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 #+COLUMNS: %40ITEM %10BEAMER_env(Env) %9BEAMER_envargs(Env Args) %10BEAMER_act(Act) %4BEAMER_col(Col) %10BEAMER_extra(Extra) %8BEAMER_opt(Opt)
 #+INCLUDE: "prelude.org" :minlevel 1
 
 * Web UI
   :PROPERTIES:
   :CUSTOM_ID: main
   :END:
+** Web UI --- Browse the Great Library of Source Code              :noexport:
+   :PROPERTIES:
+   :CUSTOM_ID: oneslide
+   :END:
+   #+latex: \centering \vspace{-3mm}
+   #+ATTR_LATEX: :width .9\textwidth
+   file:webui-source-file.png
+
+   #+latex: \centering \vspace{-2mm}
+   https://archive.softwareheritage.org
 ** Web user interface
    :PROPERTIES:
    :CUSTOM_ID: intro
    :END:
 **** 
      Browser-based interface to browse the Software Heritage archive \\
      *\url{https://archive.softwareheritage.org/browse/}*
 **** Features
      - all *REST API features*, but good looking :-)
        - browsing: snapshots → revisions → directories → contents …
        - access to metadata and crawling information
      - *origin search*, as full text indexing of origin URLs
      - bulk *download*, via integration with the Vault
 ** Web UI --- origin search
    :PROPERTIES:
    :CUSTOM_ID: origin-search
    :END:
    #+latex: \centering \vspace{-3mm}
    #+ATTR_LATEX: :width \textwidth
    file:webui-origin-search.png
 ** Web UI --- available visits
    :PROPERTIES:
    :CUSTOM_ID: visits
    :END:
    #+latex: \centering \vspace{-3mm}
    #+ATTR_LATEX: :width \textwidth
    file:webui-histogram.png
 ** Web UI --- calendar
    :PROPERTIES:
    :CUSTOM_ID: calendar
    :END:
    #+latex: \centering \vspace{-3mm}
    #+ATTR_LATEX: :width \textwidth
    file:webui-calendar.png
 ** Web UI --- directory browsing
    :PROPERTIES:
    :CUSTOM_ID: directory
    :END:
    #+latex: \centering \vspace{-3mm}
    #+ATTR_LATEX: :width .85\textwidth
    file:webui-directory.png
 ** Web UI --- syntax highlighting and selection
    :PROPERTIES:
    :CUSTOM_ID: syntax
    :END:
    #+latex: \centering \vspace{-3mm}
    #+ATTR_LATEX: :width .85\textwidth
    file:webui-source-file.png
 ** Web UI --- revisions as diffs
    :PROPERTIES:
    :CUSTOM_ID: commit
    :END:
    #+latex: \centering \vspace{-3mm}
    #+ATTR_LATEX: :width .85\textwidth
    file:webui-commit-diff.png
 ** Visiting the archive: the Apollo 11 source code                 :noexport:
    :PROPERTIES:
    :CUSTOM_ID: exapollo11
    :END:
 *** Margaret Hamilton
     :PROPERTIES:
     :BEAMER_env: block
     :BEAMER_COL: .42
     :END:
 #+ATTR_LATEX: :width 0.4\linewidth
     file:mhh-sweden.3-190x300.jpg
 *** The Apollo 11 source code in SWH
     :PROPERTIES:
     :BEAMER_env: block
     :BEAMER_COL: .5
     :END:
     file:swh-apollo11.png
 ***                                                         :B_ignoreheading:
     :PROPERTIES:
     :BEAMER_env: ignoreheading
     :END:
 *** Some pointers
 # Source code entry point
   - [[https://archive.softwareheritage.org/swh:1:dir:3c235a1a8223727a964c154eb8f2273176c48c88;origin=https://github.com/chrislgarry/Apollo-11/][Entry point]]
   - [[https://archive.softwareheritage.org/swh:1:cnt:41ddb23118f92d7218099a5e7a990cf58f1d07fa;origin=https://github.com/chrislgarry/Apollo-11;lines=53-87/][Burn, baby, burn!]]
 ** Visiting the archive: the Quake 3 source code                   :noexport:
    :PROPERTIES:
    :CUSTOM_ID: exquake3
    :END:
 *** John Carmack
     :PROPERTIES:
     :BEAMER_env: block
     :BEAMER_COL: .42
     :END:
 #+ATTR_LATEX: :width .7\linewidth
     file:John_Carmack_GDC_2010.jpg
 *** The Quake 3 source code in SWH
     :PROPERTIES:
     :BEAMER_env: block
     :BEAMER_COL: .52
     :END:
     file:swh-quake3.png
 ***                                                         :B_ignoreheading:
     :PROPERTIES:
     :BEAMER_env: ignoreheading
     :END:
 *** Some pointers
 # Source code entry point
   - [[https://archive.softwareheritage.org/swh:1:dir:c6f07c2173a458d098de45d4c459a8f1916d900f;origin=https://github.com/id-Software/Quake-III-Arena/][Entry point]]
   - [[https://archive.softwareheritage.org/swh:1:cnt:bb0faf6919fc60636b2696f32ec9b3c2adb247fe;origin=https://github.com/id-Software/Quake-III-Arena;lines=552-572/][What the f...]]