update docs

README.org

@@ -12,25 +12,32 @@ a bunch of online resources.
 
 Different ways to install:
 
-1. If ~emacs-conf~ is available in a ~custom~ ~pacman~ repository
+- arch-linux :: If ~emacs-conf~ is available in a ~custom~ ~pacman~ repository
-   #+begin_src sh
+  #+begin_src sh
 pacman -S emacs-conf
 ln /opt/emacs-conf/init ~/.config/emacs/
 ln /opt/emacs-conf/early-init.el ~/.config/emacs/
-   #+end_src
+  #+end_src
 
-2. Download or clone git repo and point the emacs =init= (and
+- debian :: If ~emacs-conf~ is available in a ~custom~ ~apt~ repository
-   =early-init.el=) file to this configuration.
+  #+begin_src sh
+apt install emacs-conf
+ln /opt/emacs-conf/init ~/.config/emacs/
+ln /opt/emacs-conf/early-init.el ~/.config/emacs/
+  #+end_src
 
-3. (Old) Run one of the following install script commands (using curl,
+- manual :: Download or clone git repo and point the emacs =init= and
-   wget or fetch).
+  =early-init.el= file to this configuration.
-   #+begin_src sh
+
+- old :: Run one of the following install script commands (using curl,
+  wget or fetch).
+  #+begin_src sh
 sh -c "$(curl -fsSL http://gitea.weseng.de/daniel/emacs/raw/master/scripts/install.sh)"
 sh -c "$(wget -O- http://gitea.weseng.de/daniel/emacs/raw/master/scripts/install.sh)"
 sh -c "$(fetch -o - http://gitea.weseng.de/daniel/emacs/raw/master/scripts/install.sh)"
-   #+end_src
+  #+end_src
-   Installation path is =~/.config/emacs=. See details and other
+  Installation path is =~/.config/emacs=. See details and other
-   installed linux packages as requirements inside =sripts/install.sh=.
+  installed linux packages as requirements inside =sripts/install.sh=.
 
 * External programs
 :PROPERTIES:

lisp/my/my-org-article.org

@@ -425,7 +425,7 @@ print(result)
 |---------+-------|
 
 ** Figures
-*** Include svg
+*** file svg
 #+NAME: fig-svg
 #+CAPTION: svg figure
 #+ATTR_ORG: :width 100
@@ -433,14 +433,14 @@ print(result)
 [[/usr/share/icons/hicolor/scalable/apps/emacs.svg]]
 
 See figure ref:fig-svg-import as a reference.
-*** Include png
+*** file png
 #+NAME: fig-png
 #+CAPTION: png figure
 #+ATTR_ORG: :width 100
 #+ATTR_LATEX: :width 1cm
 [[/usr/share/icons/hicolor/128x128/apps/emacs.png]]
 
-*** tikz using data file
+*** latex using tikz with data file
 #+HEADER: :file (tpl-file "test-tikz")
 #+HEADER: :results (tpl-results)
 #+BEGIN_src latex :exports results :wrap figure
@@ -558,6 +558,26 @@ print(fname, end='')
 #+RESULTS:
 [[file:img/figure-matplotlib-tex.svg]]
 
+*** dot graphviz
+
+#+begin_src dot :file img/figure-dot.png
+digraph G {
+  main -> parse -> execute;
+  main -> init;
+  main -> cleanup;
+  execute -> make_string;
+  execute -> printf;
+  init -> make_string;
+  main -> printf;
+  execute -> compare;
+}
+#+end_src
+
+#+ATTR_ORG: :width 500
+#+RESULTS:
+[[file:img/figure-dot.png]]
+
+
 ** Example / Verbatim
 #+BEGIN_EXAMPLE
   verbatime example