historyコマンドに関して historyコマンドはよく使ってたけど 最近ちょっと設定するだけでもっと便利に使える事を知りました まず基本的な事として、historyの出力結果から !を先頭に付与して実行する事でhistoryのコマンドを実行出来ます。 $ history . . 498 rails console 499 ls 500 cd 501 ls 502 history 503 pwd 504 cd srvadmin/ 505 history $ !498 rails console WARNING: Nokogiri was built against LibXML version 2.8.0, but has dynamically loaded 2.9.1 Loading development environment (Rails 4.0.3) irb(main):0
![bash_historyを便利に使う - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/1ff9e7c9129203c20f1e0c6c89ff5a9555319507/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-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTkxNiZoPTMzNiZ0eHQ9YmFzaF9oaXN0b3J5JUUzJTgyJTkyJUU0JUJFJUJGJUU1JTg4JUE5JUUzJTgxJUFCJUU0JUJEJUJGJUUzJTgxJTg2JnR4dC1jb2xvcj0lMjMyMTIxMjEmdHh0LWZvbnQ9SGlyYWdpbm8lMjBTYW5zJTIwVzYmdHh0LXNpemU9NTYmdHh0LWNsaXA9ZWxsaXBzaXMmdHh0LWFsaWduPWxlZnQlMkN0b3Amcz1jOTg5OTI5MTYxOWM2Y2EzOWVmZTE3NDdiYWY5ZDAwYw%26mark-x%3D142%26mark-y%3D112%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTYxNiZ0eHQ9JTQwbmFnYW5lJnR4dC1jb2xvcj0lMjMyMTIxMjEmdHh0LWZvbnQ9SGlyYWdpbm8lMjBTYW5zJTIwVzYmdHh0LXNpemU9MzYmdHh0LWFsaWduPWxlZnQlMkN0b3Amcz1mODljNjViM2Y2ZmY4OWMwOTIwYzM3OThkZjgwNTE4MA%26blend-x%3D142%26blend-y%3D491%26blend-mode%3Dnormal%26s%3D5361919990c26e5704f0fd1f156d80b8)