title: What does the yellow background on filename mean in Intellij?
body: <p>I think it might have something to do with asynchronous tasks but I don't know for sure. Could someone please clarify this for me?</p>
  
  <p>Also what do the yellow frames mean when you are debugging?</p>
  
  <p><a href="https://i.stack.imgur.com/uQzNP.png" rel="noreferrer"><img src="https://i.stack.imgur.com/uQzNP.png" alt="enter image description here"></a> </p>