ファイル開いたはいいけど、今のユーザだと編集できないファイルだった・・・死にたい・・・って時に生きるために使う。 (defun reopen-with-sudo () "Reopen current buffer-file with sudo using tramp." (interactive) (let ((file-name (buffer-file-name))) (if file-name (find-alternate-file (concat "/sudo::" file-name)) (error "Cannot get a file name"))))
![root 権限でファイルを開き直す - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/a77a4586c92af633e799a750494602030ea8b03d/height=288;version=1;width=512/https%3A%2F%2Fqiita-user-contents.imgix.net%2Fhttps%253A%252F%252Fcdn.qiita.com%252Fassets%252Fpublic%252Farticle-ogp-background-9f5428127621718a910c8b63951390ad.png%3Fixlib%3Drb-4.0.0%26w%3D1200%26mark64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTkxNiZoPTMzNiZ0eHQ9cm9vdCUyMCVFNiVBOCVBOSVFOSU5OSU5MCVFMyU4MSVBNyVFMyU4MyU5NSVFMyU4MiVBMSVFMyU4MiVBNCVFMyU4MyVBQiVFMyU4MiU5MiVFOSU5NiU4QiVFMyU4MSU4RCVFNyU5QiVCNCVFMyU4MSU5OSZ0eHQtY29sb3I9JTIzMjEyMTIxJnR4dC1mb250PUhpcmFnaW5vJTIwU2FucyUyMFc2JnR4dC1zaXplPTU2JnR4dC1jbGlwPWVsbGlwc2lzJnR4dC1hbGlnbj1sZWZ0JTJDdG9wJnM9YTg3N2FiZDgxYWYwYWIwNzczYjdmOWEyMzM0ODFlYjg%26mark-x%3D142%26mark-y%3D112%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTYxNiZ0eHQ9JTQwa191aSZ0eHQtY29sb3I9JTIzMjEyMTIxJnR4dC1mb250PUhpcmFnaW5vJTIwU2FucyUyMFc2JnR4dC1zaXplPTM2JnR4dC1hbGlnbj1sZWZ0JTJDdG9wJnM9ZWM5OGMyZmRkNDFiNjg2MDZhZjVlMmIwYzAxOWNmNzg%26blend-x%3D142%26blend-y%3D491%26blend-mode%3Dnormal%26s%3D1a4146ae70d7b208cf17d3fce17c12bd)