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‎README.md

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‎docs/all/Java必会基础与新版本特性.md

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[枚举](https://mp.weixin.qq.com/s/U5FkL9zyzr0PkAp8MJJ8BQ)
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[从String中移除空白字符的多种方式！？差别竟然这么大！](https://mp.weixin.qq.com/s/Du2huBEkI7IR3noPeK_67g)
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[双亲委派原则](https://mp.weixin.qq.com/s/6nJ-6cDLW6TfysWV5ZB3Iw)
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[Java 16 新特征，真香！](https://mp.weixin.qq.com/s/-NQoKpBTXwGUxd2hUbCU2Q)

‎docs/all/db/MySQL基础知识.md

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[国庆肝了8天整整2W字的数据库知识点](https://mp.weixin.qq.com/s/J3kCOJwyv2nzvI0_X0tlnA)
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[MySQL大表怎么DDL变更](https://mp.weixin.qq.com/s/pinOFeF09orQCnIp4L6XyA)
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[MySql主从复制，从原理到实践！](https://mp.weixin.qq.com/s/eEWMSTAUF1H-gFBx26jujw)
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[MySQL查询缓存](https://mp.weixin.qq.com/s/LZBctWNWi3qehb-dgUCmxQ)
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[MySQL 的 InnoDB 存储引擎是怎么设计的？](https://mp.weixin.qq.com/s/wr2gJGQSA8QH_lmPh1XOkw)
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[你怎么连模糊匹配like %%怎么优化都不知道](https://mp.weixin.qq.com/s/ygvuP35B_sJAlBHuuEJhfg)
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[数据库基础知识](https://mp.weixin.qq.com/s/NDL1Q6nqdPq5oMBWSpq4ug)
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[MySQL面试夺命20问](https://mp.weixin.qq.com/s/vwHkXGNCdRdx8k7BeBMy9w)
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[mysql 的一行记录是怎么存储的？](https://mp.weixin.qq.com/s/3d66-yXVZoDFRG1wyRw7kA)
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[MySQL的性能到底有多强？](https://mp.weixin.qq.com/s/Chsfldp_BUNOFFCoCPN-ZQ)
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[MySql 35卷](https://mp.weixin.qq.com/s/MaVYENapeJcLNpYcR7tqBQ)
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[为什么 MySQL 喜欢 B+ 树？](https://mp.weixin.qq.com/s/AoPq8poENF9T4mVS1fDFPw)

‎docs/all/db/事务特性、隔离级别、数据安全.md

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[MySQL安全方案](https://mp.weixin.qq.com/s/rQDitOOnLpLEoj8M11NHwg)
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[数据库连接池到底应该设多大？这篇文章可能会颠覆你的认知](https://mp.weixin.qq.com/s/dQFSrXEmgBMh1PW835rlwQ)
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[数据库设计](https://mp.weixin.qq.com/s/yo_LJ6IwGnjiBXSA7ZHdOA)
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[漫话：如何给女朋友解释什么是撞库、脱库和洗库？](https://mp.weixin.qq.com/s/L0XUMHInnwN9gSYGH2nzdg)
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[MVCC和事务隔离级别的关系](https://mp.weixin.qq.com/s/0-YEqTMd0OaIhW99WqavgQ)
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[MySQL事务与MVCC如何实现的隔离级别](https://mp.weixin.qq.com/s/CZHuGT4sKs_QHD_bv3BfAQ)
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[数据库事务](https://mp.weixin.qq.com/s/iFmvvt4DJ-_qFeb0XUh6QA)
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[MySQL 默认隔离级别是RR，为什么阿里等大厂会改成RC？](https://mp.weixin.qq.com/s/mIz0T0v68_dvUgCrj-qdug)

‎docs/all/db/分库分表.md

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[我们为什么要分库分表？](https://mp.weixin.qq.com/s/-Jipxjwe-jAax4hJSe-9Jg)
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[分库分表方案](https://mp.weixin.qq.com/s/dMqXBW6W8DeqfAPvko3ViQ)

