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Differences between simple factories and factory methods: Simple factories and factory method patterns look very similar, especially specific factories in simple factories and factory methods. Simple factory, all things have been done in one place. However, the factory method creates a framework for subclasses to decide how to implement it. For example, in the factory method, the OrderPizza method creates a general framework to create pizza. The OrderPizza method relies on the factory method to create specific classes and make actual pizza. It is possible to decide what the actual products manufactured are by inheriting the factory. Simple factories do not have this flexibility.念念不忘，必有回响。TF家族网剧《念念》启动开拍 敬请期待！在第N次找工作失败之后，陈美又遇上了令人痛心的事情——大专时代暗恋的学长魏振国被她的死对头，艳光四射的模特儿关丽莎抢走。这让陈美痛下决心，一定要改变自己平凡普通的外貌，摆脱先天不足，成为后天美女！布朗神父（Mark Williams饰演）是切斯特顿笔下的著名侦探，矮个子，圆脑袋，身材胖儿可爱。手边常有一把标志性的大雨伞，他天性怕羞，说话有些结巴，看起来憨厚纯真，似乎与探案不搭边，却大智若愚，有着很锐利的直觉。本剧讲述了被不应该出现于世的那个东西迷惑的人们，与追查前所未有怪异事件的考古学家们发生的一系列故事。[Recommended to Friends]Brother, do you look at the code or the data analysis? It seems that the strength of mountain collapse is only increased by 24%.