## Biến môi trường `PATH`

Có một biến môi trường **đặc biệt** được gọi là **`PATH`** được sử dụng bởi các hệ điều hành (Linux, macOS, Windows) nhằm tìm các chương trình để thực thi.

                unfiltered.add("yyy");
                unfiltered.addAll(ImmutableList.copyOf(elements));
                unfiltered.add("zzz");
                unfiltered.add("abc");
                return Collections2.filter(Collections2.filter(unfiltered, LENGTH_1), NOT_YYY_ZZZ);
              }
            })
        .named("Collections2.filter, filtered input")
        .withFeatures(

        - name: preference
          in: query
          description: String to specify a shard for searching
          required: false
          schema:
            type: string
            example: abc
        - name: callback
          in: query
          description: Callback name for using JSONP
          required: false
          schema:
            type: string
      responses:
        '200':

  url: https://github.com/simatheone
ivan-abc:
  login: ivan-abc
  count: 18
  avatarUrl: https://avatars.githubusercontent.com/u/36765187?u=c6e0ba571c1ccb6db9d94e62e4b8b5eda811a870&v=4
  url: https://github.com/ivan-abc
Limsunoh:
  login: Limsunoh
  count: 18

        process(part.headers, part.body)
      }
    }
    ```

 *  New: `MediaType.parameter()` gets a parameter like `boundary` from a media type like
    `multipart/mixed; boundary="abc"`.

 *  New: `Authenticator.JAVA_NET_AUTHENTICATOR` forwards authentication requests to
    `java.net.Authenticator`. This obsoletes `JavaNetAuthenticator` in the `okhttp-urlconnection`
    module.

            .createTestSuite());

    return suite;
  }

  public void testCharactersOfIsView() {
    StringBuilder builder = new StringBuilder("abc");
    List<Character> chars = charactersOf(builder);
    assertEquals(asList('a', 'b', 'c'), chars);
    builder.append("def");
    assertEquals(asList('a', 'b', 'c', 'd', 'e', 'f'), chars);
    builder.deleteCharAt(5);

	if DB.Dialector.Name() != "mysql" {
		t.Skip()
	}

	type MyTable struct {
		Def string `gorm:"size:512;index:idx_def,unique"`
		Abc string `gorm:"size:65000000"`
	}

	DB.Migrator().DropTable("my_tables")

	sql := "CREATE TABLE `my_tables` (`def` varchar(512),`abc` longtext,UNIQUE INDEX `idx_def` (`def`))"
	if err := DB.Exec(sql).Error; err != nil {
		t.Errorf("Failed, got error: %v", err)
	}

                unfiltered.add("yyy");
                unfiltered.addAll(ImmutableList.copyOf(elements));
                unfiltered.add("zzz");
                unfiltered.add("abc");
                return Sets.filter(
                    Sets.filter(unfiltered, Collections2Test.LENGTH_1),
                    Collections2Test.NOT_YYY_ZZZ);
              }
            })

9guacu.br
a.bg
a.prod.fastly.net
a.se
a.ssl.fastly.net
a2hosted.com
aa.no
aaa
aaa.pro
aaa.vodka
aarborte.no
aarp
ab.ca
abashiri.hokkaido.jp
abb
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abbvie
abc
abc.br
abeno.osaka.jp
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abira.hokkaido.jp
abkhazia.su
able
abo.pa
abogado
abr.it
abruzzo.it
abu.yamaguchi.jp
abudhabi
ac
ac.ae
ac.at
ac.be
ac.ci

* 🌐 Add Russian translation for `docs/tutorial/extra-models.md`. PR [#9619](https://github.com/tiangolo/fastapi/pull/9619) by [@ivan-abc](https://github.com/ivan-abc).
* 🌐 Add Russian translation for `docs/tutorial/cors.md`. PR [#9608](https://github.com/tiangolo/fastapi/pull/9608) by [@ivan-abc](https://github.com/ivan-abc).