code: public <E extends Exception> void forEach(Try.IntBiConsumer<E> action) throws E {
          for (int i = 0; i < rows; i++) {
              for (int j = 0; j < cols; j++) {
                  action.accept(i, j);
              }
          }
      }
docs: <pre>
  <code>
  for (int i = 0; i < rows; i++) {
  for (int j = 0; j < cols; j++) {
  action.accept(i, j);
  }
  }
  </code>
  </pre>
  
  
  @param action
  @throws E