Angular 2 Observing a Service and find Results

As i do not write so much blog posts, i decided to write some just short snippets for known problems. This covers searching inside Object Array for Angular 2 and Typescript Finding index of an Array Entry with Angular 2 and Typescript Example of how to use Observer able service in Angular 2

//service is Observable
this.name = 'nameToFind';
GetGalleryPics(galleryId).subscribe((data:Picture[]) => {
        //success
        this.pictures = data;
        //searching inside the array and find first entry 
        this.picture = this.pictures.filter(pic => pic.name == this.name)[0]
        console.log(this.picture);
        //find 
        let pictureIndex = this.pictures.findIndex(pic => pic.name == this.name);
        console.log('this picture'+pictureIndex);

      },