public function openings()
 {
     $student_testimonials = StudentTestimonial::all()->random(3);
     return view('pages.openings', compact('student_testimonials'));
 }
 /**
  * Remove the specified resource from storage.
  *
  * @param  int  $id
  * @return \Illuminate\Http\Response
  */
 public function destroy($id)
 {
     $studentTestimonial = StudentTestimonial::findOrFail($id);
     $studentTestimonial->delete();
     return redirect('admin/StudentTestimonial');
 }