assertThat(Converter.identity()).isSameInstanceAs(Converter.identity());
  }

  public void testFrom() {
    Function<String, Integer> forward = Integer::parseInt;
    Function<Object, String> backward = toStringFunction();

    Converter<String, Number> converter = Converter.<String, Number>from(forward, backward);

    assertThat(converter.convert(null)).isNull();

func (sys *HTTPConsoleLoggerSys) Init(_ context.Context) error {
	return nil
}

// Endpoint - dummy function for interface compatibility
func (sys *HTTPConsoleLoggerSys) Endpoint() string {
	return sys.console.Endpoint()
}

// String - stringer function for interface compatibility
func (sys *HTTPConsoleLoggerSys) String() string {
	return logger.ConsoleLoggerTgt
}

import java.io.ObjectInputStream;
import java.io.Serializable;
import java.util.Arrays;
import java.util.Collection;
import java.util.Iterator;
import java.util.Set;
import java.util.function.Function;
import java.util.function.ToIntFunction;
import java.util.stream.Collector;
import org.jspecify.annotations.Nullable;

/**
 * A {@link Multiset} whose contents will never change, with many other important properties

// name of the function handler passed (this handler must be a method of
// `adminAPIHandlers`).
//
// - sets up call to send AuditLog
//
// While this is a middleware function (i.e. it takes a handler function and
// returns one), due to flags being passed based on required conditions, it is
// done per-"handler function registration" in the router.
//

 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.cling.extensions;

import java.util.function.UnaryOperator;

import com.google.inject.Binder;
import com.google.inject.Module;
import com.google.inject.name.Names;
import org.apache.maven.api.services.Interpolator;
import org.apache.maven.api.xml.XmlNode;

document.addEventListener("DOMContentLoaded", function () {
  var script = document.createElement("script");
  script.src = "https://widget.kapa.ai/kapa-widget.bundle.js";
  script.setAttribute("data-website-id", "91f47f27-b405-4299-bf5f-a1c0ec07b3cc");
  script.setAttribute("data-project-name", "FastAPI");
  script.setAttribute("data-project-color", "#009485");
  script.setAttribute("data-project-logo", "https://fastapi.tiangolo.com/img/favicon.png");

- Use the following preferred translations when they apply in documentation prose:

- request (HTTP): 請求
- response (HTTP): 回應
- path operation: 路徑操作
- path operation function: 路徑操作函式

The translation can optionally include the original English text only in the first occurrence of each page (e.g. "路徑操作 (path operation)") if the translation is hard to be comprehended by most of the Chinese readers.

type User struct {
	Name    string `json:"username"`
	ID      string `json:"id"`
	Enabled bool   `json:"enabled"`
}

// Standard errors.
var (
	ErrNotImplemented     = errors.New("function not implemented")
	ErrAccessTokenExpired = errors.New("access_token expired or unauthorized")
)

// Provider implements identity provider specific admin operations, such as

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.suggest.util;

import java.util.ArrayList;
import java.util.List;
import java.util.function.BiConsumer;
import java.util.function.Consumer;

import org.codelibs.fess.suggest.settings.SuggestSettings;
import org.opensearch.action.search.SearchResponse;
import org.opensearch.transport.client.Client;

  /**
   * Returns a linear transformation giving the best fit to the data according to <a
   * href="http://mathworld.wolfram.com/LeastSquaresFitting.html">Ordinary Least Squares linear
   * regression</a> of {@code y} as a function of {@code x}. The count must be greater than one, and
   * either the {@code x} or {@code y} data must have a non-zero population variance (i.e. {@code