{"author_name":"a666666","provider_name":"Hatena Blog","blog_url":"https://blog.kyanny.me/","published":"2009-01-25 03:59:43","title":"\u30ef\u30f3\u30e9\u30a4\u30ca\u30fc\u3092\u3082\u3063\u3068\u4e0a\u624b\u306b\u66f8\u304f\u4f59\u5730\u304c\u3042\u308a\u305d\u3046\u3060","width":"100%","type":"rich","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.kyanny.me%2Fentry%2F20090125%2F1232823583\" title=\"\u30ef\u30f3\u30e9\u30a4\u30ca\u30fc\u3092\u3082\u3063\u3068\u4e0a\u624b\u306b\u66f8\u304f\u4f59\u5730\u304c\u3042\u308a\u305d\u3046\u3060 - @kyanny&#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>","blog_title":"@kyanny's blog","provider_url":"https://hatena.blog","url":"https://blog.kyanny.me/entry/20090125/1232823583","version":"1.0","categories":["Perl"],"image_url":null,"author_url":"https://blog.hatena.ne.jp/a666666/","description":"\u4e00\u884c\u91ce\u90ce(one-liner)\u306fperl\u306b\u304a\u307e\u304b\u305b \u3092\u8aad\u3093\u3060\u3002 MO=Deparse \u3063\u3066\u306e\u304c\u3042\u308b\u306e\u304b\u3002\u3053\u308c\u306f\u30ef\u30f3\u30e9\u30a4\u30ca\u30fc\u304c\u601d\u3046\u3088\u3046\u306b\u52d5\u304b\u306a\u304f\u3066\u60a9\u3080\u3068\u304d\u306b\u5f79\u7acb\u3061\u305d\u3046\u3002\u4e00\u767a\u3067\u52d5\u304b\u305b\u306a\u3044\u307b\u3069\u8907\u96d1\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u306a\u3089\u30ef\u30f3\u30e9\u30a4\u30ca\u30fc\u3067\u6e08\u307e\u305b\u308b\u3079\u304d\u3067\u306f\u306a\u3044\u3001\u3068\u3044\u3046\u610f\u898b\u3082\u3042\u308a\u305d\u3046\u3060\u3051\u3069\u30fb\u30fb\u30fb\u3002 a \u3067 awk \u3063\u307d\u304f\u3001\u3063\u3066\u306e\u3082\u9762\u767d\u3044\u3051\u3069\u3001\u4e00\u756a\u611f\u5fc3\u3057\u305f\u306e\u306f\u6700\u5f8c\u306e\u4f55\u6c17\u306a\u3044 % history | perl -nle'/perl/ and $p++;END{print $p}'\u3060\u3063\u305f\u3002\u6539\u884c\u533a\u5207\u308a\u306e\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u4e00\u884c\u305a\u3064\u8aad\u307f\u8fbc\u3093\u3067\u4f55\u304b\u3059\u308b\u5834\u5408\u306b -n \u3068\u304b -p \u304c\u4fbf\u5229\u306a\u3053\u3068\u306f\u77e5\u3063\u3066\u3044\u305f\u3051\u3069\u3001\u305f\u3068\u3048\u3070\u5404\u884c\u304c\u4f55\u304b\u306e\u6570\u2026"}