{"type":"rich","provider_name":"Hatena Blog","author_name":"kuredev","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkure.hatenablog.jp%2Fentry%2F2020%2F12%2F17%2F002848\" title=\"\u3010Ruby\u3011ioctl \u3067 NW\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u30d5\u30e9\u30b0\uff08ifr_flags\uff09\u60c5\u5831\u3092\u53d6\u3063\u3066\u307f\u308b\u30e1\u30e2 - memo.log\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2020-12-17 00:28:48","author_url":"https://blog.hatena.ne.jp/kuredev/","width":"100%","provider_url":"https://hatena.blog","height":"190","blog_title":"memo.log","version":"1.0","blog_url":"https://kure.hatenablog.jp/","categories":[],"url":"https://kure.hatenablog.jp/entry/2020/12/17/002848","title":"\u3010Ruby\u3011ioctl \u3067 NW\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u30d5\u30e9\u30b0\uff08ifr_flags\uff09\u60c5\u5831\u3092\u53d6\u3063\u3066\u307f\u308b\u30e1\u30e2","image_url":null,"description":"\u6982\u8981 \u300eC for Linux 2\u300f\u3068\u3044\u3046\u672c\u306b ioctl \u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u60c5\u5831\u3092\u53d6\u5f97\u3059\u308b\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u3042\u3063\u305f\u3002 \u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5b9f\u884c\u30a4\u30e1\u30fc\u30b8\u3002 % ./ifinfo eth0 name=eth0 UP BROADCAST MULTICAST mtu=9001 addr=172.31.7.56 dstaddr=172.31.7.56 broadaddr=172.31.15.255 netmask=255.255.240.0 Ruby\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u3044\u3066\u3044\u308b\u306e\u3060\u304c\u3001\u3042\u307e\u308a\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u3084\u60c5\u5831\u304c\u5c11\u306a\u3044\u306e\u3067\u3001\u307e\u305a\u306f\u771f\u4f3c\u3066\u52c9\u5f37\u3057\u3066\u307f\u3088\u3046\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u4e0a\u8a18\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u4e00\u2026"}