This video provides an introduction to Ubuntu 22.04 Jammy Jellyfish. It has some information about the upgrade process, some fixes that I needed to apply (including Re-installing Display Link drivers) and some of the new features. I have switched back to X.org instead of Wayland so that I can continue to use Simple Screen Recorder […]

The password is often the key component keeping a system secure. Users are often told that you need to follow certain rules when creating their passwords which may include using capital letters, numerical digits and sometimes special characters. Rules normally also set a minimum number of characters, which may be as low as 6 (not […]

As the Raspberry Pi OS no longer uses the default pi username I’ve had to make some changes to some of my software so that it still works correctly. This video goes through the changes I have made to my Raspberry Pi Pixel Server software so that it works without the default username of pi. […]

I’ve created a new YouTube channel called Penguin Fortress. This is created as an spin-off of my Penguin Tutor channel which will concentrate on IT security / cyber security. The first video is on the recent Raspberry Pi OS change which means that Raspberry Pi OS no longer requires the default pi username. The reason […]

The pokit pro is a nall-in-one multimeter, oscilloscope and data logger. It is a probe which connects to a mobile phone using bluetooth. So no need for bulky screens or to carry a laptop around with you. This was a Kickstarter from 2019. Originally due to be delivered in 2020 these are a little under […]

The Raspberry Pi is now 10 years old. It has had a significant impact on my life, defining my hobbies, my study and opening up new volunteering opportunities. I’ve created the video below showing a quick look at the Getting Started with Raspberry Pi Pirate Chest Raspberry Pi case PA Consulting Raspberry Pi Competition Raspberry […]

The Raspberry Pi OS (formally Raspbian) has traditionally been 32-bit. The 64-bit version has been in beta for a year now, but has become and official release. In this video I take a look at Raspberry Pi OS 64-bit official release and how it compares with the 32-bit version. The 64 bit version of the […]

The Raspberry Pi Pico does not come with any kind of wireless build-in, but that doesn’t mean you can’t control it without wires. You can easily add a Radio Control controller such as ones used to control RC model Airplanes. In an earlier video I explained about how you could interface with a receiver using […]

The January 2022 edition of the MagPi Magazine has an article on me and some of my projects. If you missed the printed version then you can still download the magazine free of charge from the MagPi website (113)

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 […]