1. There are two options to manage the creation and destruction of state objects. The first is to create and then destroy state objects only when they are needed, and the other is to create all state objects from the beginning and never destroy them. If the state object is relatively large, the first method can be used to save memory, which can avoid creating some objects that will not be used and recycle them in time. However, if the state changes frequently, it is best to create all these state objects in the first place, and there is no need to destroy them, because they may be used again soon.
《风云战国之列国》是由腾讯视频出品，企鹅影视和上造影视联合制作的国内首档剧情式历史纪录片。纪录片以齐、楚、燕、韩、赵、魏、秦战国七雄的英雄人物、国家命运为线索，通过实景还原和演技派演员演绎的全新剧情式呈现方式，探索战国时期的六国兴衰史以及秦王朝一统天下背后更深层的秘密，为广大观众再现2200多年前那一段波澜壮阔的历史。
1. Xie Na
心理学家克里斯•凯尔文（Donatas Banionis 饰）在飞往索拉瑞斯星之前来到儿时的父母家与当年的索拉瑞斯飞行员亨利•伯顿（Vladislav Dvorzhetsky 饰）见面。伯顿警告凯尔文索拉瑞斯星上会有不可思议的奇事发生，但后者并不以为意。凯尔文离开前，当 着父亲（尼古莱•格陵柯Nikolai Grinko 饰）的面焚毁了自己的个人物品。凯尔文到达索拉瑞斯星附近的太空站后，对科学家奇巴瑞安博士（Sos Sargsyan 饰）之死进行调查，却发现自己多年前已经去世的妻子哈莉（Natalya Bondarchuk 饰）竟突然出现。惊慌失措的凯尔文与太空站上另三位科学家讨论该如何面对怪事，却发现原来每人都深受其扰，不明就里……本片被提名1972年戛纳电影节金棕榈奖，并获同年戛纳电影节评委会大奖和国际影评人协会大奖。
The current boss, she thinks that I am not an editor and do not produce articles with content information, then I am the user operator.
一个嫉妒的妻子绑架了她的欺骗丈夫和他的年轻秘书，并把他们作为人质在一个孤立的房子在沙漠;但离婚是她从未想过的事。
本作品描绘了京都府警本部新设立的“网络综合犯罪系”的活跃表现。以主任安洛一诚为首的团队，利用网络分析和职业归档等最先进的机器和技术，对抗逼近身边的网络犯罪。
本剧讲述了天窗首领周子舒为求自由，不惜以生命为代价退出组织，命不久矣之际遇上一心灭世的鬼谷谷主温客行，两人因卷入江湖纷争相识相知，最终成为彼此救赎的故事。一场阴谋，两个知己，五块宝藏拼图，廿载恩怨，千百年江湖梦。
2009年，世界突发异状，本意长眠地下的死者突然复生，自此丧尸肆虐横行，死者众多。为了保护自身安全，人类成立志愿军向丧尸宣战。而相关药物的开发则宣告这场灾难的结束。丧尸从此被称作“部分死亡综合症患者”，通过药物注射他们得以找回作为人的记忆和情感，并慢慢回归社会。青年吉伦·沃克（卢克·纽伯里 Luke Newberry 饰）曾是丧尸中的一员，他满怀期待与父母家人见面，然而家乡充满了不安气氛。虽然志愿军早已解散，但他所在的诺顿村民风彪悍，思想保守，坚决反对任何回归者，而吉伦最疼爱的妹妹洁迈玛（哈丽特·肯斯 Harriet Cains 饰）正是当地志愿军的一员。
Use master
这么多人命，若是他承认自己在地下溶洞存身，那可就摆不脱嫌疑了。
帕奎塔是90年代西班牙的顶尖星探，却因突然失去了最大的客户而不得不努力发掘新星。
田遥说的话，她最不爱听了，火气一冒，把曲则全啥的都忘光光了，对着窗外大声道：男女咋就不一样重要了，女人咋就比不上男人了？你们家要是没了你娘能成么？田遥双手握拳，怒视着她，也大声道：怎么不成？我就没娘。
在中年危机的阴霾中，一位建筑师开始以朋克的身份过着双重生活，而他的家人则过着自己充满危机的生活。
1946年底，国民党军在豫南地区包围了我解放军某独立团。为延缓敌人的进攻，确保人民群众安全转移，我情工人员决定用假情报迷惑敌人，邓远达和叶淑婷被派往郑州执行这项特殊任务，邓远达成功打入敌人内部，在叶淑婷的配合和帮助下，与情报处处长费思清为首的特务斗智斗勇，出色地完成了一个又一个任务。通过不断的战斗历练，邓远达日趋成熟，最终成长为一名出色的情报工作者。而他和叶淑婷之间，也由最初的难以沟通逐渐转变为相互了解、信任、相知、相爱。就在他们完成任务准备撤离的最后关头，叶淑婷英勇牺牲,邓远达在完成任务后，带着二人共同的理想，继续走向新的战场
In July, the scorching sun in Shanghai was blazing and the heat was unbearable, but the scorching sun did not stop the students of the Accounting Society of Shanghai University of Finance and Economics from observing the society and understanding the people's livelihood. In Shanghai, a prosperous metropolis, people often see only high-rise buildings and prosperous commerce, but few people pay attention to the migrant workers who have made silent contributions behind the rapid economic development, not to mention understanding their lives, their sufferings and bitterness. Do children of migrant workers, living in Shanghai, have the opportunity to change their fate like their parents? Whether Shanghai can really accommodate them. Can they really develop in Shanghai, or are they just a group of "marginal people" in society? In order to understand the education and living conditions of the children of migrant workers in Shanghai and arouse the attention of the society to the life and education of the children of migrant workers, the students of the summer social practice team of the Accounting Society carried out this social practice.
For interface programming, a lot of changes that may occur in the system in the future can be isolated. Why? If the code is written for an interface, he can implement the interface with any new class through polymorphism. However, when the code uses a large number of specific classes, once new specific classes are added, the code must be changed. Violating the opening and closing principle.
