{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fksmakoto.hatenadiary.com%2Fentry%2F2015%2F03%2F10%2F215402\" title=\"\u300c\u304a\u984c:ping\u30b3\u30de\u30f3\u30c9\u300d\u3092Ruby\u3067 - ksmakoto\u306ehatenadiary\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","title":"\u300c\u304a\u984c:ping\u30b3\u30de\u30f3\u30c9\u300d\u3092Ruby\u3067","provider_name":"Hatena Blog","image_url":null,"categories":[],"blog_title":"ksmakoto\u306ehatenadiary","published":"2015-03-10 21:54:02","author_url":"https://blog.hatena.ne.jp/metanest/","version":"1.0","width":"100%","url":"https://ksmakoto.hatenadiary.com/entry/2015/03/10/215402","blog_url":"https://ksmakoto.hatenadiary.com/","provider_url":"https://hatena.blog","author_name":"metanest","description":"Shiro\u3055\u3093\u306e\u300c\u304a\u984c:ping\u30b3\u30de\u30f3\u30c9\u300d\uff08 http://blog.practical-scheme.net/shiro/20141013a-ping \uff09\u3092Ruby\u3067\u66f8\u304d\u307e\u3057\u305f\u3002 \u300cRuby\u3067\u306f\u3058\u3081\u308b\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u300d\u7b2c8\u56de\uff08 http://www.notwork.org/ipr/article/serial08.html \uff09\u306e\u30b3\u30fc\u30c9\u3092\u53c2\u8003\u306b\u3057\u3066\u3044\u307e\u3059\u304c\uff08\u3042\u3068\u3001\u305d\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3082\u4f7f\u3063\u3066\u3044\u307e\u3059\u304c\uff09\u3001\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u306e\u8ffd\u52a0\u3001IPv6\u5bfe\u5fdc\uff08\u3053\u308c\u306f\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u3082\u624b\u3092\u5165\u308c\u3066\u3044\u308b\uff09\u3001recv\u3067\u306f\u306a\u304frecvfrom\u306e\u7d50\u679c\u304b\u3089\u8fd4\u4fe1\u5143\u30a2\u30c9\u30ec\u30b9\u3092\u5f97\u3066\u3044\u308b\uff08\u3053\u308c\u306fraw\u30bd\u30b1\u30c3\u30c8\u306e\u6319\u52d5\u304cIPv6\u3067\u306f\u7570\u306a\u308b\u305f\u2026","height":"190"}