{"author_url":"https://blog.hatena.ne.jp/ayato0211/","provider_name":"Hatena Blog","height":"190","type":"rich","published":"2015-06-24 21:00:00","description":"\u305f\u307e\u306b\u99ac\u9e7f\u3084\u308a\u307e\u3059\u3002\u3042\u3084\u3074\u30fc\u3067\u3059\u3002 (defmacro foo [] (map inc (range 10))) (foo) ;; java.lang.ClassCastException: java.lang.Long cannot be cast to clojure.lang.IFn \u3053\u3093\u306a\u611f\u3058\u3067\u4e0a\u306e\u3088\u3046\u306a\u30de\u30af\u30ed\u3092\u5b9a\u7fa9\u3059\u308b\u3068\u30a8\u30e9\u30fc\u5410\u304f\u3051\u3069\u3001\u3088\u304f\u8003\u3048\u305f\u3089\u5f53\u305f\u308a\u524d\u3067 (foo) \u306f\u6b21\u306e\u3088\u3046\u306b\u5c55\u958b\u3055\u308c\u307e\u3059\u3002 (1 2 3 4 5 6 7 8 9 10) \u3053\u306e\u3068\u304d map \u3067\u8fd4\u5374\u3055\u308c\u3066\u3044\u305f\u306e\u306f\u30af\u30a9\u30fc\u30c8\u3055\u308c\u3044\u306a\u3044\u30ea\u30b9\u30c8\u3067\u3042\u308a\u3001\u3053\u3093\u306a\u3082\u306e\u3092\u95a2\u6570\u3068\u3057\u3066\u5b9f\u884c\u3057\u3088\u3046\u3068\u3059\u308c\u3070\u30a8\u30e9\u30fc\u304c\u8d77\u304d\u3066\u5f53\u7136\u3067\u3059\u3002\u306a\u306e\u3067\u3001\u2026","categories":["Clojure"],"version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fayato.hateblo.jp%2Fentry%2F20150624%2F1435147200\" title=\"\u30de\u30af\u30ed\u66f8\u3044\u3066\u3001\u3053\u308c IFn \u306b\u30ad\u30e3\u30b9\u30c8\u51fa\u6765\u306a\u3044\u3093\u3060\u3051\u3069\u3063\u3066\u30a8\u30e9\u30fc\u306b\u306a\u3063\u305f\u3068\u304d - (define -ayalog &#39;())\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"title":"\u30de\u30af\u30ed\u66f8\u3044\u3066\u3001\u3053\u308c IFn \u306b\u30ad\u30e3\u30b9\u30c8\u51fa\u6765\u306a\u3044\u3093\u3060\u3051\u3069\u3063\u3066\u30a8\u30e9\u30fc\u306b\u306a\u3063\u305f\u3068\u304d","blog_title":"(define -ayalog '())","provider_url":"https://hatena.blog","author_name":"ayato0211","url":"https://ayato.hateblo.jp/entry/20150624/1435147200","blog_url":"https://ayato.hateblo.jp/","width":"100%"}