I don’t like having warnings in the code, and recently I’ve been getting a lot of these, these seem to popup after you accidentally press the Validate button in Eclipse…
No grammar constraints (DTD or XML schema) detected for the document.
Anyway, it is a easy fix, set the Validator to ignore (See screenshot below). Once you have changed the setting, you may have to Validate the files again (right click file -> Validate)
原文 http://ucla.jamesyxu.com/?p=148