{"description":"Haskell\u3067\u306e\u30e2\u30ca\u30c9\u578b\u30af\u30e9\u30b9\u304c\u6709\u540d\u3067\u3001Haskell\u306e\u5275\u59cb\u8005\u306e\u3072\u3068\u308a\u3067\u3042\u308b\u30d5\u30a3\u30ea\u30c3\u30d7\u30fb\u30ef\u30c9\u30e9\u30fc\u306f\u30e2\u30ca\u30c9\u306b\u3064\u3044\u3066\"\u81ea\u5df1\u95a2\u624b\u306e\u570f\u306b\u304a\u3051\u308b\u30e2\u30ce\u30a4\u30c9\u5bfe\u8c61\"\u3068\u7b54\u3048\u3066\u3044\u308b\u3089\u3057\u3044\u3002\u305d\u306e\u307b\u304b\u306b\u3082\u8abf\u3079\u3066\u3044\u308b\u3068\u30e2\u30ca\u30c9\u306f\u7bb1\u306b\u5165\u3063\u305f\u5024\u3092\u8fd4\u3059\u95a2\u6570\u3092\u7bb1\u306e\u4e2d\u306e\u5024\u306b\u9069\u7528\u3059\u308b\u3068\u3044\u3063\u305f\u3082\u306e\u3082\u3042\u308a\u3001\u5927\u4f53\u304c\u6570\u5b66\u306e\u5c02\u9580\u7684\u306a\u5185\u5bb9\u3067\u3042\u3063\u305f\u308a\u62bd\u8c61\u7684\u306a\u8868\u73fe\u3060\u3063\u305f\u308a\u3059\u308b\u306e\u52c9\u5f37\u3092\u59cb\u3081\u305f\u3070\u304b\u308a\u306e\u4eba\u306b\u306f\u5206\u304b\u308a\u3065\u3089\u3044\u5370\u8c61\u3067\u3059\u3002Scala\u3067\u306fOption\u3084Future\u304c\u3088\u304f\u4f7f\u308f\u308c\u308b\u30e2\u30ca\u30c9\u3060\u3068\u601d\u3044\u307e\u3059\u3002\u81ea\u5206\u304cScala\u3092\u52c9\u5f37\u3057\u59cb\u3081\u305f\u3053\u308d\u306fOption\u306b\u3064\u3044\u3066\u306f\u305d\u3093\u306a\u306b\u62b5\u6297\u304c\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u304c\u3001Web\u30a2\u30d7\u30ea\u3092\u4f5c\u308b\u3068\u304d\u3068\u304b\u306b\u51fa\u3066\u304f\u308bFuture\u306ffor\u5f0f\u306a\u2026","author_url":"https://blog.hatena.ne.jp/steavevaivai/","blog_title":"teruuu\u306e\u30d6\u30ed\u30b0","type":"rich","categories":["scala","\u30e2\u30ca\u30c9"],"blog_url":"https://steavevaivai.hatenablog.com/","author_name":"steavevaivai","height":"190","version":"1.0","image_url":null,"title":"Scala\u3067\u4f5c\u3063\u3066\u7406\u89e3\u3059\u308b\u30e2\u30ca\u30c9","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsteavevaivai.hatenablog.com%2Fentry%2F2019%2F11%2F04%2F182457\" title=\"Scala\u3067\u4f5c\u3063\u3066\u7406\u89e3\u3059\u308b\u30e2\u30ca\u30c9 - teruuu\u306e\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","url":"https://steavevaivai.hatenablog.com/entry/2019/11/04/182457","provider_url":"https://hatena.blog","published":"2019-11-04 18:24:57","provider_name":"Hatena Blog"}