{"id":484,"date":"2013-04-01T00:37:00","date_gmt":"2013-03-31T15:37:00","guid":{"rendered":"http:\/\/192.168.2.101\/e-learning\/?p=484"},"modified":"2014-01-23T17:09:45","modified_gmt":"2014-01-23T08:09:45","slug":"redirect","status":"publish","type":"post","link":"https:\/\/ssl.amulet.co.jp\/cat-user-linux\/command_line\/redirect.html","title":{"rendered":"4.14.2.\u3000\u30ea\u30c0\u30a4\u30ec\u30af\u30c8 - > , >> , 2> -"},"content":{"rendered":"<h3>4.14.2.\u3000\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u00a0<strong>- <\/strong><strong>&gt; , &gt;&gt; , 2&gt;\u00a0<\/strong><strong>-<\/strong><\/h3>\n<p><strong>\u3010\u30b3\u30de\u30f3\u30c9\u8aac\u660e\u3011<\/strong>\u30ea\u30c0\u30a4\u30ec\u30af\u30c8<br \/>\n\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3068\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u304c\u3084\u308a\u53d6\u308a\u3059\u308b\u30c7\u30fc\u30bf\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u53d7\u3051\u6e21\u3059\u4e8b\u3092\u6307\u3057\u307e\u3059\u3002<br \/>\n<strong>\u3010\u52d5\u753b\u8aac\u660e\u3011<br \/>\n<\/strong>\u4f5c\u6210(&gt;)<br \/>\n\u30b3\u30de\u30f3\u30c9\u306e\u7d50\u679c\u3092\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u66f8\u304d\u51fa\u3057\u307e\u3059\u3002\u6307\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u30d1\u30b9\u306b\u540c\u540d\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u3042\u308b\u5834\u5408\u306f\u4e0a\u66f8\u304d\u3055\u308c\u307e\u3059\u3002<\/p>\n<blockquote><p>$ echo \"sample text\" &gt; a.txt<br \/>\n$ cat a.txt<br \/>\nsample text<br \/>\n$ echo \"sample text\" &gt; a.txt<br \/>\n$ cat a.txt<br \/>\nsample text<\/p><\/blockquote>\n<p>\u8ffd\u8a18(&gt;&gt;)<br \/>\n\u30b3\u30de\u30f3\u30c9\u306e\u7d50\u679c\u3092\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u66f8\u304d\u51fa\u3057\u307e\u3059\u3002<br \/>\n\u6307\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u30d1\u30b9\u306b\u540c\u540d\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u3042\u308b\u5834\u5408\u3001\u305d\u306e\u5185\u5bb9\u306e\u4e0b\u306b\u66f8\u304d\u8db3\u3057\u307e\u3059\u3002<\/p>\n<blockquote><p>$ echo \"sample text\" &gt;&gt; b.txt<br \/>\n$\u00a0cat b.txt<br \/>\nsample text<br \/>\n$\u00a0echo \"sample text\" &gt;&gt; b.txt<br \/>\n$\u00a0cat b.txt<br \/>\nsample text<br \/>\nsample text<\/p><\/blockquote>\n<ul>\n<li>\u6a19\u6e96\u51fa\u529b\u3001\u6a19\u6e96\u30a8\u30e9\u30fc\u51fa\u529b<\/li>\n<\/ul>\n<blockquote><p>\u30b7\u30a7\u30eb\u3092\u5b9f\u884c\u3057\u305f\u969b\u306b\u30b3\u30f3\u30bd\u30fc\u30eb\u306b\u51fa\u529b\u3055\u308c\u308b\u30c7\u30fc\u30bf\u306f2\u7a2e\u985e\u3042\u308a\u307e\u3059\u3002<br \/>\n\u5b9f\u884c\u7d50\u679c\u3084\u8a73\u7d30\u3092\u51fa\u529b\u3059\u308b\u6a19\u6e96\u51fa\u529b\u3068\u3001\u30a8\u30e9\u30fc\u5185\u5bb9\u3084\u3001\u30d8\u30eb\u30d7\u7b49\u3092\u51fa\u529b\u3059\u308b\u6a19\u6e96\u30a8\u30e9\u30fc\u51fa\u529b\u3067\u3059\u3002\u901a\u5e38\u306e\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3067\u306f\u6a19\u6e96\u51fa\u529b\u3092\u5909\u66f4\u3059\u308b\u3060\u3051\u3067\u3001\u6a19\u6e96\u30a8\u30e9\u30fc\u51fa\u529b\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3059\u308b\u5834\u5408\u306f\u30b3\u30de\u30f3\u30c9 [\u30b9\u30c8\u30ea\u30fc\u30e0\u756a\u53f7]\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u8a18\u53f7 \u9001\u308a\u5148\u30b9\u30c8\u30ea\u30fc\u30e0\u756a\u53f7\u306f\u6307\u5b9a\u304c\u306a\u3044\u5834\u5408\u3068\uff11\u306e\u3068\u304d\u306f\u6a19\u6e96\u51fa\u529b\u3001\uff12\u306e\u3068\u304d\u306f\u6a19\u6e96\u30a8\u30e9\u30fc\u51fa\u529b\u3092\u5bfe\u8c61\u3068\u3057\u307e\u3059\u3002\u9001\u308a\u5148\u306b\u306f\u30d5\u30a1\u30a4\u30eb\u306e\u4ed6\u306b[&amp;\u30b9\u30c8\u30ea\u30fc\u30e0\u756a\u53f7]\u3068\u66f8\u304f\u4e8b\u3067\u305d\u306e\u6642\u70b9\u3067\u306e\u6307\u5b9a\u3057\u305f\u30b9\u30c8\u30ea\u30fc\u30e0\u306e\u4fdd\u5b58\u5148\u3092\u9001\u308a\u5148\u306b\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p><\/blockquote>\n<p><span style=\"font-size: 14px;\">\u4f8b\u3048\u3070\u3001\u4e0b\u306e\u4f8b\u3067\u306f\u6a19\u6e96\u51fa\u529b\u3092a.txt\u306b\u66f8\u304d\u8fbc\u307f\u3001\u6a19\u6e96\u30a8\u30e9\u30fc\u51fa\u529b\u3082\u6a19\u6e96\u51fa\u529b\u3068\u540c\u3058a.txt\u306b\u66f8\u304d\u8fbc\u3080\u69d8\u306b\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<blockquote><p>$ ls &gt;a.txt 2&gt;&amp;1<\/p><\/blockquote>\n<div class=\"video-container\">\n<iframe frameborder=\"0\" src=\"https:\/\/www.youtube.com\/embed\/pIIcpdjHR3U?rel=0\"><\/iframe>\n<\/div>\n<\/p>\n<p><strong>\u3010\u52d5\u753b\u8aac\u660e\u3011<\/strong><br \/>\nls\u30b3\u30de\u30f3\u30c9\u306e\u7d50\u679c\u3092a.txt\u3068\u3057\u3066\u4f5c\u6210\u3057\u3001cat\u3067\u78ba\u8a8d\u3057\u307e\u3059\u3002\u305d\u306e\u5f8cecho\u30b3\u30de\u30f3<span style=\"font-size: 14px;\">\u30c9\u30671\u6587\u8ffd\u8a18\u3057\u3066\u3001cat\u3067\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/span><\/p>\n<blockquote><p>$ ls &gt;a.txt<\/p>\n<p>$ cat a.txt<\/p>\n<p>$ echo Hello! &gt;&gt;a.txt<\/p>\n<p>$ cat a.txt<\/p><\/blockquote>\n<p><span style=\"font-size: 14px;\">ls\u3067\u9593\u9055\u3063\u305f\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3057\u3066\u305d\u306e\u30a8\u30e9\u30fc\u51fa\u529b\u3092b.txt\u3068\u3057\u3066\u4f5c\u6210\u3057\u307e\u3059\u3002<br \/>\n<\/span><span style=\"font-size: 14px;\">cat\u3067b.txt\u3068\u5b58\u5728\u3057\u306a\u3044c.txt\u3092\u95b2\u89a7\u3057\u3088\u3046\u3068\u3057\u3001\u6a19\u6e96\u51fa\u529b\u3092d.txt\u3078\u3001\u6a19\u6e96\u30a8\u30e9\u30fc\u51fa\u529b\u3092\u6a19\u6e96\u51fa\u529b\u306b\u5411\u3051\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/span><\/p>\n<blockquote><p>$ ls -j 2&gt;b.txt<\/p>\n<p>$ cat b.txt c.txt &gt;d.txt 2&gt;&amp;1<\/p>\n<p>$ cat d.txt<\/p><\/blockquote>\n<div