{"url":"https://ruby-trunk-changes.hatenablog.com/entry/ruby_trunk_changes_67203_67215","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fruby-trunk-changes.hatenablog.com%2Fentry%2Fruby_trunk_changes_67203_67215\" title=\"ruby-trunk-changes r67203 - r67215 - ruby trunk changes\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","provider_url":"https://hatena.blog","width":"100%","description":"\u4eca\u65e5\u306f Enumerator::Yielder \u3092\u30d6\u30ed\u30c3\u30af\u5f15\u6570\u3068\u3057\u3066\u6e21\u305b\u308b\u3088\u3046\u306b to_proc \u30e1\u30bd\u30c3\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u5909\u66f4\u3084 int_pow() \u304c\u7121\u9650\u30eb\u30fc\u30d7\u306b\u9665\u308b\u5834\u5408\u304c\u3042\u308b\u4e0d\u5177\u5408\u4fee\u6b63\u3001\u6a19\u6e96\u6dfb\u4ed8\u30e9\u30a4\u30d6\u30e9\u30ea profiler \u306e\u524a\u9664\u306a\u3069\u304c\u3042\u308a\u307e\u3057\u305f\u3002 nobu: r67203 2019-03-11 10:37:16 +0900 int_pow() \u306e y \u306b 1 \u3092\u6e21\u3059\u3068\u7121\u9650\u30eb\u30fc\u30d7\u306b\u9665\u308b\u4e0d\u5177\u5408\u3092\u4fee\u6b63\u3057\u3066\u3044\u307e\u3059\u3002\u5358\u306b ruby \u3067 1**1 \u3068\u3057\u3066\u3082\u5927\u4e08\u592b\u3067\u3059\u304c Enumerable#permutation \u306a\u3069\u3067\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u3063\u305f\u3088\u3046\u3067\u3059\u3002 [ruby-core:91734] [Bug #15\u2026","author_name":"nagachika","published":"2019-03-11 20:48:28","title":"ruby-trunk-changes r67203 - r67215","height":"190","categories":[],"blog_url":"https://ruby-trunk-changes.hatenablog.com/","type":"rich","blog_title":"ruby trunk changes","provider_name":"Hatena Blog","image_url":null,"author_url":"https://blog.hatena.ne.jp/nagachika/"}