public static final String SYSTEM_USER = "system";

    /** Empty user ID placeholder. */
    public static final String EMPTY_USER_ID = "<empty>";

    /** Crawler process command for thread dump. */
    public static final String CRAWLER_PROCESS_COMMAND_THREAD_DUMP = "thread_dump";

    // ============================================================
    // Path and Configuration Constants

	resp, err := getLastDayTierStatsRPC.Call(ctx, client.gridConn(), grid.NewMSS())
	if err != nil || resp == nil {
		return DailyAllTierStats{}, err
	}
	return *resp, nil
}

// DevNull - Used by netperf to pump data to peer
func (client *peerRESTClient) DevNull(ctx context.Context, r io.Reader) error {
	respBody, err := client.callWithContext(ctx, peerRESTMethodDevNull, nil, r, -1)
	if err != nil {
		return err
	}

Then the cashier 💁 says "I'm finished with doing the burgers" by putting your number on the counter's display, but you don't jump like crazy immediately when the displayed number changes to your turn number. You know no one will steal your burgers because you have the number of your turn, and they have theirs.

labels.facet_filetype_aif=AIF音訊
labels.facet_filetype_midi=MIDI音訊
labels.facet_filetype_mpga=MPGA音訊
labels.facet_filetype_mp4a=MP4A音訊
labels.facet_filetype_oga=OGA音訊
labels.facet_filetype_wepb=WEBP圖像
labels.facet_filetype_bmp=BMP圖像
labels.facet_filetype_ico=ICO圖像
labels.facet_filetype_png=PNG圖像
labels.facet_filetype_svg=SVG圖像
labels.facet_filetype_tiff=TIFF圖像
labels.facet_filetype_jpg=JPEG圖像
labels.facet_filetype_archive=存檔

Using Linux containers has several advantages including **security**, **replicability**, **simplicity**, and others.

/// tip

In a hurry and already know this stuff? Jump to the [`Dockerfile` below 👇](#build-a-docker-image-for-fastapi).

///

<details>
<summary>Dockerfile Preview 👀</summary>

```Dockerfile
FROM python:3.9

WORKDIR /code

	// Return extension of profile
	Extension() string
}

// Global profiler to be used by service go-routine.
var (
	globalProfiler   map[string]minioProfiler
	globalProfilerMu sync.Mutex
)

// dump the request into a string in JSON format.
func dumpRequest(r *http.Request) string {
	header := r.Header.Clone()
	header.Set("Host", r.Host)
	// Replace all '%' to '%%' so that printer format parser

labels.facet_filetype_midi=Аудио MIDI
labels.facet_filetype_mpga=Аудио MPGA
labels.facet_filetype_mp4a=Аудио MP4A
labels.facet_filetype_oga=Аудио OGA
labels.facet_filetype_wepb=Изображение WEBP
labels.facet_filetype_bmp=Изображение BMP
labels.facet_filetype_ico=Изображение ICO
labels.facet_filetype_png=Изображение PNG
labels.facet_filetype_svg=Изображение SVG
labels.facet_filetype_tiff=Изображение TIFF
labels.facet_filetype_jpg=Изображение JPEG

labels.facet_filetype_midi=Audio MIDI
labels.facet_filetype_mpga=Audio MPGA
labels.facet_filetype_mp4a=Audio MP4A
labels.facet_filetype_oga=Audio OGA
labels.facet_filetype_wepb=Obraz WEBP
labels.facet_filetype_bmp=Obraz BMP
labels.facet_filetype_ico=Obraz ICO
labels.facet_filetype_png=Obraz PNG
labels.facet_filetype_svg=Obraz SVG
labels.facet_filetype_tiff=Obraz TIFF
labels.facet_filetype_jpg=Obraz JPEG

labels.facet_filetype_aif=AIF音频
labels.facet_filetype_midi=MIDI音频
labels.facet_filetype_mpga=MPGA音频
labels.facet_filetype_mp4a=MP4A音频
labels.facet_filetype_oga=OGA音频
labels.facet_filetype_wepb=WEBP图像
labels.facet_filetype_bmp=BMP图像
labels.facet_filetype_ico=ICO图像
labels.facet_filetype_png=PNG图像
labels.facet_filetype_svg=SVG图像
labels.facet_filetype_tiff=TIFF图像
labels.facet_filetype_jpg=JPEG图像
labels.facet_filetype_archive=存档

labels.facet_filetype_midi=Audio MIDI
labels.facet_filetype_mpga=Audio MPGA
labels.facet_filetype_mp4a=Audio MP4A
labels.facet_filetype_oga=Audio OGA
labels.facet_filetype_wepb=Image WEBP
labels.facet_filetype_bmp=Image BMP
labels.facet_filetype_ico=Image ICO
labels.facet_filetype_png=Image PNG
labels.facet_filetype_svg=Image SVG
labels.facet_filetype_tiff=Image TIFF
labels.facet_filetype_jpg=Image JPEG