3. Some classes, such as the core trading engine of the exchange, control the trading process. If multiple classes can be created, the system will be completely messed up. (For example, if there are multiple commanders in an army who command at the same time, there will definitely be a mess), so only by using the singleton mode can the core transaction server independently control the whole process.
文革期间，医学专家陈雨莳被批斗时不忍羞辱自杀，妻子廖静做为“反动学术权威”也险些被整死，幸得转业军人袁长喜帮助才逃过一劫。随后陈家房产被瓜分，住进了文革造反起家、同为医院职工的李美娣和救命恩人袁长喜两家。
要不……你也跟我们一起去桃花谷，去姑姑家吃饭，好么？姑姑可是很喜欢淼淼的。
这种时候，再也没有任何一个人怀疑这是一个必死的差事，连严世藩这种要脑子有脑子，要势力有势力，要爹有爹，几乎无懈可击的人都倒了，谁还敢来？就算原本有敢来的，现在也不敢来了。
男孩与女孩萍水邂逅，从此杳无音讯……却留下了一生的约定。
该剧以轻松诙谐的方式讲述了在父亲遗留下来的豪宅里过着公主般生活的独生女与作为管家溶入其中的一个穷光蛋之间所发生的妙趣横生的故事。
Caretaker, responsible for saving memos, cannot operate or check the contents of memos.
陈启先在启明上，发表了三章。
小昭一身鲜艳红衣，眼神狡黠，古灵精怪。
在参与节目后，恩英突然发现金主永勋竟然是自己的同学，在接触中，两人不可避免的产生了感情。此时，恩英却意外的得知永勋是冒牌富翁的事实，倍受打击。与此同时一个真正的富家小开刘真河也正式闯入恩英的生活，在金钱和爱情面前，这个渴望变成公主的灰姑娘又将选择哪一双水晶鞋呢……
相传二战结束前昔，曰军将一批从中国掠夺的黄金财宝带到湄南，后与国军押送队伍火拼，双方全军覆没，大批黄金因此埋藏在湄南雨林。有一头驮送黄金的大象在战乱中逃脱，传立象奴将黄金埋藏之地的地形刻在了象牙上……
The policeman and Fan Ren who met at the hotel were shocked. Fan Ren ran away again. Yi Shang, who followed the policeman and Fan Ren out, was knocked down by a man named Taibai. His notebook computer was broken. He gave his business card to the other party and said he would contact him later. The policeman objected angrily to the wedding. Yi Shang discussed countermeasures with Yu Ying after meeting, and Yu Ying reluctantly broke up. Yi Shang announced to his family that no matter what happened, he would hold a wedding with Yu Ying. Koko threw out the gem box sent by Yu Ying and firmly opposed it. Small rate to three warm look for dazzle check, see is talking with yeon-hee dazzle check, from two people's eyes seem to feel something. Small rate please dazzle check to solve the problem of money, dazzle check refused and went out. Lanzi angrily called Qinglan to let her take Zhong Nan away. Qinglan proposed to adopt children for health, but health said that she did not like children. Yi Shang came to Fu Ying and asked her to tell Yu Ying that she must wait for herself. Yishang is waiting for the new prosecutor in the prosecutor's office.
In other words, a SYN packet with only 40 bytes takes up 84 bytes of bandwidth when transmitted on the network.
刘井儿看呆了，问虎子：二姑娘这都是跟鲁师傅学的？虎子笑着点头。
The code is very simple. When x==3, intercept the event, which is the fourth event in the sequence of events. The log is as follows:
石猴灵敏机智，被猴王收为养子。不多时，一场山洪灾害导致猴王和众多小猴丧命，石猴虽然带领众猴逃进水帘洞，但死亡的阴影始终笼罩着他，为寻长生不老之仙方，石猴独自驾筏，漂洋过海，终于拜得菩提老祖为师，祖师为他取名孙悟空。从此悟空参禅悟道，学习武艺，掌握了七十二般变化的本领。学成归来，在花果山当起了“美
阿塞尼奥·霍尔（Arsenio Hall）于2019年4月在加利福尼亚州圣何塞（San Jose）现场拍摄了他的第一部单口喜剧特辑。
直到夏日某一天的黄昏时分，小镇一个宁静的区域陷入了恐慌。人们毫无预兆、毫无理由地晕倒，任何试图进入该区域的人也会遭遇同样的情况。
殷然（蔡思贝 饰）生长在一个和睦的家庭之中，为人正直善良，颇受朋友和长辈们的喜爱，然而，某日，厄运毫无征兆的降临到了她的头上，殷然的父母在一场事故中双双去世，保险公司拒绝赔偿，事故的起因亦颇为蹊跷。毕业后，殷然放弃了救死扶伤的医生志愿，转而成为了一名保险公司调查员，只为了有朝一日能找出事件的真相抚慰父母的在天之灵。
3. Refactoring code using policy mode
