             nil
             'make-it-local)
   (helm-dash-activate-docset "iOS")
+  ;; Highlight lines longer than 100 columns.
+  (setq whitespace-line-column 100)
   (set (make-local-variable 'company-backends)
        ;; List with multiple back-ends for mutual inclusion.
-       '((;;company-ycmd
+       '(( ;;company-ycmd
           company-yasnippet
           company-gtags
           company-dabbrev-code

  (whitespace-mode)
  (rainbow-delimiters-mode)
  (semantic-mode 1)
  (yas-minor-mode))

(defun ar/prog-mode-hook-function ()
  "Called when entering all programming modes."

;; Enable RET to follow Org links.
(setq org-return-follows-link t)

(ignore-errors (use-package org-beautify-theme :ensure t))

(use-package org-bullets :ensure t)

;; Tweaking org HTML export.
(setq ar/preamble-format-string "
