I attended this year’s NDC (Norwegian developer conference) in Oslo. It was a very interesting conference, but as a short summary, it saw something like a consolidation. JavaScript – as some people say in its fourth generation (Simple Scripts, AJAX, MVC-Framworks, SPA) – is finally accepted as a language like C# or Java. Also in the agile world there is no hype anymore about Scrum or Kanban. It was more how and when to use it. One major topic, which…
When you’re a software engineer who produces software for enterprises like banks or assurances, then it is normal you have huge databases (several gigabytes). Such systems have an operative application where users do the daily business of the company and there are more informative parts (or strategic parts) of the systems which the management uses. At a first glance, there isn’t a problem with those two views, but as you probably know, those companies have for the second part for…
Recently I received the lead over a performance optimization project for a software product. It isn’t something extraordinary for a software architect, because as a software architect you have to know what’s critical for a software system in a specific environment. Some of my co-workers may now smile a bit: I always say that you shouldn’t by default design your software based on performance considerations. The code should be simple, understandable and correct. My thesis was and is "good code…
During a whole day several speakers spoke about NHibernate and related topics. This conference was in Bologna and was very well prepared and organized. You could watch the slides and the videos of the sessions here. I joined the following sessions: Keynote Simone Chiaretta opened the conference and showed during his keynote how the day is organized. But he couldn’t resist to make a little joke about us Swiss folk which isn’t part of the European union, so basically we…
In my last big project we had to use a data centric architecture. There was a learning curve which architecture was the most appropriate one. The result is visible in the picture bellow: Lets explaining the diagram. The data (or state) is managed by the database layer and the common layer which contains the .Net class DataSet and the DataTables (logic representation of the physical table in the database). This architecture makes use of the patterns Table Module for domain…