The next four patterns, including this pattern, are all the relationships between classes and do not involve inheritance. When learning, you should remember induction and the diagram at the beginning of this article. The observer mode is well understood, similar to email subscription and RSS subscription. When we browse some blogs or wikis, we often see RSS icons. This means that when you subscribe to the article, you will be notified in time if there are subsequent updates. In fact, in a nutshell, when an object changes, other objects that depend on the object will be notified and will change with it! Objects are a one-to-many relationship. Let's look at the diagram first:
(Ensures a stable number of methods in the Action class)
19世纪70年代，两名来自不同阶级的足球运动员努力应对职业和个人双重困境——他们不仅改写了足球史，也永远改变了英格兰。
Chapter 30
郑在片中饰演继承父业的富家女家琪，其中一间玩具设计公司由弟弟负责主持，但他经营不善，生意每况愈下，只好也交姐姐接手。家琪重金礼聘名设计师彼得加盟，任生产部主官，但两人因性格差异太大而时生争执，在一次玩具设计竞赛中，彼得意外落败毅然辞职。家琪后来发现他这样做完全是为了她公司的利益着想，因而改变了对他的一贯看法。另一方面，弟弟也受到刺激而发奋向上，终于也成为出色的设计师。
X战警衍生剧《天赋异禀》确认续订第二季！
During this period, due to changes in nerve sensation and metabolism, some people may produce some "strange" sensations. For example, ketone bodies produced by fat decomposition may make people feel a mild sense of excitement. Even if you don't eat continuously, you won't feel hungry or thirsty. Therefore, you won't feel pain because you don't eat.
《绝世高手之大侠卢小鱼》强档贺岁！卢小鱼跟随师父白眉修炼快到一年，年关临近，沧海桑田，山下江湖险恶已经不是卢小鱼能应付的了，于是白眉将毕生绝学倾囊相授，好让卢小鱼顺利度过险象环生的春节。
张丹枫文韬武略，风流倜傥，虽然是张宗周的儿子，张士诚的后人，但却是个热血男儿，为不使汉人的江山被外族蹂躏，他秘密由瓦剌潜来中原，助明朝抵抗瓦剌的入侵，也先派人追杀他。明皇帝亦因其是张士诚的后人而要杀害他，武林豪杰在未明张丹枫的来意之前亦要杀他，张丹枫遭遇几许惊心动魄的危机
-Talking about the future development of the domestic waste incineration power generation industry, Cai Shuguang said: "In the future, waste incineration power generation will not decline, but will only increase."
皇帝终于爆发了。
At that time, The helmets worn by our army are GK80 bulletproof helmets. After understanding, I am sure that Zhang Xiaobo is wearing this model. The material used to make it is 232 bulletproof steel, which has excellent performance and has good protective effect on various high-speed flying hard objects such as fragments and rubble lifted by explosion. However, because it is a pure metal helmet, it does have the disadvantage of being sultry when fighting in hot conditions.
First of all, in the idea of plane-oriented programming, the functions are divided into core business functions and peripheral functions.
方韵是一位失独母亲，不断试图和丈夫秦栓柱再要一个孩子。电台主播贾元元是方家的儿媳，丈夫方乐不顾她的事业危机要求她为方家传宗接代。在贾元元决定先发展事业时得知父亲贾杰患癌症，她打算怀孕冲喜，方乐发现因为自身生理问题，反逼贾元元闹离婚，贾元元以怪制怪保住了婚姻，贾父没有等到女儿怀孕遗憾离世；方家老三夫妇是一对老少配，表面上两人很相爱，其实对外都不承认已婚，方向发现丈夫把财产留给前妻的女儿时,决定发起财富保卫战,但当她得知丈夫的女儿毛毛得了白血病，方向决定为挽救毛毛计划怀孕。方韵想借卵生子，全家强烈反对，婚姻破裂，流浪儿豆芽使得方韵夫妇重归于好，正当两人甜蜜幸福时，秦因救人发生意外。最终老三为毛毛配型成功生下孩子，老二也顺利产子，大姐建立儿童之家，救助流浪儿童。全家人聚在一起其乐融融。
2. It is not difficult to make preserved pork chafing dish. The most critical side dishes are the big leek roots, potatoes, tomatoes and celery listed by me. If you want to re-carve, please be sure to prepare these dishes. However, if it is not necessary to be exactly the same, it is not bad to make it with substitutes.
故事发生在北宋太宗年间，刚刚坐稳江山的赵家天子，旋即迎来了强大的辽国的挑战。先锋官杨继业所率领的杨家将与数万辽军鏖战两狼山，终因寡不敌众，含恨兵败，而杨继业为避免受辱触碑身亡。在此之后，六郎杨延昭状告太师兼兵马大元帅潘仁美从（李成儒 饰）中作梗，陷害杨家。太宗（仲星火 饰）着令八王（陈道明 饰）主审此案，而正在山西担任县令的寇准（葛优 饰）以此为契机被推上了政治舞台中心。但是这是一宗盘根错节、凶险非常的案子，内有潘妃（何赛飞 饰）率进谗言，外有太傅王强（曹力 饰）暗中掣肘，稍不留意便可能伤及自家的性命。
一场秋雨一场寒，小葱和秦淼都添了件夹衣，趴在东厢窗口往外看，一边商议，等葫芦跟板栗来了，要去集上逛逛，顺便在酒楼里去吃饭。
