* Add support for type annotations using `Optional` as in `param: Optional[str] = None`. New documentation: [Optional type declarations](https://fastapi.tiangolo.com/tutorial/query-params/#optional-type-declarations).
    * PR [#278](https://github.com/tiangolo/fastapi/pull/278).

## 0.26.0 (2019-05-29)

import org.codelibs.fess.sso.SsoResponseType;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.DocumentUtil;
import org.codelibs.opensearch.runner.net.OpenSearchCurl;
import org.dbflute.optional.OptionalEntity;
import org.dbflute.optional.OptionalThing;
import org.lastaflute.web.login.credential.LoginCredential;
import org.lastaflute.web.response.ActionResponse;
import org.lastaflute.web.response.HtmlResponse;

 * but not by just the column key.
 *
 * <p>The views returned by {@link #column}, {@link #columnKeySet()}, and {@link #columnMap()} have
 * iterators that don't support {@code remove()}. Otherwise, all optional operations are supported.
 * Null row keys, columns keys, and values are not supported.
 *
 * <p>Lookups by row key are often faster than lookups by column key, because the data is stored in

さらに、他のツール（たとえば、[VS Code 拡張機能](../editor-support.md)や[FastAPI Cloud](https://fastapicloud.com)）が見つけられない場合があります。そのため、`pyproject.toml`の`entrypoint`を使うことを推奨します。

### アプリをデプロイ（任意） { #deploy-your-app-optional }

任意でFastAPIアプリを[FastAPI Cloud](https://fastapicloud.com)にデプロイできます。まだなら、待機リストに登録してください。 🚀

すでに**FastAPI Cloud**アカウントがある場合（待機リストから招待済みの場合😉）、1コマンドでアプリケーションをデプロイできます。

デプロイする前に、ログインしていることを確認してください:

   *
   * <p>The views returned by the {@code Table} methods {@link Table#column}, {@link
   * Table#columnKeySet}, and {@link Table#columnMap} have iterators that don't support {@code
   * remove()}. Otherwise, all optional operations are supported. Null row keys, columns keys, and
   * values are not supported.
   *
   * <p>Lookups by row key are often faster than lookups by column key, because the data is stored

                }
                // Exclusions
                for (Exclusion exclusion : dependency.getExclusions()) {
                    visit(exclusion);
                }
                // Optional
                org = dependency.getOptional();
                val = interpolate(org);
                if (org != val) {
                    dependency.setOptional(val);
                }
            }

  -u admin:admin \
  --data-binary @documents.ndjson
```

**Required Fields**:
- `url` - Unique document identifier/URL
- `title` - Document title
- `content` - Full text content

**Optional Fields**:
- `mimetype` - MIME type (default: text/html)
- `filetype` - File extension (default: html)
- `created` - Creation timestamp
- `timestamp` - Last modified timestamp
- `boost` - Document boost factor

///

## Check the Virtual Environment is Active { #check-the-virtual-environment-is-active }

Check that the virtual environment is active (the previous command worked).

/// tip

This is **optional**, but it's a good way to **check** that everything is working as expected and you are using the virtual environment you intended.

///

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

<div class="termy">

 * but not by just the column key.
 *
 * <p>The views returned by {@link #column}, {@link #columnKeySet()}, and {@link #columnMap()} have
 * iterators that don't support {@code remove()}. Otherwise, all optional operations are supported.
 * Null row keys, columns keys, and values are not supported.
 *
 * <p>Lookups by row key are often faster than lookups by column key, because the data is stored in

        </field>
        <field>
          <name>name</name>
          <required>false</required>
          <version>1.0.0+</version>
          <type>String</type>
          <description>
            The optional name that describes the mirror.
          </description>
        </field>
        <field>
          <name>url</name>
          <required>true</required>
          <version>1.0.0+</version>