Where did my class get loaded from?

In Java is it not always easy to figure out from where a certain class is loaded. Particularly when the same class is packaged up in more then one archive. So if you want to figure out from which archive the class got loaded from, this little piece of code may come in handy

JBoss IDE Timeout waiting for server to come up

"Did not start in 50s". That's a pretty annoying message to receive when you're trying to fire up JBoss from within eclipse using the JBoss IDE plugin. It turns out that there is a setting called "Server timeout delay" where: Unlimited (-1), Longer (1) - Shortest (9)

Open the file

/.metadata/.plugins/org.eclipse.core.runtime/.settings/org.eclipse.wst.server.core.prefs

and add

machine-speed=1