This chapter is the last lecture on design patterns. It will talk about the third design pattern-behavioral pattern, with a total of 11 types: policy pattern, template method pattern, observer pattern, iterative sub-pattern, responsibility chain pattern, command pattern, memo pattern, state pattern, visitor pattern, intermediary pattern and interpreter pattern. I have been writing about design patterns for a long time. At last it's halfway through, Writing a blog post is a very time-consuming thing, Because I have to be responsible for the readers, Whether it's graphs, codes, or representations, Everyone hopes to write it as clearly as possible so that readers can understand it. I think both I and the readers hope to see high-quality blog posts come out. Starting from myself, I will stick to it and update it continuously. The continuous motivation comes from the continuous support of readers and friends. I will do my best to write every article well! I hope everyone can give opinions and suggestions continuously and jointly create a perfect blog post!
Resource isolation can be regarded as a protective shield for user services. This protective system has extremely powerful data and traffic processing capabilities to filter abnormal traffic and requests for users. For example, for Syn Flood, the shield will respond to Syn Cookie or Syn Reset authentication, filter forged source data packets or attacks of power generation through authentication of data sources, and protect the server from malicious connection erosion. The resource isolation system mainly protects the third and fourth layers of ISO model. The schematic diagram of resource isolation is as follows:
MDT Organization and Implementation Specification
永平帝收回目光，微微点头道：无妨。
"Do you mean that these 'dogs' that attacked position 142 are indeed some animals similar in appearance to common dogs?" I said.
一天，Ing Jun和她的朋友Marin来曼谷找工作，Songkran出于同情聘用了她们。Marin的脸上有一块很大的红色胎记，每个人对她都避如蛇蝎。当Songkran得知Ing Jun是他看重的那块地的主人的女儿后，他决定和Ing Jun约会，直到Ing Jun无条件放弃那块地。Songkran成功了，Ing Jun把自己的土地份额给了Songkran。不久，Songkran抛弃了Ing Jun，重回他的明星女友Rose的怀抱。Ing Jun很伤心，想要自杀，但被姐姐Ing Dao及时救下。
武警总队特勤中队长秦观报仇心切，在行动中强行解救人质失败，导致恐怖分子“血狼”逃走，人质被害。秦观受到降职处分。部队决定吸纳女兵加入特勤队伍，秦观接兵时目睹了武术专业女大学生柠檬在街头维持正义，对她的身手大为赞赏，动员柠檬参军。同寝室的陈萱、柳真真决定和好友一同应征。
来人是洪霖。
抱起她就往前跑去，一边对押解青鸾公主的军士道：让她过来。
所谓 PET 称的是有着改变他人记忆的超能力少年，他们被黑社会管理操控来替黑社会达成不可告人的目的，而这群「PET」的领袖为了拯救自己的同伴居然从黑社会手里逃走了。
The load method returns the module's exports object after loading, compiling, and caching the module. This is why only methods defined on the exports object in the circle.js file can be called externally.
一位教授、一个疯子，人类历史上最早的英语大词典就这样在两个迥然不同的人手中诞生。
本剧翻拍自汉娜·菲德尔2013年自编自导的同名影片，菲德尔出任该剧导演兼编剧。故事围绕一位高中女教师与学生发生恋情的故事展开。
周一一，32岁，丰满可爱，中等姿色，原是购物频道主持人，经历了男友张诚军爱上自己好友庄静的打击之后，毅然决定离开购物频道，调入999电台。却不料，第一次电台直播那天，由于突遭大雨，出租车被一个男人抢了，直播因此开了天窗，周小易被领导批评到万劫不复。抢周一一出租车的男人正是全城最红电台1088的最红DJ曹砚。曹砚性格桀骜，三年前女友刘真的离去令他一直情伤未复，虽然事业如日中天，但内心寂寞。
Mainland Chinese actor, representative works "Unintentional Mage" and "Forensic Qin Ming".
Public void add (Observer observer);
在遥远的未来，地球受太阳风暴影响，地心开始融化，随后全球火山爆发。为了生存，以刀霸和美杜莎为首的各方势力为争夺生存资源，不断发动战争，巴沟村村民崔福来因为外星能量的出现，被迫卷入两方的争斗中，眼看着同伴、妻儿收到伤害，崔福来终于觉醒体内的外星能量，他能否打败恶势力守护当地和平？
1976年的某知青点，酷爱拉小提琴的知青苏扬与郑向东热恋，却因为误会和意外而失之交臂。一直暗恋苏扬的司梦南趁机接近苏扬，两人走到了一起，却又屡次猜疑、背叛苏扬。郑向东和同学孙千雅一起复习准备高考，孙千雅对郑向东情愫暗生。苏扬为了照顾生病的父亲而放弃了大学之路，但她在知青点学到的缝纫手艺和服装设计上的天赋为她打开了另一扇通向梦想的大门。苏扬不知道当年以为夭折的儿子郑好已经被郑家养大成人。司梦南嫉妒心作祟，处处针对郑向东。饱经磨难和坎坷，苏扬在服装界取得了巨大的成功。苏扬终于知道了郑好的身世，孙千雅却身患重病，苏扬选择让孩子永远认孙千雅为妈妈。经历了一切之后，当年意气风发的知青们感受到了岁月和人性的洗礼。