‎docs/all/db/数据库性能调优.md

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[为什么MySQL不建议使用delete删除数据？](https://mp.weixin.qq.com/s/7dpNkLaglIyb_9DKdH43eQ)
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[工作以来总结的大厂SQL调优姿势](https://mp.weixin.qq.com/s/nEmN4S9JOTVGj5IHyfNtCw)
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[为啥阿里巴巴不建议MySQL使用Text类型？](https://mp.weixin.qq.com/s/oVjm_iLvbkximBjHv9d8ig)
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[用对了这些场景下的索引，技术总监夸我棒](https://mp.weixin.qq.com/s/-gmAPfiKMNJgHhIZqR2C4A)
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[MySQL索引凭什么让查询效率提高这么多？](https://mp.weixin.qq.com/s/qESZSzHoxUKQRJhb1EQA_Q)
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[MySQL调优](https://mp.weixin.qq.com/s/e0CqJG2-PCDgKLjQfh02tw)

‎docs/all/db/数据库面试题.md

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[innodb是如何插入数据的?](https://mp.weixin.qq.com/s/SqSPxSRslkjUcDasBHGRSQ)
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[数据库自增ID用完了会怎么样？](https://mp.weixin.qq.com/s/qEA1pC2pfh3xz9HuM8iIBg)
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[阿里面试：说说一致性读实现原理？](https://mp.weixin.qq.com/s/qHzb6oPrrbAPoIlfLJVNAg)
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[我说 SELECT COUNT(*) 会造成全表扫描，面试官让我回去等通知](https://mp.weixin.qq.com/s/SNRvdmyS57oWS_CyYKVvSA)
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[原来MySQL面试还会问这些(undo log)](https://mp.weixin.qq.com/s/Lx4TNPLQzYaknR7D3gmOmQ)
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[explain](https://mp.weixin.qq.com/s/izOKK9Ft5wLts8hWIo4ODQ)
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[你说说一条更新SQL的执行过程？](https://mp.weixin.qq.com/s/-5N6eg1yMBUvDMbJOXp0eg)
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[一条SQL语句执行得很慢的原因有哪些？](https://mp.weixin.qq.com/s/YKmFEtHcZPBn1S9so0kxYw)
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[数据库的锁，到底锁的是什么？](https://mp.weixin.qq.com/s/mvG0wVr2kpbM8iqfZnimiQ)

‎docs/all/db/索引、锁机制.md

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[数据库索引](https://mp.weixin.qq.com/s/_9rDde9wRYoZeh07EASNQQ)
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[一口气搞懂MySQL索引所有知识点](https://mp.weixin.qq.com/s/faOaXRQM8p0kwseSHaMCbg)
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[你都是如何设计索引的？](https://mp.weixin.qq.com/s/fShA7jxjshKyHEHfVDrLVA)
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[MySQL的索引是怎么加速查询的？](https://mp.weixin.qq.com/s/7TPVOT7sloDUKmhldf9uvg)
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[索引下推](https://mp.weixin.qq.com/s/87qsrj-_hG54uxcOlFr35Q)
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[MySQL 的全局锁、表锁和行锁](https://mp.weixin.qq.com/s/1LGJjbx_n_cvZndjM3R8mQ)
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[聊聊索引失效？](https://mp.weixin.qq.com/s/WnO_4SoEL6jugkxPHW4KCg)

‎docs/all/jvm/垃圾回收器、垃圾回收算法.md

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[垃圾回收底层原理](https://mp.weixin.qq.com/s/nY6vL5MlUXY1lfnIvNHMnw)

‎docs/all/jvm/垃圾回收机制.md

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[看完这篇垃圾回收，和面试官扯皮没问题了](https://mp.weixin.qq.com/s/_AKQs-xXDHlk84HbwKUzOw)

‎docs/all/jvm/性能调优、线上问题排查.md

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[线上服务的FGC问题排查，看这篇就够了！](https://mp.weixin.qq.com/s/P8s3kuceBNovUP5adXpFCQ)
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[记一次大促期间JVM堆外内存泄漏故障排查记录](https://mp.weixin.qq.com/s/yutHXOi6Xl3-Qn91Pvg9wA)
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[怎么排查堆内存溢出啊？](https://mp.weixin.qq.com/s/7XGD-Z3wrThv5HyoK3B8AQ)
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[CPU100%，排查](https://mp.weixin.qq.com/s/roEMz-5tzBZvGxbjq8NhOQ)
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[排查YGC问题](https://mp.weixin.qq.com/s/LRx9tLtx1tficWPvUWUTuQ)
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[CPU飙高排查](https://mp.weixin.qq.com/s/nWghy4McYx6Ix3QPSLSmkQ)

