Discussion between EvgeniyZ and Mark Twain

Imported from a comment discussion on https://ru.stackoverflow.com/questions/1056848/%d0%98%d0%b7%d0%bc%d0%b5%d0%bd%d0%b8%d1%82%d1%8c-%d0%b7%d0%bd%d0%b0%d1%87%d0%b5%d0%bd%d0%b8%d0%b5-textbox-%d0%ba%d0%be%d1%82%d0%be%d1%80%d1%8b%d0%b9-%d0%bd%d0%b0%d1%85%d0%be%d0%b4%d0%b8%d1%82%d1%81%d1%8f-%d0%b2-itemscontrol