title: How to change fxml lable text by id
body: <p>I have Label on my fxml file:</p>
  
  <pre><code> &lt;children&gt;
      &lt;Label fx:id="lblTest" text="Label" /&gt;
   &lt;/children&gt;
  </code></pre>
  
  <p>How can i change the text from "Label" to "Hello" from the main/controller java file?</p>
  
  <p>I just started to learn the basics of JavaFX and i am not sure if it possible</p>