 21.10 fails – here’s how to fix it.

Tuesday, October 19th, 2021

I recently upgraded my laptop from Ubuntu 21.04 to Ubuntu 21.10. Unfortunately it failed with the message: Oh no! Something has gone wrong. A problem has occured and the system can’t recover. Please log out and try again. This sounded like it would leave the system unusable, but by switching to a terminal and booting […]

Supporting England Raspberry Pi Matrix Display for Euro 2020 Final

Saturday, July 10th, 2021

This is a YouTube #shorts video showing my animated display supporting England Football team in the Euro 2021 final. This is controlled using a Raspberry Pi, which displays the animated video on a RGB LED Matrix displayed outside my house. More details of the display are available from my Raspberry Pi RGB LED Matrix Display […]

How to Create Animations for Free and Introducing PGZAnimation

Sunday, July 4th, 2021

This post has three aims based around my latest YouTube video on creating 3D animations. The first is to shows some FREE options for creating 2D animations on Linux, Windows and other operating system. Second is to ask the viewers if they have any other alternatives that I’ve missed (preferably ones with easy to use […]

RC Remote Control for a Raspberry Pi Pico

Saturday, June 19th, 2021

One of the things missing from the Raspberry Pi Pico is the lack of network connectivity. There are other models that do provide that such as the Arduino version of the Raspberry Pi Pico – The Arduino Nano RP2040, but there are alternative ways to communicate. In this case I had an RC remote control […]

Upgrade of laptop to Ubuntu 21.04 – Including how to use DisplayLink for USB-C and Wayland vs X.org

Monday, May 24th, 2021

I was holding off on upgrading my laptop to Linux Ubuntu 21.04 due to the bug that could leave computers unbootable. Since then I’ve been had the “Do you want to upgrade” message so presumably that’s been fixed. I went through the upgrade process and upgraded my laptop to Ubuntu 21.04. I did come across […]

RPi Ubuntu 21.04 – 64-bit Linux for Raspberry Pi

Thursday, April 29th, 2021

There is a new version of Ubuntu which is now at version 21.04. The version number consists of the year and month it was released so this is from April 2021. For this version (and the previous version 6 months ago) the Ubuntu releases now include a version of the 64-bit desktop version for the […]


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