babel R added, an example for plot added

config.org

@@ -1,6 +1,17 @@
 #+TITLE: Emacs Configuration
 #+AUTHOR: Marc Pohling
 
+Needs debian package ess
+#+begin_src R :session *R* :results output graphics :file second.png :exports both
+library(ggplot2)
+x <- (0:100)/100
+y <- x^2
+qplot(x,y,geom="line",xlab=expression(x),ylab=expression(f(x)==x^2),
+  main="Quadratfunktion")
+#+end_src
+
+#+RESULTS:
+
 * Personal Information
 
 #+begin_src emacs-lisp
@@ -240,6 +251,7 @@ The default value is -77, which is weird for smaller width windows. I'd rather h
     (java . t)
     (ruby . t)
     (lisp . t)
+    (R . t)
     (scheme . t)
     (shell . t)
     (sqlite . t)
@@ -250,11 +262,21 @@ The default value is -77, which is weird for smaller width windows. I'd rather h
      (not (or (string= lang "C")
               (string= lang "java")
               (string= lang "python")
+              (string= lang "R")
               (string= lang "emacs-lisp")
               (string= lang "sqlite"))))
  (setq org-confirm-babel-evaluate 'my-org-confirm-babel-evaluate)
 #+end_src
 
+I want plots!
+#+begin_src emacs-lisp
+ (use-package ess
+   :ensure t
+ )
+(add-hook 'org-babel-after-execute-hook 'org-display-inline-images)
+(add-hook 'org-mode-hook 'org-display-inline-images)
+#+end_src
+
 
 ** Org babel/source blocks
 I like to have source blocks properly syntax highlighted and with the editing popup window staying within the same window so all the windows don't jump around. Also, having the top and bottom trailing lines in the block is a waste of space, so we can remove them