BlocNotes

Notepad of a tinker, maker, hacker or whatever you call it :)

How to monitor pellet stove's tank

I have a Rika pellet stove which is great and full of electronics but unable to warn me when the tank is going low. As I already have my own low power wireless devices and home automation tools I just added a distance sensor and design some enclosures. Sensor selection IR sensor Cheap usual...

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How to compile KiCad 5.1.x for Debian 10

I was looking to use InteractiveHtmlBom plugin for KiCad but unfortunately Debian maintainers did not set KICAD_SCRIPTING option in official package. After few failing attempts I even tested official flatpak package but it is an old version (currently 4.x) and scripting was not enabled too. So I dug further until it actually...

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Thinkpad T440p & fingerprint sensor under Linux

There is lot of pages stating that the Thinkpad T440p fingerprint sensor is not working well under Linux, but those are old and outdated. For me it worked out of the box once I figured out which packets to install: apt-get install libfprint fprintd libfprintd The package fprint-demo can also be installed to play...

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Setup Pi-Hole & WireGuard VPN on smartphone

WireGuard is a new VPN software, which is described as It aims to be faster, simpler, leaner, and more useful than IPSec, while avoiding the massive headache and using state-of-the-art cryptography. Pi-hole is a black hole for Internet advertisements, ie a server blocking advertisements at DNS level. I have Pi-hole on my home network,...

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Linux - Gnome - Associate an application with a filetype

I spend a bit of time figuring out how to associate ".stl" extensions with Slic3r. Gnome wrote a good documentation but it is not obvious to find. I do not use the package manager for that because I use up to date AppImage. The resume is: Create /usr/share/mime/packages/slic3r....

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ESP32 / MQTT - BLE beacon tracker powered by microPython

I am currently working with BLE beacons -only iBeacons for now- with Espressif's esp-idf libraries. The aims it to use the ESP32 as a gateway to published detected beacons to a MQTT broker. It was surprisingly easy and I will write something about that when the code will be more polished. By the way,...

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Important - Migration to Ghost 1.x

Migration to Ghost 1.0...

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How to setup an OpenWrt repository

I recently wanted to setup a repository for some custom OpenWrt packages for Respeaker. It seems that it is not so well documented, or at least, I did not found it and I have been helped on OpenWrt forum. Also, it is better to sign packages so...here we go ! Prepare the repository Compile...

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