add infos on Jupyter and OrgMode

journal/Journal.md

-# Module 1
+## Module 1
 
 Il y a des différences entre **GitHub** (logiciel propriétaire) et **Gitlab** (open-source)
 
 Exiftool -> ajout de méta-données sur fichier binaires, multiplateforme, en ligne de commande
 > penser à regarder si comptabilité bibtex?
 
-# Module 2 - Document computationel
+## Module 2 - Document computationel
 
 Jupyter ou Orgmode ?
 - Orgmode + puissant à priori mais + difficile ?
-    - Avantage : vers Latex et pdf, mise en page etc.
+    - Avantage : vers Latex et pdf, mise en page etc.
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+
+**Jupyter**
+- Support markdown
+- Python !
+    - But incoherences may appears, rerun the total code sometimes to avoid
+    - Keyboard shortcuts availables !
+    - Autocomp. with numpy (matplotlib,  and other i guess)
+    - Can print matplotlib plots
+- Possible interaction with R, shell
+- Can be commited in Gitlab as .json of html export, or pdf (using Latex?)
+- Stylesheets ?
+
+**OrgMode-Emacs**
+- Lightwieght markup language but different than Markdown
+- Need to use emacs...
+- Each sections/subsection are fold (pretty neat !!!)
+- Can use buffers for different languages (R, python, shell, ..)
+- Be aware that plots and images are in different files and actually linked in the document (need to export tham also!)
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