[MyObject] Custom Setter Example with NSNotification.m

- (void)setName:(NSString *)name {
    if ((!name && !_name) || [name isEqualToString:_name]) {
        return;
    }
    
    NSMutableDictionary *userInfo = [NSMutableDictionary dictionary];
    if (name) {
        userInfo[@"newValue"] = name;
    }
    
    _name = name
    
    [[NSNotificationCenter defaultCenter] postNotificationName:@"kMyObjectNameDidChangeNotification" object:self userInfo:userInfo];
}