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About 200,000 people died in Italy, mostly soldiers, mainly in North Africa.3. Some types, such as the core trading engine of the exchange, control the trading process. If multiple types can be created, the system will be completely chaotic. (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. The following is an analysis of some examples that we need to pay attention to when applying singleton pattern in the development process.辜战与止戈两人再度陷入兄弟阋墙的局面，就在两人打得难分难舍之际，辜战的战力指数破万点，正式和止戈并列到KO.2。上季结尾，Ben给Riley策划了一个完美生日，并且排除万难向她表白了爱意。Ben吻了Riley，Riley也接受了。留美回国的钢琴女老师李娜被网络大咖梅云婷邀请为她自闭症的外甥女做家教，发现梅云婷现任男友就是自己青梅竹马初恋谷峰，李娜背着一起美国留学现任男友郑凯和谷峰一次次的幽会，却被博爱善良的梅云婷和正直的郑凯发现，四人在爱情，友情，亲情，激情和各种误解，背叛，憎恨与宽恕交集的背景下，他们各自选择自己不同真爱和坚守道德底线禁区。Therefore, to sum up the distinguishing methods, the two main differences are: