Publish-subscribe mode is also called observer mode. It defines a one-to-many relationship between objects, allowing multiple observer objects to monitor a topic object at the same time. When an object changes, all objects that depend on it will be notified.
"Later things became more serious, The Vietnamese army attacked more than seven or eight times in a row. But it was almost halfway through the fire of the artillery group. Occasionally, sporadic ones escaped gunfire, Can't hide from our accurate shooting, Because the explosive power of the shells is very large, Apart from being killed by shrapnel at a long distance, It is normal for those who are closer to me to be blown to death without a whole body. At that time, because of the open terrain on our side, So the superior is more 'generous', In order to better understand the enemy situation and give full play to the terrain advantage of position 142, All the front-line officers and soldiers in our squad leader and above positions are equipped with binoculars, which is absolutely not treated in other positions. If other positions want to have their own binoculars, they have to be a deputy platoon leader. As a squad leader like me, I am still very proud to be able to observe the enemy's situation with binoculars.
3. We can also manually specify the starting position of the node, which does not mean that we have to start from the actual node.
说完摸摸儿女虎虎的小脑袋，展示点慈父的关怀，轻叹一声，转身离开。
本来这也不是什么大事，可偏生就是宋义这么一吼，什么意思？尹旭清楚地认识到：宋义这老匹夫挑事，口口声声说对先王不敬，一顶大帽子扣下来，这可不是过家家，这厮太他吗不安好心了。
Beijing
项羽急忙拉着虞姬坐下，仔细观察着自己心爱的女人，看看是否有什么变化？刘邦他们有没有为难你？…,虞姬轻轻摇摇头：以前我对刘邦的子女多有照顾，吕雉看在这一点上没有为难我，这些天除了自由受到限制，并未有其他为难。
秦瀚一边往胡四身上猛砸拳头，一边喊道：大姐，你别添乱了，都砸我身上来了。
《小桃小栗 Love Love物语》讲述了虽然有些缓慢，但专心一意朝彼此前进的小桃小栗恋爱物语。
此时，狼兵清剿完毕，两队人从楼上楼下分别归来，手中竟还拎着另一位女子。
拥有超强味觉的少女苏小兮在探寻自己的美食之梦时，邂逅初食记的天才主厨季时，两人一起追求梦想、了解美食真谛，并谱写浪漫爱情 。
1950年，广西匪情严峻，军区首长从大局出发，将尚关押在牢中等候处决但疑点重重的罪犯洪风假释，命他带领一支小分队直插入敌人心脏，洪风受命，几经波折，组建起一支包括他在内的七人飞狐小分队，人员个个都身怀绝技，但彼此却又猜忌与怀疑，致使他们的使命危机重重，时刻都处在危机之中……
影片讲述了年轻的陈安是一位狂热的电影梦想追求者，在追梦的过程过不惜抛弃掉曾经拥有的一切，他的家庭，他的工作，他的女友，他的良知。可是当有一天他成为了自己曾经渴望的模样，却发现自己已经深深陷入一个个罪恶的阴谋中，已经无力回天的陈安终于开始明白一个道理，原来单纯的世界里存在着美好的爱，而那些已经失去了的东西，才是自己真正想要追求的东西。
If a citizen's whereabouts have been unknown for four years, or for two years due to an accident, or if the relevant authorities prove that the citizen cannot survive due to an accident, and the interested parties apply for declaration of his death, they shall submit the application to the basic people's court in the place where the missing person is domiciled.
影片由三个小段落组成，每一个小段落自成一章，之间有着微弱的联系。
沈悯芮佯装惊愕片刻，而后有些委屈地摇头：悯芮自幼在扬州习礼仪孝道，还没被男人碰过。
Four, subjective offline and objective offline
她浑然不知高额医药费用的送达的当天正是李天扬父亲的去世那一天。此时的李天杨更坚信，幸福的爱情不取决于能为对方创造多少物质享受而是取决于能否用真心去分担对方命运里任何的遭遇。
