Tag Archives: Gemstone/S

PUM, Topaz – calculated attributes

Due to needs in our application I had to add (for the domain class hierarchy) the possibility to define calculated base attributes and calculated associations. That means, that the attribute does not held any value (strings, numbers, … or sets … Continue reading

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Gemstone/S, PUM and Unity3D

And again some work is done on the C# wrapper. The latest work on this topic had been done to make it possible to build an Android app by using the Xamarin toolchain. Due to that requirements the runtime and … Continue reading

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Gemstone/S Application Example – HbbTV Playout System

The last two weeks we had two elections here in Germany – one in Schleswig-Holstein and last weekend in Nordrhein-Westfalen in Düsseldorf. As mentioned in an earlier posting we already used Gemstone/S as our database during the election for the … Continue reading

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PUM – Adding C# as a supported language …

Another language added to PUM – though in an early state, but the first program has been coded on an Android device via C# and Xamarin and it got its result … The language binding was mainly driven by the … Continue reading

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Gemstone/S – A Dead Item in a SortedCollection – What the hell is going on …

In our main product – in progress of development – we had a situation, where items in a SortedCollection could not be removed. From time to time we had these instances and I was not very happy about them. The … Continue reading

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Gemstone/S – Application Example

We had a request for a “smaller” demo sometimes around December: the topic was to enable users to select attribute and values to initiate queries against a data set and visualize them in GoogleMaps. This visualized objects where houses in … Continue reading

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PUM3 – Current State

DateAndTime exchange format is now RFC3339 (or at least some substandard). I was surprised to see, that even this format is not always supported in different langauges (without loading third party libraries) … but we got a minimum standard for … Continue reading

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