Archive for the ‘Uncategorized’ Category

Packt Publishing, known for their Ebooks and Video courses on programming and programming related stuff, did a survey on whats nice and shiny in our industry at the moment. To allow everyone access to the most important stuff at a reasonable price, they created a special offer: Every eBook and Video is now available for $10! […]

Today I had a weird problem with one of my lxc-containers on a Ubuntu 14.04 Host.. for no reason, the container changed its IP address.. This lead to the other containers not finding the container in question under its IP anymore. I then tried to manually set the IP of the container in /etc/network/interfaces like […]

My Spring Security Facelets/JSF2 Tag library has its own chapter in the new book of Décio Heinzelmann Luckow in his new Book Programação Java para a Web

Describes installing of StarCraft 2 from DVD on a Linux System (Ubuntu) with Wine and how to cope with the problems involved.

Recently, I was looking for a way, to validate Email-Addresses with JSF. I came accross this blog post on Validating an Email Address in JSF It shows, how this would have been done in the old JSF 1.1/1.2 ways… But we’re in 2010 and do it now the following way: 1 2 3 4 […]

Mikael Gueck has posted some tips for Spring to JavaEE6 migration. Quite nice in my opinion, especially the one for JPA N+1 ! Thanks Mikael! And merry xmas everyone!

If you’re trying out JavaMail with JavaEE (6) on Glassfish and get a ClassCastException like these SEVERE: java.lang.ClassCastException: com.sun.enterprise.deployment.MailConfiguration cannot be cast to javax.mail.Session javax.faces.el.EvaluationException: java.lang.ClassCastException: com.sun.enterprise.deployment.MailConfiguration cannot be cast to javax.mail.Session at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke( at com.sun.faces.application.ActionListenerImpl.processAction( at javax.faces.component.UICommand.broadcast( at javax.faces.component.UIViewRoot.broadcastEvents( at javax.faces.component.UIViewRoot.processApplication( at com.sun.faces.lifecycle.InvokeApplicationPhase.execute( at com.sun.faces.lifecycle.Phase.doPhase( at com.sun.faces.lifecycle.LifecycleImpl.execute( at javax.faces.webapp.FacesServlet.service( at org.apache.catalina.core.StandardWrapper.service( … when trying […]

Wow! I can’t believe it! JetBrains just announced, that upcomming IntelliJ Idea 9 will be made open source. Eclipse and NetBeans now definitely have to fear “The most intelligent IDE” in the world! Hooray at JetBrains!

So, after almost 5-6 years of Gmail usage with an address, I decided to go with my own domain and change to Google Apps = the REAL GMAIL. So, I was wondering, if there is a way to migrate my stuff from the “Free Gmail” to the “Google Apps Gmail”, but my (initial) searches […]

Actually for a stupid flash game on facebook I was searching for a way to script mouse-movement and clicks on linus/ Happily, I found a tool that does exactly what I wanted: It’s called “X Do Tool” or short xdotool . A simple make did it for me and I had my script ready. First […]