This illustration shows three windows, stacked  on top of each other, so that only parts of the windows are visible:
 Oracle Application Container Cloud home inside a browser. In this window,  the URL from the deployed application is highlighted. Copy this.
 A browser window that shows the URL mentioned in the Oracle Application Container Cloud window. It has no actual content. 
 A text editor with the index.html file open and the line to be replaced highlighted.
  The line is: var url = "http://localhost:8089";it must  be replaced by the URL copied from the Oracle Application Container Cloud home