The principle of opening and closing means opening to expansion and closing to modification. When the program needs to be expanded, the original code cannot be modified, but the original code should be expanded to achieve a hot plug effect. Therefore, a summary of one sentence is: in order to make the program scalable, easy to maintain and upgrade. To achieve this effect, we need to use interfaces and abstract classes, etc. We will mention this point in the later specific design.
Industrial Internet mainly brings about the following trend changes: First, intelligence, which uses big data to analyze the needs of different customer groups, carries out intelligent industrial production, and produces intelligent products that can carry information, sense environment and self-detection; The second is flexibility, which not only controls the production cost in the form of mass production, but also meets the needs of users in the form of personalized products. The third is greening. Industrial Internet provides a new path choice for the development of green economy, circular economy and intensive economy.
靠，这网站才做出来，竟然就有人注册了，而且用的还是‘天启这个名字，这谁啊，太不要逼脸了。
After the ball is thrown into the basket and approved by the referee, it is counted as a score. 2 points can be scored for the input inside the 3-point line; 3 points can be scored if you put on the outside of the 3-point line, and the ball scored by stepping on the 3-point line with your heel or toe is regarded as a 2-point ball. One point from the free throw.
《恋爱操作团》主要讲述了多个"委托人"以"恋爱操作团"为中心达成"心愿"的逗趣故事。
上世纪90年代，从宁夏贫瘠甲天下的西海固地区搬迁到玉泉营地区的移民们，从无到有地建设着他们的新家园，村干部马得福（黄轩 饰）操心着通电、灌溉用水等桩桩件件的问题，他足够努力，却不自信未来什么时候来。直到国家新的扶贫政策出台，福建对宁夏的扶贫事业进行对口援助，并建立了合作样板闽宁村，陈金山（郭京飞 饰）、凌一农（黄觉 饰）等一批优秀的福建干部、技术人员为闽宁镇洒下奋斗的汗水，帮助得福找到了未来的方向，白麦苗（黄尧 饰）、马得宝（白宇帆 饰）、李水花（热依扎 饰）等村里的年轻人也通过劳务输入、发展庭院经济等收获了自信。在发展的过程中，传统与现代，物质文明与精神文明，寻根与断根等问题不断突显，对于马喊水（张嘉益 饰）、白校长（祖峰 饰）、李大有（尤勇智 饰）这些上一辈的人们而言，挑战和转变也在不断发生着。从西海固走出的人们没有忘记他们的初心，他们没有断根，而是把根扎在了这片更肥沃的地方，互相扶持着走上了康庄大道
Network Address Translate
曾轰动全球且价值高达300亿的钻石太阳之泪惊现中国澳门，某神秘人物委托混迹赌场的盗贼朴澳门组织人马侵入赌场金库，盗取钻石，事成之后报酬颇丰。在此之后，朴从韩国网罗了当年被他背叛的伙伴波比、詹姆帕诺、艾妮可、口香糖、百事，以及中国方面的陈、安德鲁、朱莉、乔尼等人。这些人中包括偷盗、绳索、路线、演技等各方面高手，实可谓一次强强联合。
Now there is an abstract PizzaStore class from which other classes can extend and override their CreatePizza methods.
Look at the code of the database connection pool:
因为Henry拥有穿梭时空的能力，但他却没法控制，因此两人虽然相爱却经常没法长久待在一起。
Although the above code fulfills the requirements on the page, But our code is coupled together, At present, although there are not many problems, if SKU attributes become more and more with the change of demand in the future, for example, when one or more drop-down boxes are added to the page, it means selecting the memory of the mobile phone. Now we need to calculate the color, memory and purchase quantity to judge whether NextBTN shows insufficient inventory or puts it into the shopping cart. The code is as follows:
"Web Security" CSRF Attack and Defense, the First Defense Line for Web Security
Latest version address:
但是明天不加更，后天一定加更。
