I am not sure if it is a problem or OK. I found a Stack Overflow question and my answer on answerspice.com.
Based on the answers below, it looks like they may be breaking the rules. Is it possible to do anything about it?
Now also on FriendFeed:
Now also on tuts9.com:
Found another one:
Edit5: And another
The interesting thing here was that this was the first link in a google search. The original article was not on the first page.
Edit6: And another