-(void)getUserNameStr: (NSString*)newUsername withPassword: (NSString*)newPassword{
NSString*urlStr = @"http://taxi.expertverification.com/api/v1/ValidUser?";
NSString * myRequestString =[NSString stringWithFormat:@"%@UserName=%@&Password=%@",
                       urlStr,
                       newUsername,
                       newPassword];
NSData *myRequestData = [NSData dataWithBytes: [myRequestString UTF8String] length: [myRequestString length]];
NSMutableURLRequest *request = [[NSMutableURLRequest alloc]init];
[request setValue:@"application/x-www-form-urlencoded" forHTTPHeaderField:@"content-type"];
[request setHTTPMethod: @"POST"];
//post section
[request setHTTPBody: myRequestData];
NSURLSession *session = [NSURLSession sharedSession];
[[session dataTaskWithURL:[NSURL URLWithString:myRequestString]
        completionHandler:^(NSData *data,
                            NSURLResponse *response,
                            NSError *error) {
            // handle response
            NSString *requestReply = [[NSString alloc] initWithData:data encoding:NSASCIIStringEncoding];
            NSLog(@"requestReply: %@", requestReply);

        }] resume];
}

requestReply: {"Message":"The requested resource does not support http method 'GET'."}

ArrayList<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
    Log.d(TAG, "ba1: "+ba1);


  nameValuePairs.add(new BasicNameValuePair("UserName", "rkb");
  nameValuePairs.add(new BasicNameValuePair("Password", "rkb");



    try{
        HttpClient httpclient = new DefaultHttpClient();

        HttpPost httppost = new HttpPost("http://taxi.expertverification.com/api/v1/ValidUser?";

        httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));

        HttpResponse response = httpclient.execute(httppost);
        HttpEntity entity = response.getEntity();

        String outPut = EntityUtils.toString(entity);
        Log.i("GET RESPONSE—-", outPut);

        Log.e("log_tag ******", "good connection";

        bitmapOrg.recycle();
    }catch (Exception e) {
        Log.e("log_tag ******", "Error in http connection " + e.toString());
    }

true