Not entirely true.
If a student has genuinely made an effort with the assignment, and has just come to a specific question in the course of his/her own work, then we'd be pleased to help.

What is not allowed is simply dumping the entire assignment and expecting the whole thing to be completed with no effort at all by the student.

Remember: Teachers use the internet, too:
http://www.8052.com/forum/read.phtml?id=60124