Windowsのメモ帳はF5で日付を挿入してくれる．何気に便利なのでEmacsでもできるようにする． (defun my-get-date-gen (form) (insert (format-time-string form))) (defun my-get-date () (interactive) (my-get-date-gen "%Y年%m月%d日")) (global-set-key …