System.setProperty("jcifs.properties", nonExistentPath.toString());

        // Expect no exception to be thrown, but an error logged (which we can't directly assert here)
        assertDoesNotThrow(() -> SingletonContext.init(null));
        assertNotNull(SingletonContext.getInstance()); // Should still initialize
    }

    @Test
    void testGetInstanceInitializesIfNull() {

            }
            // If we get here, we got the 'The Parameter is incorrect' error or a transport exception
            // Disconnect and try again from scratch.

            if (log.isDebugEnabled()) {
                log.debug(String.format("Retrying (%d/%d) request %s", retries, maxRetries, request));
            }

    private MavenRepositorySystemUtils() {
        // hide constructor
    }

    /**
     * This method is deprecated, nobody should use it.
     *
     * @deprecated This method is here only for legacy uses (like UTs), nothing else should use it.
     */
    @Deprecated
    public static DefaultRepositorySystemSession newSession() {

```

</div>

/// info

Si vous prévoyez d'utiliser des algorithmes de signature numérique comme RSA ou ECDSA, vous devez installer la dépendance de bibliothèque de cryptographie `pyjwt[crypto]`.

Vous pouvez en lire davantage dans la [documentation d'installation de PyJWT](https://pyjwt.readthedocs.io/en/latest/installation.html).

///

## Hachage de mot de passe { #password-hashing }

  Logger get() {
    /*
     * We use double-checked locking. We could the try racy single-check idiom, but that would
     * depend on Logger to not contain mutable state.
     *
     * We could use Suppliers.memoizingSupplier here, but I micro-optimized to this implementation
     * to avoid the extra class for the lambda (and maybe more for memoizingSupplier itself) and the
     * indirection.
     *

            "msg": "Extra inputs are not permitted",
            "input": "plumbus"
        }
    ]
}
```

## Özet { #summary }

**FastAPI** içinde **query parameter**’ları tanımlamak için **Pydantic model**’leri kullanabilirsiniz. 😎

/// tip | İpucu

Spoiler: cookie ve header’ları tanımlamak için de Pydantic model’leri kullanabilirsiniz; ancak bunu tutorial’ın ilerleyen bölümlerinde göreceksiniz. 🤫

     * names also have a <code>type</code>. Types(aka Hex Codes)
     * are used to distinguish the various services on a host. <a
     * href="../../../nbtcodes.html">Here</a> is
     * a fairly complete list of NetBIOS hex codes. Scope is not used but is
     * still functional in other NetBIOS products and so for completeness it has been

    #
    #     {app-project}
    #         |
    #         |-dbflute_[project]
    #         |       |-dfprop
    #         |       |-...
    #         |
    #         |-src/main/java         // *Here!
    #         |-src/main/resources
    #         |-...
    #
    #   *CSharp Project Style
    #     [app-solution]/dbflute_[project]/dfprop
    #     [app-solution]/mydbflute/dbflute-0.9.6

            return new Iterator<Integer>() {
              @Override
              public void remove() {
                // We should throw here, but we won't!
              }

              @Override
              public Integer next() {
                // We should throw here, but we won't!
                return 0;
              }

              @Override
              public boolean hasNext() {

 */
@GwtCompatible
@SuppressWarnings("serial") // uses writeReplace(), not default serialization
final class SingletonImmutableSet<E> extends ImmutableSet<E> {
  // We deliberately avoid caching the asList and hashCode here, to ensure that with
  // compressed oops, a SingletonImmutableSet packs all the way down to the optimal 16 bytes.

  final transient E element;

  SingletonImmutableSet(E element) {