‎docs/all/jvm/深入浅出JVM.md

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[【JVM故事】了解JVM的结构，好在面试时吹牛](https://mp.weixin.qq.com/s/fit90VdZUa2pG9lbET0i7w)
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[Java堆内存是线程共享的！面试官：你确定吗？](https://mp.weixin.qq.com/s/Wws24Fhg1nH4dHvtcFYi2g)
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[JVM](https://mp.weixin.qq.com/s/0XqhneKz7F5A-PE9CdzyoA)
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[面试系列重启：JVM篇](https://mp.weixin.qq.com/s/FEPtidbx7WKz6LbhoerRcA)

‎docs/all/jvm/类加载机制详解.md

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[JVM必问知识点:类加载过程](https://mp.weixin.qq.com/s/eHqFONXXNc-LD4ugaKM6UA)

‎docs/all/line.md

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‎docs/all/mq/RocketMQ.md

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[RocketMQ](https://mp.weixin.qq.com/s/y-4TVwbc7AFGEA7q-_OkYw)

‎docs/all/mq/kafka.md

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[Kafka架构与原理](https://mp.weixin.qq.com/s/-IPfWPS1WQMEgcIu0Ak2VQ)
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[Kafka 架构设计](https://mp.weixin.qq.com/s/8wfZEsNDpeLr-_uu2CawFw)
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[Kafka性能篇：为何Kafka这么"快"？](https://mp.weixin.qq.com/s/kMIhPW2uLdy-mgS9sF6agw)
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[Kafka 精妙的高性能设计（上篇）](https://mp.weixin.qq.com/s/kImrkVLE4dtpVnb-Yp479Q)
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[Kafka 精妙的高性能设计（下篇）](https://mp.weixin.qq.com/s/YJFltTP4J5si1Z5SbuMUJw)
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[kafka夺命连环11问](https://mp.weixin.qq.com/s/sFUvgaQUXSA8b4hshhbwOQ)

‎docs/all/mq/消息队列基础.md

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[消息队列基础知识](https://mp.weixin.qq.com/s/Qhw4oS0OeN1N7uT1z6rbqg)
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[用通俗的语言介绍 RPC 框架的架构原理](https://mp.weixin.qq.com/s/jKr_ZDPww8A9huLAMBPEIQ)
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[消息重复消费、分布式事务、顺序消费](https://mp.weixin.qq.com/s/OKon95MRUqDc9IwtEqPSjQ)

‎docs/all/mq/消息队列面试题.md

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[面试题：如何保证消息不丢失？处理重复消息？消息有序性？消息堆积处理？](https://mp.weixin.qq.com/s/1r1x-Irbatvzdc90haaecA)
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[面试官：你对Kafka比较熟？ 那说说kafka日志段如何读写的吧？](https://mp.weixin.qq.com/s/68XX9qnEvDTCOw8gYLNBxQ)
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[师兄大厂面试遇到面试官的 Kafka 暴击三连问，快面哭了！](https://mp.weixin.qq.com/s/ejZBAGI7qLE_QYSe-AqipA)
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[消息队列之推还是拉，RocketMQ 和 Kafka是如何做的？](https://mp.weixin.qq.com/s/S_0YCwUtyQqeBml02jPYqg)

‎docs/mq/重复消费、顺序消费、分布式事务.md renamed to ‎docs/all/mq/重复消费、顺序消费、分布式事务.md

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‎docs/all/人物&杂谈.md

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[罗永浩](https://mp.weixin.qq.com/s/FUbxHFAQeUgV59Zhp7Fe0w)
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[俞敏洪](https://mp.weixin.qq.com/s/Udd3B4L-94hH9ggEtOcJAw)
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[“小破站”二次上市 - ( ゜- ゜)つロ 乾杯~](https://mp.weixin.qq.com/s/a4CzPbx5Bim6mFzzqq0vrA)
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[苏宁张近东：三十年沉沉浮浮，零售史上不为人知的秘密](https://mp.weixin.qq.com/s/bTWTgiQInITy9Dv5BJ-Dgg)
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‎docs/all/各地互联网公司盘点.md

