Author Archives: Christian
Experience the power of a bookbook
If you have some time, take a look at these awesome escalator photos: http://www.flickr.com/photos/38181284@N06/8062924745/ http://www.flickr.com/photos/dickmann/2379936276/lightbox/ http://www.flickr.com/photos/wecand/4507076741/lightbox/ http://www.flickr.com/photos/96dpi/4101850403/lightbox/ http://500px.com/photo/2681554 http://500px.com/photo/8084022 http://500px.com/photo/844877 http://500px.com/photo/13626623 http://www.flickr.com/photos/issafakhro/6353487771/ http://500px.com/photo/17832953
Waterfall photos are boring? Put some glowsticks in it!
In this tutorial I would like to show you, how you can build a JDBC Security Realm working with Glassfish 3.1 and the Java EE 6 stack. At the end of the tutorial you should have a working user management backend based on a relational database. Most applications need some kind of security. The choice […]
If you are interested to see Dubai in a 360° view from the top of the Burj Khalifa, then have a look at dubaimap.hipa.ae. It’s really impressive.
Sometimes, especially if you have messed up a lot in your Glassfish 3.1.2 domain, the Glassfish cannot be started anymore. I’ve recently seen an exception like this: [org.glassfish.main.admingui.glassfish-osgi-console-plugin(Glassfish OSGI Console Plugin):184.108.40.206-SNAPSHOT] com.sun.enterprise.module.ResolveError: Failed to start Bundle Id  State [RESOLVED] [org.glassfish.main.admingui.glassfish-osgi-console-plugin(Glassfish OSGI Console Plugin):220.127.116.11-SNAPSHOT] […]
One thing I have recently learned the hard way, is that a default MySQL installation on Windows is case-insensitive. However, on Linux the installation is case-sensitive. There is a big problem with that. Assume you have a table named “Test”. On Windows, the database will be stored internally as lowercase –> “test”. On Linux the […]
If you provide a RESTful service and something goes wrong in your backend, you will usually throw a WebException to provide a useful error message for your clients. If you throw a WebException an Html error page will be generated from the exception and displayed to to the user. That’s ok as long as your […]