Hebrew setup

config.el

(set-terminal-coding-system 'utf-8)
(set-keyboard-coding-system 'utf-8)
(set-selection-coding-system 'utf-8)
(prefer-coding-system 'utf-8)

(setq default-input-method "hebrew")
(setq bidi-display-reordering t)
(setq bidi-paragraph-direction nil)

(defun change-lang ()
  (interactive)
  (if (equal bidi-paragraph-direction 'left-to-right)
      (setq bidi-paragraph-direction 'nil)
    (setq bidi-paragraph-direction 'left-to-right)))
(global-set-key (kbd "C-1") 'change-lang)