D > B enters the synchronized block, and since instance is not null at this time, it immediately leaves the synchronized block and returns the result to the program calling the method. E > At this point, thread B intends to use the Singleton instance, only to find that it has not been initialized, so an error occurs. Therefore, there is still the possibility of errors in the program. In fact, the running process of the program is very complicated. From this, we can see that it is more difficult and challenging to write programs especially in multi-threaded environment. We further optimized the program:
夏木（乔振宇饰）是一位有着双重性格的资深心理师，性格非常沉闷但是骨子里却又很闷骚，有着典型的直男审美观，今年已经32岁，和前妻离婚过着单身的生活，并且还是过着和年龄不符的退休生活。欧阳欣（唐艺昕饰）是夏木所拥有的另一人格，和夏木本身性格有着很大的差异，她恶毒真实身份一直是个谜团。
In recent years, the new "Minimum Wage Regulation" has been formally implemented. In fact, the "Minimum Wage Regulations for Enterprises" was promulgated as early as 1993. In recent years, Shanghai, Shandong, Chengdu, Beijing and other places have separately issued minimum wage standards for part-time employment groups. On the one hand, the new "Minimum Wage Regulations" emphasize the need to formulate and implement minimum wage standards nationwide, and on the other hand, they also show flexibility. For example, the minimum wage standards can vary from place to place, and the minimum wage standards can be adjusted at least every two years. The minimum wage standard is also divided into two forms: monthly minimum wage standard and hourly minimum wage standard to adapt to different employment groups.
这时，一边的助理小王小声的说道：彭导，老板说《唐伯虎点秋香》的票房能超过《倚天屠龙记之魔教教主》，所以……票房能超过《倚天屠龙记之魔教教主》？老板还真敢说。
Anyway, the smell is very bad. I feel that the worst smell I have ever smelled in my life is it, but it is all a small meaning. It took me a few minutes to feel sick and uncomfortable. The Vietnamese army's attack started again. From this onwards, it can also be said to be the most difficult period in the defense war of the whole 142 position. "Zhao Mingkai said.
听了这话，众人都炸了。
很重要的一点便是团结，各路弱小的义军团结在一起，才有足够的力量与秦军相抗衡。
《马上回来》：一次车祸夺走了玛莎（海莉·阿特维尔 Hayley Atwell 饰）的男友艾什（多姆纳尔·格利森 Domhnall Gleeson 饰）的生命。在朋友的推荐下，玛莎利用艾什在社交网络上留下的信息塑造了一个具有人工智能的假艾什。刚开始玛莎只能通过手机听到合成的艾什的声音，不久之后，那个声音告诉玛莎，有一个方法可以让艾什“真正”的回到她的身边。
讲述了面对着因时代的悲剧错误而造成的家族史痛苦，情比血浓的母女三人，却又发生着让人心碎的成长故事
杨寿全虽不以为意，但还是点头道，后面考试的措辞也务必谦逊。
秦湖：……杜松笑道：你既这么喜欢看她们跳，不如想个折中的比试法子，把她们赢回去，不就能天天看了？大苞谷摇头道：弄许多人回去，拿什么养活？杜松：……黄豆等人均笑得前仰后合。
该剧围绕两代人之间错综复杂、恩怨交织的爱情故事缓缓拉开序幕。在波纳维斯塔庄园，年轻的侍女伊娜和少爷安吉罗坠入爱河。身份的悬殊注定了两个人的爱情困难重重。他们的相爱也同时揭开了一段鲜为人知的尘封往事，伊娜的生母阿摩尔曾与波纳维斯塔庄园的少主埃多瓦多相爱，却被埃多瓦多的母亲波尼塔拆散。阿摩尔生下女儿伊娜后奔赴美国，小伊娜在菲律宾却遭遇天灾，侥幸生还后被收养。命运流转，伊娜成年后又回到波纳维斯塔庄园，她与安吉罗之间产生了感情，主仆之别加上血缘谜团使两个人的情感之路困难重重。有情人能不能走到最后？上一辈纠缠的爱恨情仇又将如何化解？
The King of Pop in Chinese music is well deserved. Participating in variety shows such as "Good Voice of China", "New Song of China" and "Super Brain" still maintains high exposure. Jay Chou is probably the biggest star in the Oppo star family.
讲述了一个被拐买的女孩子历经磨难，凭借真情和信念改变命运、奋斗人生的感人故事。人生境遇一波三折，但人间真情和坚强信念如石缝下的小草生生不息。
尹旭心知肚明，关切问道：将士们伤亡很大吧？英布皱眉叹道：可不是？其他几国诸侯伤亡也不小。
但是没有用了，镜子碎了就再也别想恢复完整，做过的事无论如何也不能当它没有发生过。
这样清灵的女孩，他真的没见过，或者说，见过的也不如眼前这个自然灵动，如一汪清澈的山泉，那笑容仿佛能涤荡人心，让他跟着沉静。
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