At nerdiy.de, everything revolves around electronics, DIY, 3D printing, smart home and many other technical topics.
"Out-of-theBox" the installed MagicMirror software does not start automatically after the RaspberryPi is booted. Therefore it is practical to set up an autostart for the MagicMirror software. How to do this is described in the following article. [...]
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For a long time I have been looking for a way how I can display the data I collect with NodeRed from my SmartHome comfortably on the MagicMirror. Thanks to the many plugins [...]
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As already mentioned in the article MagicMirror - Installation of the required software, the basic functionality of the MagicMirror software can be extended by various plugins. Where you can find these plugins and how you can use them [...]
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I must admit that I haven't found a real use for this feature yet, but I'm sure someone will get some use out of it someday. In this article, [...]
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After the Bluetooth retro speaker was in use for a few days, I noticed relatively quickly that the integrated antenna had a somewhat modest radio range. Most of the time it was over after about 2m as the crow flies. [...]
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I must admit I have not yet found the perfect solution to list all SmartHome-relevant articles clearly. Until then, to bring at least some overview into the available SmartHome articles comes [...]
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After you have flashed the Sonoff RF Bridge with the Tasmota firmware - as described in the article Flashing Sonoff 433Mhz RF Bridge with Tasmota Firmware - it is now time to [...]
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In addition to the data from your SmartHome, you can also display data about the server on which NodeRed is running. How to view the uptime (i.e. the running time) of your Raspberry Pi in the dashboard [...]
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An important event that your SmartHome should be able to react to is the presence status of the residents. For example, you can turn off lamps when you are absent or turn on radiators when you are present.
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Besides the exciting data that a SmartHome generates, you should also care a little about the status of the heart of the SmartHome. Do you have your NodeRed installation on a RaspberrypPi(or other [...]
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If you have a FritzBox in your home in addition to a RaspberryPi with NodeRed, the following article could be of interest to you. This explains how you […]
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The following article explains how you can display information about your Internet connection. The current Internet IP address is retrieved every hour and a speed test is carried out, which shows you the download [...]
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After I recently found a way to forward notifications from my phone to my SmartHome I have now thought of a few ways how to use this possible "meaningful" [...]
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In the article NodeRed/Tasmota - Building a Facebook Icon Lamp I described why I think a Facebook lamp is a useful thing if you want to reliably inform yourself about Facebook notifications. Unfortunately/God [...]
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In the article "NodeRed/Tasmota - Building a Facebook Icon Lamp" and "NodeRed/Tasmota - Building an Instagram Icon Lamp" I described why these lamps can be quite useful if you want to keep up with [...]
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Recently, while cleaning out the basement, I found an old control panel with old analog displays. This gave me the idea that you have to be able to use these displays somehow [...].
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The other day I found the canning jar pictured below on the shelves of a large Swedish furniture store. Preserving jars are not an invention from Sweden. I would almost argue that they are somewhere in every [...]
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With the package "espeak" you can use the RaspberryPi to read out texts - and even whole files. How this works and what you have to consider [...]
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The more you get into all this IT/software/progammy stuff the quicker you'll find that the possibilities of related automation make you terribly lazy. One of those moments in [...]
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I recently had the problem that my MagicMirror stopped working properly after two days at the latest. For some reason, the screen stayed black and it was also on the [...]
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There are a few cases where you need to find out the geographic coordinates of a certain place. For example, to be able to calculate exact sunrise and sunset times at a certain location. [...]
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The Sonoff 433Mhz RF-Bridge is an inexpensive way to control devices that communicate with each other via the radio frequency 433Mhz. In principle it is - as the name suggests - a [...]
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From the construction of the world map lamp I still had a few plastic lamp housings over. These lay long lonely on the shelf around, until I came to the idea of a small RGB light chain with [...]
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When looking for inexpensive WLAN sockets to control normal consumers, sooner or later you stumble across the "Sonoff S26". This is one of (if not the) cheapest WLAN socket that I [...]
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In the article NodeRed - User login setup it was already pointed out that it is very important to secure the access to your NodeRed configuration interface. Especially when you access your [...]
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After the first installation of NodeRed you can(/should) normally access the configuration interface of NodeRed without major obstacles. This is convenient because you can start directly with the configuration. [...]
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Lamps that can be integrated into your own SmartHome system currently come with steep prices. Some smart lamps cost 100 euros and more. In my opinion, these [...]
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NodeRed is in my opinion one of the most intuitive graphical programming tools in the SmartHome/IoT area. In NodeRed, program sequences are not (only) executed with program code, but for the most part with function blocks (nodes) that are combined with each other and [...]...
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By default, SSH access is disabled on a RaspberryPi. So if you start a fresh RaspberryPi for the first time or you have reinstalled the operating system, the login is disabled.
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This article describes how you can execute commands from NodeRed on a remote Linux system and thus be able to reboot another system [...].
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