{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmike-neck.hatenadiary.com%2Fentry%2F2017%2F10%2F27%2F080000\" title=\"\u6628\u65e5\u66f8\u3044\u305f\u30c0\u30e1\u306a\u30b3\u30fc\u30c9 - mike-neck\u306e\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://mike-neck.hatenadiary.com/","url":"https://mike-neck.hatenadiary.com/entry/2017/10/27/080000","provider_url":"https://hatena.blog","description":"\u6bce\u65e5\u6b8b\u5ff5\u306a\u30b3\u30fc\u30c9\u66f8\u3044\u3066\u308b\u306e\u3067\u7d9a\u3051\u3066\u307f\u308b \u524d\u63d0 Java7(\u4eca\u65e5\u306f\u95a2\u4fc2\u306a\u3044) \u3084\u308a\u305f\u3044\u3053\u3068 \u6307\u5b9a\u3057\u305f\u7bc4\u56f2\u306e\u30e9\u30f3\u30c0\u30e0\u306a long \u306e\u5024\u304c\u307b\u3057\u3044 \u66f8\u3044\u305f\u30b3\u30fc\u30c9 \u4f8b : \u4e0a\u9650\u5024(long \u304b\u3064 max > 0)\u3092\u53d7\u3051\u53d6\u3063\u3066\u30e9\u30f3\u30c0\u30e0\u306a\u5024\u3092\u8fd4\u3059 final Random random = new Random(); long randomLong(final long max) { while(true) { final long generated = random.nextLong(); if (0 <= generated && generated < max) { return generated\u2026","type":"rich","width":"100%","provider_name":"Hatena Blog","published":"2017-10-27 08:00:00","categories":["java"],"version":"1.0","image_url":null,"height":"190","author_url":"https://blog.hatena.ne.jp/mike_neck/","blog_title":"mike-neck\u306e\u30d6\u30ed\u30b0","author_name":"mike_neck","title":"\u6628\u65e5\u66f8\u3044\u305f\u30c0\u30e1\u306a\u30b3\u30fc\u30c9"}