{"published":"2012-12-22 08:42:15","provider_url":"https://hatena.blog","author_name":"xuwei","type":"rich","blog_url":"https://xuwei-k.hatenablog.com/","version":"1.0","provider_name":"Hatena Blog","title":" Scalaz7 Typeclasses Law","author_url":"https://blog.hatena.ne.jp/xuwei/","image_url":null,"width":"100%","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fxuwei-k.hatenablog.com%2Fentry%2F20121222%2F1356133335\" title=\" Scalaz7 Typeclasses Law - 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>","blog_title":"xuwei-k's blog","url":"https://xuwei-k.hatenablog.com/entry/20121222/1356133335","description":"\u3053\u308c\u306f Scalaz Advent Calendar 2012 \u306e21\u65e5\u76ee\u3067\u3059\u3002","categories":["scalaz","scala"]}