What we understand is that if a single schema is instantiated, it will only be instantiated once. To implement a single schema, we simply use a variable to identify whether the class is instantiated. If it is not instantiated, then we can instantiate it once. Otherwise, we will directly return the instantiated object.
在这个烹饪方式花样繁多的时代，烧烤成为了一把打开人类先...
因此在实际意义上，眼下澎湖岛的意义是远大于苔湾本岛的，然而就是这么重要的一个地方，此时竟是三不管区域，逃民、渔户、走私者与葡萄牙商人共同构建了一个澎湖，港口简陋破旧，只是一个路过休息的落脚点。
遗弃在车站前的行李箱中的尸体，接连失踪的离家出走少女，惩治罪恶的黑暗英雄警视厅重案组黄金搭档樋口显（内藤刚志）与氏家让（佐野史郎）将要面对的又是…
武林“四大天王”之一的秦坚为独霸武林，勾结匿迹江湖多年的“血蛾帮”教主魏仁君杀害了名镇江湖的白啸天夫妇，并谋夺了白家藏宝图半张。为获得另半张藏宝图，秦坚一伙费了十五年工夫仍未得逞。而当年死里逃生的白啸天之女白秋霜为报灭门之仇，练得一身绝佳武功，且倚名剑“凤回剑”踏遍江湖，苦觅仇人。后得江湖豪侠司马长风偕与“凤回剑”齐名的“龙阳刀”联手相帮，更得江湖怪侠古木天、天凤女鼎力扶正灭邪，终于将杀害白啸天夫妇的凶手“血蛾帮”教皇秦坚和教主魏仁君至于死地，为武林除了一大祸害。
Statement: This article aims to provide an overview for all those who are interested in using artificial intelligence for anti-abuse defense. It is a potential blueprint for those who are jumping and watching. Therefore, this article focuses on providing a clear high-level summary and intentionally does not go deep into technical details. In other words, if you are an expert, I believe you will find ideas, technologies and reference materials that you have not heard of before. I hope you will be inspired and explore them further.
看到赵守正来了，大家纷纷往那边挤，其中范成最为殷勤。
Resolutely oppose the expansion of the second phase of Green Energy Waste Incineration Plant! Insistently demand the relocation of Green Energy Waste Incineration Plant!
凯特是个执着追求芭蕾舞梦想的女孩，她未经受过任何专业训练，通过录像带模仿练习，舞技出众。其父沉迷博彩不关心凯特，但是妹妹却力挺她完成梦想。她来到美国芭蕾舞学院面试，然而主考官里弗斯出于功利放弃了她，选择了名门之后。然而，凯特的舞技还是令人侧目，特别是另一考官库伯和入选者汤米。前者曾为她据理力争，而后者则对她一见倾心。
Public class Multiply Extensions AbstractCalculator implements ICalculator {
炎部落一战之后，延羽、嘉静、凌义、基洛、希阳五人回到金波城，这时却突然收到土元素城市——沙砾市受到邪灵组织入侵的消息，五人立刻赶往沙砾市，却发现这里出现了五个冒充机甲五勇士的人，原来这些人冒充延羽五人是为了从沙砾市酋长口中得出沙砾市能源石——灵土矿石的位置。最后在延羽五人的努力之下，终于揭发了假
When the server provides some UDP-based services, such as DNS, SMTP, NTP, etc., and finds some requests, in which the Response message is larger than the Request message, the Attacker sends a Request message that forges the source IP, and the source IP forges the IP address of the victim. After receiving the Request message, the server replies the "enlarged" Response message to the victim, thus realizing the amplification of traffic. The principle is roughly as follows:
但是黄大夫有特别嘱咐，李斯年纪大了。
为解救民众和重现正教，在江湖奇人疯清扬暗中帮助下，三剑客打败怪兽得到神兵升级机甲，一路向着四大恶贼的所在地进发，在途中更与上官子怡、小果叮、夜燕等人共同经历了一段段嬉笑怒骂，热血搞笑的故事。而一次次的苦战，就是一次次成长，凭着百折不挠，永不放弃的心，三剑客终于打败四大恶贼，重回巅峰。
戚继光点头道，文书我已经递上去，只等胡巡抚批准拨饷。
——【唐衣陷阱】写得很好，分析得也很到位，这帖子一发出来，就引得无数书友回帖。
看看小灰，正眼巴巴地望着她轻摇尾巴，那模样……嗳哟，就跟个馋嘴的小孩子眼神一样。
