2. There will only be one instance per startup in the application. Such as account system and database system.
不等暴龙发飙，徐风搂着妹妹赶紧跑了。
The simple understanding is that photometry is in charge of the light and shade distribution of the whole photo, with the central focus on photometry and uniform light and shade of the photo. The spot metering is more suitable for shooting the actors on the stage, that is, taking the actors as metering spots, and the photos taken are based on the brightness of the actors, rather than the shady scenes around the actors.
电视剧版讲述的是一部围绕刑警三队与犯罪团伙之间抓捕与反抓捕的警匪题材电视剧。在警察与罪犯斗智斗勇的过程中，上演着扣人心弦的剧情。
我还以为天启出来了，浪费姐表情。
鹏一心觊觎探长之职，以强、伟为绊脚石，决逐一除之。伟目睹鹏亲手杀强，悲痛之下，在鹏受警方颁发特别奖章与鹏之际，开枪杀鹏，并于法庭自辩时，痛陈鹏之所
本剧第一季中结尾Karry回了美国，而在第二季中，自习室里又会发生怎样的事呢？Karry回到自习室了吗？敬请期待。
秦枫正容道：秦枫虽在乡野间逍遥，但自问不算愧对祖宗：不仅济世救人，更是办了医学院。
和秀焕梦幻般的爱情只如昙花一现，面对着秀焕已是有妇之夫的告白，仁静顾不上道德的约束，仍沉浸短暂的爱情甜蜜中，但秀焕最终还是放弃她选择了未来。
于是，在出发前的回忆中，与缪围绕着“艾里森七大传说”的哈吉美等人，都是空荡荡的。
警官大学侦察系研究生纳静云毕业以后，来到东环市公安局九处一大队重案组成为了一名普通侦察员。他以为靠六年寒窗学来的理论知识肯定能让他如虎添翼，在工作中旗开得胜，一展抱负……
听得众人目瞪口呆，直觉要出大事了：谁家闺女被人这样骂，那还不找人拼命？屋里。
你俩先等会儿，我们过去看看。
杨长帆长叹一声，望徐兄念及旧情，莫让我家人受欺负，尤其是我弟弟，此次乡试虽没能中举，但也是迟早的事情，出仕之后还望文长多照顾。
In the previous example of electric lights, a state mode program was completed. First, the Light class is defined, which is also called Context here. Then in Light's constructor, to create instance objects for each state class, Context will hold references to these state objects in order to delegate the request to the state objects. The user's request, that is, the action of clicking button, is also implemented in Context, with the following code:
In the case of a reflection attack, An attacker uses a controlled host to send a large number of packets, The special feature of these packets is that the destination IP address points to the server, router and other devices as the reflector, while the source IP address is forged as the IP address of the target. When the reflector receives the packet, it will think that the packet is a request sent by the attacked bird, so it will send the corresponding data to the target.
风浩意外发现了风家的秘密，难道世上还有另外一个风家？为了追寻真相，以及找到能拯救师傅的芪花，他独自出去冒险闯荡，还有多少危机和机缘在等着他呢？
Q: Zhang Xuejun, when did you plan to kill the couple? A: During the robbery.
等一个粗使婆子打了水来，玉米自己向着木盆内洗了手，还把指甲缝里的泥都抠干净了，又用干布擦了手后，这才转身来吃点心。
巫师Jack受够了魔法世界的战争，决定搬到人类社会生活，死对头也追随至此各种撩骚，但入乡随俗并非易事。终于有一部神剧的结局是男主和男二在一起了，冤家斗出真感情，男男生子终成真。奇幻魔法＋脑洞大开＋毫无节操＋不可描述，槽点满满，分分钟让人WTF。
