nstance that is used to manage its...">

  <meta property="og:type" content="website">

<!---->
<meta name="twitter:card" content="summary">

<!---->
<!---->
  <meta name="twitter:title" content="Applications and Instances - Application Concerns - Ember Guides">

<!---->
  <meta name="twitter:description" content="Every Ember application is represented by a class that extends Application. This class is used to declare and configure the many objects that make up your app. 

As your application boots, it crea