Android in the Enterprise

Two lectures at Droidcon

Companies with mobile workers can optimize their business processes with mobile devices. At the conference droidcon 2014 in Berlin, I was able to listen to a practice report and a manufacturer lecture.

Android devices have been designed by Google as personal devices. So they offer a wide range of entertainment and social networking options. But we have very different requirements to support mobile workers. Continue Reading →


There is an article about Ushahidi on the ACM-Website. Ushahidi is a remarkable system that was originally used for election monitoring in Kenya.

The system is used to collect, evaluate, visualize and map reports or eyewitness accounts. The central element is a web server. There are mobile apps for different devices, but information can also be gathered via SMS. The system is now being used in disaster relief, as well as “community” projects (in terms of regional communities). More information is available in the Ushahidi wiki and in this presentation by Heather Leson.


Rotating Billboard with CSS-Animations

Billboard with changing picturesIn 1998, I have presented “Meier’s billboard”. It is a virtual display panel with changing images. I have developed it as Java-applet. In 2009, I have rewritten the billboard with JavaScript and jQuery.

Today we can define simple animations in CSS3 style definitions. Thus, we can build a rotating advertising Billboard without JavaScript. Continue Reading →


Nokia Asha from a developers point of view

Bild von Nokia Asha 303 und 311

I was among the winners of the Nokia Asha Touch Competition 2012. I was awarded for the feedback I have given on the new Nokia developer tools. From the laudation:

“for his very focused and relevant feedback around core app development. The issues raised showed a great understanding of the product and what areas most need improvement.”

So Nokia sent me with two new devices, an Asha 303 ​​and an Asha 311. Continue Reading →

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