{"image_url":null,"author_url":"https://blog.hatena.ne.jp/obelisk2/","blog_title":"Camera Obscura","height":"190","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fobelisk.hatenablog.com%2Fentry%2F2019%2F10%2F29%2F224645\" title=\"\u6587\u5b57\u5217\u3092\u4e00\u6587\u5b57\u3065\u3064\u98db\u3070\u3057\u6587\u5b57\u306b\u3059\u308b\u306e\u3053\u3068\uff08Ruby\uff09 - Camera Obscura\" 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","author_name":"obelisk2","blog_url":"https://obelisk.hatenablog.com/","type":"rich","title":"\u6587\u5b57\u5217\u3092\u4e00\u6587\u5b57\u3065\u3064\u98db\u3070\u3057\u6587\u5b57\u306b\u3059\u308b\u306e\u3053\u3068\uff08Ruby\uff09","description":"\u307e\u305a\u3001\u300cesehara\u300d\u3068\u3044\u3046\u6587\u5b57\u5217\u304c\u3042\u308b\u3002\u3053\u306e\u6587\u5b57\u5217\u3092\u300ceeaa\u300d\u3068\u3044\u3063\u305f\u3088\u3046\u306b\u3001\u4e00\u6587\u5b57\u305a\u3064\u98db\u3070\u3057\u6587\u5b57\u306b\u3059\u308b\u306b\u306f\u3069\u3046\u3057\u305f\u3089\u3044\u3044\u304b http://bugrammer.hateblo.jp/entry/2016/10/24/175704 \u3042\u308b\u30d6\u30ed\u30b0\u3067\u3053\u3093\u306a\u306e\u3092\u898b\u3066\u8003\u3048\u3066\u307f\u305f\u3002\u30b3\u30fc\u30c9\u4f8b\u3002 def one_jump(str) str.chars.each_slice(2).map {|a, *b| a}.join end puts one_jump(\"esehara\") #=>eeaa \u3053\u3093\u306a\u306e\u3067\u3069\u3046\u3067\u3059\u304b\u306d\u3002chars \u3057\u3066\u304b\u3089 each_slice \u3057\u3066\u3044\u308b\u306e\u3067\u3001\u52b9\u7387\u306f\u3042\u307e\u308a\u3088\u304f\u306a\u3044\u304b\u3082\u77e5\u308c\u306a\u3044\u2026","provider_name":"Hatena Blog","categories":["Ruby","\u304b\u3093\u305f\u3093\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0"],"width":"100%","url":"https://obelisk.hatenablog.com/entry/2019/10/29/224645","published":"2019-10-29 22:46:45"}