//// tab | Linux, macOS, Windows Bash

<div class="termy">

```console
// Podrías crear una env var MY_NAME con
$ export MY_NAME="Wade Wilson"

// 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

import jcifs.dcerpc.ndr.NdrException;
import jcifs.dcerpc.ndr.NdrObject;

/**
 * Server Service RPC interface implementation for remote server administration
 */
@SuppressWarnings("all")
public class srvsvc {

    /**
     * Private constructor to prevent instantiation.
     */
    private srvsvc() {
    }

    /**
     * Gets the RPC interface syntax string.

 * transformation in which case {@code x} has a constant value for all {@code y}. In the
 * non-vertical case, {@code m} is the slope of the transformation (and a horizontal transformation
 * has zero slope).
 *
 * @author Pete Gillin
 * @since 20.0
 */
@J2ktIncompatible
@GwtIncompatible
public abstract class LinearTransformation {
  /**
   * Constructor for use by subclasses inside Guava.

        mSession.setSession(iSession);

        SessionScope sessionScope = getContainer().lookup(SessionScope.class);
        sessionScope.enter();
        sessionScope.seed(MavenSession.class, mSession);
        sessionScope.seed(Session.class, iSession);
        sessionScope.seed(InternalMavenSession.class, InternalMavenSession.from(iSession));
    }

    protected MavenProject createStubMavenProject() {

/// tip | Совет

Сам обратный вызов — это всего лишь HTTP-запрос.

Реализуя обратный вызов, вы можете использовать, например, <a href="https://www.python-httpx.org" class="external-link" target="_blank">HTTPX</a> или <a href="https://requests.readthedocs.io/" class="external-link" target="_blank">Requests</a>.

///

## Напишите код документации обратного вызова { #write-the-callback-documentation-code }

 * governing permissions and limitations under the License.
 */
package org.codelibs.core.misc;

/**
 * A class that holds a value.
 *
 * @author koichik
 * @param <T>
 *            The type of the value
 */
public class ValueHolder<T> {

    /** The value */
    protected T value;

    /**
     * Constructs an instance.
     */
    public ValueHolder() {
    }

import jakarta.validation.constraints.Size;

/**
 * Form for plugin installation through the admin web interface.
 * This class represents the form data structure for installing a plugin
 * via file upload through the admin UI.
 */
public class InstallForm {

    /** Plugin identifier (required, max 400 characters) */
    @Required
    @Size(max = 400)
    public String id;

    /**

Y el resto será manejado por **FastAPI**.

Si lo ejecutas y vas a <a href="http://localhost:8000/v1/" class="external-link" target="_blank">http://localhost:8000/v1/</a> verás el response de Flask:

```txt
Hello, World from Flask!
```

Y si vas a <a href="http://localhost:8000/v2" class="external-link" target="_blank">http://localhost:8000/v2</a> verás el response de FastAPI:

```JSON
{

 * limitations under the License.
 */

package com.google.common.graph;

import com.google.common.base.Optional;

/**
 * A base class for builders that construct graphs with user-defined properties.
 *
 * @author James Sexton
 */
abstract class AbstractGraphBuilder<N> {
  final boolean directed;
  boolean allowsSelfLoops = false;
  ElementOrder<N> nodeOrder = ElementOrder.insertion();

import junit.framework.TestSuite;

/**
 * Suite of tests for OpenJdk 6 tests. The existence of this class is a hack because the
 * suitebuilder won't pick up the suites directly in the other classes because they don't extend
 * TestCase. Ergh.
 *
 * @author Kevin Bourrillion
 */
@AndroidIncompatible // test-suite builders
public class OpenJdk6Tests extends TestCase {
  public static Test suite() {
    TestSuite suite = new TestSuite();