How to disable ARC for one or more file

//
//  How to disable ARC for one or more file
//
//  Created by Danilo Priore on 05/04/12.
//  Copyright (c) 2012 Prioregroup.com. All rights reserved.
//
//  1. In your target settings, under "Build Phases", expand the "Compile Sources" section.
//  2. Select all of the files do you want disable ARC.
//  3. Paste this flag (even if Xcode isn't showing you the editing field) and hit 'return': -fno-objc-arc to disable ARC for this files.