This class can meet the basic requirements, but if we put a class like this without thread safety protection into a multi-threaded environment, there will definitely be problems. How to solve them? The first thing we think of is adding the synchronized keyword to the getInstance method, as follows:
在济南一角，有一个年画世家，他家有一个儿子叫做蒲松龄（马浚伟 饰），自幼天资聪颖的他对于书画、故事都极其擅长，蒲父对他的寄望颇大。但误解蒲父的蒲松龄不愿受到父亲的摆布，希望做自己真正想做之事。和镇上的捕快高喆（陈锦鸿 饰）结成好友的他，因此知道了镇上不少离奇古怪之事，开阔了他的眼界。某一次，蒲松龄和高喆在追中一起案件时，差点遭到歹徒的毒手，幸而被一名女子小翠（陈法拉 饰）相救。原来小翠竟是来报恩的狐仙，她对颇有才情的蒲松龄一见钟情。而另一边，蒲松龄又邂逅了在自家画坊工作的女工柳心如（钟嘉欣 饰），而心如来到蒲家原来是有目的的……一出出人鬼狐仙的故事就此上演。
隆福戏院，天婴女扮男妆代师傅九岁红登台救场，却不想一炮而红，成了名角儿，也让洪帮二当家罗浮生和许家公子许星程一见倾心，各施所长展开追求。
特战部队NH1队长唯坚是一个学习好，运动也擅长的男子汉。虽然可以做的事情有很多，但他选择了陆军士官学校。有保护孩子、老人和美人的信念。外科医生怀芳，精明能干，对于手术室教授们来说是最棒的助攻，顺利地在29岁时成为专科医生。但是，凭实力而没有背景是行不通的，三次都失败被聘用教授。但因参加一个电视台的医疗节目，意外地成为医院的名牌医生。唯坚与上士保辉休假之时遭遇激斗事件，送小偷去医院的时候，被住院医师怀芳误会，也引得保辉的前女友明玉突然出现，怀芳因此与唯坚结缘，可是由于立场不同最终不欢而散。一次意外派遣，怀芳又与唯坚相遇在战火频发的海防岛，作为医疗派遣队队长的怀芳与唯坚无数次并肩作战，感情得到了升华。可是回去后唯坚面对唯坚出生入死的工作又开始了新一轮担忧，与此同时，保辉与明玉的爱情也再次遇到了威胁。
IOC mode:
The sourceable interface's first Sub1!
山海经妖怪白泽与学生小豆在现代人类社会的爆笑生活。
高大哥，你说你这人是不是好讨厌？上次把我六哥弄走了，害我爷爷奶奶和爹娘伤心了好些年，这次又是。
同一天，全世界华人商会的领袖都来到南洋，他们在等待一个老人的死去和王子的归来……程氏家族第四代继承人程远从美国回来了、程远在归途上，有人在他船舱的卧室里藏匿大麻，恰巧，因为他跟别人换了舱室，躲了过去。与他换舱室的一对中国男女，男的叫李克金，女孩叫伍月。李克金冤枉地被捕，伍月来到岛上，并请求程远营救李克金。程远正深陷在父亲去世之后家族的混乱之中，他必须跟费先生的女儿丽达联姻，必须稳定家族各方面的关系才能从泥泞中走出来。大姐的儿子皮皮虎视眈眈要夺权，爱他的二姐一意孤行，家族的元老七叔，希望他做傀儡，丽达的父亲随时都想一口吞掉程家，有太多的脉络要梳清，有太多的真相要查明。从此两个毫不相干，天壤之别的年轻人程远和伍月都陷入到一个复杂的家族争斗的大旋涡中，越旋越深。伍月指望程远救李克金，程远依靠伍月做掩护去解疑惑。在家族争斗的过程中，伍月替他挡了一枪，程远发现他渐渐爱上了身边的这个北京女孩。但是和丽达的联姻，也是家族的责任，责任重于生命，程远知道，他无法摆脱自己的命运。二姐为了程远的安全把他送到了
传闻上古奇书《异物志》的记载中有一百年巨蟒名唤山神，头顶长有七星璀璨珠，食之可生根。消息传到当朝宦官刘靖耳中，为弥补自身的残缺私欲，刘靖命其义子前去寻觅此物，一场血雨腥风的人蛇大战就此拉开序幕。
After I hit 4.5 firearms division, I also killed the little monster around the shadow. The shadow also came to the kite side, but there was only one dialogue, that is, I asked to take another lock. What's going on?
欢迎走进iTunes大热真实罪案播客的台前幕后。
My judge said, 'If I told you what you said, would you believe it yourself?' When their leader came, he told me, 'haven't you told the truth yet?' , look at me also didn't reply, told me 'the somebody else said, the first to die is Xia Qiyong, right? You are the lightest, still hold the press? " He ordered me.
Pattern correspondence:
"No." The security guard replied to me, "It is true that some people just want to come and see the situation. And he also doesn't want you to be nervous. The money may still be available."
她使劲压住狂跳的心，将人一拨拨地分派出去，又让马小七去私塾，将这事告诉葫芦兄弟。
一群喧闹的大学生来到了人迹罕至的小树林里，这五个朋友准备在这里度过一个放纵、开心、难忘的周末。根据指示，他们找到了位于树林深处的一个小木屋，准备在这里开始自己的派对。
On another occasion, he also acted as a mentally retarded person. When school was over, because Lin Nian was a "garbage bug", the teacher asked him to take out the garbage, but Lin Nian actually said, "Teacher, I am a two-year-old 'little BB', so I can't take out the garbage yet." The whole class burst out laughing.
The most basic defense at the network layer is RFC? 2827 [3]. Using input source filtering, ISP refuses to route a packet whose source IP address does not belong to its source subnet further. Input source filtering can effectively prevent SYN flooding attacks disguised as IP. However, this method is useless at present because it is difficult to deploy on a large scale. Moreover, input source filtering cannot resist distributed attacks.
