Perl and OpenGL on Ubuntu

Want to write a Perl program that uses OpenGL for graphical output?  Running Ubuntu?  Can’t work out how to install what you need to get even a basic program working?  This is your lucky day.  Read on. Perl is the duct tape of the Internet.  Most folk think you’re restricted to using Perl on the […]

Chassis Intruded! Fatal Error… System Halted.

Got an ASUS motherboard?  Are you having problems booting sometimes?  Do messages regarding ‘chassis intrusion’ get displayed on your screen, and stop the boot process, even though no-one has opened the case?  There might be a simple solution. Chassis Intruded! Fatal Error… System Halted. The first time I got the above message I was a […]

Syntax Highlighting in nano

Trying to edit certain files using nano?  Looking for better syntax highlighting?  Been advised that you can clone a github repo and ‘just’ install it?  Not sure how to proceed?  Read on. The GNU nano text editor is installed on a staggering number of Unix-based systems.  It’s light and friendly.  It’s also smart enough to […]

How to prevent Google profiling you and censoring what you see

Concerned about having your privacy invaded?  Concerned about being profiled by companies such as Google?  Don’t want algorithms to analyse your preferences, assign a label to you, then treat you differently based on corporate agendas?  If you watch YouTube, here’s one more thing you can do. It all started when I built a new Linux […]

Bitcoin and cryptocurrencies

Bitcoin (and many other cryptocurrencies) have been making headlines lately.  Their prices seem to be going through the roof.  Some people even claim that they are long-term ‘investments’.  What’s really going on?  Should you buy some? To start the ball rolling let me first say that I do not own any Bitcoin.  I do not […]

Curvature of the Earth

We all know that the surface of the Earth is curved, but exactly how ‘curvy’ is it?  At what scale do you actually need to start compensating for it in a construction project?  Let’s do some easy math and find out… The Earth is not a sphere — it’s actually an oblate spheroid — but […]

Free Dehumidifier

Air too humid inside your house?  Got mould problems?  Clothes take ages to dry inside during the wet season?  How does a free dehumidifier with zero running costs sound? Most folks don’t know that their ‘frost free fridge’ can easily be hacked to act as a dehumidifier.  As it runs continuously, it can be used […]