typescript course ongoing

Author: Your Name

client/src/app/app.component.ts

@@ -13,7 +13,8 @@ export class AppComponent implements OnInit {
     }
 
     ngOnInit() {
-        this.coursesService.loadCourseDetail(1);
+        this.coursesService.loadCourseDetail(1)
+            .subscribe(console.log);
     }
 
 }

client/src/app/app.module.ts

@@ -7,6 +7,8 @@ import { AppComponent } from './app.component';
 import { CourseDetailComponent } from './course-detail/course-detail.component';
 import {CoursesService} from "./services/courses.service";
 
+import 'rxjs/add/operator/map';
+
 @NgModule({
   declarations: [
     AppComponent,