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彤妹妹，就等着好看好戏吧。黎巴嫩小村庄里的少年拉比，虽然双眼全盲却深具音乐天赋，因出国演 出需申请新护照，意外发现自己的身份证明是伪造！惊觉自己活在谎言 之中的惊恐与愤怒席卷而来，无论少年如何追问，却无人能说明真相。 在中东民谣的悠扬乐音中，少年唱出淡然却真切的哀伤及惆怅。导演透过盲眼者的比喻，影射黎巴嫩被战争撕裂及毁灭的黑暗史。One problem with the factory method pattern is that the creation of the class depends on the factory class, that is to say, if you want to expand the program, you must modify the factory class, which violates the closure principle. Therefore, from the design point of view, there are certain problems, how to solve them? We use the abstract factory mode to create multiple factory classes, so that once new functions need to be added, we can directly add new factory classes without modifying the previous code. Because the abstract factory is not very easy to understand, let's look at the diagram first, and then it is easier to understand with the code."Yes, Common carnivores, Whether it's a dog, Wolf, or the dog teeth of lion and tiger, They are all tapered sections, With a tip in the front, But this kind of thing is different, All of their teeth are the same, All of them are inverted triangles, And very thin, Both sides are like knives, It was all 'open-edged'. It was very sharp and very hard. When I pried its mouth with a dagger at that time, after priing it open, I could find many thin but obvious scratches on the blade of the dagger in the face of the sun. The dagger I used was made of steel. It was really surprising to me that the teeth could leave such marks on it. "Zhao Mingkai said.Note: What is the difference between appearance mode, adapter mode and agent mode?In short, Nassim Taleb's formal Black Swan theory is applicable to defense based on artificial intelligence, just as it is applicable to any type of defense.