{"height":"190","width":"100%","title":" (NULL == NULL) returns ???","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmasasuzu.hatenablog.jp%2Fentry%2F20111106%2F1320587334\" title=\" (NULL == NULL) returns ??? - \u76ee\u306e\u524d\u306b\u50d5\u3089\u306e\u9053\u304c\u3042\u308b\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u30cd\u30bf\u3067\u3059\u3002ruby\u3067\u8fd4\u308a\u5024\u306bnil\u3092\u671f\u5f85\u3057\u3066\u3044\u308b\u6642\u306bhoge == nil\u3068\u66f8\u3044\u305f\u306e\u304c\u5c11\u3057\u6c17\u6301\u3061\u60aa\u304b\u3063\u305f\u306e\u3067\u3001\u307b\u304b\u306e\u8a00\u8a9e\u3067\u306f\u3069\u3046\u3044\u3046\u6271\u3044\u306a\u3093\u3060\u308d\u3046\u304b\u3068\u3075\u3068\u8abf\u3079\u3066\u307f\u307e\u3057\u305f\u3002 C % cat << __END_OF_C__ > a.c && gcc a.c && ./a.out; rm a.out a.c #include <stdio.h> int main (void) { if (NULL == NULL) { printf(\"NULL == NULL\\n\"); } else { printf(\"NULL != NULL\\n\"); } printf(\"%d\\n\", (NULL == NULL\u2026","image_url":null,"url":"https://masasuzu.hatenablog.jp/entry/20111106/1320587334","published":"2011-11-06 22:48:54","author_url":"https://blog.hatena.ne.jp/masasuz/","version":"1.0","provider_name":"Hatena Blog","type":"rich","categories":["programing"],"blog_title":"\u76ee\u306e\u524d\u306b\u50d5\u3089\u306e\u9053\u304c\u3042\u308b","provider_url":"https://hatena.blog","blog_url":"https://masasuzu.hatenablog.jp/","author_name":"masasuz"}