+
+ (setq gnus-thread-sort-functions '((not gnus-thread-sort-by-number)))
+ (setq gnus-unread-mark ?\.)
+ (setq gnus-use-correct-string-widths t)
+
+ ;; thread
+ (setq gnus-thread-hide-subtree t)
+
+ ;; (with-eval-after-load 'gnus-summary-mode
+ ;; (define-key gnus-summary-mode-map (kbd "C-o") 'sd/hydra-window/body))
+
+ (add-hook 'gnus-summary-mode-hook (lambda ()
+ (define-key gnus-summary-mode-map (kbd "C-o") nil)))
+
+
+#+END_SRC
+
+** Windows layout
+See [[https://www.emacswiki.org/emacs/GnusWindowLayout][GnusWindowLayout]]
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (gnus-add-configuration
+ '(summary
+ (horizontal 1.0
+ (vertical 35
+ (group 1.0))
+ (vertical 1.0
+ (summary 1.0 poine)))))
+
+ (gnus-add-configuration
+ '(article
+ (horizontal 1.0
+ (vertical 35
+ (group 1.0))
+ (vertical 1.0
+ (summary 0.50 point)
+ (article 1.0)))))
+
+ (with-eval-after-load 'gnus-group-mode
+ (gnus-group-select-group "INBOX"))
+ ;; (add-hook 'gnus-group-mode-map (lambda ()
+ ;; (gnus-group-select-group "INBOX")))
+#+END_SRC
+
+* Gnu Plot
+To fix some issue that =toolbar-make-button-list= is void, see the [[https://github.com/bruceravel/gnuplot-mode/issues/31][issue]], here I set some variable as =nil=
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package gnuplot
+ :ensure
+ :init
+ (setq gnuplot-help-xpm nil)
+ (setq gnuplot-line-xpm nil)
+ (setq gnuplot-region-xpm nil)
+ (setq gnuplot-buffer-xpm nil)
+ (setq gnuplot-doc-xpm nil))
+#+END_SRC
+
+Use =gnuplot= on =Org-mode= file, see [[http://orgmode.org/worg/org-contrib/babel/languages/ob-doc-gnuplot.html][ob-doc-gnuplot]]
+#+BEGIN_SRC gnuplot :exports code :file ./temp/file.png
+ reset
+
+ set title "Putting it All Together"
+
+ set xlabel "X"
+ set xrange [-8:8]
+ set xtics -8,2,8
+
+
+ set ylabel "Y"
+ set yrange [-20:70]
+ set ytics -20,10,70
+
+ f(x) = x**2
+ g(x) = x**3
+ h(x) = 10*sqrt(abs(x))
+
+ plot f(x) w lp lw 1, g(x) w p lw 2, h(x) w l lw 3
+#+END_SRC
+
+#+RESULTS:
+[[file:./temp/file.png]]
+
+* Blog
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+