base on 『Java八股文』Java面试套路，Java进阶学习，打破内卷拿大厂Offer，升职加薪！ :star: 点右上角给一个 `Star`，鼓励技术人输出更多干货，爱了 ！ :gift::gift::gift: 号外号外，学习资料免费下载！ - [进BAT大厂前必读的经典编程书籍，吐血整理共6G一次打包带走](http://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=502841590&idx=1&sn=938f0a4c45d2843aa7545c1f78fcffc6&chksm=0f09beec387e37faede87b50c31e37ee384093f1bd3363304054b7919f9b6266368954b4cbd8#rd) - [阿里师兄总结的JAVA核心知识点整理（283页，超级详细，高清带目录）](http://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=502841004&idx=1&sn=059dab6b76cbbc50eabd39566ee5ce28&chksm=0f09c0b6387e49a099b9c55d37e112f2049309f2a895a314f0a362e9ce5fb248ad4caafd50e8#rd) - [Github 疯传！阿里大佬「LeetCode刷题手册」开放下载了！史上最强悍！](http://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=502841057&idx=1&sn=97576b1a66502b75a6770265515b4a57&chksm=0f09c0fb387e49ed543d3fec9b3ff6ae9da6efbcf8ff52e07c15a05de9d2b90dcee1152a1b28#rd) <img src="https://cdn.jsdelivr.net/gh/smileArchitect/assets/202102/Java-eight-part-logo-2021-04-28-23-07-56.png" alt="Java八股文"> <div align="center"> <a href="http://coderleixiaoshuai.gitee.io/java-eight-part/" target="_blank"> <img src="https://img.shields.io/badge/GitPages-%E5%9C%A8%E7%BA%BF%E9%98%85%E8%AF%BB-ef8b00"></a> <a href="https://space.bilibili.com/1997769079" target="_blank"> <img src="https://img.shields.io/badge/B%E7%AB%99-%E7%A8%8B%E5%BA%8F%E5%91%98%E9%9B%B7%E5%B0%8F%E5%B8%85-ef8b00"></a> <a href="#boy-%E5%85%B3%E4%BA%8E%E6%88%91" target="_blank"> <img src="https://img.shields.io/badge/%E5%BE%AE%E4%BF%A1%E5%85%AC%E4%BC%97%E5%8F%B7-%E7%88%B1%E7%AC%91%E7%9A%84%E6%9E%B6%E6%9E%84%E5%B8%88-ef8b00"></a> <a href="https://www.zhihu.com/people/smileArchitect" target="_blank"> <img src="https://img.shields.io/badge/%E7%9F%A5%E4%B9%8E-%E6%BD%9C%E5%8A%9B%E7%AD%94%E4%B8%BB-ef8b00"></a> <a href="https://juejin.im/user/3500462825546958/posts" target="_blank"> <img src="https://img.shields.io/badge/%E6%8E%98%E9%87%91-%E4%BA%BA%E6%B0%94%E4%BD%9C%E8%80%85-ef8b00"></a> <a href="https://blog.csdn.net/guoguo527" target="_blank"> <img src="https://img.shields.io/badge/CSDN-%E5%8D%9A%E5%AE%A2%E4%B8%93%E5%AE%B6-ef8b00"></a> </div> <br /> > 什么是 Java 八股文？Java 面试中经常会问的一些知识点或者套路被大家戏称为『八股文』。希望读完本开源项目可以帮助你熟悉面试套路、拿大厂 offer。 > > 勘误：如果文章内容有误欢迎[联系我](#iphone-联系我)修改，或者提交 [`PR`](https://github.com/CoderLeixiaoshuai/java-eight-part/pulls) or [`Issue`](https://github.com/CoderLeixiaoshuai/java-eight-part/issues)，开源靠大家共同的努力！ > > 版权说明：所有文章都已首发我的微信公众号，如果需要转载可以[联系我](#iphone-联系我)授权，恶意抄袭我会不惜一切代价维护权益，希望同行一起维护良好的创作环境。 # :coffee: Java [『必看』2021 版最新Java 学习路线图（持续刷新）:+1::+1::+1:](docs/java/roadmap/2021%20版最新Java%20学习路线图（持续刷新）.md) ## Java入门面试题 [Java基础入门80问，适合新手，老鸟直接跳过](docs/java/base/Java基础入门80问.md) ## Java并发编程(J.U.C) :+1: - [『死磕Java并发编程系列』 01 十张图告诉你多线程那些破事](docs/java/juc/十张图告诉你多线程那些破事.md) - [『死磕Java并发编程系列』 02 面试官：说说什么是Java内存模型？](docs/java/juc/面试官：说说什么是Java内存模型？.md) - [『死磕Java并发编程系列』 03 面试必问的CAS原理你会了吗？](docs/java/juc/面试必问的CAS原理你会了吗.md) - [『死磕Java并发编程系列』 04 面试官：说说Atomic原子类的实现原理？](docs/java/juc/面试官：说说Atomic原子类的实现原理.md) - [『死磕Java并发编程系列』 05 图解Java中那18 把锁.md](docs/java/juc/图解Java中那18%20把锁.md) - [『死磕Java并发编程系列』06 倒计时计数CountDownLatch](docs/java/juc/倒计时计数CountDownLatch.md) - 『死磕Java并发编程系列』07 人齐了一起干CyclicBarrier - 『死磕Java并发编程系列』08 限量供应Semaphore - 『死磕Java并发编程系列』09 一手交钱一手交货Exchange - [内存泄露的原因找到了，罪魁祸首居然是Java TheadLocal](docs/java/juc/内存泄露的原因找到了，罪魁祸首居然是Java%20TheadLocal.md) *疯狂更新中……* ## Java8实战 - [『Java8实战系列』01 Java8函数式接口和Lambda表达式你真的会了吗?](docs/java/java8/Java8函数式接口和Lambda表达式你真的会了吗.md) - [『Java8实战系列』02 包学会，教你用Java函数式编程重构烂代码](docs/java/java8/包学会，教你用Java函数式编程重构烂代码.md) - [『Java8实战系列』03 请避开Stream流式编程常见的坑](docs/java/java8/请避开Stream流式编程常见的坑.md) - [『Java8实战系列』04 详解Lambda表达式中Predicate Function Consumer Supplier函数式接口](docs/java/java8/%E8%AF%A6%E8%A7%A3Lambda%E8%A1%A8%E8%BE%BE%E5%BC%8F%E4%B8%ADPredicate%20Function%20Consumer%20Supplier%E5%87%BD%E6%95%B0%E5%BC%8F%E6%8E%A5%E5%8F%A3.md) - [『Java8实战系列』05 使用Java8 Optional类优雅解决空指针问题](docs/java/java8/使用Java8%20Optional类优雅解决空指针问题.md) ## Java注解 - [想自己写框架？不会写Java注解可不行！](docs/advanced/java-annotation/想自己写框架不会写Java注解可不行.md) # :baby_chick: Redis **面试八股文** - [『玩转Redis面试篇』看完这20道Redis面试题，阿里面试可以约起来了](docs/redis/看完这20道Redis面试题，阿里面试可以约起来了.md) **知识点详解** - [『玩转Redis基础篇』Redis数据结构和常用命令速记](docs/redis/Redis%20数据结构和常用命令速记.md) - [『玩转Redis基础篇』面试官再问Redis事务把这篇文章扔给他](docs/redis/面试官再问Redis事务把这篇文章扔给他.md) - [『玩转Redis基础篇』一次性将Redis RDB持久化和AOF持久化讲透](docs/redis/一次性将Redis%20RDB持久化和AOF持久化讲透.md) - [『玩转Redis基础篇』一张图搞懂Redis缓存雪崩、缓存穿透、缓存击穿](docs/redis/一张图搞懂Redis缓存雪崩、缓存穿透、缓存击穿.md) - [『玩转Redis实战篇』高并发场景下，到底先更新缓存还是先更新数据库？:+1::+1:](docs/redis/高并发场景下，到底先更新缓存还是先更新数据库？.md) - [『玩转Redis实战篇』经理让我复盘上次Redis缓存雪崩事故](docs/redis/经理让我复盘上次Redis缓存雪崩事故.md) - [『玩转Redis实战篇』还在用单机版？教你用Docker+Redis搭建主从复制多实例](docs/redis/还在用单机版？教你用Docker%2BRedis搭建主从复制多实例.md) - [『玩转Redis实战篇』记一次由Redis分布式锁造成的重大事故，避免以后踩坑！](docs/redis/记一次由Redis分布式锁造成的重大事故，避免以后踩坑！.md) # :tiger: 消息队列(kafka) - [Kafka支持百万级TPS的秘密都藏在这里:+1::+1::+1:](docs/mq/Kafka支持百万级TPS的秘密都藏在这里.md) - [刨根问底，kafka到底会不会丢消息:+1::+1::+1:](docs/mq/刨根问底，kafka到底会不会丢消息.md) # :cow: 分布式 - [13张图彻底搞懂分布式系统服务注册与发现原理:+1::+1::+1:](docs/distributed/13张图彻底搞懂分布式系统服务注册与发现原理.md) - [原来10张图就可以搞懂分布式链路追踪系统原理:+1::+1::+1:](docs/distributed/原来10张图就可以搞懂分布式链路追踪系统原理.md) - [用大白话给你解释Zookeeper的选举机制:+1::+1:](docs/distributed/用大白话给你解释Zookeeper的选举机制.md) # :sheep: 关系数据库 [我们为什么要分库分表？](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650322981&idx=1&sn=644537003c300db69934aa7acee80c8c&chksm=8f09c63fb87e4f29b5bebeca1c03e102898fcbd663b6f189a78dba8cec646f875cc01832a221&token=1553501157&lang=zh_CN#rd) # :frog: 五分钟入门系列 - [5分钟带你快速了解ServiceMesh的前世今生](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650322518&idx=1&sn=c6e23e98a838e7960e72623326c99360&chksm=8f09c84cb87e415a91f3a898918f45aa32ab17ed784cd68ce07945ecbb3a78b54429a38c9941&token=1553501157&lang=zh_CN#rd) - [Docker不香吗？