Python script for analysis of PM2.5 pollution

Python script for analysis of PM2.5 pollution

Posted on 9th Aug 2025

In my area, there is a permanently installed meter for measuring the PM25 pollution, as other pollutants also. The state, gives free access to these measurements, but doesn't say anything on how to analyze them. So, i figured to ask ChatGPT about it :) and i think it did a good job. I only post this...

Connect to Raspberry Pi, via USB ethernet/gadget mode

Connect to Raspberry Pi, via USB ethernet/gadget mode

Posted on 9th Aug 2025

Below is a complete guide on how to connect to a Raspberry Pi via USB cable, with a SSH connection. It converts the RPi to a USB dongle/gadget, that you can plug to any device (even smartphone) and login to that. The thing is, that in the Internet, there are too many outdated guides or not well wr...

Backup a list of all your GIT repositories you use...

Backup a list of all your GIT repositories you use...

Posted on 3rd Jul 2025

Github, hosts many valuable and important projects/programs. As time passes, you are adding more and more, GitHub, projects on your PC and you reach a point, that either you have forgot them or when you reinstall your OS, you don't remember what you had installed. So, an easy way to store a backup l...

Create an Index page for Grav, from blog posts

Create an Index page for Grav, from blog posts

Posted on 27th May 2025

When a website, gets large enough, finding posts and navigating, gets frustrating. Something to help, is to create an Index page. A page, that will have a list of all blog posts, in chronological order, easy for someone to read and find what he is looking for. And because Grav CMS keeps everything i...

Grav, code highlight and mod_security...

Grav, code highlight and mod_security...

Posted on 26th May 2025

I changed my hosting package recently and because of my mistake, i purchased one, that wouldn't allow to dis-able the PHP mod_security module. That lead to some problems, with the biggest one, that now, Grav CMS couldn't store pages, that was using the Prism Highlighter and contained keywords like e...