* </h4>
 *
 * <p>Users of {@code CompletableFuture} will likely want to continue using {@code
 * CompletableFuture}. {@code FluentFuture} is targeted at people who use {@code ListenableFuture},
 * who can't use Java 8, or who want an API more focused than {@code CompletableFuture}. (If you
 * need to adapt between {@code CompletableFuture} and {@code ListenableFuture}, consider <a

<a href="https://dribia.com/en/" target="_blank" title="Dribia - Data Science within your reach"><img src="https://fastapi.tiangolo.com/img/sponsors/dribia.png"></a>

<!-- /sponsors -->

<a href="https://fastapi.tiangolo.com/fastapi-people/#sponsors" class="external-link" target="_blank">Other sponsors</a>

## Opinions { #opinions }

{% endfor %}
{% endif %}

<!-- /sponsors -->

<a href="https://fastapi.tiangolo.com/tr/fastapi-people/#sponsors" class="external-link" target="_blank">Diğer Sponsorlar</a>

## Görüşler

<a href="{{ sponsor.url }}" target="_blank" title="{{ sponsor.title }}"><img src="{{ sponsor.img }}" style="border-radius:15px"></a>
{% endfor %}
{% endif %}

<!-- /sponsors -->

<a href="https://fastapi.tiangolo.com/fastapi-people/#sponsors" class="external-link" target="_blank">Other sponsors</a>

## Opinions { #opinions }

)

func fileFeatures(filename string, needApproval bool) []string {
	bs, err := os.ReadFile(filename)
	if err != nil {
		log.Fatal(err)
	}
	s := string(bs)

	// Diagnose common mistakes people make,
	// since there is no apifmt to format these files.
	// The missing final newline is important for the
	// final release step of cat next/*.txt >go1.X.txt.

<a href="{{ sponsor.url }}" target="_blank" title="{{ sponsor.title }}"><img src="{{ sponsor.img }}" style="border-radius:15px"></a>
{% endfor %}
{% endif %}

<!-- /sponsors -->

<a href="https://fastapi.tiangolo.com/fastapi-people/#sponsors" class="external-link" target="_blank">Àwọn onígbọ̀wọ́ míràn</a>

## Àwọn ero àti èsì

<a href="{{ sponsor.url }}" target="_blank" title="{{ sponsor.title }}"><img src="{{ sponsor.img }}"></a>
{% endfor %}
{% endif %}

<!-- /sponsors -->

<a href="https://fastapi.tiangolo.com/fastapi-people/#sponsors" class="external-link" target="_blank">دیگر اسپانسرها</a>

## نظر دیگران در مورد FastAPI

       * permits us to throw IllegalStateException. Maybe we should have done that, but we probably
       * shouldn't change now for fear of breaking people.)
       */
      return (lastKnownIndex == -1) ? unsafeNull() : value(lastKnownIndex);
    }

    @Override
    @ParametricNullness
    public V setValue(@ParametricNullness V value) {

    waiter.join();
    future.set(null);
    poller.join();
  }

  public void testToString_allUnique() throws Exception {
    // Two futures should not have the same toString, to avoid people asserting on it
    assertThat(SettableFuture.create().toString()).isNotEqualTo(SettableFuture.create().toString());
  }

  public void testToString_oom() throws Exception {

ontent:"\f305"}.fa-pen-fancy:before{content:"\f5ac"}.fa-pen-nib:before{content:"\f5ad"}.fa-pen-square:before{content:"\f14b"}.fa-pencil-alt:before{content:"\f303"}.fa-pencil-ruler:before{content:"\f5ae"}.fa-penny-arcade:before{content:"\f704"}.fa-people-carry:before{content:"\f4ce"}.fa-pepper-hot:before{content:"\f816"}.fa-percent:before{content:"\f295"}.fa-percentage:before{content:"\f541"}.fa-periscope:before{content:"\f3da"}.fa-person-booth:before{content:"\f756"}.fa-phabricator:before{conten...