* **Exchange** carries a single HTTP request/response pair.

 * **ExchangeFinder** chooses which connection carries each exchange. Where possible it will use the same connection for all exchanges in a single call. It prefers reusing pooled connections over establishing new connections.      

#### Per-Connection Locks

  // of `Retain` causes PVCs to not be affected by StatefulSet deletion. The
  // `Delete` policy causes those PVCs to be deleted.
  optional string whenDeleted = 1;

  // WhenScaled specifies what happens to PVCs created from StatefulSet
  // VolumeClaimTemplates when the StatefulSet is scaled down. The default
  // policy of `Retain` causes PVCs to not be affected by a scaledown. The

                                                + " Your JAR contains rogue Maven Plugin metadata."
                                                + " Possible causes may be: shaded into this JAR some Maven Plugin or some rogue resource.",
                                        artifact.getGroupId(),
                                        artifact.getArtifactId(),

- **Scalability**: The test setup should be scalable to accommodate additional tests and components in the future.

## Conclusion

如果您选择 "Watching" 而不是 "Releases only"，有人创建新 Issue 时，您会接收到通知。

然后您就可以尝试并帮助他们解决问题。

## 创建 Issue

您可以在 GitHub 资源库中<a href="https://github.com/fastapi/fastapi/issues/new/choose" class="external-link" target="_blank">创建 Issue</a>，例如：

* 提出**问题**或**意见**
* 提出新**特性**建议

**注意**：如果您创建 Issue，我会要求您也要帮助别的用户。😉

## 创建 PR

您可以创建 PR 为源代码做[贡献](contributing.md){.internal-link target=_blank}，例如：

            logger.debug(indent + omitted + " (removed - nearer found: " + keptVersion + ")");
        }
    }

    public void omitForCycle(Artifact omitted) {
        logger.debug(indent + omitted + " (removed - causes a cycle in the graph)");
    }

    public void updateScopeCurrentPom(Artifact artifact, String ignoredScope) {
        logger.debug(indent + artifact + " (not setting artifactScope to: " + ignoredScope + "; local artifactScope "

    ) {
      check(!closed) { "closed" }
      checkOffsetAndCount(source.size, 0, byteCount)
      sink.write(source, byteCount)
    }

    override fun flush() {
      if (closed) return // Don't throw; this stream might have been closed on the caller's behalf.
      sink.flush()
    }

    override fun close() {
      if (closed) return
      closed = true
      detachTimeout(timeout)

	}

	// Delete the event from store.
	return target.store.Del(key)
}

// Close - closes underneath connections to PostgreSQL database.
func (target *PostgreSQLTarget) Close() error {
	close(target.quitCh)
	if target.updateStmt != nil {
		// FIXME: log returned error. ignore time being.
		_ = target.updateStmt.Close()
	}

	if target.deleteStmt != nil {
		// FIXME: log returned error. ignore time being.

     * be {@code a -> c}.
     * <p>
     * Original code would falsely report {@code a} project as "without dependencies", basically would lose link due
     * filtering. This causes build ordering issues in concurrent builders.
     */
    private List<MavenProject> applyFilter(
            Collection<? extends MavenProject> projects, boolean transitive, boolean upstream) {

  // From "How Provider Implementations Are Requested and Supplied" from
  // http://docs.oracle.com/javase/6/docs/technotes/guides/security/crypto/CryptoSpec.html
  //  - Some providers may choose to also include alias names.
  //  - For example, the "SHA-1" algorithm might be referred to as "SHA1".
  //  - The algorithm name is not case-sensitive.
  private static final ImmutableMap<String, HashFunction> ALGORITHMS =