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:
I hope everyone can consider choosing artisans and weapons with different tastes according to their own outfits.
2. Second handshake: The server receives SYN message segment. When the server receives the SYN message segment from the client, it needs to confirm the SYN message segment and set the Acknowledge Number to x+1 (Sequence Number+1); At the same time, I also need to send SYN request information, setting SYN position to 1 and Sequence Number to y; The server side puts all the above information into a message segment (i.e. SYN + ACK message segment) and sends it to the client side. At this time, the server enters the SYN_RECV state.
好在尹旭的目光来得快去的也快，很快就消失不见了，绿萝这才淡然平静。
将来逐鹿天下，问鼎中原也会更有机会。
本剧以一个佛头为契机，情节曲折离奇，悬念叠出，连带出许许多多有意思的人和故事，并力求在吸引人的前提下，对蕴藏在生活喜剧表面之后的一些社会问题做了一个文化意义上的思索，为观众从最近的距离讲述了一个老百姓自己的故事……
假小子汤小米是90后的孩子中格外调皮捣蛋的一个突出份子。她有一位威名远扬的副旅长母亲米蓝，和一位事业有成的富商爸爸汤沐阳，但是她没有一个完整的家——米蓝当年放弃了丈夫与女儿，一心扎进了部队；而忙着挣钱的老爸也顾不上对小米的管教，于是汤小米成了个性格叛逆，到处惹是生非的问题少年。汤小米的不受管教成了米蓝的心病，为了让女儿能被训练得“规矩”一些，米蓝把汤小米抓进军营，死死按住，而小米则处处闹事儿，绞尽脑汁想要逃跑，成了新兵连的刺儿头兵，一场麻辣母女之间的麻辣战斗就此展开……
4. Large investment, The density is too high when the water supply is not available, Misgurnus anguillicaudatus invested about 500 kg, Monopterus albus invested about 100 kg, and snails invested about 3,000 kg. These items were basically not sold back at all. The workers hired two, 6,000 a month. The reason was that they were too optimistic about the prospect, the workers did not pay attention, and they basically had to worry about themselves. Therefore, the breeding should be done slowly by their own family as far as possible, and people should be hired when the scale went up.
A fallen priest, a legendary demon hunter, and a modern day superhero join forces to battle evil.
11
……国术这一个词，尘封了半个世纪，渐渐被大众所遗忘。
沙加路恨得牙痒。
京城刑警李慧炎（段奕宏 饰）因一起绑架案，来到东北小城双塔，机缘巧合下，与前来寻找父亲被杀真相的入殓师周游（大鹏 饰）相识。二人意外卷入一宗横跨三十年的恩怨纠葛……
宝亲王天资过人，唯生性不羁，令雍正忧心其日后能否继承大统，发扬满清基业。，加上苗疆叛乱仍频，遂不顾一切，释放了与雍正争位失败十四皇叔允题，允题重掌要职，助乾隆冶理国事，允题为夺取江山，遂散播谣 言，引乾隆离京追查自己身世，伺机夺位。 乾隆微服南下，结识了反清秘密会社会忠义堂会员周日清、蛋家妹和赵南星等人，成为好友，经过一番明查暗访，乾隆终证实了自己乃真正旗人，知道允题图谋不轨。 乾隆身份被揭，忠义堂反清义士与他反目：与福如的感情亦只有夫奈与黯然……
Frankly speaking, I don't think domain expertise will help much for the following reasons:
5.1 Mental abnormalities, mental illness and unqualified medical history.
讲述富家少爷因为挥霍无度被老爸赶出家门沦落为炸鸡店的外卖小哥遇到娇蛮女孩后发生的有趣故事！
