s3 := append(s2, s0...)            // append a slice              s3 is []int{0, 0, 2, 3, 5, 7, 0, 0}
s4 := append(s3[3:6], s3[2:]...)   // append overlapping slice    s4 is []int{3, 5, 7, 2, 3, 5, 7, 0, 0}

var t []interface{}
t = append(t, 42, 3.1415, "foo")   //                             t is []interface{}{42, 3.1415, "foo"}

var b []byte

func (d *Digest) AppendBinary(b []byte) ([]byte, error) { switch d.dsbyte { case dsbyteSHA3: b = append(b, magicSHA3...) case dsbyteShake: b = append(b, magicShake...) case dsbyteCShake: b = append(b, magicCShake...) case dsbyteKeccak: b = append(b, magicKeccak...) default: panic("unknown dsbyte") } // rate is at most 168, and n is at most rate. b = append(b, byte(d.rate)) b = append(b, d.a[:]...) b = append(b, byte(d.n), byte(d.state)) return b, nil } func (d *Digest) UnmarshalBinary(b []byte) error...

func (d *Digest) AppendBinary(b []byte) ([]byte, error) { switch d.dsbyte { case dsbyteSHA3: b = append(b, magicSHA3...) case dsbyteShake: b = append(b, magicShake...) case dsbyteCShake: b = append(b, magicCShake...) case dsbyteKeccak: b = append(b, magicKeccak...) default: panic("unknown dsbyte") } // rate is at most 168, and n is at most rate. b = append(b, byte(d.rate)) b = append(b, d.a[:]...) b = append(b, byte(d.n), byte(d.state)) return b, nil } func (d *Digest) UnmarshalBinary(b []byte) error...

### **Application Autoscaling**
#### Horizontal Pod Autoscaler
* [alpha] [HPA Status Conditions](https://kubernetes.io/docs/tasks/run-application/horizontal-pod-autoscale-walkthrough/#appendix-horizontal-pod-autoscaler-status-conditions).


### **Cluster Lifecycle**
#### kubeadm

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package ioutil

import (
	"io"
	"os"

	"github.com/minio/minio/internal/lock"
)

// AppendFile - appends the file "src" to the file "dst"
func AppendFile(dst string, src string, osync bool) error {
	appendFile, err := lock.Open(dst, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0o666)
	if err != nil {
		return err
	}

  }

  /** Appends to {@code appendable} the string representation of each of the remaining arguments. */
  @CanIgnoreReturnValue
  public final <A extends Appendable> A appendTo(
      A appendable, @Nullable Object first, @Nullable Object second, @Nullable Object... rest)
      throws IOException {
    return appendTo(appendable, iterable(first, second, rest));
  }

  /**

  }

  /** Appends to {@code appendable} the string representation of each of the remaining arguments. */
  @CanIgnoreReturnValue
  public final <A extends Appendable> A appendTo(
      A appendable, @Nullable Object first, @Nullable Object second, @Nullable Object... rest)
      throws IOException {
    return appendTo(appendable, iterable(first, second, rest));
  }

  /**

// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package ioutil

import (
	"io"
	"os"
)

// AppendFile - appends the file "src" to the file "dst"
func AppendFile(dst string, src string, osync bool) error {
	flags := os.O_WRONLY | os.O_APPEND | os.O_CREATE
	if osync {
		flags |= os.O_SYNC
	}

     * @param chain the existing filter chain to append to
     * @return a new filter chain that includes the appended filter
     */
    protected FilterChain appendFilterChain(final Filter filter, final FilterChain chain) {
        return (context, query, boost) -> filter.execute(context, query, boost, chain);
    }

    /**
     * Creates the default filter chain that executes query commands.

        buf.append(Character.forDigit(i & 0x0f, 16));
    }

    /**
     * Appends the hexadecimal string representation of a number to the given StringBuilder.
     *
     * @param buf
     *            the StringBuilder to append to
     * @param i
     *            the number to convert
     */
    public static void appendHex(final StringBuilder buf, final int i) {