% brew install gh

# GitHub CLI
eval "$(gh completion -s zsh)"

eval "$(gh completion -s bash)"

% gh auth login
? What account do you want to log into? GitHub.com
- Logging into github.com
? How would you like to authenticate? Login with a web browser
! First copy your one-time code: ****-****
#👇Enterキーを押すとブラウザから認証作業ができます(下の図参照)。
- Press Enter to open github.com in your browser...
#👇ブラウザでの作業完了後に表示されます。
✓ Authentication complete. Press Enter to continue...
? Choose default git protocol HTTPS
- gh config set -h github.com git_protocol https
✓ Configured git protocol
✓ Logged in as ***********

% sudo apt install build-essential curl file git

% sh -c "$(curl -fsSL https://raw.githubusercontent.com/Linuxbrew/install/master/install.sh)"

% echo 'export PATH="/home/linuxbrew/.linuxbrew/bin:$PATH"' >>  ~/.zshrc
% source ~/.zshrc

% which brew
/home/linuxbrew/.linuxbrew/bin/brew

% brew help
Example usage:
  brew search TEXT|/REGEX/
  brew info [FORMULA|CASK...]
  brew install FORMULA|CASK...
  brew update
  brew upgrade [FORMULA|CASK...]
  brew uninstall FORMULA|CASK...
  brew list [FORMULA|CASK...]

Troubleshooting:
  brew config
  brew doctor
  brew install --verbose --debug FORMULA|CASK

Contributing:
  brew create URL [--no-fetch]
  brew edit [FORMULA|CASK...]

Further help:
  brew commands
  brew help [COMMAND]
  man brew
  https://docs.brew.sh

(leaf pangu-spacing
  :ensure t
  :hook ((markdown-mode-hook text-mode-hook) . pangu-spacing-mode)
  :config
  (setq pangu-spacing-real-insert-separtor t)
  (setq pangu-spacing-include-regexp
		(rx (or (and (or (group-n 3 (any "。，！？；：「」（）、"))
						 (group-n 1 (or (category japanese))))))
			(group-n 2 (in "a-zA-Z")))))

 ;; ac-mozc with extended auto-complete
  (leaf auto-complete
	:ensure t
	:bind (:ac-completing-map
		   ("<tab>" . ac-next)
		   ("<backtab>" . ac-previous))
	:hook ((text-mode-hook markdown-mode-hook) . auto-complete-mode)
	:custom (ac-comphist-file . "~/.emacs.d/tmp/ac-comphist.dat")
	:config
	(leaf ac-mozc
	  :ensure t
	  :hook ((text-mode-hook markdown-mode-hook) . my-ac-mozc-setup)
	  :config
	  (add-to-list 'ac-modes '(text-mode . markdown-mode))
	  (bind-key* "<henkan>" 'ac-complete-mozc ac-mode-map)
	  (defun my-ac-mozc-setup ()
		(setq ac-sources
			  '(ac-source-mozc ac-source-ascii-words-in-same-mode-buffers))
		(set (make-local-variable 'ac-auto-show-menu) 0.2)))
	;; auto add space between Japanese and English characters.
	(leaf pangu-spacing
	  :ensure t
	  :hook (markdown-mode-hook . pangu-spacing-mode)
	  :custom (pangu-spacing-real-insert-separtor . t)))

;; Open last closed file
(defvar my:recently-closed-buffers nil)

(defun my:close-current-buffer ()
  "Close the current buffer."
  (interactive)
  (setq my:recently-closed-buffers
		(cons (cons (buffer-name) (buffer-file-name)) my:recently-closed-buffers))
  (kill-buffer (current-buffer)))

(defun my:open-last-closed ()
  "Open the last closed file."
  (interactive)
  (find-file (cdr (pop my:recently-closed-buffers))))

(leaf darkroom
  :ensure t
  :bind ("<f12>" . my:darkroom-in)
  :config
  (bind-key "<f12>" 'my:darkroom-out darkroom-mode-map)

