That with the help of NodeRed almost all Linux commands can be executed is known by now. What makes the whole thing particularly practical, however, is that you can then also process the [...]
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Category: Evening project(<2h)
The evening projects category contains all projects from Nerdiy.de that require a maximum of two hours to implement.
HowTo: Raspberry Pi – rotate screen output
Especially if you have connected an external monitor, it can happen that you are faced with the problem of wanting to rotate the screen output. A typical use case is, for example, when you want to [...].
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HowTo: Node Red – Shutdown and restart Raspberry Pi
Another practical thing in NodeRed is that you can also easily trigger common Linux commands via NodeRed node.
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HowTo: FritzBox - Fix error "TypeError: Cannot read property 'actions' of 'undefined'" in the "node-red-contrib-fritz" node
For some time now I have had the problem that my "node-red-contrib-fritz" node cannot establish a connection to my FritzBox. Nothing had actually changed in the overall configuration. Nothing except [...]
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HowTo: Node Red – Control Facebook(*) lamp
In the article NodeRed/Tasmota - Building a Facebook(*) Icon Lamp is explained how you can build your own Facebook(*) lamp. The goal is to link this later with your SmartHome and for example [...]
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HowTo: Node Red – Supply Nerdiys PanelMeter with weather data
In the articles Retro-SmartHome-Display via Analog-Anzeigen selber bauen and ESPEasy - NerdiysPanelMeter-Plugin installieren und konfigurieren we described what you have to do to build your own Retro-SmartHome-Display. If nu everything [...]
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HowTo: Node Red – Control WhatsApp(*) lamp
In the article NodeRed/Tasmota - Building a WhatsApp(*) icon lamp is explained how you can build your own WhatsApp(*) lamp. The goal is to link this later with your SmartHome and for example [...]
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HowTo: Node Red – Control Instagram(*) lamp
The article NodeRed/Tasmota - Building an Instagram(*) Icon Lamp explains how you can build your own Instagram(*) lamp. The goal is to link this later with your SmartHome and for example [...]
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HowTo: ESPEasy – Compile firmware, flash and configure WLAN access data
In addition to many important hardware components, each project also consists of the appropriate software. It is often less time-consuming to assemble the project than to write the appropriate software later. These [...]
WeiterlesenHowTo: Electronics - Soldering connections, cleaning and removing components
Anyone who has already read the article Electronics – My friend the soldering iron may have. realized that there is actually quite a lot to write about this topic. And it is only […]
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HowTo: ArduinoIDE - Install a library
The great/practical thing about the concept behind the Arduinos is that in many cases you can benefit from the work of others. It almost doesn't matter which sensor you read or [...]
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HowTo: GitHub - How do I copy files from a Git repository to my computer
Especially in the open source world, you will sooner or later stumble across GitHub, GitLab or something similar with "Git" in the name when searching for program code. Behind this are various [...]
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HowTo: FHEM - Securing access to the configuration interface
At the latest after you have made the first configurations in your FHEM interface, you should also deal with the topic of security. It is really annoying, if you have to change the painstakingly compiled [...]
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HowTo: Electronics - Commissioning a new circuit
After the last component of a kit or the first prototype of your own circuit is finished, you are often excited and impatient. Sometimes at this point you have two, three or [...]
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HowTo: FHEM – Create MQTT devices
In the article RaspberryPi - Installing MQTT Server on the RaspberryPi I had written a little bit about MQTT and explained how to install an own MQTT server on the RaspberryPi. [...]
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HowTo: ESP8266 – Remove/Disable LED
The ESP8266 has become in recent years more and more the universal forest-and-meadow microcontroller that you can use in almost any project. A microcontroller for ~2€ including WLAN and with [...]
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HowTo: Tasmota – flash firmware
Besides the hardware, the right software for your project is of course just as important. A practical and universally applicable firmware for the forest-and-meadow microcontroller ESP8266 is the Tasmota firmware. With it you can [...]
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HowTo: Node Red / FritzBox – Display caller list in the dashboard
In addition to caller ID, you can also display the caller log of the Fritzbox in NodeRed. How to do this is explained in the following article. Prerequisites Helpful articles:To apply this configuration [...]
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HowTo: Tasmota - Configure automatic output shutdown
Automatically dropping relays are known, for example, from the staircase. By pressing a button the light is switched on. Without having to press the button again, the light is automatically switched [...].
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HowTo: Node Red / Tasmota – A “dead man switch” or how to use the absence of status messages as an event
I must admit I've never seen them before, but there are supposed to be so-called dead man's switches on trains. These switches with the somewhat macabre name are a whole sensible invention. [...]
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HowTo: Node Red – Integrate Sonoff 433Mhz RF Bridge
In the two articles Sonoff 433Mhz RF Bridge with Tasmota Firmware flashing and Tasmota - Sonoff 433Mhz RF Bridge configuring and sockets teaching is explained how to configure the Sonoff RF Bridge to the [...]
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HowTo: Node Red – Get current weather data from OpenWeatherMap
You don't always have the possibility to measure environmental data such as the outside temperature directly. Nevertheless, sometimes it is practical. For example, you can make sure that the radiators inside [...]
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HowTo: Node Red - Send Email on Events
E-mails are (I believe) one of the oldest means of communication on the Internet. In the smart home sector, however, they do not play a major role. Push services - such as [...] - are often preferred for fast and direct data exchange.
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HowTo: Node Red – Display IP Cam Images in Dashboard
If you have installed an IP camera in your network - or elsewhere - you can also display the camera image in the dashboard of NodeRed. How this works [...]
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HowTo: Raspberry Pi – Control the Raspberry Pi via VNC
Besides SSH, you can also control the RaspberryPi via the VNC protocol. Thereby you access the graphical user interface. And you can use the graphical user interface of the RaspberryPi without a [...]
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HowTo: Raspberry Pi - Fix "SSH does not respond" or "is very slow" problem
The other day, after reinstalling Raspian on the RaspberryPi, I had the problem that access via SSH was agonizingly slow. Most of the time, you could still get the username and password [...]
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HowTo: Magic Mirror – Show current traffic overview
A cool and practical plugin for the MagicMirror is the "MMM-GoogleMapsTraffic" plugin. This shows you the status of the current road traffic in your area. How to install this is described in the [...]
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HowTo: Node Red - Set up a "welcome boost" for the heating when a new person is present
Non-tech-savvy flatmates in particular are usually skeptical about this whole SmartHome thing. People are constantly asking questions like "But why do you need that?" or "And it's so important that [...]
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HowTo: Node Red – Integrate 433Mhz SOS button
In the article about the 433Mhz mini-button I had already reported on my forays through the wonders of the electronic product world. In the process, I also noticed a 433Mhz SOS button, which probably [...]
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HowTo: FritzBox – Use your own computer as a VoIP telephone via the FritzBox with Linphone
If you are one of the many owners of a FritzBox, you can set up another telephone extension on your computer with a few tricks. That means you will be informed about calls [...].
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