 
 ;; Rename file and buffer.
 ;; From: https://sites.google.com/site/steveyegge2/my-dot-emacs-file
-(defun rename-file-and-buffer (new-name)
+(defun ar/rename-file-and-buffer (new-name)
   "Renames both current buffer and file it's visiting to NEW-NAME." (interactive "sNew name: ")
   (let ((name (buffer-name))
         (filename (buffer-file-name)))

      :ensure exec-path-from-shell)
    (exec-path-from-shell-initialize))
 ((string-equal system-type "gnu/linux") ; Linux
    (defun new-browser-tab ()
      "Open a new browser tab in the default browser."
      (interactive)
      (shell-command "google-chrome http://google.com")
      ))
 )
(global-set-key (kbd "C-x t") 'new-browser-tab)

;; Disable backup.
;; From: http://anirudhsasikumar.net/blog/2005.01.21.html


;; No need to confirm killing buffers.
(global-set-key [(control x) (k)] 'kill-this-buffer)