class=\"video-container\">\n<iframe frameborder=\"0\" src=\"https:\/\/www.youtube.com\/embed\/EssxXHvnmY0?rel=0\"><\/iframe>\n<\/div>\n<\/p>\n<p><strong><span style=\"color: #0000ff;\">\u3010\u554f\u984c\u3011<\/span><\/strong><br \/>\n<strong><span style=\"font-size: 14px; color: #0000ff;\">\u3042\u308b\u7aef\u672b\u3067\u30b3\u30de\u30f3\u30c9\u3068\u5b9f\u884c\u3057\u305f\u7d50\u679c\u304c\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3042\u308b\u6642\u3001c.txt\u3068d.txt\u306e\u5185\u5bb9\u3092\u8003\u3048\u3066\u4e0b\u3055\u3044\u3002<\/span><\/strong><\/p>\n<blockquote><p><strong><span style=\"color: #0000ff;\">$ ls <\/span><\/strong><br \/>\n<strong><span style=\"color: #0000ff;\"> a.txt b.txt<\/span><\/strong><br \/>\n<strong><span style=\"color: #0000ff;\">$ cat a.txt<\/span><\/strong><br \/>\n<strong><span style=\"color: #0000ff;\"> keyword \"c\"<\/span><\/strong><br \/>\n<strong><span style=\"color: #0000ff;\">$ cat b.txt<\/span><\/strong><br \/>\n<strong><span style=\"color: #0000ff;\"> keyword \"d\"<\/span><\/strong><br \/>\n<strong><span style=\"color: #0000ff;\">$ cat a.txt e.txt &gt;d.txt 2&gt;c.txt<\/span><\/strong><\/p><\/blockquote>\n<p><a href=\"https:\/\/ssl.amulet.co.jp\/cat-user-linux\/wp-content\/uploads\/2012\/05\/4.14.2.pdf\">\u8cc7\u6599\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/a><\/p>\n<div class=\"veu_socialSet veu_socialSet-position-after veu_contentAddSection\"><script>window.twttr=(function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],t=window.twttr||{};if(d.getElementById(id))return t;js=d.createElement(s);js.id=id;js.src=\"https:\/\/platform.twitter.com\/widgets.js\";fjs.parentNode.insertBefore(js,fjs);t._e=[];t.ready=function(f){t._e.push(f);};return t;}(document,\"script\",\"twitter-wjs\"));<\/script><ul><li class=\"sb_facebook sb_icon\"><a class=\"sb_icon_inner\" href=\"\/\/www.facebook.com\/sharer.php?src=bm&u=https%3A%2F%2Fssl.amulet.co.jp%2Fcat-user-linux%2Fcommand_line%2Fredirect.html&amp;t=%24%20cat%20user%20Linux\" target=\"_blank\" onclick=\"window.open(this.href,'FBwindow','width=650,height=450,menubar=no,toolbar=no,scrollbars=yes');return false;\"><span class=\"vk_icon_w_r_sns_fb icon_sns\"><\/span><span class=\"sns_txt\">Facebook<\/span><span class=\"veu_count_sns_fb\"><\/span><\/a><\/li><li class=\"sb_twitter sb_icon\"><a class=\"sb_icon_inner\" href=\"\/\/twitter.com\/intent\/tweet?url=https%3A%2F%2Fssl.amulet.co.jp%2Fcat-user-linux%2Fcommand_line%2Fredirect.html&amp;text=%24%20cat%20user%20Linux\" target=\"_blank\" ><span class=\"vk_icon_w_r_sns_twitter icon_sns\"><\/span><span class=\"sns_txt\">twitter<\/span><\/a><\/li><li class=\"sb_hatena sb_icon\"><a class=\"sb_icon_inner\" href=\"\/\/b.hatena.ne.jp\/add?mode=confirm&url=https%3A%2F%2Fssl.amulet.co.jp%2Fcat-user-linux%2Fcommand_line%2Fredirect.html&amp;title=%24%20cat%20user%20Linux\" target=\"_blank\"  