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MQTT (Message Queuing Telemetry Transport) is an open network protocol for transmitting messages between devices. An MQTT broker, like the open source...
For collecting system data from other operating systems, HomeAssistant offers Glances integration, among other things. Glances is a terminal program...
Home Assistant uses SQLite as a database. In SQLite all data is stored in a simple file: home-assistant_v2.db. I had no problems with the database so...
An InfluxDB database is a database optimized for time data. For visualization InfluxDB is often used in combination with Grafana. Note: This article r...
Grafana is a web application for visualizing data. With Grafana you can create nice charts or define alarms in a few minutes. Docker Basics Docker...
To find out which devices are currently connected to your WLAN, they can be displayed via the router or a network scan. Via the router The connection...
A Raspberry Pi with OctoPi installed offers a very easy way to upgrade existing 3D printers. OctoPrint web interface The OctoPrint included in OctoPi...
How to turn off or reboot the popular Linux versions: If you ever get lost on the Linux console of a server, PC, tablet, TV, media player, radio, rou...
Scheduled tasks can be started in Linux using crontab. To set up the tasks, use the crontab -e command in the terminal. Format of the crontab entries...
As already announced, I have replaced Plesk with Docker for my websites. Although I now manage the pages via the terminal and no longer via a GUI, I a...
By using an adblocker, it is possible to hide a large part of the advertisements displayed on the Internet. If you are looking for a central adblocker...
Some time has passed since my last domain transfer to another provider. Back in 2003, I had - and this is no joke - sent a form by fax for the transfe...
Here are the main commands for managing a MySQL database in the terminal. MySQL Client If the MySQL command is not available on Debian, it can be inst...
I've been using Ubuntu as the operating system (OS) for my main computer for years, but recently still gave my old Windows machine another chance. The...
Anyone who wants to access a private network from the Internet may need a DynDNS service (dynamic DNS, DynDNS or DDNS) for this purpose. If the Intern...
Speziell komplexe Automatisierungen können in Home-Assistant und dessen Automations eventuell etwas unübersichtlich werden. Wer an die Grenzen der int...
Als Vorbereitung für den Upload von Sketches an einen Microcontroller habe ich die ESP32-Boardinfromationen und einen USB to UART Bridge Treiber insta...
Um Daten von einem ESP32 empfangen zu können, habe ich einen MQTT-Broker als Docker-Container vorbereitet. Der Container kann mittels Integration in H...
Ergänzend zum Artikel: DS18B20 Temperatursensoren ESP32, MQTT und WiFi - HowTo, habe ich das Arduino-Projekt mittlerweile durch ESP-Home ersetzt. Einf...
In preparation for uploading sketches to a microcontroller, I installed the ESP32 board infromations and a USB to UART bridge driver, see: Preparation...
To be able to receive data from an ESP32, I have prepared an MQTT broker as a Docker container . The container can be integrated into Home-Assistant a...
Complementary to the article: DS18B20 Temperature Sensors ESP32, MQTT and WiFi - HowTo, I have meanwhile replaced the Arduino project with ESP-Home. S...
Especially complex automations may become a bit confusing in Home Assistant and its automations. If you reach the limits of the integrated automations...
For temperature measurement in Home Assistant, there are a variety of different sensors and ways to integrate them. When using Zigbee, for example, Aq...
As already mentioned in an earlier article, I have replaced the Deye-SUN800 inverter with a Hoymiles HMS-2000-4T. The HMS-2000-4T does not have a WLAN...
