*       hand, is multiple-use, and does implement {@link Iterable}.
 *   <li>Streams offer many features not found here, including {@code min/max}, {@code distinct},
 *       {@code reduce}, {@code sorted}, the very powerful {@code collect}, and built-in support for
 *       parallelizing stream operations.
 *   <li>{@code FluentIterable} contains several features not available on {@code Stream}, which are

        void testNullAndEmptyKeys(String key) {
            referralData.setKey(key);
            assertEquals(key, referralData.getKey());
        }

        @Test
        @DisplayName("Should handle very long paths")
        void testVeryLongPaths() {
            StringBuilder longPath = new StringBuilder("\\server\\share");
            for (int i = 0; i < 100; i++) {
                longPath.append("\\subfolder").append(i);

                                // MavenMetadataSource.createArtifacts(..) step, BUT that would
                                // require resolving the POM from the repository very early on in
                                // the build.
                                continue;
                            }

# Help FastAPI - Get Help { #help-fastapi-get-help }

Do you like **FastAPI**?

Would you like to help FastAPI, other users, and the author?

Or would you like to get help with **FastAPI**?

There are very simple ways to help (several involve just one or two clicks).

And there are several ways to get help too.

## Subscribe to the newsletter { #subscribe-to-the-newsletter }

)

var gzipHandler = func() func(http.Handler) http.HandlerFunc {
	gz, err := gzhttp.NewWrapper(gzhttp.MinSize(1000), gzhttp.CompressionLevel(gzip.BestSpeed))
	if err != nil {
		// Static params, so this is very unlikely.
		logger.Fatal(err, "Unable to initialize server")
	}
	return gz
}()

// Set of handler options as bit flags
type hFlag uint8

const (
	// this flag disables gzip compression of responses

is-into-cartoons.com
is-into-games.com
is-leet.com
is-local.org
is-lost.org
is-not-a.dev
is-not-certified.com
is-saved.org
is-slick.com
is-uberleet.com
is-very-bad.org
is-very-evil.org
is-very-good.org
is-very-nice.org
is-very-sweet.org
is-with-theband.com
is.eu.org
is.gov.pl
is.it
isa-geek.com
isa-geek.net
isa-geek.org
isa-hockeynut.com
isa.kagoshima.jp
isa.us

      K key = entry.getKey();
      ImmutableSet.Builder<? extends V> values = (ImmutableSet.Builder<V>) entry.getValue();
      // If orderValuesBy got called at the very end, we may need to do the ImmutableSet to
      // ImmutableSortedSet copy for each of these.
      ImmutableSet<V> set = valueSet(valueComparator, values.build());
      if (!set.isEmpty()) {
        builder.put(key, set);

      K key = entry.getKey();
      ImmutableSet.Builder<? extends V> values = (ImmutableSet.Builder<V>) entry.getValue();
      // If orderValuesBy got called at the very end, we may need to do the ImmutableSet to
      // ImmutableSortedSet copy for each of these.
      ImmutableSet<V> set = valueSet(valueComparator, values.build());
      if (!set.isEmpty()) {
        builder.put(key, set);

  you want to set the equivalent of any of the `--iptables-xxx` options.)
  
  As this code is still very new, it has not been heavily optimized yet;
  while it is expected to _eventually_ have better performance than the
  iptables backend, very little performance testing has been done so far. ([#121046](https://github.com/kubernetes/kubernetes/pull/121046), [@danwinship](https://github.com/danwinship))

```Python hl_lines="1  4"
{!> ../../docs_src/python_types/tutorial009b.py!}
```

////

#### Sử dụng `Union` hay `Optional`

If you are using a Python version below 3.10, here's a tip from my very **subjective** point of view:

Nếu bạn đang sử dụng phiên bản Python dưới 3.10, đây là một mẹo từ ý kiến rất "chủ quan" của tôi:

* 🚨 Tránh sử dụng `Optional[SomeType]`