One of the best low-light sensors for the raspberry pi is the Sony IMX327 (available here: https://www.inno-maker.com/product/mipi-cam-327/ for around $90). The wyzev3 offers similar starlight performance for $20 – a fraction of the cost. But how do they compare? As can be seen, both images capture all the overall scene well. The white balance of…

Lots of people have opinions. These are mine as to the supremecy of the model y: Purchase experience. In case the entire world has not clearly understood what the past 20 years has increasingly shown: people would rather order online in person. Let that sink in deeply if it causes you pause. Here’s how Tesla…

As mentioned here: https://www.raspberrypi.org/forums/viewtopic.php?t=247054, you can add the following lines to /boot/config.txt to disable this annoying light:

We decided to try out minecraft as a family. Our setup includes a half dozen devices (some iOS, some android, Xbox one, etc) with users spread out across the country. Rather than pay for a realms subscription, we chose to host our own server. Besides being cheaper this gives us flexibility and control over the…

The installation command shown on pytorch.org didn’t quite work for me on centos7. Instead of using the anaconda installer provided on pytorch, I just used the yum-provided conda: However when i went to run the command as specified I got the following error: It seems the problem is that pytorch is assuming you’ve set up…

ssh -R 3333:localhost:22 -p 2222 root@website.com

This is a predicate for a distributed password management system. At the end of this exercise you have a secure password manager for one device, but with a small step or two the full solution can be implemented. Download and install GPG; At least install kleopatra, as this will give you a nice GUI for…

I am not a web developer. Notwithstanding this fact I have been doing web development almost every year for the past two decades. This has helped me see a recurring trend: every year I find that all the things I hated about web development have been replaced by new and exciting things. These exciting things…

While working on my Masters at BYU I had a professor that did all his demonstrations in MATLAB. It was as if nobody had told him that they had invented other languages. Or he just really loved MATLAB. Lately I’ve been doing a project where I’ve had to experience the joy of using MATLAB. As…

Recently I wanted to get a VPN connection from a phone to an openvpn server. The openvpn app only provides two or three options for getting your ovpn file: 1) use itunes, 2) go to a website in safari that has the .ovpn file, or 3) send via mail. Option 1 was out since the…