为什么还要用k8s](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650322467&idx=1&sn=30ab39d4f59135ecf6eb322fb0712189&chksm=8f09c839b87e412fdae1c39072ebdbbdcc3420b46fb66a324f5f81d8ebe621fe0ac3ef003a7d&token=1553501157&lang=zh_CN#rd) # :horse: 设计模式 [说完观察者和发布订阅模式的区别，面试官不留我吃饭了](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650322141&idx=1&sn=ccece65719b5693ecdc6893642caefc3&chksm=8f09cac7b87e43d1efb3fcd2ba4b59159c7fa833b777fbdffaf0e739d3530c6834f80eaffbdd&token=1553501157&lang=zh_CN#rd) # :bulb: 工具&效率提升 ## Git 基础教程： - [保姆级Git教程，10000字详解，必看:+1:](docs/tools/git/保姆级Git教程，10000字详解.md) 进阶实战： - [牛逼！简单的代码提交能玩出这么多花样](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650322730&idx=1&sn=6b7593e2cd29747ba424b9ca987ac86c&chksm=8f09c930b87e40269c52f2156d1ed08ce87509f4eca25aeb49f4977e97164622f614d3b93dd0&token=1553501157&lang=zh_CN#rd) - [吵疯了，Pull Request到底是个啥？](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650323040&idx=1&sn=12b5f1342661c7964f8908eb1e14f590&chksm=8f09c67ab87e4f6ce6aa04b9a12ab95700089455b682eea6007e90172ec2d92f705277da34f6&token=1553501157&lang=zh_CN#rd) ## IntelliJ IDEA - Java开发利器 - [开发效率不高？推荐这十款精选IntelliJ Idea插件](docs/tools/推荐十款精选IntelliJIdea插件.md) ## 代码重构 - [讲点码德！避免这些代码坏味道，努力做一名优秀的程序员](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650322056&idx=1&sn=ab5552ffdc868d3ea004ed0782bd80d3&chksm=8f09ca92b87e4384881ec3ab1d1b20f61c0f77e1185d5f0ad60c7b96d3420cf7f101e88492c6&token=1553501157&lang=zh_CN#rd) ## 学习资源 - [高效学习资源网站汇总](docs/tools/高效学习资源网站汇总.md) # :dart: 我要进大厂系列 - [两年半完成逆袭，室友终于拿到字节跳动的Offer:+1:](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650321727&idx=1&sn=2e530651ba6176415cacc91f065d333c&chksm=8f09cd25b87e4433f5a7a248bf91ee64f3e1b025a3096873f543a5cf8f03f31433b6d31c0ddc&token=1941065265&lang=zh_CN#rd) - [找工作前这四个坑不要重复踩了](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650321540&idx=1&sn=c17e195ec6fa7d40a6327a456f9fd4b2&chksm=8f09cc9eb87e45889fed564e4c1e461cf53863930323c9a5aa86169e94b25092bdd9097c81fc&token=1553501157&lang=zh_CN#rd) - [网易面试干货之HR解密网易招聘（上篇）](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650321320&idx=1&sn=d0c73f80b6ee92aebc12dbdbcb41d8ec&chksm=8f09cfb2b87e46a4afa541bb198c0bca3acdb9067c269406447587c3c8cfd135bea0ec701bd8&scene=178&cur_album_id=1531431564587417601#rd) - [网易面试干货之HR解密网易招聘（下篇）](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650321320&idx=2&sn=21940f268890e43032434b628fc08819&chksm=8f09cfb2b87e46a4e6c94b8b94667f036be9e8a3e6780e7ca8b714d18b53e0f1b96c67d07781&scene=178&cur_album_id=1531431564587417601#rd) # :see_no_evil: 程序人生 - [我也是从寒门走出来的:+1::+1::+1: ](https://mp.weixin.qq.com/s/pejkW9F1QsH2toEfoNPe1g) - [逃离百度](https://mp.weixin.qq.com/s/0Sobo5R4GLE3QmEK_gbksg) - [寒门难出贵子，我当程序员让爸妈在老家长脸了:+1::+1::+1: ](https://mp.weixin.qq.com/s/GOKberslgcxN7Jl5cTrmyw) - [摊牌了，这半个月我拍"电影"去了](https://mp.weixin.qq.com/s/ihTIFUqM0z7V1zmgPvT0yA) - [谈谈拼夕夕事件！