Connecting Arduino Nano to Mac OS X
How to fix connections problems when Arduino Nano modules will not be found in the port list of Arduino IDE.
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Category: Development
Use Grove Ultrasonic Sensor for Motion Detection within Node-RED
I recently needed to do a fast motion detection for an installation. The problem was that I didn’t know the final environment where it would happen. Classic motion detection sensors work with Infrared detection and have problems with direct sunlight. So I had to do my own solution.
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How to build your own E-Mail Printer
This is a small how to guide to build your own E-Mail printer. Please feel free to update the repository or post any upgrades.
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Raspberry Pi E-Mail Printer
Some things are much nicer on paper, especially in our more and more digital age. Normally I wouldn’t count EMails into this list. But in this case …
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Tech Garage @ Miami Ad School
Nach meiner Vorlesung „Content Management“ (http://cm.lecture.nonstatics.com) an der Fachhochschule Wedel halte ich aktuell eine neue Vorlesung an der Miami Ad School in Hamburg. Wir haben die Vorlesung „Tech Garage“ genannt. Etwas überzogen in Anlehnung an das Klischee der Garagen-Startups. Eigentlich geht es aber vor allem darum, erst einmal die Neugier an Technologie zu wecken und […]
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Twitter pot plant with Node-RED
Tweeting pot plants are not the really latest hot shit in the Internet of Things (IoT). It’s more or less a must have done once, like writing your own CMS system in the early days. But it is still fun. So I build a tweeting pot plant for my friends at the Miami Ad School.
Read moreSend your own IP to server
I run a lot of standalone raspberry pi. Often for very small installations. So I have a standard image for all new rasp pis. On startup it will send its own IP address to a fixed server. So after starting one I have a quick look at the server, which is the current IP to […]
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Masterclass bei den Online Marketing Rockstars 2016
Bei den diesjährigen Online Marketing Rockstars haben wir unter dem – erstmal langweiligen Titel „Das Internet der Dinge: Creative Technology in der Marketingpraxis“ – keine Verkaufsshow präsentiert, sondern einfach mal unseren Spaß gehabt …. funktioniert hat es deswegen erst recht.
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Lego druckt binär – Weihnachtsgrüße 2015
Für meine Weihnachtspost gebe ich mir jedes Jahr eine neue kreative Herausforderung. Dieses Jahr wollte ich mit Lego Mindstorms programmieren. Herausgekommen ist ein „Binär-Drucker“.
Read moreInstall SVN on QNAP
With the latest QNAP Updates there is no standard package „SVN“ available via the App Center anymore. To install SVN on your QNAP anyway you could do the following steps: The first step in the installation is to Install Optware IPKG through QPKG Active Telnet on your QNAP under Network Services Connect to your QNAP […]
Read moreCreate iBeacon with RaspberryPI
What are iBeacons / BLE ? Currently iBeacons, or more general BLE Beacons, are a very trendy topic. By the end of the day Beacons are nothing more than small devices, doing nothing else than sending their own ID all day long. Because this is done via the BLuetooth Low Energy Standard (BLE) this is […]
Read moreWordPress – Menü bleibt eingeklappt
In der aktuellen Version von WordPress (3.6) findet sich immer noch ein kleiner nerviger Bug. Wenn man einmal das linke Hauptmenü eingeklappt hat, dann wird es nach jedem Seiten-Reload erneut eingeklappt. Und bei diesem Verhalten bleibt es, das Menü bleibt weiter eingeklappt. Der Wert dafür wird nicht in einem Cookie gespeichert, sondern direkt in der […]
Read moreConvert Google Maps Route into GPX File
[highlighted_text]This article is outdated.[/highlighted_text] Why? As for my various Motorbike Tours I normally love to do the first steps of route planning within Google Maps. It’s a great tool with mostly up to date data, you immediately got a distance and travel time estimation, you could send the link/tour to your friends …. BUT you […]
Read moreQNAP SVN – Couldn’t open rep-cache database
Just in case you might ran into this problem: I installed the SVN package QPKG SVN on my QNAP NAS server to have my subversion server running there. This package comes with SVN 1.6.17 . It’s easy to install via the package manager and also the brings the deamon service with it, so no further […]
Read moreGoogle Kalender auf Android zurücksetzen
Hinweis an mich selber: Wenn der Sync zwischen dem Kalender auf dem Android-Phone (Samsung Galaxy SII) und dem Google Calendar mal aus dem Tritt geraten sein sollte, bitte folgende Schritte anwenden um den lokalen Kalender zu löschen und das neue, vollständige Synchronisieren erzwingen: Einstellungen -> Anwendungen -> Anwendungen verwalten -> Alle -> Kalenderspeicher -> Daten […]
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