sent values have been received, receive operations will return
the zero value for the channel's type without blocking.
The multi-valued <a href="#Receive_operator">receive operation</a>
returns a received value along with an indication of whether the channel is closed.
</p>


<h3 id="Complex_numbers">Manipulating complex numbers</h3>

<p>
Three functions assemble and disassemble complex numbers.

- `kubectl port-forward` now exits with exit code 1 when remote connection is
  lost ([#114460](https://github.com/kubernetes/kubernetes/pull/114460), [@brianpursley](https://github.com/brianpursley))
- `nodeName` being set along with non-empty `schedulingGates` is now enforced. ([#115569](https://github.com/kubernetes/kubernetes/pull/115569), [@Huang-Wei](https://github.com/Huang-Wei))

- Enforce nodeName cannot be set along with non-empty schedulingGates ([#115636](https://github.com/kubernetes/kubernetes/pull/115636), [@Huang-Wei](https://github.com/Huang-Wei)) [SIG Apps and Scheduling]

   ([#123492](https://github.com/kubernetes/kubernetes/pull/123492), [@carlory](https://github.com/carlory))
- Added metric name along with the utilization information when running `kubectl get hpa`. ([#122804](https://github.com/kubernetes/kubernetes/pull/122804), [@sreeram-venkitesh](https://github.com/sreeram-venkitesh))

    String INDEX_ADMIN_INTEGER_FIELDS = "index.admin.integer.fields";

    /** The key of the configuration. e.g. content_length,favorite_count,click_count */
    String INDEX_ADMIN_LONG_FIELDS = "index.admin.long.fields";

    /** The key of the configuration. e.g. boost */
    String INDEX_ADMIN_FLOAT_FIELDS = "index.admin.float.fields";

    /** The key of the configuration. e.g.  */

- Kubelet: added log for volume metric collection taking too long ([#107490](https://github.com/kubernetes/kubernetes/pull/107490), [@pacoxu](https://github.com/pacoxu))

* Pod log attempts are now reported in apiserver prometheus metrics with verb `CONNECT` since they can run for very long periods of time. ([#50123](https://github.com/kubernetes/kubernetes/pull/50123), [@WIZARD-CXY](https://github.com/WIZARD-CXY))

- Kubelet command line flags related to dockershim are now showing deprecation message as they will be removed along with dockershim in future release. ([#98730](https://github.com/kubernetes/kubernetes/pull/98730), [@dims](https://github.com/dims))

  is beta but disabled by default. ([#120198](https://github.com/kubernetes/kubernetes/pull/120198), [@pacoxu](https://github.com/pacoxu))
- `kubectl` will not support the `/swagger-2.0.0.pb-v1` endpoint that has been long deprecated. ([#119410](https://github.com/kubernetes/kubernetes/pull/119410), [@Jefftree](https://github.com/Jefftree))
- `scheduler`: handling of unschedulable pods because a `ResourceClass` is missing

                type: boolean
              bpfHostNetworkedNATWithoutCTLB:
                description: 'BPFHostNetworkedNATWithoutCTLB when in BPF mode, controls
                  whether Felix does a NAT without CTLB. This along with BPFConnectTimeLoadBalancing
                  determines the CTLB behavior. [Default: Enabled]'
                enum:
                - Enabled
                - Disabled
                type: string