Just a funny story that happened some years ago… I wanted to buy some lamps in a stored somewhere 100 km away from where I lived. So I went to the shop, ordered them and bought something else already. Now I went there again when the lamps were there. I had ordered six lamps, but …
Autor-Archive: bk1
Just run it twice
Often we use some kind of „clustered“ environment to run our software. This promises higher performance and better availability. And the frameworks seem to suggest that it is just a matter of starting it twice and it will magically work correctly. There is nothing wrong with investing some thoughts on this issue. It can actually …
How far to go with internationalization?
I had some experience with mobile apps in Sweden. Since I know Swedish, I did not bother to find out, if they support other languages. But they were potentially important and useful, but implicitly required a domicile in Sweden. More concrete, the apps that I was interesting in using were „Dalatrafik“ and „Swish“. Swish is …
Some thoughts about Usability
Just from the users perspective, some thoughts and experiences concerning usability… I have to pay my phone bill every month. It is one for phone, internet, and everything, but it needs to be payed. It is mostly used for the company, so it is paid by my company and I need a proper invoice and …
Für neue Projekte verfügbar
Ich bin ab Anfang September 2020 für neue Projekte verfügbar. Auf der Webseite meiner Firma IT Sky Consulting kann man sehen, was ich anbiete…
Combining multiple scans
When images are scanned multiple times, maybe there is a way to construct an image that is better than any of the scans from them. In this case it is assumed, that one scan has a higher resolution, but another scan got the colors better. It has already been found out, which two scans belong …
Processes
We all encounter once in a while people in the teams who really love processes. Now processes are a good thing, because they can help us to work, clarify certain things and improve efficiency. There are even processes that are absolutely mandatory, for security reasons, for example. It should be carefully chosen where to impose …
Comparing Images
A practical problem that I have is to sort my digital photos. Some of them have been taken with analog cameras and they have been scanned. Some of them have been scanned several times, using different resolution, different providers or different technologies. So one issue that occurs is having two directories which contain more or …
Ketchup or Milestone
Bicycles have potentially very accurate speedometers. They measure distances to an accuracy of usually ten meters and they do this by counting the rotations of the front wheel. Now we can go into physics and see if the front wheel slips significantly, but I would not expect that to be relevant. What is a bit …
Object Creation: Builder vs. Constructor vs. Setter
When we create new objects, we are basically confronted with the need to provide at least one construction pattern. Of course depending on the language we have more or less three ways to go that are commonly available. Traditionally in OO it was mandatory to write setters and getters. In C++ or Java they really …
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