onclick=\"window.open(this.href,'Hatenawindow','width=650,height=450,menubar=no,toolbar=no,scrollbars=yes');return false;\"><span class=\"vk_icon_w_r_sns_hatena icon_sns\"><\/span><span class=\"sns_txt\">Hatena<\/span><span class=\"veu_count_sns_hb\"><\/span><\/a><\/li><li class=\"sb_pocket sb_icon\"><a class=\"sb_icon_inner\"  href=\"\/\/getpocket.com\/edit?url=https%3A%2F%2Fssl.amulet.co.jp%2Fcat-user-linux%2Fcommand_line%2Fredirect.html&title=%24%20cat%20user%20Linux\" target=\"_blank\"  onclick=\"window.open(this.href,'Pokcetwindow','width=650,height=450,menubar=no,toolbar=no,scrollbars=yes');return false;\"><span class=\"vk_icon_w_r_sns_pocket icon_sns\"><\/span><span class=\"sns_txt\">Pocket<\/span><span class=\"veu_count_sns_pocket\"><\/span><\/a><\/li><li class=\"sb_copy sb_icon\"><button class=\"copy-button sb_icon_inner\"data-clipboard-text=\"$ cat user Linux https:\/\/ssl.amulet.co.jp\/cat-user-linux\/command_line\/redirect.html\"><span class=\"vk_icon_w_r_sns_copy icon_sns\"><i class=\"fas fa-copy\"><\/i><\/span><span class=\"sns_txt\">Copy<\/span><\/button><\/li><\/ul><\/div><!-- [ \/.socialSet ] -->","protected":false},"excerpt":{"rendered":"<p>4.14.2.\u3000\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u00a0- &gt; , &gt;&gt; , 2&gt;\u00a0- \u3010\u30b3\u30de\u30f3\u30c9\u8aac\u660e\u3011\u30ea\u30c0\u30a4\u30ec\u30af\u30c8 \u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3068\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u304c\u3084\u308a\u53d6\u308a\u3059\u308b\u30c7\u30fc\u30bf\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u53d7\u3051\u6e21\u3059\u4e8b\u3092\u6307\u3057\u307e\u3059\u3002 \u3010\u52d5\u753b\u8aac\u660e\u3011 \u4f5c\u6210(&&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"vkexunit_cta_each_option":""},"categories":[9,3],"tags":[],"_links":{"self":[{"href":"https:\/\/ssl.amulet.co.jp\/cat-user-linux\/wp-json\/wp\/v2\/posts\/484"}],"collection":[{"href":"https:\/\/ssl.amulet.co.jp\/cat-user-linux\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ssl.amulet.co.jp\/cat-user-linux\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ssl.amulet.co.jp\/cat-user-linux\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ssl.amulet.co.jp\/cat-user-linux\/wp-json\/wp\/v2\/comments?post=484"}],"version-history":[{"count":20,"href":"https:\/\/ssl.amulet.co.jp\/cat-user-linux\/wp-json\/wp\/v2\/posts\/484\/revisions"}],"predecessor-version":[{"id":1736,"href":"https:\/\/ssl.amulet.co.jp\/cat-user-linux\/wp-json\/wp\/v2\/posts\/484\/revisions\/1736"}],"wp:attachment":[{"href":"https:\/\/ssl.amulet.co.jp\/cat-user-linux\/wp-json\/wp\/v2\/media?parent=484"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ssl.amulet.co.jp\/cat-user-linux\/wp-json\/wp\/v2\/categories?post=484"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ssl.amulet.co.jp\/cat-user-linux\/wp-json\/wp\/v2\/tags?post=484"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}