func (b *Buffer) Truncate(n int) {
	if n == 0 {
		b.Reset()
		return
	}
	b.lastRead = opInvalid
	if n < 0 || n > b.Len() {
		panic("bytes.Buffer: truncation out of range")
	}
	b.buf = b.buf[:b.off+n]
}

// Reset resets the buffer to be empty,
// but it retains the underlying storage for use by future writes.
// Reset is the same as [Buffer.Truncate](0).

### SIG AWS

In v1.13 we worked on tighter integrations of Kubernetes API objects with AWS services. These include three out-of-tree alpha feature releases:

1) Alpha for AWS ALB (Application Load Balancer) integration to Kubernetes Ingress resources.

   *     2<sup>32</sup>
   * @since 21.0
   */
  public static int checkedCast(long value) {
    checkArgument((value >> Integer.SIZE) == 0, "out of range: %s", value);
    return (int) value;
  }

  /**
   * Returns the {@code int} value that, when treated as unsigned, is nearest in value to {@code
   * value}.
   *

- Scheduler changes its logic of calculating `evaluatedNodes` from "contains the number of nodes that filtered out by PreFilterResult and Filter plugins" to "the number of nodes filtered out by Filter plugins only". ([#124735](https://github.com/kubernetes/kubernetes/pull/124735), [@AxeZhan](https://github.com/AxeZhan))

                        .setThreshold((int) maxCachedContentSize)
                        .setPrefix("crawler-HcHttpClient-")
                        .setSuffix(".out")
                        .setDirectory(SystemUtils.getJavaIoTmpDir())
                        .get()) {
                    CopyUtil.copy(responseBodyStream, dfos);
                    dfos.flush();

#### Cloud Providers

* [alpha] Support is improved for the pluggable, out-of-tree and out-of-core cloud providers. ([#88](https://github.com/kubernetes/enhancements/issues/88), [@wlan0](https://github.com/wlan0))

### Network

#### network-policy

                   pass -XepCompilingTestOnlyCode, and that argument needs to
                   be passed as part of the same <arg> as -Xplugin:ErrorProne,
                   and I gave up trying to figure out how to do that for test
                   compilation only. -->
              <arg>-Xplugin:ErrorProne -Xep:NullArgumentForNonNullParameter:OFF -Xep:Java8ApiChecker:ERROR</arg>

     *
     * b) this iteration converges to floor(sqrt(x)). In fact, the number of correct digits doubles
     * with each iteration, so this algorithm takes O(log(digits)) iterations.
     *
     * We start out with a double-precision approximation, which may be higher or lower than the
     * true value. Therefore, we perform at least one Newton iteration to get a guess that's

                   pass -XepCompilingTestOnlyCode, and that argument needs to
                   be passed as part of the same <arg> as -Xplugin:ErrorProne,
                   and I gave up trying to figure out how to do that for test
                   compilation only. -->
              <arg>-Xplugin:ErrorProne -Xep:NullArgumentForNonNullParameter:OFF -Xep:Java8ApiChecker:ERROR</arg>

* [action required] kubeadm join: Error out if CA pinning isn't used or opted out of ([#55468](https://github.com/kubernetes/kubernetes/pull/55468), [@yuexiao-wang](https://github.com/yuexiao-wang))