{% extends "base.html" %}

{% block announce %}
<div class="announce-wrapper">
  <div id="announce-left">
    <div class="item">
      <a class="announce-link" href="https://fastapicloud.com" target="_blank">
        <span class="twemoji">
          {% include ".icons/material/cloud-arrow-up.svg" %}
        </span> Join the <strong>FastAPI Cloud</strong> waiting list 🚀
      </a>
    </div>
    <div class="item">

The document is not comprehensive.
</p>

<p>
The assembler is based on the input style of the Plan 9 assemblers, which is documented in detail
<a href="https://9p.io/sys/doc/asm.html">elsewhere</a>.
If you plan to write assembly language, you should read that document although much of it is Plan 9-specific.
The current document provides a summary of the syntax and the differences with

Robert Griesemer <******@****.***> 1764714733 -0800

  <mime-type type="text/html">
    <_comment>HyperText Markup Language</_comment>
    <acronym>HTML</acronym>
    <tika:uti>public.html</tika:uti>
     <!-- TIKA-327: if you encounter tags in the HTML
          with no declared namespace, it's not XHTML, it's just
          bad HTML, unfortunately.
     -->
    <root-XML localName="html"/>
    <root-XML localName="HTML"/>

Sebastián Ramírez <******@****.***> 1759914201 +0900

    /**
     * Checks if the response data represents HTML content.
     *
     * @param responseData the response data to check
     * @return true if the content is HTML, false otherwise
     */
    protected boolean isHtml(final ResponseData responseData) {
        final String mimeType = responseData.getMimeType();
        if ("text/html".equals(mimeType) || "application/xhtml+xml".equals(mimeType)) {
            return true;

  public static final MediaType XHTML_UTF_8 = createConstantUtf8(APPLICATION_TYPE, "xhtml+xml");

  /**
   * Extensible Resource Descriptors. This is not yet registered with the IANA, but it is specified
   * by OASIS in the <a href="http://docs.oasis-open.org/xri/xrd/v1.0/cd02/xrd-1.0-cd02.html">XRD
   * definition</a> and implemented in projects such as <a

  public static final MediaType XHTML_UTF_8 = createConstantUtf8(APPLICATION_TYPE, "xhtml+xml");

  /**
   * Extensible Resource Descriptors. This is not yet registered with the IANA, but it is specified
   * by OASIS in the <a href="http://docs.oasis-open.org/xri/xrd/v1.0/cd02/xrd-1.0-cd02.html">XRD
   * definition</a> and implemented in projects such as <a

                        + "    <loc>http://www.example.com/page.html</loc>\n"
                        + "    <xhtml:link rel=\"alternate\" hreflang=\"en\" href=\"http://www.example.com/en/page.html\" />\n"
                        + "    <xhtml:link rel=\"alternate\" hreflang=\"ja\" href=\"http://www.example.com/ja/page.html\" />\n"

- Image metadata (EXIF, IPTC, XMP)

#### Archives and Compressed Files
- ZIP, TAR, GZ archives
- LHA compression format
- Nested archive extraction

#### Web and Markup
- HTML, XHTML with XPath support
- XML documents
- JSON and structured data

#### Media Files
- Audio formats (MP3, WAV, FLAC)
- Video formats (MP4, AVI, MOV)
- Metadata extraction from media files