It is a means of transferring knowledge, allowing other people who are not familiar with the code to know the author's intentions and thoughts, so that the code can be easily maintained in the future.
Next, we will talk about the responsibility chain mode. There are multiple objects, each of which holds a reference to the next object, thus forming a chain on which requests are passed until an object decides to process the request. However, the sender does not know which object will process the request in the end, so the responsibility chain mode can be implemented to dynamically adjust the system without concealing the client. Let's look at the diagram first:
(1) a mast light at the front;
Explains that there are two ways ViewGroup 2 can consume down events. This is also one of the reasons for separating Case 3 from Case 2.
21世纪中期，人类科技取得长足进步，随着对于宇宙空间的探索以及太空中游离的星体能量的认识进一步加深，全世界悄悄开启了能源改革，渴望依靠星体能量取代传统的低效高污染的能源。这其中不少能源企业加入其中，通过投入大批人力物力研究出了21世纪初期一颗坠入地球轨道的星体，竟然是一块蕴藏着巨大能量的未知物体。如今当年受到星体辐射的一群人已经渐渐长大，以星符小学4名学生的学习生活为脉络，牵涉出隐藏在整个故事背后的邪恶力量，通过与以奇拉大人为邪恶组织头目的能源集团进行正邪较量，展现出一场精彩的成长冒险之旅。从每一次正邪冲突过程中展现人物的成长，弘扬了明辨是非、与人为善的精神，同时通过四位主角之间的感情升华，渲染了团结互助的正能量。对于青少年开拓想象，引导孩子成长过程中的价值观形成有积极的正面促进作用。
91.01.10~91.12.12(木)
莱特曼博士供职于一家私人机构，该机构专事微表情的研究，对谎言的判定具有绝对的权威性。当FBI、警察或者民间机构遇到悬而未决的问题之时，便是莱特曼博士及其团队大展身手的好时候。他们凭借丰富的经验和谨慎的作风戳穿一个又一个谎言，将事实真相还原。在他们面前，任何说谎者都无处遁形。
有了陈平，自己便不再孤身奋战，很多事情就会有人帮助自己出谋划策。
汉王刘邦之前出兵时曾经由此渡河，袭击了殷王邛。
Application Scenario 3: Security Agent, which is used to control the access rights of real objects. It is generally used when objects should have different access rights.
In 1477 Charles the Bolds dies, his only child is a girl which cannot rule w/o a husband. Meanwhile in Austria, Emperor Frederick III and his antagonist Louis XI France battle over said marriage prospects, battles ensue, tragedy falls.
(2) Ships whose manoeuvring ability is limited;
大学毕业后，二人在同学会重遇，这一次，乔一跟随心意抛下一切前往言默创业的城市。
淄水春景是临淄几大胜景之一，每到春日里临淄城里总会有许多的百姓来此踏春出游，玩闹嬉戏。
四个年轻人来到森林探险，女孩雀儿与伙伴走散，路上遇到了野人。
You can use a simple factory plus reflection so that you don't have to add client code.
Zhejiang Province
Explores the furthest reaches of the internet and the people who frequently use it, providing a revealing and cautionary look inside a vast cyber netherworld.第二季回归showtime，依旧8集。
这才对嘛。
