* individual iterator as it is generated.
   *
   * @param iterator the backing iterator. The {@link PeekingIterator} assumes ownership of this
   *     iterator, so users should cease making direct calls to it after calling this method.
   * @return a peeking iterator backed by that iterator. Apart from the additional {@link

explain the paper.

  `If there's no meaning in it,' said the King, `that saves a
world of trouble, you know, as we needn't try to find any.  And
yet I don't know,' he went on, spreading out the verses on his
knee, and looking at them with one eye; `I seem to see some
meaning in them, after all.  "--SAID I COULD NOT SWIM--" you
can't swim, can you?' he added, turning to the Knave.

 [AccessHeadersJava]: https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/AccessHeaders.java
 [AccessHeadersKotlin]: https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/kt/AccessHeaders.kt
 [PostStringJava]: https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/PostString.java

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