// Luego podrías usarla con otros programas, como
$ echo "Hello $MY_NAME"

Hello Wade Wilson
```

</div>

////

//// tab | Windows PowerShell

<div class="termy">

```console
// Crea una env var MY_NAME
$ $Env:MY_NAME = "Wade Wilson"

// Úsala con otros programas, como
$ echo "Hello $Env:MY_NAME"

Hello Wade Wilson
```

</div>

////

## Leer Variables de Entorno en Python

 *
 * <h3>Example</h3>
 *
 * <p>The following code:
 *
 * {@snippet :
 * ListMultimap<String, String> multimap = ArrayListMultimap.create();
 * for (President pres : US_PRESIDENTS_IN_ORDER) {
 *   multimap.put(pres.firstName(), pres.lastName());
 * }
 * for (String firstName : multimap.keySet()) {
 *   List<String> lastNames = multimap.get(firstName);
 *   out.println(firstName + ": " + lastNames);
 * }
 * }
 *

/**
 * Tester for {@code Collector} implementations.
 *
 * <p>Example usage:
 *
 * <pre>
 * CollectorTester.of(Collectors.summingInt(Integer::parseInt))
 *     .expectCollects(3, "1", "2")
 *     .expectCollects(10, "1", "4", "3", "2")
 *     .expectCollects(5, "-3", "0", "8");
 * </pre>
 *
 * @author Louis Wasserman
 * @since NEXT (but since 21.0 in the JRE flavor)
 */
@GwtCompatible
@NullMarked

      }
    }

    // An Oracle JDK 9 like OpenJDK, or JDK 8 251+.
    val jdk9 = Jdk9Platform.buildIfSupported()

    if (jdk9 != null) {
      return jdk9
    }

    // An Oracle JDK 8 like OpenJDK, pre 251.
    val jdkWithJettyBoot = Jdk8WithJettyBootPlatform.buildIfSupported()

    if (jdkWithJettyBoot != null) {
      return jdkWithJettyBoot
    }

    return Platform()
  }

import com.google.common.annotations.J2ktIncompatible;
import java.io.Serializable;
import java.util.Comparator;
import org.jspecify.annotations.Nullable;

/** An ordering for a pre-existing comparator. */
@GwtCompatible
final class ComparatorOrdering<T extends @Nullable Object> extends Ordering<T>
    implements Serializable {
  final Comparator<T> comparator;

    protected static final String SPNEGO_ALLOW_BASIC = "spnego.allow.basic";

    /** Configuration key for pre-authentication password. */
    protected static final String SPNEGO_PREAUTH_PASSWORD = "spnego.preauth.password";

    /** Configuration key for pre-authentication username. */
    protected static final String SPNEGO_PREAUTH_USERNAME = "spnego.preauth.username";

    public static final char[] HEX_DIGITS = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };

    /**
     * Generate "hexdump" output of the buffer at src like the following:
     *
     * <pre>
     * 00000: 04 d2 29 00 00 01 00 00 00 00 00 01 20 45 47 46  |..)......... EGF|
     * 00010: 43 45 46 45 45 43 41 43 41 43 41 43 41 43 41 43  |CEFEECACACACACAC|

     *
     * @param form the list form containing current search criteria
     * @return HTML response with previous page results
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse prev(final ListForm form) {
        saveToken();
        return doMove(form, -1);
    }

    /**
     * Navigates to the next page of search results.
     *

   *
   * <p>Note: This means that a test like the following will fail if {@code collection} is a {@code
   * Set}:
   *
   * <pre>
   * collection.add(existingElement);
   * expectAdded(existingElement);</pre>
   *
   * <p>In this case, {@code collection} was not modified as a result of the {@code add()} call, and

    }

    /**
     * Test register method with index 0
     */
    public void test_register_indexZero() {
        testRule.setRuleId("rule1");

        // Pre-add some rules
        TestAbstractRule existingRule = new TestAbstractRule();
        existingRule.setRuleId("existing");
        ruleManager.addRule(existingRule);

        // Register at index 0