{"height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frskmt.hateblo.jp%2Fentry%2F20090627%2F1246113503\" title=\"SICP\u6f14\u7fd2\u554f\u984c4.30 - \u3055\u304b\u3082\u3068\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>","provider_url":"https://hatena.blog","title":"SICP\u6f14\u7fd2\u554f\u984c4.30","url":"https://rskmt.hateblo.jp/entry/20090627/1246113503","description":"\u3053\u308c\u306f\u304a\u3082\u3057\u308d\u3044\u554f\u984c\uff0e \u3057\u304b\u3057\uff0c\u554f\u984c\u306e\u8a33\u6587\u304c\u3072\u3069\u3044\uff0e\u3053\u308c\u306f\u539f\u66f8\u3092\u8aad\u3093\u3060\u307b\u3046\u304c\u308f\u304b\u308a\u3084\u3059\u3044\uff0e\u5e8f\u6587\u3060\u3051\u8f09\u305b\u308b\uff0e Exercise 4.30. Cy D. Fect, a reformed C programmer, is worried that some side effects may never take place, because the lazy evaluator doesn't force the expressions in a sequence. Since the value of an expression in a sequence other than the last\u2026","author_name":"rsakamot","version":"1.0","blog_title":"\u3055\u304b\u3082\u3068\u306e\u30d6\u30ed\u30b0","type":"rich","categories":["SICP"],"provider_name":"Hatena Blog","published":"2009-06-27 23:38:23","image_url":null,"width":"100%","author_url":"https://blog.hatena.ne.jp/rsakamot/","blog_url":"https://rskmt.hateblo.jp/"}