Intent intent = new Intent(context, LiveFeedScreen.class);
    intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_NEW_TASK);
    intent.addFlags(Intent.FLAG_ACTIVITY_NO_HISTORY);
    final int not_nu = generateRandom();
    PendingIntent pendingIntent = PendingIntent.getActivity(context,
            not_nu, intent, PendingIntent.FLAG_ONE_SHOT);
    NotificationCompat.Builder notificationBuilder = new NotificationCompat.Builder(
            context)
            .setSmallIcon(R.drawable.notificationbig_icon)
            .setColor(context.getResources().getColor(R.color.header_blue))
            .setContentTitle(context.getString(R.string.app_name))
            .setContentText(mMessage)
            .setAutoCancel(true)
            .setStyle(
                    new NotificationCompat.BigTextStyle().bigText(mMessage))
            .setContentIntent(pendingIntent);
    NotificationManager notificationManager = (NotificationManager) context
            .getSystemService(Context.NOTIFICATION_SERVICE);

    notificationManager.notify(not_nu, notificationBuilder.build());