Updating README - including org babel note

README.org

@@ -1,3 +1,5 @@
+#+options: toc:nil num:nil author:nil
+
 * Emacs tutorial
 
   Some hints to use GNU-emacs
@@ -22,6 +24,7 @@
   - Arrange and track multiple projects and tasks
   - Use your email
   - Listen music and watch videos
+  - Many more...
 
 * Contents
 
@@ -34,12 +37,21 @@
   * [[./doc/using_ctrl.org][Using 'CTRL']]
   * [[./doc/ddbb_use.org][Using ddbd to keep your contacts]]
   * [[./doc/org_intro.org][Introduction to emacs org-mode]]
+  * [[./doc/orgbabel.org][Introduction to org babel: literating programming in emacs]]
   * [[./doc/dired.org][How to use 'dired']]
   * [[./doc/packages.org][Dealing with packages in emacs]]
   * [[./doc/R_in_emacs.org][Using R in emacs]]
-  * [[./doc/links_emacs.org][Links to learn more about emacs]]
   * [[./doc/citations.org][How to include bibliograpic references in org documents]]
+  * [[./doc/links_emacs.org][Links to learn more about emacs]]
+
 
 * Contenido
 
  * [[./spa/porque_usar_emacs.org][Una breve introducción al uso de emacs]]
+
+* Contact
+
+[[https://www.onecluster.org/][Onecluster]] is a community of people who enjoy learn and share experiencies about
+free-software.
+
+For questions, comments, doubts about free-software visit our [[https://ayuda.onecluster.org/][Discourse]]

bib/lepto-ref.bib

@@ -0,0 +1,16 @@
+
+@article{bernard_leptospirosis_1993,
+	title = {Leptospirosis},
+	volume = {9},
+	issn = {07490739},
+	url = {https://linkinghub.elsevier.com/retrieve/pii/S0749073917304108},
+	doi = {10.1016/S0749-0739(17)30410-8},
+	language = {en},
+	number = {2},
+	urldate = {2021-04-01},
+	journal = {Veterinary Clinics of North America: Equine Practice},
+	author = {Bernard, William V.},
+	month = aug,
+	year = {1993},
+	pages = {435--444}
+}

doc/R_in_emacs.org

@@ -1,4 +1,5 @@
-#+DATE: 2021
+#+date: 2021
+#+options: toc:nil num:nil author:nil
 
 * Using R within emacs
 

doc/citations.org

@@ -1,14 +1,12 @@
 #+date: 2022-07-03
-#+bibliography: ./bibliog.bib
-#+bibliography: ~/Documentos/bib/lepto-ref.bib
+#+bibliography: ../bib/bibliog.bib
+#+bibliography: ../bib/lepto-ref.bib
+#+options: toc:nil num:nil author:nil
+
 
 * How to make citations using Emacs org-mode
 
-:LOGBOOK:
-CLOCK: [2022-07-03 dom 09:57]--[2022-07-03 dom 10:27] =>  0:30
-:END:
-
-It is possible to include blibligraphic citations within org documents.
+It is possible to include bibliographic citations within org documents.
 
 Interesting information about org-cite can be found in the manual.
 
@@ -19,14 +17,14 @@ See Org Manual -> Citation handling -> Citations
 
 ** Include a header linking a file with references
 
-It should be something like this at the beggining of your document:
+You should include the path and the name of the file containing the bibliographic references. Include something like this at the beggining of your document:
 
 #+begin_example
-#+bibliography: SomeFile.bib
-#+bibliography: /some/other/file.json
+#+bibliography: ./bibliog.bib
+#+bibliography: ~/Doc/file.json
 #+end_example
 
-Here the file may be a '.bib' , 'bibtex' or a '.json' document.
+Here the file may be a '.bib' , 'bibtex' or a '.json' document. 
 
 ** Including citation
 
@@ -45,6 +43,7 @@ Use the following to print the references:
 #+print_bibliography:
 #+end_example
 
+The references will appear when you export (tangle) the document to any format (html, odt...)
 
 ** Some cool documents to learn more about bibliography management in org-mode
 
@@ -52,5 +51,5 @@ Use the following to print the references:
 
 - About 'org-ref: https://github.com/jkitchin/org-ref
 - About 'org-cite': https://blog.tecosaur.com/tmio/2021-07-31-citations.html#org367f817
-  
+
 #+print_bibliography:

doc/ddbb_use.org

@@ -1,4 +1,5 @@
-#+DATE: 2021
+#+date: 2021
+#+options: toc:nil num:nil author:nil
 
 * Using bbdb in emacs
 

doc/dired.org

@@ -1,4 +1,5 @@
-#+DATE: 2021
+#+date: 2021
+#+options: toc:nil num:nil author:nil
 
