As the name implies, iterator pattern is to access objects in an aggregation sequentially. Generally speaking, it is very common in collections. If you are familiar with collection classes, it will be very easy to understand this pattern. This sentence contains two meanings: one is the object that needs to be traversed, that is, the aggregated object, and the other is the iterator object, which is used to traverse the aggregated object. Let's look at the diagram:
俩个戴帽子的多爪软体动物
This class can meet the basic requirements, but if we put a class like this without thread safety protection into a multi-threaded environment, there will definitely be problems. How to solve them? The first thing we think of is adding the synchronized keyword to the getInstance method, as follows:
温柔娴淑的林品如与洪世贤结婚五年，因婚后未能替洪家添丁，屡遭婆婆责怪。和品如情同姊妹的艾莉留法归国，带回一名叫尚恩的男孩。五年前，世贤在品如和艾莉间徘徊，最后他娶了居家型的品如，怅然若失的艾莉远走法国，却发现自己已怀有身孕，基于母爱生下世贤的孩子。而年幼的尚恩需要父爱，于是艾莉回国想给孩子一个完整的家。品如得知后，伤心欲绝的同时发现自己也怀孕了。世贤带着歉意和品如坦白时，品如伤心，不慎失足落海，世贤奋力相救，但终因体力不支昏厥。醒来后，世贤只能接受品如死亡的残酷事实。所幸品如被高文彦救起，痛彻心扉的她决心挽回婚姻，而此时世贤和艾莉已步入礼堂。品如万念俱灰，决定抛弃过去，重新振作并努力学习，改头换面变成了一个新时代女性。
It can be roughly divided into (1) ordinary violations: such as walking with the ball, dribbling twice (double belt), kicking the ball with the foot (foot ball) or boxing the ball. (2) Ball jumping violation: No one other than the ball jumper is allowed to enter the central ball jumping area before the ball jumper touches the ball.
During Tmall 618, the drainage effect on Osaka Weaving House Line was obvious.
Aqours作为浦之星女学院的学园偶像参加「LoveLive!」并且顺利获得优胜。然而即将编入新学校的一年级生和二年级生却接连遭遇意想不到的麻烦，之後前去毕业旅行的三年级生行踪不明。经历了互相分离之後的众人才初次意识到，大家的存在是如此重要。
为了调查唯一的亲人兰姨跳楼自杀的真相，苏北不得不收敛锐气，伪装成贤惠娇妻模样接近当年将她强行送出国，且七年未曾联系的“前夫”路南。
这此侠客文化恐怕要再次吃瘪了。
NHK大阪制作局的京都摄影所拍摄的时代剧第6弹
Judging from the harmfulness and attack behavior of DDoS, we can divide DDoS attack methods into the following categories:
原来所谓的失足坠崖，只是小鱼儿演的一场戏。
2. Scientific and Technological Assistance: In view of the implementation of the policy of home appliances going to the countryside, At the moment, the electrical equipment in rural areas is obviously higher than before, so how to use these electrical equipment reasonably and how to use these electrical equipment to bring real benefits to farmers need our farmers' friends to master the maintenance, safe use and multi-functional use of relevant electrical equipment. Modernization brings convenience to people's life and environmental pollution at the same time. We should pay attention to advocating farmers to protect our production and living environment and lay a solid foundation for our new rural construction.
1. An instance object in the application needs to be accessed frequently.
他们找到了号称『黑暗科学界』的红袍公司。
在经历了改变人生的事件后，欧拉·阿卜杜勒·萨布尔踏上了自我探寻之旅，并应对新的现实带来的挑战。本剧由汉德·萨布里主演。
商界奇才成诺（张亚希 饰）是个富二代，身边美女无数，偶然机会在父亲安排的相亲上遇到有过一面之缘的慧仪，两人由欢喜冤家走到恋人，但是意外却发生了……与此同时，月秀的不辛遭遇，芬妮的自我挣扎使她们的友情遭受考验，在一系列的碰撞之后，他与她，她与她，他们将会发生怎样的故事，她们的友情与爱情将归为何处……
Is it the first SYN message? ->? Discarding and waiting for a period of time to try to accept the SYN retransmission message of the IP, and waiting overtime is determined as an attack message joining the blacklist.
对于全心全意等待圣诞老人来临的北北来说，圣诞前夜的降临是一件很幸福的事情，因为圣诞老人会给他带来礼物，而他的愿望就是拥有一张魔术毯子！！礼物送来了，北北小心翼翼的打开了它……出现在他眼前的竟然是一个巨大的杯子。具有魔力的杯子带着北北来到了他做梦也想不到的地方----北极！在北极遇见的第一个“人”居然是一只正在钓鱼的熊，更令北北吃惊的是这里还不只白熊一个...
Family name: Polygonaceae Polygonaceae
