{"height":"190","description":"(\u6ce8: \u3053\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u306f\u9593\u9055\u3063\u305f\u5185\u5bb9\u3092\u542b\u3093\u3067\u305d\u3046\u306a\u6c17\u914d\u304c\u3057\u307e\u3059\u3002)Google App Engine\u3067save\u3057\u3088\u3046\u3068\u3057\u305f\u3068\u304d\u306b\u300cAttributeError: 'FooBar' object has no attribute '_entity' \u300d\u3068\u3044\u3046\u30a8\u30e9\u30fc\u304c\u3067\u3066\u3057\u307e\u3063\u305f\u4ef6:\u30e2\u30c7\u30eb\u3067 class FooBar(db.Model): short_key = db.StringProperty() # unique key to use in URL def __init__(self): import utils self.short_key = utils.short_key_gen() \u2026","published":"2010-03-19 19:40:57","author_url":"https://blog.hatena.ne.jp/nishiohirokazu/","url":"https://nishiohirokazu.hatenadiary.org/entry/20100319/1268995257","author_name":"nishiohirokazu","type":"rich","version":"1.0","image_url":null,"width":"100%","blog_url":"https://nishiohirokazu.hatenadiary.org/","provider_name":"Hatena Blog","title":"AttributeError: 'FooBar' object has no attribute '_entity' ","categories":["GAE"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnishiohirokazu.hatenadiary.org%2Fentry%2F20100319%2F1268995257\" title=\"AttributeError: &#39;FooBar&#39; object has no attribute &#39;_entity&#39;  - \u897f\u5c3e\u6cf0\u548c\u306e\u306f\u3066\u306a\u30c0\u30a4\u30a2\u30ea\u30fc\" 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","blog_title":"\u897f\u5c3e\u6cf0\u548c\u306e\u306f\u3066\u306a\u30c0\u30a4\u30a2\u30ea\u30fc"}