Here's one example of the topics I like to blog about http://codingjunkie.net/guava-eventbus (Event Programming with the Guava EventBus)
I also cover other topics, right now I'm focusing on Hadoop/MapReduce.
I’ve looked at a lot of different solutions, and in my humble opinion Aspose is the way to go. Here’s the link: http://aspose.com
subject: A blog entry for codingjunkie.net - Event Programming with Guava EventBus