  (defun my:darkroom-in ()
	(interactive)
	(display-line-numbers-mode 0)
	(setq line-spacing 0.4)
	(darkroom-tentative-mode 1))


  (defun my:darkroom-out ()
	(interactive)
	(darkroom-tentative-mode 0)
	(setq line-spacing 0.1)
	(display-line-numbers-mode 1)
	(my:close-current-buffer)
	(my:open-last-closed)))

(leaf doom-themes
  :ensure t
  :init
  (leaf iceberg.emacs :el-get minorugh/iceberg.emacs)
  (add-to-list 'custom-theme-load-path "~/.emacs.d/el-get/iceberg.emacs/"))

(leaf cycle-custom-theme
  :config
  (setq my:themes (list 'iceberg 'doom-solarized-light 'doom-dracula))
  (setq curr-theme my:themes)

  (defun cycle-custom-theme ()
	"Switch themes to cycle."
	(interactive)
	(disable-theme (car curr-theme))
	(setq curr-theme (cdr curr-theme))
	(if (null curr-theme) (setq curr-theme my:themes))
	(load-theme (car curr-theme) t)
	(message "%s" (car curr-theme)))

  (bind-key "<f11>" 'cycle-custom-theme)
  (setq curr-theme my:themes)
  (load-theme (car curr-theme) t))

  (defun convert-encode-to-utf8 ()
	"Convert character code of the file to utf-8."
	(interactive)
	(let ((file (buffer-file-name)))
	  (if (not (use-region-p))
		  (compile (concat "nkf -w -Lu --overwrite " file)))))

  (defun convert-encode-to-sjis ()
	"Convert character code of the file to utf-8."
	(interactive)
	(let ((file (buffer-file-name)))
	  (if (not (use-region-p))
		  (compile (concat "nkf -s -Lu --overwrite " file)))))

<html>
<head>
    <title>親</title>
    <script src="js/jquery.js"></script>
    <script>
        window.addEventListener('message', function(e) {
        var iframe = $("#fugapage");
        var eventName = e.data[0];
        var data = e.data[1];
        switch(eventName) {
            case 'setHeight':
                iframe.height(data);
                break;
            }
        }, false);
    </script>
</head>
<body>
    <iframe id="fugapage" src="http://fuga.com/" width="100%" height="auto" " frameborder="0" scrolling="no"></frame>
</body>
</html>

<html>
    <head>
        <title>子</title>
        <script type="text/javascript">
        window.onload = function() {
            var height = document.getElementsByTagName("html")[0].scrollHeight;
            window.parent.postMessage(["setHeight", height], "*");
        }
        </script>
    </head>
    <body>
    ・・・
    </body>
</html>

Usage: gist [-o|-c|-e] [-p] [-s] [-R] [-d DESC] [-u URL]
                          [--skip-empty] [-P] [-f NAME|-t EXT]* FILE*
       gist --login
       gist [-l|-r]

        --login                      Authenticate gist on this computer.
    -f, --filename [NAME.EXTENSION]  Sets the filename and syntax type.
    -t, --type [EXTENSION]           Sets the file extension and syntax type.
    -p, --private                    Makes your gist private.
        --no-private
    -d, --description DESCRIPTION    Adds a description to your gist.
    -s, --shorten                    Shorten the gist URL using git.io.
    -u, --update [ URL | ID ]        Update an existing gist.
    -c, --copy                       Copy the resulting URL to the clipboard
    -e, --embed                      Copy the embed code for the gist to the clipboard
    -o, --open                       Open the resulting URL in a browser
        --no-open
        --skip-empty                 Skip gisting empty files
    -P, --paste                      Paste from the clipboard to gist
    -R, --raw                        Display raw URL of the new gist
    -l, --list [USER]                List all gists for user
    -r, --read ID [FILENAME]         Read a gist and print out the contents
        --delete [ URL | ID ]        Delete a gist
    -h, --help                       Show this message.
    -v, --version                    Print the version.