title: initial image in WPF Image Control
body: <p>I have a WPF Image Control in my project that loads from internet (lazy loading), i want to show a initial image in Image Control until main image load. plz help me</p>
  
  <pre><code>&lt;DataTemplate DataType="{x:Type local:MyData}"&gt;
  ...
   &lt;Image Width="50" Height="50" Source="{Binding Path=profile_image_url_https, FallbackValue=profile_image_url_https}"  HorizontalAlignment="Left"&gt;
  ...
  &lt;/DataTemplate&gt;
  </code></pre>