Avoid coupling the sender and receiver of the request, make it possible for multiple objects to receive the request, connect these objects into a chain, and pass the request along this chain until an object processes it. This is the responsibility chain mode. In the responsibility chain mode, it is possible for each object to process the request, thus realizing decoupling between the sender and receiver of the request. At the same time, the responsibility chain mode simplifies the structure of the object, which makes each object only need to refer to its successor without knowing the whole chain, thus improving the flexibility of the system and making it more convenient to add new request processing classes. However, we cannot guarantee that all requests can be processed in the responsibility chain, and it is not conducive to observing runtime characteristics.
9-7 Administrators: Administrators are special users. Write a class named Admin that inherits the User class you wrote to complete Exercise 9-3 or Exercise 9-5. Add an attribute named privileges to store a list of strings such as "can add post", "can delete post", "can ban user", and so on. Write a method called show_privileges () that displays the administrator's permissions. Create an Admin instance and call this method. ?
——你还记得那时候的两个人吗。。。？
For example, the company's year-end bonus is assessed according to the employee's salary and performance. For those with performance A, the year-end bonus is 4 times the salary, for those with performance B, the year-end bonus is 3 times the salary, and for those with performance C, the year-end bonus is 2 times the salary. Now we use the general coding method to write the code as follows:
Girls who are afraid of the cold in winter and like to wear pantyhose must have a deep understanding. Because they are not close enough, socks are often stacked on their calves, forming ugly folds. What is more embarrassing is that because they are too thick, it is difficult to put their feet into shoes.
The Y2K problem proves that we are now relying more and more on computer technology in all aspects. In the job market, IT work is undoubtedly the hottest. In fact, many analysts believe that information technology is the most powerful factor that has promoted the strong development of North American economy for a long time since World War II.
她都没说，肯定是让我拿来给你的。
Public class AdapterTest {
该剧讲述了天地之间唯一神魔混血的少年穆天然同伏羲后人杨仁执、人类除魔师凌兮、魔族圣女罂粟等周旋于人间与魔界之间，斩妖除恶，惊心动魄的热血历险故事。
还在为苦追男神而发愁？ 做独立的自己，让男神倒追。 一切方法尽在——追夫36计：老公，来战！
《巨人》是韩国SBS电视台2010年播出的创社20年台庆剧，由刘仁植导演，张英哲编剧，李凡秀、郑宝石领衔主演。是一部以上世纪60~70年代首尔江南大开发为题材的时代剧，以上世纪60年代的首尔为舞台，讲述了三兄妹在首尔城市大开发中的成长故事。
//网无弹窗更新快//刘邦笑道：此番东征，多亏了范先生的粮草和财力之处，寡人谢过了。
Add ENV environment variable instruction:
2015年是梵高的125年诞辰，为了纪念梵高，英国著名的电影工作室BreakThru Films(曾获得奥斯卡奖)和Trademark Films从2012年开始筹拍一部名叫《Loving Vincent》的动画电影，通过动画师手绘的120幅梵高画作，试图探索梵高的精神世界与死亡之谜。
明末清初，郑成功之父郑之龙挟持明隆武皇帝，割据福建，与清政府分庭抗礼。年轻的郑成功在国子监求学，清兵南下，郑成功返回福建，力劝父亲郑之龙北伐清兵。
会客室中，付宇锋、顾小玉、墨子亦三人坐在沙发上。
To be honest, people who can take out such titles have no ability to write articles at all.
在朴澳门的周密策划下，偷盗行动有条不紊地展开。在此过程中两方人马暗暗较劲又相互帮衬配合，紧张有趣而意外迭出，上演了一出中韩盗贼大比拼……
