{"title":"Perl6 Feed Operator \u5de6\u53f3\u81ea\u5728\u306b\u6d41\u308c\u308b\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3!","published":"2010-12-11 15:46:02","categories":[],"provider_url":"https://hatena.blog","blog_url":"https://karasuyamatengu.hatenadiary.org/","blog_title":"karasuyamatengu\u306e\u65e5\u8a18","provider_name":"Hatena Blog","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkarasuyamatengu.hatenadiary.org%2Fentry%2F20101211%2F1292049962\" title=\"Perl6 Feed Operator \u5de6\u53f3\u81ea\u5728\u306b\u6d41\u308c\u308b\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3! - karasuyamatengu\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>","image_url":null,"author_url":"https://blog.hatena.ne.jp/karasuyamatengu/","description":"http://perl6advent.wordpress.com/2010/12/10/day-10-feed-operators/Unix\u306e\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3063\u3066\u5de6\u304b\u3089\u53f3\u306b\u6d41\u308c\u308b\uff1a cat hoge.log | grep foo | sed 's/.*foo//' | cut -f2 | sort | uniq -c\u3068\u3053\u308d\u304c\u3001perl\u306e\u30d1\u30a4\u30d7\u3068\u8a00\u3046\u304b\u30ea\u30b9\u30c8\u51e6\u7406\u306e\u30c1\u30a7\u30fc\u30f3\u306f\u53f3\u304b\u3089\u5de6\u306b\u6d41\u308c\u308b\u3002 my @new = sort { ... } map { ... } grep { ... } @original;\u95a2\u6570\u306e\u7d44\u5408\u305b\u306f\u53f3\u304b\u3089\u5de6\u306a\u306e\u3067\u4ed5\u65b9\u306a\u3044\u3002\u3057\u304b\u3057\u30b7\u30c3\u30af\u30ea\u3053\u306a\u3044\u3002 Perl6\u306b\u306f\u300cfeed ope\u2026","author_name":"karasuyamatengu","version":"1.0","height":"190","type":"rich","url":"https://karasuyamatengu.hatenadiary.org/entry/20101211/1292049962"}