{"categories":["Linux"],"provider_name":"Hatena Blog","version":"1.0","type":"rich","image_url":null,"blog_url":"https://ike-dai.hatenablog.com/","blog_title":"ike-dai's blog","author_name":"ike-dai","title":"\u30ea\u30c0\u30a4\u30ec\u30af\u30b7\u30e7\u30f3","published":"2009-02-17 23:38:19","provider_url":"https://hatena.blog","url":"https://ike-dai.hatenablog.com/entry/20090217/1234881499","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fike-dai.hatenablog.com%2Fentry%2F20090217%2F1234881499\" title=\"\u30ea\u30c0\u30a4\u30ec\u30af\u30b7\u30e7\u30f3 - ike-dai&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","width":"100%","author_url":"https://blog.hatena.ne.jp/ike-dai/","description":"Linux\u306e\u52c9\u5f37\u4f1a\u3067\u5f97\u305f\u77e5\u8b58\u3092\u5c11\u3057\u7d39\u4ecb\u3002 \u30ea\u30c0\u30a4\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u4e0d\u601d\u8b70\u306a\u6319\u52d5\u306b\u3064\u3044\u3066\u3067\u3059\u3002 $ echo \"test\" > file $ cat file test $ echo \"test2\" >> file $ cat file test test2 \u3053\u308c\u306f\u3088\u304f\u4f7f\u3046\u611f\u3058\u3067\u3059\u3002 \u4e0a\u8a182\u3064\u306e\u30ea\u30c0\u30a4\u30ec\u30af\u30b7\u30e7\u30f3\u306b\u3064\u3044\u3066\u306f\u3001\u6a19\u6e96\u51fa\u529b\u306e\u5185\u5bb9\u3092file\u306b\u66f8\u304d\u51fa\u3059\u3068\u3044\u3046\u51e6\u7406\u3067\u3059\u3002\u6a19\u6e96\u30a8\u30e9\u30fc\u51fa\u529b\u3092\u8a18\u9332\u3057\u305f\u3044\u5834\u5408\u306f\u6b21\u306e\u3088\u3046\u306b\u3057\u307e\u3059\u3002 $ ls -la hoge ls: cannot access hoge: No such file or directory $ ls -la hoge 2> error $ ca\u2026"}