{"description":"Java\u3067\u7528\u610f\u3055\u308c\u3066\u3044\u308bMath\u30af\u30e9\u30b9\u3060\u3068\u5341\u9032\u5bfe\u6570\uff08logx\uff09\u3060\u3051\u3057\u304b\u306a\u3044\u306e\u3067\u4e8c\u9032\u5bfe\u6570\uff08log2x\uff09\u3067\u8a08\u7b97\u3059\u308b\u65b9\u6cd5\u3092\u30e1\u30e2\u3057\u307e\u3059\u3002 \u524d\u63d0 Java 21 \u5bfe\u5fdc \u5341\u9032\u5bfe\u6570\u304b\u3089\u4e8c\u9032\u5bfe\u6570\u3092\u5272\u308b\u3060\u3051\u3067\u3059\u3002 public static double log2(int value) { return Math.log(value) / Math.log(2); } \u30bd\u30fc\u30b9\u30b3\u30fc\u30c9 https://github.com/hirotoKirimaru/cucumber-sample/blob/c32978ce459ead32f54683830851e3d110f68fe9/kirimaru-core/src/te\u2026","author_name":"nainaistar","width":"100%","categories":["Java","\u6280\u8853"],"version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnainaistar.hatenablog.com%2Fentry%2Fcalc-log2x-in-java\" title=\"Java\u3067\u4e8c\u9032\u5bfe\u6570\uff08log2x\uff09\u3092\u6c42\u3081\u308b - \u304d\u308a\u4e38\u306e\u6280\u8853\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>","provider_url":"https://hatena.blog","url":"https://nainaistar.hatenablog.com/entry/calc-log2x-in-java","title":"Java\u3067\u4e8c\u9032\u5bfe\u6570\uff08log2x\uff09\u3092\u6c42\u3081\u308b","type":"rich","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/nainaistar/","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/n/nainaistar/20231015/20231015233630.png","height":"190","published":"2023-10-16 12:00:00","blog_url":"https://nainaistar.hatenablog.com/","blog_title":"\u304d\u308a\u4e38\u306e\u6280\u8853\u65e5\u8a18"}