{"author_name":"l1o0","url":"https://l1o0.hatenadiary.org/entry/20100319/1269019895","blog_title":"l1o0\u306e\u65e5\u8a18","categories":["Emacs","Shell"],"published":"2010-03-19 02:31:35","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fl1o0.hatenadiary.org%2Fentry%2F20100319%2F1269019895\" title=\"dired\u3067\u30d5\u30a1\u30a4\u30eb\u306e\u4e00\u6642\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 - l1o0\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","title":"dired\u3067\u30d5\u30a1\u30a4\u30eb\u306e\u4e00\u6642\u30d0\u30c3\u30af\u30a2\u30c3\u30d7","type":"rich","blog_url":"https://l1o0.hatenadiary.org/","version":"1.0","author_url":"https://blog.hatena.ne.jp/l1o0/","height":"190","provider_name":"Hatena Blog","image_url":null,"description":"\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u3059\u308b\u307b\u3069\u3058\u3083\u306a\u3044\u3068\u304d\u306b\u3001\u30d5\u30a1\u30a4\u30eb\u540d.YYYYMMDD-hhmm~\u3067\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b\u3002\u539f\u59cb\u7684\u3060\u3051\u3069\u3001\u4fbf\u5229\u3060\u304b\u3089\u4ed5\u65b9\u306a\u3044\u306d\u3002 ;; \u4e00\u3064\u306e\u30d5\u30a1\u30a4\u30eb\u307e\u305f\u306f\u30de\u30fc\u30af\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7 (defun my-dired-backup () (interactive) (let* ((files (dired-get-marked-files)) (date (format-time-string \"%Y%m%d-%H%M\"))) (mapc '(lambda (file) (let ((backup (format \"%s.%s~\" file date))) (dired-copy-\u2026"}