Know the principle + can change the model details man: read the paper, read the paper, read the paper! Read source code read source code read source code! The source code reading here is not limited to reading the source code of one framework. You can look at other excellent frameworks. For the implementation mechanism of the same layer and the same function, you can think more, summarize more and write more. After a long time, there will definitely be gains. The purpose of reading the paper is to directly obtain the original author's thoughts, avoiding obtaining second-hand thoughts from blog interpretation of the paper. After all, everyone's understanding is different, and it is not necessarily right. Read it first, then look at other understandings, and discuss with Daniel more, thus broadening the thinking.
In short, visitor mode is a method to separate the data structure and behavior of objects. Through this separation, the effect of dynamically adding new operations to an interviewee without making other modifications can be achieved. Simple Diagram:
剧集将围绕阿宝（胡歌 饰）展开，九〇年代初，煌煌大时代，人人争上游，阿宝也变成了宝总，成功过，失败过，在沪上弄潮儿女中留下一段传奇。有过金碧辉煌，有过细水长流，男男女女，涨涨跌跌，道尽一个时代的情义与至真。
SAGA主要讲述了AOI(葵车队)来了一个新的车手并驾御很厉害的跑车AL-zard(生物系统+稀有金属身体)，而因为实力上的差异，AOIFORMULA的主车手shinjonaoki，被淘汰，但是正当直辉为了重回CYBERFORMULA界顽强拼搏的同时，风见也为了和AL-ZARD较量而展开了激战。
The method is very simple, press and hold the HOME key + POWER key at the same time until the white apple LOGO appears on the screen.
边关秋犯，刘义康征战，陆远暗算，骊歌千里奔赴沙场力挽狂澜，助刘义康凯旋归朝。朝堂之内又遭到谢、王家族势力扑压，伉俪二人携手制敌，感情浴火弥坚，共同守护一片盛世昌荣。
因为邓陵墨的出手阻截了魏国刺客，局势再次陷入的僵持谁也奈何不了谁。
跨越百年的情孽纠葛改如何解脱？善恶报应该如何得到报偿？是跳出轮回循环获得最终真是的幸福，还是生生世世纠缠始终无法解脱？[2]
王世贞没能救父，却成功罢官。
Article 29 Pilotage Vessels
I asked the male owner what the bank card password was. The male owner gave me the passwords of the two cards, and I let Zhao Mou and Wang Jiying go out to withdraw money on the pedal electric car in the male owner's family. I opened the master bedroom and the small bedroom, The master bedroom and the small bedroom and the opposite door, I stood between the two doors, can see both Fu Gang * * master and the male master of the master bedroom, Fu Gang * * master while making a "pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa pa
两人进入里间，在靠墙的桌边坐下，紫茄便问道：你来我家干什么？秦霖冷声道：杀你全家。
彭城之战也就不至于一败涂地了，这可以说是刘邦最后的底线了。
The inside of the sock mouth is marked with the size of the sock. My feet are relatively large, so the L size is suitable for those with 27-29cn foot length.
心黑手辣的朱喜杀掉参与窃宝的人，然后逃往三鸦县，半路被江湖勇士郑天炮截击，不想朱喜的情妇媚娘却乱中携藏宝图——福禄图逃跑。郑大侠中朱喜毒镖，朱喜继续逃亡，诡计多端的朱喜窃喜媚娘偷走的是假福禄图。牛喜夫妇正辛苦打工还债，发现中毒的郑天炮，于是牛喜不顾一切地救活了郑大侠。郑大侠醒来见与朱喜酷肖的牛喜几乎惊呆了，于是拨刀欲再搏斗。
哥哥在哪里呢？淼淼，你就当这狼要吃了葫芦哥哥，你一定不能饶了它。
现在我们撤退了，按照约定，他也就该调动军队到巴蜀和临江一带去了。
