The main [Tutorial - User Guide](../tutorial/index.md){.internal-link target=_blank} should be enough to give you a tour through all the main features of **FastAPI**.

In the next sections you will see other options, configurations, and additional features.

/// tip

The next sections are **not necessarily "advanced"**.

And it's possible that for your use case, the solution is in one of them.

///

        }).ifPresent(p -> searchRequestBuilder.setPreference(p)).orElse(() -> LaRequestUtil.getOptionalRequest().map(r -> {
            final HttpSession session = r.getSession(false);
            if (session != null) {
                return session.getId();
            }
            final String preference = r.getParameter("preference");
            if (preference != null) {

------------------------

_2019-02-04_

Remove TLSv1.1 and TLSv1 from MODERN_TLS. Change COMPATIBLE_TLS to support all TLS versions.

##### RESTRICTED_TLS versions

* TLSv1.3
* TLSv1.2

##### MODERN_TLS versions

* TLSv1.3
* TLSv1.2
* **REMOVED:** ~~TLSv1.1~~
* **REMOVED:** ~~TLSv1~~

##### COMPATIBLE_TLS versions

* **NEW:** TLSv1.3
* **NEW:** TLSv1.2
* **NEW:** TLSv1.1
* TLSv1

[OkHttp 3.12][OkHttp312]

import org.apache.maven.artifact.repository.ArtifactRepository;

/**
 * Repository layout.
 *
 * @deprecated Avoid use of this type, if you need access to local repository use repository system session instead.
 */
@Deprecated
public interface ArtifactRepositoryLayout {
    String ROLE = ArtifactRepositoryLayout.class.getName();

    String getId();

    String pathOf(Artifact artifact);

        <latest>13.2.0</latest>
        <release>13.2.0</release>
        <versions>
            <version>12.2.0</version>
            <version>12.5.0</version>
            <version>12.6.0</version>
            <version>12.7.0</version>
            <version>13.0.0</version>
            <version>13.1.0</version>
            <version>13.2.0</version>
        </versions>
        <lastUpdated>20190704004757</lastUpdated>
    </versioning>

                    uq.setParentUrl(url);
                    uq.setSessionId(crawlerContext.sessionId);
                    uq.setUrl(d.getUrl());
                    uq.setWeight(d.getWeight());
                    return uq;
                })
                .collect(Collectors.toList());
        urlQueueService.offerAll(crawlerContext.sessionId, childList);
    }

    /**
     * Stores a single child URL to the crawling queue.

<?xml version="1.0" encoding="UTF-8"?>
<metadata>
  <groupId>org.codelibs.fess</groupId>
  <artifactId>fess-crawler-db</artifactId>
  <versioning>
    <latest>1.0.12</latest>
    <release>1.0.12</release>
    <versions>
      <version>1.0.0</version>
      <version>1.0.1</version>
      <version>1.0.2</version>
      <version>1.0.3</version>
      <version>1.0.4</version>
      <version>1.0.5</version>
      <version>1.0.6</version>

		*GetUser("create_with_default_batch_sizs_6", Config{Account: true, Pets: 4, Toys: 3, Company: false, Manager: true, Team: 1, Languages: 3, Friends: 0}),
	}

	result := DB.Session(&gorm.Session{CreateBatchSize: 2}).Create(&users)
	if result.RowsAffected != int64(len(users)) {
		t.Errorf("affected rows should be %v, but got %v", len(users), result.RowsAffected)
	}

	for _, user := range users {

	}
	versions, buf, e = msgp.ReadIntBytes(buf)
	if e != nil {
		return 0, buf, e
	}
	if versions < 0 {
		return 0, buf, fmt.Errorf("decodeXLHeaders: Negative version count %d", versions)
	}
	return versions, buf, nil
}

// decodeVersions will decode a number of versions from a buffer
// and perform a callback for each version in order, newest first.

  @IgnoreJRERequirement // This function is overridden to require API >= 24.
  open fun getHandshakeServerNames(sslSocket: SSLSocket): List<String> {
    val session = sslSocket.session as? ExtendedSSLSession ?: return listOf()
    return try {
      session.requestedServerNames.mapNotNull { (it as? SNIHostName)?.asciiName }
    } catch (uoe: UnsupportedOperationException) {