gistfile1.m

// How to poll the server periodically

- (BOOL)testForFlakServer:(NSString *)hostURL {

    NSString *urlString = [NSString stringWithFormat:@"%@/flak", hostURL];
    NSLog(@"urlString: %@", urlString);

    NSURL *url = [NSURL URLWithString:urlString];

    NSURLRequest *request = [NSURLRequest requestWithURL:url];

    NSHTTPURLResponse *response = nil;

    NSError *error = nil;

    [NSURLConnection sendSynchronousRequest:request 
                          returningResponse:&response 
                                      error:&error];

    NSInteger statusCode = [response statusCode];

    NSLog(@"statusCode: %d", statusCode);

    if (statusCode == 200) {
        return YES;
    } else {
        return NO;
    }


}