为什么我们拼尽全力却还要996](https://mp.weixin.qq.com/s/3WVde2dAKfqKv0DBt5dGLw) - [IT双职工赢在起跑线​，还怕未来吗？](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650321489&idx=1&sn=c31f56cc06fd21e889be51e189ffed23&chksm=8f09cc4bb87e455d09e5ceda718c27cbf5df113cbe0336faf947b1bce3d28d40cc454ebf872d&token=1553501157&lang=zh_CN#rd) - [程序员版《我和我的家乡》，拼搏奋斗的IT人是家乡的骄傲！](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650321444&idx=1&sn=17f3ce6c05b40afc3c18bdb23ee2f6d7&chksm=8f09cc3eb87e45289fd1e51055a4acb7d9689a8e3d4ffc598fc7fd1ca1e918f1628ee67d55c6&scene=178&cur_album_id=1531431564587417601#rd) - [女程序员在互联网界到底有没有被歧视？](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650321297&idx=1&sn=d547a2c54e99e6a69723e39ec955d24e&chksm=8f09cf8bb87e469d560ef47c47e59d814a224a31ccfefe12efe9e62a20abbc0f870e14660648&scene=178&cur_album_id=1531431564587417601#rd) - [离开华为换种生活，它不香吗？](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650321143&idx=1&sn=85a794588811541a8e920a60a0edcf4e&chksm=8f09ceedb87e47fb0b9301b6d268b4c68f5a213f47f5a1286fc800a2707b6a9bf57958bd301b&scene=178&cur_album_id=1531431564587417601#rd) - [如果可以选择，我再也不想在国企当程序员了](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650321085&idx=1&sn=12a7cc5c910d547cc696c325826295e1&chksm=8f09cea7b87e47b13256c15a631506fc18fd2d8a25a4546b202f268f84347723f59a9e2e86ac&scene=178&cur_album_id=1531431564587417601#rd) - [30岁的程序员出路在哪里？](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650321044&idx=1&sn=30b10126e477876229f77cd604540b57&chksm=8f09ce8eb87e47981c945363f9601bf8bd524d220fe1b1397f01a18420c8e1cc8f7c76ba94cb&scene=178&cur_album_id=1531431564587417601#rd) # :cloud: 侃天侃地侃互联网 - [求伯君，一个你必须知道的程序员 ](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650321596&idx=1&sn=c64858e4f5ed07d53feb00b1aeec2974&chksm=8f09cca6b87e45b09eb7ddc6c35be06d1be7514330e9ac9ef144cd3a5ae61b14e1a6e22bf295&token=1553501157&lang=zh_CN#rd) - [华为鸿蒙OS尖刀武器之分布式软总线技术全解析](/docs/it-hot/鸿蒙OS尖刀武器之分布式软总线技术.md) - [汇聚开发者星星之火，华为鸿蒙系统有希望成为国产之光](https://mp.weixin.qq.com/s?__biz=MzIwODI1OTk1Nw==&mid=2650321645&idx=1&sn=c263f8db73cdbffee96c2f511ff7ae74&chksm=8f09ccf7b87e45e18eb684d620073d256f95fa25217b8d5c81116600df9a137d33fa93c92961&token=1941065265&lang=zh_CN#rd) # :boy: 关于我 大家好，我是『雷小帅』，也是微信公众号『爱笑的架构师』的作者。 - :coffee:读过几年书：华中科技大学硕士毕业； - :star2:浪过几个大厂：华为、网易、百度…… - :kissing:一直坚信技术能改变生活，愿保持初心，加油技术人！ `我有技术和故事，等你来！` **Github 上所有的文章我都会首发在微信公众号『爱笑的架构师』，大家可以关注一下。定时推送技术干货~** <div align="center"> <img src="https://cdn.jsdelivr.net/gh/smileArchitect/assets@main/202012/20201205221844.png"></img> </div> # :iphone: 联系我 - 如果你迷茫了，欢迎找雷小帅咨询、交流、聊天，尽最大能力为你解答； - 如果你想找到一群志同道合的小伙伴，也欢迎加我，拉你进技术交流群，群里有 BAT 大佬，不说话看他们聊天也能学到东西。 