Emacs and folding

gistfile1.txt

1. Install MELPA:

1.1 Add:

(require 'package)
(setq package-archives '(("melpa" . "https://melpa.org/packages/")
                         ("org" . "https://orgmode.org/elpa/")
                         ("gnu" . "https://elpa.gnu.org/packages/")))

(package-initialize)

to ~/.emacs

1.2 Add:

(if (require 'folding nil 'noerror)
    (folding-mode-add-find-file-hook)
  (message "Library `folding' not found"))

to .emacs

2. Rerun emacs.

3. Run the commands:

M-x package-refresh-contents RET
M-x package-install RET folding RET
M-x folding