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<!-- EMBER_CLI_FASTBOOT_TITLE -->  <meta name="ember-cli-head-start" content>  <title>Displaying a Button to Remove All Completed Todos - Getting Started - Ember Guides</title>

  <meta name="description" content="TodoMVC allows users to delete all completed todos at once by clicking a button. This button is visible only when there are any completed todos, displays the number of comple