On that note, this may be an example of what you mean, dparsons:
http://p2p.wrox.com/topic.asp?TOPIC_ID=58223

Now I feel a bit responsible (although I know that I'm not the one who improperly taught him/her Java), but if I keep helping this one then I'll get frustrated and just give him the answer. What would any of you do in this case? Just walk away or finish what was started?