{"type":"rich","provider_url":"https://hatena.blog","description":"Option\u3067\u8aac\u660e\u3057\u3066\u307e\u3059\u304c\u3001List\u3084Either\u3067\u3082\u540c\u3058\u306f\u305a\u3067\u3059\u3002\u3068\u308a\u3042\u3048\u305asequence\u3068join\u3067\u3001\u3069\u3093\u306a\u306b\u30cd\u30b9\u30c8\u3057\u3066\u3044\u3066\u3082\u3001\u5927\u6982\u5909\u63db\u3067\u304d\u308b\u306f\u305a\uff1f *1 *1:\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u304b\u3001sequence\u306e\u547c\u3073\u51fa\u3057\u9806\u306b\u3088\u308b\u3001\u7d30\u304b\u3044\u52d5\u4f5c\u306e\u9055\u3044\u3068\u304b\u306f\u3042\u308c\u3067\u3059\u304c\u3002\u3082\u3057\u4f3c\u305f\u3088\u3046\u306a\u611f\u3058\u3067\u56f0\u3063\u305f\u3089\u3001\u805e\u3044\u3066\u4e0b\u3055\u3044","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fxuwei-k.hatenablog.com%2Fentry%2F20140129%2F1390890980\" title=\"Scala\u3067\u3001Future\u3084Option\u3084List\u304c\u30cd\u30b9\u30c8\u3057\u3066\u3057\u307e\u3063\u305f\u3068\u304d\u306b\u3001\u3044\u3044\u611f\u3058\u306b\u5909\u63db\u3059\u308b\u65b9\u6cd5 - xuwei-k&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"xuwei","published":"2014-01-29 15:36:20","categories":["scalaz","scala"],"blog_url":"https://xuwei-k.hatenablog.com/","author_url":"https://blog.hatena.ne.jp/xuwei/","title":"Scala\u3067\u3001Future\u3084Option\u3084List\u304c\u30cd\u30b9\u30c8\u3057\u3066\u3057\u307e\u3063\u305f\u3068\u304d\u306b\u3001\u3044\u3044\u611f\u3058\u306b\u5909\u63db\u3059\u308b\u65b9\u6cd5","version":"1.0","url":"https://xuwei-k.hatenablog.com/entry/20140129/1390890980","image_url":null,"provider_name":"Hatena Blog","blog_title":"xuwei-k's blog","width":"100%"}