func CutPrefix(s, prefix []byte) (after []byte, found bool) {
	if !HasPrefix(s, prefix) {
		return s, false
	}
	return s[len(prefix):], true
}

// CutSuffix returns s without the provided ending suffix byte slice
// and reports whether it found the suffix.
// If s doesn't end with suffix, CutSuffix returns s, false.
// If suffix is the empty byte slice, CutSuffix returns s, true.
//

            }
        } catch (NumberFormatException e) {
            throw new IllegalArgumentException("Invalid threads value: '" + threadConfiguration
                    + "'. Supported are int and float values ending with C.");
        }
    }

    // ----------------------------------------------------------------------
    // Properties handling

 * successfully cancelled step will immediately start closing all objects captured for later closing
 * by it and by its input steps.
 *
 * <h3>Ending a pipeline</h3>
 *
 * Each {@code ClosingFuture} pipeline must be ended. To end a pipeline, decide whether you want to
 * close the captured objects automatically or manually.
 *
 * <h4>Automatically closing</h4>
 *

	//

	// 3.3.1: Environment Call and Breakpoint
	ECALL						// 73000000
	SCALL						// 73000000
	EBREAK						// 73001000
	SBREAK						// 73001000

	// Arbitrary bytes (entered in little-endian mode)
	WORD	$0x12345678	// WORD $305419896	// 78563412
	WORD	$0x9abcdef0	// WORD $2596069104	// f0debc9a

	// MOV pseudo-instructions
	MOV	X5, X6								// 13830200
	MOV	$2047, X5							// 9302f07f

   * the segment.
   */
  final transient int segmentMask;

  /**
   * Shift value for indexing within segments. Helps prevent entries that end up in the same segment
   * from also ending up in the same bucket.
   */
  final transient int segmentShift;

  /** The segments, each of which is a specialized hash table. */
  final transient Segment<K, V, E, S>[] segments;

appearing and vanishing so suddenly:  you make one quite giddy.'

  `All right,' said the Cat; and this time it vanished quite slowly,
beginning with the end of the tail, and ending with the grin,
which remained some time after the rest of it had gone.

  `Well!  I've often seen a cat without a grin,' thought Alice;
`but a grin without a cat!  It's the most curious thing I ever
saw in my life!'

   * the segment.
   */
  final int segmentMask;

  /**
   * Shift value for indexing within segments. Helps prevent entries that end up in the same segment
   * from also ending up in the same bucket.
   */
  final int segmentShift;

  /** The segments, each of which is a specialized hash table. */
  final Segment<K, V>[] segments;

  /** The concurrency level. */

* Upgrade code to use the latest version of Starlette, including:
    * Several bug fixes.
    * Optional redirects of slashes, with or without ending in `/`.
    * Events for routers, `"startup"`, and `"shutdown"`.
    * PR [#1057](https://github.com/tiangolo/fastapi/pull/1057).