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@ -40,7 +40,7 @@ A later part of this tutorial, [Use forms for user input](start/start-forms "Try
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<code-example header="src/app/cart.service.ts" path="getting-started/src/app/cart.service.1.ts"></code-example>
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<div class="alert is-helpful>
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<div class="alert is-helpful">
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The StackBlitz generator might provide the cart service in `app.module.ts` by default. That differs from the example, which uses a bundle-optimization technique, an `@Injectable()` decorator with the `{ providedIn: 'root' }` statement.
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For more information about services, see [Introduction to Services and Dependency Injection](guide/architecture-services "Concepts > Intro to Services and DI").
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