A <code>nil</code> channel is never ready for communication.
</p>

<p>
A channel may be closed with the built-in function
<a href="#Close"><code>close</code></a>.
The multi-valued assignment form of the
<a href="#Receive_operator">receive operator</a>
reports whether a received value was sent before
the channel was closed.
</p>

<p>
A single channel may be used in

 *
 * <pre>{@code
 * FluentFuture<UserName> userName =
 *     ClosingFuture.submit(
 *             closer -> closer.eventuallyClose(database.newTransaction(), closingExecutor),
 *             executor)
 *         .transformAsync((closer, transaction) -> transaction.queryClosingFuture("..."), executor)
 *         .transform((closer, result) -> result.get("userName"), directExecutor())

    final long maxSegmentWeight;

    /**
     * The key reference queue contains entries whose keys have been garbage collected, and which
     * need to be cleaned up internally.
     */
    @CheckForNull final ReferenceQueue<K> keyReferenceQueue;

    /**
     * The value reference queue contains value references whose values have been garbage collected,
     * and which need to be cleaned up internally.
     */

    callback.await(server.url("/a")).assertFailure("Canceled", "Socket closed", "Socket is closed")
  }

  @Test
  fun cancelAll() {
    val call = client.newCall(Request(server.url("/")))
    call.enqueue(callback)
    client.dispatcher.cancelAll()
    callback.await(server.url("/")).assertFailure("Canceled", "Socket closed", "Socket is closed")
  }

  @Test
  fun cancelWhileRequestHeadersAreSent() {

		for _, mf := range mfs {
			if err := enc.Encode(mf); err != nil {
				// client may disconnect for any reasons
				// we do not have to log this.
				return
			}
		}
		if closer, ok := enc.(expfmt.Closer); ok {
			closer.Close()
		}
	})
}

func metricsBucketHandler() http.Handler {
	return metricsHTTPHandler(bucketCollector, "handler.MetricsBucket")
}

is._config.title))\n    }\n\n    if (this._config.subtitle != null) {\n      toastHeader.append($('<small />').html(this._config.subtitle))\n    }\n\n    if (this._config.close == true) {\n      const toastClose = $('<button data-dismiss=\"toast\" />').attr('type', 'button').addClass('ml-2 mb-1 close').attr('aria-label', 'Close').append('<span aria-hidden=\"true\">&times;</span>')\n\n      if (this._config.title == null) {\n        toastClose.toggleClass('ml-2 ml-auto')\n      }\n\n      toastHe...

  `Tut, tut, child!' said the Duchess.  `Everything's got a
moral, if only you can find it.'  And she squeezed herself up
closer to Alice's side as she spoke.

  Alice did not much like keeping so close to her:  first,
because the Duchess was VERY ugly; and secondly, because she was
exactly the right height to rest her chin upon Alice's shoulder,
and it was an uncomfortably sharp chin.  However, she did not

'bs.alert'\nconst EVENT_KEY           = `.${DATA_KEY}`\nconst DATA_API_KEY        = '.data-api'\nconst JQUERY_NO_CONFLICT  = $.fn[NAME]\n\nconst Selector = {\n  DISMISS : '[data-dismiss=\"alert\"]'\n}\n\nconst Event = {\n  CLOSE          : `close${EVENT_KEY}`,\n  CLOSED         : `closed${EVENT_KEY}`,\n  CLICK_DATA_API : `click${EVENT_KEY}${DATA_API_KEY}`\n}\n\nconst ClassName = {\n  ALERT : 'alert',\n  FADE  : 'fade',\n  SHOW  : 'show'\n}\n\n/**\n * ---------------------------------------------------...

          range.lowerBoundType() == BoundType.CLOSED,
          range.upperEndpoint(),
          range.upperBoundType() == BoundType.CLOSED);
    } else if (range.hasLowerBound()) {
      return map.tailMap(range.lowerEndpoint(), range.lowerBoundType() == BoundType.CLOSED);
    } else if (range.hasUpperBound()) {
      return map.headMap(range.upperEndpoint(), range.upperBoundType() == BoundType.CLOSED);
    }
    return checkNotNull(map);

          range.lowerBoundType() == BoundType.CLOSED,
          range.upperEndpoint(),
          range.upperBoundType() == BoundType.CLOSED);
    } else if (range.hasLowerBound()) {
      return map.tailMap(range.lowerEndpoint(), range.lowerBoundType() == BoundType.CLOSED);
    } else if (range.hasUpperBound()) {
      return map.headMap(range.upperEndpoint(), range.upperBoundType() == BoundType.CLOSED);
    }
    return checkNotNull(map);