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:
"That 's for sure, With the fire shield of the gun group returning from the reverse direction, Then the "day" will not be sad, No matter how many enemies there are, Also can't rush the "no man's land" formed by the shell coverage, In addition to the comrades who died, Both Zhou Xiaolin and Jiang Yong are quite regrettable, One of them was missing a leg, One without half an arm, Although they all fainted from pain, But when I woke up, one leaned against the wall of the trench and one armed with one hand still insisted on fighting until the best moment. They were all good... "Zhao Mingkai was the same as other war veterans I interviewed. At the end of the day, he was also a little emotional and his resolute lips trembled slightly. I knew he was trying to control his emotions and didn't want to cry.
? This mode is an improvement on the common factory method mode. In the common factory method mode, if the passed string is wrong, the object cannot be created correctly, while the multiple factory method mode provides multiple factory methods to create the object separately. Diagram:
Liu Guiduo's family in Heilongjiang called him "Xiao Er". In his family's impression, he was "filial, intelligent, regretful of dropping out of school early and envious of people with culture". At the age of 15, there was a great drought in the village. Liu Guiduo left home for the first time and sold coolies in construction sites and farms. When he decided to board the ship, his father drove a tractor to take him to the county seat. On weekdays, the old father only smoked his own flue-cured tobacco. Liu Guiduo bought two packs of cigarettes, stuffed them into his father and left.
《最佳李顺心》讲述以父亲去世为契机被卷入意想不到命运漩涡的妈妈和小女儿寻找幸福的故事，达成社会共感并传达治愈的信息。IU饰演“李顺心”的角色，是在任何逆境中都开朗充满朝气生活的人物，向现代年轻一代传达勇气与希望。跃升为荧屏大势的赵正锡在剧中饰演顺利发展的企划社社长申俊浩，具有傲慢自信冷静的性格，与李顺心见面后感悟真正成功的意义。
Fuda Alloy IPO Investigation: Suspected of Concealing Actual Controller's Dishonesty of Important Related Parties in Mutual Insurance Litigation
公元2008年5月12日14时28分，中国四川省汶川县发生里氏8级大地震，强烈的地震甚至波及全国十几个省，而位于震中附近的周边城镇则蒙受巨大灾难。
《龙的传人》是由金鹰卡通卫视专为中小学生打造的一档全国首档亲子国学传承节目。中国传统文化是古圣先贤千百年来的智慧结晶，是中华文化的精髓，是需要国人一代代传承下去的精华。节目将以华夏文明精粹的诗词领衔，复以文字、成语、典故等进行现代化演绎，让更多中小学生通过这档节目重视瑰宝传承。
顾涧看着刘副将军等人。
在被整容前，钟莉只是某高级会所的服务生，上流社会对她这个来这个大城市打拼
江市刑警队特侦组组长童帆通过进修犯罪现场勘查、犯罪心理高级课程，希望为刑侦工作开拓出新的境界，走出一条科技强警科学刑侦的新路，同时还建议引进心理辅导机制，对长期处于高压工作环境、面对穷凶极恶犯罪分子的干警进行心理干预。此时，江市发生了一系列恶性案件，特侦组全面进入侦查，却发现隐藏在凶案背后的一个危害社会安全的大阴谋。在一次次深入案件的调查中，童帆忍受着常人难以承受的压力，带领特侦组成员通过对犯罪心理和犯罪现场的完美还原等科学技术手段，与时俱进办案，拨开重重迷雾，历经艰难险阻，最终将犯罪分子一网打尽。特侦组最终保护了人民群众和国家财产安全。
Having a certain professional level, usually with independent diagnosis and treatment ability of deputy senior title or above;
CCTV financial reporters clicked on the speed measuring software of a 5G mobile phone and a 4G mobile phone at the same time and found that the download speeds of the two mobile phones were very different.
命运是一个大转轮，无论它去得多远，行得多久，终会回到原点。
《超级企鹅联盟：Super3星斗场》是一部大型全明星篮球团战真人秀。李晨、郑恺、萧敬腾、赖冠霖等32位各界艺人将化身训练营营员，在传奇营长李春江和球队经理Sunnee、赖美云的带领下，经受专业级别的魔鬼特训，并随时可能遭遇残酷的淘汰危机。
① Production
TVB6月开拍时装女性爱情喜剧《爱美丽狂想曲》，已知主演有陈豪、李佳芯、萧正楠、曹永廉、杨诗敏等，监制罗永贤。
克莱尔（塔莉娅·莱德饰）和艾丹（乔丹·费舍饰）约定在上大学前分手，并在分手前一晚进行了一场有纪念意义的约会。两人回首了一起走过的日子，包括第一次见面、亲吻和争吵，并开始认真思考是继续在一起，还是就此分道扬镳？《初识与告别之间》是一部精彩的浪漫喜剧，由热门系列《致所有我曾爱过的男孩》的制片人打造，改编自珍妮弗·E·史密斯的畅销小说。
紫月剑和《天河魔剑录》只会慢慢被遗忘，最后尘封在某一个布满蜘蛛网的角落里。
