Mediator pattern defines a mediation object to encapsulate the interaction between a series of objects. Intermediaries do not need to explicitly refer to each other between objects, thus reducing coupling and independently changing their interaction behavior. The specific structure diagram is as follows:
So far, the event has been processed. The next step is to set the event attribute to null and put it into the event pool. Determines whether persistent has been forced to be called, and if not, releases the event object.
他们抵达伦多城后，尽管颁奖的场面隆重无比，但伊萨克的脚步却十分沉重。当天晚上，他做了一场童年时的梦。那仍然年轻而感情弥笃的父母，那美丽平和的大自然，使得睡梦中的老人脸上浮出一丝笑容。透过回忆、幻觉或梦境，将不断出现而又消失在接近死亡的老人脑海里的孤独，描写得非常冷酷而彻底，是一部很成功的影片，也是英格玛．伯格曼导演的代表作，曾获得柏林电影节的国际电影奖。
高海宁与黄长兴于将军澳电视城出席新剧《BB来了》造型活动，二人透露于剧中有感情线，但暂时未有亲热戏。 再次演孕妇的高海宁表示今次的假肚是度身订造：“有那种重量，会感觉到做妈妈那种辛苦，有BB好似好幸福。我好恨做妈妈，我细细个梦想做幼儿园老师，因为小朋友个世界好简单。”黄长兴指玩同照顾小朋友是两回事，高海宁说：“我同细佬年龄都差得远，所以我都有照顾佢。” 讲到剧中饰演调酒师，高海宁表示学了两堂：“我想继续学下去，虽然抛樽那些我不行，但原来调一杯酒好有满足感，同埋调酒师真是好有型。”高海宁指如果储到钱，开酒吧都不错。
如果不是那该死的律师一时嘴贱说她是一个没有魅力的毒舌女人！
再不挖，等天暖了，都要烂了。
这个故事是年轻一代们把人生最辉煌的时节尽情地爆发在无边无际的大海上、白色沙滩上的有关梦、浪漫和热情的白皮书。让人难以忘怀的心动，回味一辈子的初吻，勇敢的挑战，伤心的离别，无奈的错过，没有预期的等待……
这部剧集尖锐地讽刺了二十出头的墨尔本青年的生活，讲述了三名好友的生活日常：工作、寻找乐趣、身份政治问题、约炮以及疯狂之夜。
如果睡觉能赚钱，如果做梦能致富，但是要付出代价，你加入吗？
没有想到,青岛火车站,孙雷不见踪迹,不得已,陈扬送绵绵去了她的姨妈家,从此绵绵在姨妈家安顿下来,而绵绵的姨妈对农村出身的陈扬却有些不屑。
再因此，当这20位士兵见到这个由上百艘巨大舰船组成的舰队的时候，是懵逼的。
好些官宦人家都上秦家提亲，你秦伯伯也不知咋想的，全推了，说淼淼还小，过几年再议亲事。
当三个朋友通过生死攸关的情况找到友谊时，友谊的力量就到了。
I was very impressed by what happened later, After the flame was ejected, two to four short-lived salamanders were formed in the air. But the area covered is not large, But the big wasp was obviously afraid of the high temperature, After seeing the salamanders coming up, they withdrew to both sides like crazy. At that time unexpectedly in the air to get out of the way of two 'gap', We were shooting and watching, In fact, I have no idea, Because the '74 spray' is used to spray so many big wasps flying around in the air, The efficiency is very low when you think about it. But that's when the miracle happened, Although the flame has a short range, For a short period of time, However, due to the sudden injection, So it still ignited dozens of big wasps, These big wasps are more flammable than gasoline when exposed to flames, Immediately turned into "small fireballs" flying in the air, However, the temperature of the '74 spray' flame was quite high. I once saw a Vietnamese soldier with a full face sprayed directly by it. It was not burned to death by the flame, but melted directly on the spot. It really melted away, leaving no ash left, leaving a scorched black mark on the place where he was sprayed.
日本小学的问题日益严重，包括学习成绩下降、暴力事件以及学生没有朝气等，此次江口将挑战做一名热血校长！他饰演的主角是一位承包商，二十年来一直尽心工作，一天他为了和恩师的约定，回到面临倒闭的母校，成了一个没有任何教育经验的校长，尽管没有经验，但是他用激情与认真做武器，通过其行动力、积极向上的态度以及突发奇想让学校重新精神焕发。
民国时期，古玩界新晋第一人沈庆之在拍卖大会上得罪了外国人，为了不让外国人霸凌中国古玩界的奸计得逞，在张三爷的帮助下与他们斗智斗勇，凭借沈庆之亲手所造听风瓶在鉴宝大会上一举扬我国威。
这两天，网络上甚至还出现了不少这样的提问，秦始皇就是赵盘吗？、怎么大家都说项羽的父亲是项少龙？项少龙是谁，为什么我上历史课的时候，没有听过这个人？……《寻秦记》在现实中的人气，或许比《笑傲江湖》《绝代双骄》等武侠低一点，但是在网络上的人气，绝不会比这两者差。
In fact, iptables is not a real firewall. We can understand it as a client agent. Users execute the user's security settings into the corresponding "security framework" through iptables. This "security framework" is the real firewall. The name of this framework is netfilter.
That's it!