 * Dired
 

doc/help.org

@@ -1,5 +1,5 @@
-#+DATE: 2021
-#+OPTIONS: num:nil toc:2
+#+date: 2021
+#+options: toc:nil num:nil author:nil
 
 * Find manuals, info or help within emacs
 

doc/init_emacs.org

@@ -1,5 +1,5 @@
-#+DATE: 2021
-#+OPTIONS: num:nil toc:2
+#+date: 2021
+#+options: toc:nil num:nil author:nil
 
 * How to initialize emacs
 

doc/links_emacs.org

@@ -1,4 +1,5 @@
-#+DATE: 2021
+#+date: 2021
+#+options: toc:nil num:nil author:nil
 
 * Links to learn about Emacs
 

doc/movement.org

@@ -1,4 +1,5 @@
-#+DATE: 2021
+#+date: 2021
+#+options: toc:nil num:nil author:nil
 
 * Movement and text edition
 

doc/org_intro.org

@@ -1,7 +1,16 @@
-#+DATE: 2021
+#+date: 2021
+#+options: toc:nil num:nil author:nil
 
 * org mode
 
+[[https://orgmode.org/][org mode]] is a really powerful tool to keep notes, write documents, use literate programming, keep record of your task, wor times, "organize
+your life in plain text" and more...
+
+Here we show some basics of org, but there's plenty information about it in the
+manual and elsewhere.
+
+** Checking the manual
+
 To open the org manual using "meta" within emacs:
 
 : M-x org-info
@@ -12,7 +21,7 @@ version of manuals:
 : C-h i
 
 Then, in the buffer type the key "m" to search in the menu by keywords. To find
-the org info manual, just type "Org mode" in the menu. 
+the org info manual, just type "Org mode" in the menu.
 
 ** Create task list and include date and time
 
@@ -41,19 +50,6 @@ Reference for header arguments:
 
 https://org-babel.readthedocs.io/en/latest/header-args/
 
-** Org babel does not embedd R plot
-
-org version 9.3
-
-https://orgmode.org/Changes_old.html
-
-:file header argument no longer assume "file" :results
-
-The "file" :results value is now mandatory for a code block returning a link to a file.
-The :file or :file-ext header arguments no longer imply a "file" result is expected.
-
-[[https://emacs.stackexchange.com/questions/54695/no-graphic-output-for-matlab-src-block-in-org-mode?newreg=dc27c692d7d949989ba432459d370995][Answer in stackexchange]]
-
 ** Include templates in org babel
 
 Use:

doc/orgbabel.org

@@ -0,0 +1,33 @@
+#+date: 2021
+#+options: toc:nil num:nil author:nil
+
+* org-babel
+
+[[https://orgmode.org/worg/org-contrib/babel/intro.html][Babel]] is a org utility to write code within org files. It is a nice tool to make
+literate programming and have a beatiful documented code.
+
+You can include many structures to include different languages in the
+same document.
+
+Header arguments let the user to choose multiple features of the document. [[https://org-babel.readthedocs.io/en/latest/header-args/][Here]]
+a reference for header arguments.
+
+
+** Include templates in org babel
+
+Use:
+
+: M-x org-insert-structure-template
+
+Or keybinding
+
+: C-c C,
+
+Then choose an option (src, example, center, comment)
+
+Or use org-tempo. To include a src code block in the document:
+
+: <s TAB
+
+Change the letter for each option that you need (a, C, c, E, e... for "export
+ascii", "comment", "example"...)

doc/packages.org

@@ -1,4 +1,5 @@
-#+DATE: 2021
+#+date: 2021
+#+options: toc:nil num:nil author:nil
 
 * How to organize, update and deal with 'packages' in emacs
 

doc/using_alt.org

@@ -1,4 +1,5 @@
 #+date: 2021
+#+options: toc:nil num:nil author:nil
 
 * Commands
 

doc/using_ctrl.org

@@ -1,10 +1,11 @@
 #+date: 2021
+#+options: toc:nil num:nil author:nil
 
 * Commands
 
 Use the following keybindings to edit in emacs
 
- * CTRL (C)
+ * CTRL (~C~)
  * ALT (~M~)
  * CTRL + x (~C-x~)
  * ALT + x (~M-x~)

doc/using_ctrl_x.org

@@ -1,4 +1,5 @@
 #+date: 2021
+#+options: toc:nil num:nil author:nil
 
 * Commands
 

doc/using_meta.org

@@ -1,10 +1,11 @@
 #+date: 2021
+#+options: toc:nil num:nil author:nil
 
 * Commands
 
 Use the following keybindings to edit in emacs
 
- * CTRL (C)
+ * CTRL (~C~)
  * ALT (~M~)
  * CTRL + x (~C-x~)
  * ALT + x (~M-x~)