return "hello" + string(es), nil
}

type CustomSerializer struct {
	prefix []byte
}

func NewCustomSerializer(prefix string) *CustomSerializer {
	return &CustomSerializer{prefix: []byte(prefix)}
}

func (c *CustomSerializer) Scan(ctx context.Context, field *schema.Field, dst reflect.Value, dbValue interface{}) (err error) {

 * password, and domain. Additionally, it offers a method to construct a path
 * prefix for SMB1 URLs based on the configured server and port.
 * </p>
 *
 * <p>
 * The path prefix is in the format "smb1://server:port/", where the port is
 * included only if it's greater than 0. If the server is not set, the path
 * prefix will be "smb1://".
 * </p>
 */
public class SmbAuthentication {
    private String server;

<img src="/img/tutorial/bigger-applications/image01.png">

## Include the same router multiple times with different `prefix` { #include-the-same-router-multiple-times-with-different-prefix }

You can also use `.include_router()` multiple times with the *same* router using different prefixes.

			if contextCanceled(ctx) {
				return ctx.Err()
			}
			if opts.Limit > 0 && objsReturned >= opts.Limit {
				return nil
			}
			if len(prefix) > 0 && !strings.HasPrefix(entry, prefix) {
				// Do not retain the file, since it doesn't
				// match the prefix.
				entries[i] = ""
				continue
			}
			if len(forward) > 0 && entry < forward {
				// Do not retain the file, since its

		},
	}

	for i, testCase := range testCases {
		prefix, marker, delimiter, maxKeys, encodingType, argsErr := getListObjectsV1Args(testCase.values)
		if argsErr != ErrNone {
			t.Errorf("Test %d: argument parsing failed, got %v", i+1, argsErr)
		}
		if prefix != testCase.prefix {
			t.Errorf("Test %d: Expected %s, got %s", i+1, testCase.prefix, prefix)
		}
		if marker != testCase.marker {

    return new String(array);
  }

  /**
   * Returns the longest string {@code prefix} such that {@code a.toString().startsWith(prefix) &&
   * b.toString().startsWith(prefix)}, taking care not to split surrogate pairs. If {@code a} and
   * {@code b} have no common prefix, returns the empty string.
   *
   * @since 11.0
   */
  public static String commonPrefix(CharSequence a, CharSequence b) {

				return
			}
		case "BaseDir":
			z.BaseDir, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "BaseDir")
				return
			}
		case "Prefix":
			z.Prefix, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "Prefix")
				return
			}
		case "FilterPrefix":
			z.FilterPrefix, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "FilterPrefix")
				return

  public static class ImmutableListTailSubListGenerator extends TestStringListGenerator {
    @Override
    protected List<String> create(String[] elements) {
      String[] prefix = {"f", "g"};
      String[] all = new String[elements.length + prefix.length];
      arraycopy(prefix, 0, all, 0, 2);
      arraycopy(elements, 0, all, 2, elements.length);
      return ImmutableList.copyOf(all).subList(2, elements.length + 2);
    }
  }

  """Check the variable name against white/black lists."""
  if blacklist and var_name in blacklist:
    return False
  if not whitelist_prefix:
    return True

  for prefix in whitelist_prefix:
    if var_name.startswith(prefix):
      return True
  return False


def main(parsed_args: argparse.Namespace):
  converted_vars = {}

  for var, value in os.environ.items():

            else -> "promoteFinalBackportRelease"
        }

    private fun nightlyTaskName(prefix: String): String =
        when {
            isMaster -> "${prefix}Nightly"
            isRelease -> "${prefix}ReleaseNightly"
            else -> "${prefix}PatchReleaseNightly"
        }