个人微信二维码如下，添加时一定要备注一下来意。 <div align="center"> <img src="https://cdn.jsdelivr.net/gh/smileArchitect/assets@main/202012/20201205222851.png"></img> </div>", Assign "at most 3 tags" to the expected json: {"id":"1064","tags":[]} "only from the tags list I provide: [{"id":77,"name":"3d"},{"id":89,"name":"agent"},{"id":17,"name":"ai"},{"id":54,"name":"algorithm"},{"id":24,"name":"api"},{"id":44,"name":"authentication"},{"id":3,"name":"aws"},{"id":27,"name":"backend"},{"id":60,"name":"benchmark"},{"id":72,"name":"best-practices"},{"id":39,"name":"bitcoin"},{"id":37,"name":"blockchain"},{"id":1,"name":"blog"},{"id":45,"name":"bundler"},{"id":58,"name":"cache"},{"id":21,"name":"chat"},{"id":49,"name":"cicd"},{"id":4,"name":"cli"},{"id":64,"name":"cloud-native"},{"id":48,"name":"cms"},{"id":61,"name":"compiler"},{"id":68,"name":"containerization"},{"id":92,"name":"crm"},{"id":34,"name":"data"},{"id":47,"name":"database"},{"id":8,"name":"declarative-gui "},{"id":9,"name":"deploy-tool"},{"id":53,"name":"desktop-app"},{"id":6,"name":"dev-exp-lib"},{"id":59,"name":"dev-tool"},{"id":13,"name":"ecommerce"},{"id":26,"name":"editor"},{"id":66,"name":"emulator"},{"id":62,"name":"filesystem"},{"id":80,"name":"finance"},{"id":15,"name":"firmware"},{"id":73,"name":"for-fun"},{"id":2,"name":"framework"},{"id":11,"name":"frontend"},{"id":22,"name":"game"},{"id":81,"name":"game-engine "},{"id":23,"name":"graphql"},{"id":84,"name":"gui"},{"id":91,"name":"http"},{"id":5,"name":"http-client"},{"id":51,"name":"iac"},{"id":30,"name":"ide"},{"id":78,"name":"iot"},{"id":40,"name":"json"},{"id":83,"name":"julian"},{"id":38,"name":"k8s"},{"id":31,"name":"language"},{"id":10,"name":"learning-resource"},{"id":33,"name":"lib"},{"id":41,"name":"linter"},{"id":28,"name":"lms"},{"id":16,"name":"logging"},{"id":76,"name":"low-code"},{"id":90,"name":"message-queue"},{"id":42,"name":"mobile-app"},{"id":18,"name":"monitoring"},{"id":36,"name":"networking"},{"id":7,"name":"node-version"},{"id":55,"name":"nosql"},{"id":57,"name":"observability"},{"id":46,"name":"orm"},{"id":52,"name":"os"},{"id":14,"name":"parser"},{"id":74,"name":"react"},{"id":82,"name":"real-time"},{"id":56,"name":"robot"},{"id":65,"name":"runtime"},{"id":32,"name":"sdk"},{"id":71,"name":"search"},{"id":63,"name":"secrets"},{"id":25,"name":"security"},{"id":85,"name":"server"},{"id":86,"name":"serverless"},{"id":70,"name":"storage"},{"id":75,"name":"system-design"},{"id":79,"name":"terminal"},{"id":29,"name":"testing"},{"id":12,"name":"ui"},{"id":50,"name":"ux"},{"id":88,"name":"video"},{"id":20,"name":"web-app"},{"id":35,"name":"web-server"},{"id":43,"name":"webassembly"},{"id":69,"name":"workflow"},{"id":87,"name":"yaml"}]" returns me the "expected json"