code: public boolean createNode(String path, byte[] value) throws ZooKeeperException {
          return _create(path, value, CreateMode.PERSISTENT);
      }
docs: Creates a node, with initial values.
  
  <p>
  Note: nodes are created recursively (parent nodes are created if needed).
  </p>
  
  @param path
  @param value
  @return
  @throws ZooKeeperException