The third parameter is the error message returned when the validation fails.
The following is the definition of the factory method: an interface is defined to create an object, but the subclass decides which one to create. The factory method defers this process of creating objects to subclasses.
Cpu shutdown!
Qinglan told Hexin that this was the last time he came to see him. Hexin grabbed the bars and made a scene. At the same time, the policeman also walked into the training center in order to see the river do good deeds and almost met Qinglan. He Xingshan gave the address of Qinglan's family to the patrol and begged him to persuade Qinglan. Koko asked Qinglan to give birth to a child as soon as possible. Qinglan replied that she did not understand the woman who was pregnant for marriage. Then Youmei came in and heard Qinglan's words. Health and Qinglan congratulated their marriage with Hyun Cha, Yi Shang and You Mei in the barbecue shop. You Mei said she was two years older than Qinglan and proposed to speak with honorific titles later, which was firmly opposed by Qinglan.
这些小鬼们不经意的激起一连串的麻烦事件……但是最后这场刺激的冒险旅程也让他们了解到友情的价值和打开了大家的勇气——尽管招来了两个很“老”朋友——鲍柏和他们的老师侠客
平武有些蒙了，没想到尹旭突然来了这么一手。
3. While sailing, vessels engaged in fishing shall, as far as possible, give way to the following vessels:
好在按习俗，聘礼不是都收下的。
他用力定了下心神，睁开眼睛，查看四周情形。
The width of any one of the wires observed perpendicular to the printed board surface.
無実の男 草なぎ剛 タモリ
宋初九原本是个软包子，痴爱着萧墨清，然而萧墨清心中只有白月光苏璃，当初不得已才跟宋初九结婚，竟可以眼看着宋初九被人欺负，落得尊严全无。突然间，宋初九醒悟了，变得超A超飒，一手对抗情敌，一手虐渣男的幸福生活就这样开始了！
-----Throwing Knife
CW的《吸血鬼日记 The Vampire Diaries》及《吸血鬼始祖 The Originals》共同衍生剧《吸血鬼后裔 Legacies》背景设置在Salvatore学校里，17岁的Hope Mikaelson（Danielle Rose Russell饰，狼人﹑吸血鬼 ﹑女巫三重混血种）﹑Alaric Saltzman的双胞胎Lizzie﹑Josie，及其他拥有超自然血统的的年青人在此既可能建立起自我，亦可能被冲动所蒙蔽。所以他们究竟会成为英雄，还是如血统本质下成为反派？而他们的行为都在校长Alaric Saltzman（Matthew Davis饰）的监督之下。
The second method: black screen recovery
李敬文很快吃完一碗粥，小葱立即接过空碗去，一边将那汤端到他面前，道：你尝尝这个。
嬴子夜可以说已经习以为常，甚至是欣然接受，每日与尹旭同居一室，他却从来都是守礼的谦谦君子。
她还是第一次看到，江湖上竟然有人为天下高手做出一个明确的排名。
The fundamental reason for using design patterns is to adapt to changes, improve code reuse rate, and make software more maintainable and scalable. In addition, the following principles should be followed when designing: single responsibility principle, open and closed principle, Richter substitution principle, dependency inversion principle, interface isolation principle, composite reuse principle and Dimit principle. Each design principle is described below.
