public function destroy($id)
 {
     $taskCategory = TaskCategory::findOrFail($id);
     if ($taskCategory->delete()) {
         return response(204);
     } else {
         return response(500);
     }
 }
 /**
  * Remove the specified resource from storage.
  *
  * @param  int  $id
  * @return \Illuminate\Http\Response
  */
 public function destroy($id)
 {
     $task = TaskCategory::findOrFail($id);
     $task->delete();
     return redirect()->back();
 }