title: How to encode into\decode from UTF-8 string in WPF?
body: <p>So I have a string like <code>&amp;#1056;&amp;#1091;&amp;#1089;&amp;#1089;&amp;#1082;&amp;#1086;&amp;#1077; &amp;#1048;&amp;#1084;&amp;#1103;</code> how to represent it as real string with wcf textBox? And How to encode for example russian string inputed into textInput into UTF-8?</p>