Sorry, this entry is only available in German.
Software Architecture: Layers and DTO’s
Sorry, text is curently in german only.
Sorry, text is curently in german only.
Sorry, this entry is only available in German.
Sorry, this entry is only available in German.
A helpful rake task I’m just updating a three year old rails app from 3.2 to 4.2. One of the changes is that now the controller is responsible to protect against mass assignments. I think this is the right architecture, … Continue reading →
Few know that you already can do quantum computing with the Japanese programming language Ruby. If you have a Ruby interpreter installed on your computer, you can follow the following experiment, which is inspired by Erwin Schrödinger. (See also my … Continue reading →
Google organized a kind of scavenger hunt for the developers conference IO 2013 to demonstrate the practical use of NFC. Participants needed an NFC-enabled Android and then installed an app called “NFC Hunt”. The app gives clues where to find … Continue reading →
(Deutsch) Wie man Bilder auf Webseiten sich rotierend austauschen lässt, ohne JavaScript, nur mit CSS. Continue reading →
(Deutsch) Zwei Inkompatibilitäten aus einem praktischen Projekt: Datumsfunktionen sind bei älteren Android-Geräten unvollständig, und die prompt-Methode wird von Microsoft still unterdrückt. Continue reading →
What is Codename One? The platform “Codename One” offers operating system-independent development of apps for smartphones. An important component is a library for user interfaces. Codename One is a successor of LWUIT, which in turn uses concepts of the Java … Continue reading →
Here are the English slides about how to optimize database queries in Ruby On Rails. I have showed this presentation at the Ruby User Group Hamburg at the 9th August 2012.