{"height":"190","published":"2017-03-18 10:39:09","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fstudies.hatenablog.com%2Fentry%2F2017%2F03%2F18%2F103909\" title=\"python\u3068haskell, perl6\u3067\u52a0\u91cd\u5e73\u5747 - studies\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"python\u3002 \u6700\u5f8c\u306fnumpy\u306e\u5185\u7a4d\uff08\u30c9\u30c3\u30c8\u7a4d\uff09\u3092\u4f7f\u3063\u3066\u3044\u308b\uff08\u305a\u308b\u3044\uff1f\uff09 >>> weight = [ 0.22, 0.14, 0.04, 0.12, 0.22, 0.26 ] >>> record = [ 64, 51, 132, 24, 19, 11 ] >>> sum( a * x for (a, x) in zip(weight, record) ) 36.42 >>> sum(map(lambda a, x: a * x, weight, record)) 36.42 >>> import operator as op >>> sum(map(op.mul, weight, rec\u2026","type":"rich","author_url":"https://blog.hatena.ne.jp/developingskills1110/","blog_url":"https://studies.hatenablog.com/","provider_url":"https://hatena.blog","title":"python\u3068haskell, perl6\u3067\u52a0\u91cd\u5e73\u5747","width":"100%","blog_title":"studies","categories":["python","haskell","perl6"],"image_url":null,"author_name":"developingskills1110","url":"https://studies.hatenablog.com/entry/2017/03/18/103909","provider_name":"Hatena Blog","version":"1.0"}