The train from Danang to Hue is a beautiful ride mainly along the coastline. Takes about 3 hours. Sit on the right side of the train if you can. As for which is best Hoi An or Hue well that depends on what you are looking for. Hoi An is very intersting in the Ancient town and if you are wanting to have clothes made up then that is a good place to stay.
Apache Tomcat, often referred to as Tomcat, is an open-source web server developed by the Apache Software Foundation (ASF).
The database server and the gateway's distributed mechanisms work together to shield the application from having to be aware of the physical location of the WebSphere MQ application or queue, the programming logic of the remote application, or even the fact that an WebSphere MQ application is involved.