public T remove(int idx){
  int index=(idx << 1);
  nvPairs.remove(index);
  @SuppressWarnings("unchecked") T result=(T)nvPairs.remove(index);
  return result;
}

public T remove ( int idx ) { int index = ( idx << 1 ) ; nvPairs . remove ( index ) ; @ SuppressWarnings ( "unchecked" ) T result = ( T ) nvPairs . remove ( index ) ; return result ; }
removes the name / value pair at the specified index .
