{"published":"2018-12-10 00:00:00","description":"Ruby2.6\u30a2\u30c9\u30d9\u30f3\u30c8\u30ab\u30ec\u30f3\u30c0\u30fc\u306e10\u65e5\u76ee\u306e\u8a18\u4e8b\u3067\u3059\u3002 qiita.com IO \u30d5\u30a1\u30a4\u30eb\u30aa\u30fc\u30d7\u30f3\u6642\u306e\u30e2\u30fc\u30c9\u306b x \u8ffd\u52a0 IO \u30d5\u30a1\u30a4\u30eb\u30aa\u30fc\u30d7\u30f3\u6642\u306e\u30e2\u30fc\u30c9\u306b x \u8ffd\u52a0 https://bugs.ruby-lang.org/issues/11258 \u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u7528\u306b\u30aa\u30fc\u30d7\u30f3\u3059\u308b\u306b\u306f w \u3092\u6307\u5b9a\u3057\u307e\u3059\u304c\u3001\u3053\u308c\u306f\u30d5\u30a1\u30a4\u30eb\u304c\u65e2\u306b\u5b58\u5728\u3057\u3066\u3044\u305f\u5834\u5408\u306b\u4e0a\u66f8\u304d\u3057\u3066\u7a7a\u306b\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002 \u305d\u308c\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u6b21\u306e\u3088\u3046\u306a\u30b3\u30fc\u30c9\u3092\u305f\u307e\u306b\u898b\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3053\u308c\u306f\u4ed6\u306e\u65b9\u6cd5\u3067\u6392\u4ed6\u5236\u5fa1\u3057\u3066\u3044\u306a\u3051\u308c\u3070\u5371\u967a\u3067\u3059\u3002 raise \"File exists\" if File.exist?(\"hoge.txt\") # \u4ed6\u30d7\u30ed\u30bb\u30b9\u304c\u2026","width":"100%","author_name":"tmtms","image_url":null,"categories":["Ruby","Ruby2.6"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.tmtms.net%2Fentry%2F201812%2Fruby26-io\" title=\"Ruby 2.6 \u306e\u5909\u66f4\u70b9 - IO - tmtms \u306e\u30e1\u30e2\" 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","blog_url":"https://blog.tmtms.net/","url":"https://blog.tmtms.net/entry/201812/ruby26-io","provider_name":"Hatena Blog","blog_title":"tmtms \u306e\u30e1\u30e2","height":"190","title":"Ruby 2.6 \u306e\u5909\u66f4\u70b9 - IO","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/tmtms/","version":"1.0"}