public function show($id)
 {
     $Blog = new Blog($this->plural_resource);
     $sql = $Blog->findById($id);
     $blog = mysqli_query($this->db, $sql) or die(mysqli_error($this->db));
     return $blog;
 }
 public function show($id)
 {
     $Blog = new Blog($this->table_name, $this->action);
     $sql = $Blog->findById($id);
     $blog = mysqli_query($this->db, $sql) or die(mysqli_error($this->db));
     return $blog;
 }