{"url":"https://hjm333.hatenablog.com/entry/2016/06/13/231845","type":"rich","width":"100%","provider_name":"Hatena Blog","blog_title":"The King's Museum","version":"1.0","author_name":"hjm333","title":"\u3010Effective Java\u3011\u9805\u76ee\uff14\uff13\uff1anull \u3067\u306f\u306a\u304f\u7a7a\u914d\u5217\u304b\u7a7a\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u8fd4\u3059","image_url":null,"provider_url":"https://hatena.blog","description":"\u914d\u5217\u3084\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u8fd4\u3059\u30e1\u30bd\u30c3\u30c9\u306f\u3001null \u3092\u8fd4\u3059\u3079\u304d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002 null \u306e\u4ee3\u308f\u308a\u306b\u7a7a\u306e\u914d\u5217\u304b\u7a7a\u306e\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u8fd4\u3059\u3079\u304d\u3067\u3059\u3002 null \u3092\u8fd4\u3059\u3068\u30e1\u30bd\u30c3\u30c9\u3092\u5229\u7528\u3059\u308b\u30b3\u30fc\u30c9\u306b\u306f null \u30c1\u30a7\u30c3\u30af\u304c\u5fc5\u8981\u306b\u306a\u308b\u305f\u3081\u3001\u30b3\u30fc\u30c9\u304c\u7169\u96d1\u306b\u306a\u308a\u307e\u3059\u3002 \u305d\u3053\u3067 null \u30c1\u30a7\u30c3\u30af\u3092\u5fd8\u308c\u308b\u3068 NullPointerException \u304c\u767a\u751f\u3059\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002 \u4e00\u65b9\u3001\u7a7a\u914d\u5217\u304b\u7a7a\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u8fd4\u3057\u3066\u304a\u3051\u3070\u7169\u96d1\u3055\u3082\u6e1b\u308a\u307e\u3059\u3057\u3001NullPointerException \u306e\u5fc3\u914d\u3082\u3042\u308a\u307e\u305b\u3093\u3002 \u30e1\u30bd\u30c3\u30c9\u304c null \u3092\u8fd4\u3059\u30a4\u30c7\u30a3\u30aa\u30e0\u306f\u914d\u5217\u3068\u9577\u3055\u3092\u5225\u3005\u306b\u8fd4\u3059 C \u8a00\u8a9e\u306e\u540d\u6b8b\u3067\u3057\u3087\u3046\u3002 Java \u3067\u305d\u306e\u30a4\u30c7\u30a3\u30aa\u30e0\u3092\u2026","height":"190","author_url":"https://blog.hatena.ne.jp/hjm333/","blog_url":"https://hjm333.hatenablog.com/","published":"2016-06-13 23:18:45","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhjm333.hatenablog.com%2Fentry%2F2016%2F06%2F13%2F231845\" title=\"\u3010Effective Java\u3011\u9805\u76ee\uff14\uff13\uff1anull \u3067\u306f\u306a\u304f\u7a7a\u914d\u5217\u304b\u7a7a\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u8fd4\u3059 - The King&#39;s Museum\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["Effective Java","Java"]}