Import the knowledge of the world into Couchbase

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I have spend some time with Couchbase experiments again. The result is a tool which imports items from Wikidata: Wikidata-Couchbase-Importer (WCI) – GitHub repository.

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Integrate Spring into JSF 2

There are many ways to integrate the Spring Framework into a JSF application. In this post I write about a tight integration in which almost all configuration is done with Spring annotations without loosing JSF bean handling in the front end. I have created an application template to show this approach. The project is hosted on GitHub (spring-jsf). In the end of the article you find a guide how to build and run this application.

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Applet Animation – Part One: Display

Applet "Display" (screenshot)

The applet  you see in the screenshot I coded a long time ago. Applets are dead. I know. But this one is too nice to rest in peace.  Weiterlesen

Last.fm to Couchbase exporter

Last week I joined 33rd Degree Conference in Warsaw. One of my favorite talk was “Discover NoSQL Development with Couchbase 2.0″  from Tugdual GrallCouchbase is an open source NoSQL database.

After Tug’s workshop I started playing around with Couchbase. In this article I will describe my experiments.  Weiterlesen

JSF and PrimeFaces: Session Timeout Handling

Implementing session timeout handling in an ajax web application can be hard. You have to redirect to a login page when a single ajax call fails after user session is invalid.

My solution is based on PrimeFaces idle monitor. User is redirected to logout action after timeout to invalidate the session. 2 minutes before a countdown dialog is shown to warn user. After moving the mouse again session is extended.

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Berlin 2002, Blinkenlights

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Ein Flyer der Abschlussparty von der Lichtinstallation Blinkenlights. Weiterlesen

Berlin 1999, Ostgut, Quelle der Heiterkeit

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Ein Flyer aus dem Ostgut.

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Berlin 2001, Deli

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Ein Flyer aus dem Deli. Weiterlesen

Berlin 1997, Eimer

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Ein Flyer aus dem Eimer. Weiterlesen

Berlin 2000, Maria, Rechenzentrum

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Ein Flyer aus der Maria am Ostbahnhof. Weiterlesen

Berlin 2000, Kaleidoskop, WMF 5 (Ziegelstraße)

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Ein Flyer aus dem fünften WMF. Weiterlesen

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