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!
之前西楚国丢失彭城，虽然项羽率军很快将城池夺了回来，但造成的恶劣影响还是难以控制，西楚国从此开始走上一个下坡路。
蜜蜜是一只活泼可爱,古灵精怪的小猫咪，温柔的妈妈、有趣爱运动的爸爸、还有淘气调皮的弟弟乐乐，他们是快乐的一家人。故事主要围绕蜜蜜的日常生活进行展开。 同时让小朋友了解是爸爸妈妈在生活的点滴中传授经验，让孩子们在爱中懂得分享与感恩，在游戏中学会探索与思考。
他的千户也是祖上传下来的的，这是很爽的一件事，虽然没有文官那么吃香，但一个千户所也够他吃的。
This.value = value;
14、红梅阁 10集 李慧娘－龚慈恩 裴禹－邱心志 卢昭容－桑妮 朝霞－贾静雯
Time and date are frequently encountered data types. The classes of time and date types in QT are as follows:
胡宗宪依然坚持己见：为今，正式与朝廷议和，定藩属，保东海是为上策。
这山里就住了咱们一家人呢。
马蹄震拂晓，风卷惊飞鸟，闪亮刀出鞘，酒酒醉带笑，英雄不留名，千里雨中行，搏杀崆峒顶，血染见豪情。
This is the basis of the opening and closing principle, and the specific content: interface-oriented programming, relying on abstraction rather than concreteness. When a specific class is used when writing code, it does not interact with the specific class, but interacts with the upper interface of the specific class.
本剧描述了20世纪30年代初期，生活在上海的方家、韩家、郑家、阎家，因儿女的联姻，引出了一个又一个动人心弦、感人肺腑，令人荡气回肠的曲折故事。
Qingdao Women's Jump Once Walked Out of Leading Person
IBM's Price agrees.
东吴科技CEO吴聪（王皓 饰）在一场高科技发布会上不幸发生事故，导致人间蒸发变成“透明人”。在他万念俱灰的时候，遇到了职场小透明小鹿（史策 饰），而她是唯一能看见吴聪的人。二人结成欢喜冤家，开始了一段“真透明”与“小透明”之间相爱相杀的互救之旅……
シシド＆松村北斗＆木村祐一が浮気調査に挑む 『レッドアイズ』前日譚がHulu配信
The next article: Intelligent Construction Process Management of Large Marine Engineering Projects Based on BIM Technology
可是万万没想到的嬴子夜此时竟然会刚好出现，刚好看到李斯，而且是和自己在一起。
张杨也起身道：不错。