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[北京有哪些牛逼的互联网公司](https://mp.weixin.qq.com/s/OcVumzBwGjX9GIkS-lGMoA)
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[武汉有哪些不错的互联网公司？](https://mp.weixin.qq.com/s/fhMkMMqTrAe-8Af6Jk4XAg)
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[杭州有哪些牛批的互联网公司](https://mp.weixin.qq.com/s/35YoYTQkehqSi_tOj1XZAg)
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[上海有哪些不错的互联网公司？](https://mp.weixin.qq.com/s/oBUoRuMvbhQJI5n2keIa1Q)
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[成都有哪些牛批的互联网公司](https://mp.weixin.qq.com/s/POFAsVr5bNz6zu-IVYVA8g)

‎docs/all/基础核心/io.md

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[迄今为止把同步/异步/阻塞/非阻塞/BIO/NIO/AIO讲的这么清楚的好文章（快快珍藏）](https://mp.weixin.qq.com/s/EVequWGVMWV5Ki2llFzdHg)
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[IO 多路复用](https://mp.weixin.qq.com/s/CMWlDywI1zbgJSoeGTBmuw)
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[一次相亲经历，我彻底搞懂了什么叫阻塞非阻塞，同步异步](https://mp.weixin.qq.com/s/DEd0VY3dhR6B0hjQSEtB7Q)
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[为什么网络 I/O 会被阻塞？](https://mp.weixin.qq.com/s/RTJRzM1R7t344w5whESYmg)

‎docs/all/基础核心/java基础知识.md

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[Java基础面试16问](https://mp.weixin.qq.com/s/-xFSHf7Gz3FUcafTJUIGWQ)
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[零拷贝](https://mp.weixin.qq.com/s/FgBCop2zFfcX5ZszE0NoCQ)
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[同事：你能跟我聊聊class文件么？](https://mp.weixin.qq.com/s/QgC65Ld5UCXo11xXgQ_6UA)
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[JAVA代码编译流程是怎样的？](https://mp.weixin.qq.com/s/q4q-jr-6NDXxkXuC2ZegJQ)

‎docs/all/基础核心/linux.md

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[52图初探Linux通用知识](https://mp.weixin.qq.com/s/dP8AJbvGgvYIXDy3zeXCRg)
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[Linux IO 模型](https://mp.weixin.qq.com/s/TbIPlBtkK_zCyt54cCX8dw)
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[Linux命令](https://mp.weixin.qq.com/s/T6try9YIKh8gTLG2lyKKOQ)
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[3万字Linux总结](https://mp.weixin.qq.com/s/kG1g7ghTkOMzyEoZ6tQMHQ)

‎docs/all/基础核心/计算机操作系统.md

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[图解 | 计算机文件系统](https://mp.weixin.qq.com/s/j2msue1Hjcwd9z1U2p0TDQ)
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[计算机时间到底是怎么来的？](https://mp.weixin.qq.com/s/uM1ZNT8UwfvhqoscK8FJiQ)

‎docs/all/大数据/Flink.md

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[Flink入门教程](https://mp.weixin.qq.com/s/xa2iGrmyoXq3FtZeU9GU-w)
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[Flink入门](https://mp.weixin.qq.com/s/Ey-oWpGO_QDo4DixiccVGg)

‎docs/all/学习路线.md

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[后端技术学些啥](https://mp.weixin.qq.com/s/co6ZiALBCUHxc-8SpcKxPw)
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‎docs/all/并发与多线程/多线程基础知识.md

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[可重入锁](https://mp.weixin.qq.com/s/GDno-X1N8zc98h9MZ8_KoA)
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‎docs/all/并发与多线程/多线程经典面试题.md

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[Java 并发进阶常见面试题总结](https://mp.weixin.qq.com/s/cdHfTTvMpH60SwG2bjTMBw)
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‎docs/all/并发与多线程/多线程锁机制.md

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‎docs/all/并发与多线程/常见关键字.md

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‎docs/all/并发与多线程/常见的JUC工具类.md

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[AQS](https://mp.weixin.qq.com/s/hB5ncpe7_tVovQj1sNlDRA)
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[Java面试必问：ThreadLocal](https://mp.weixin.qq.com/s/LzkZXPtLW2dqPoz3kh3pBQ)
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[StampedLock](https://mp.weixin.qq.com/s/gjfeayR36vDAr3FAVd4w4g)

‎docs/all/并发与多线程/线程池知识点.md

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‎docs/all/开源/开源框架.md

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‎docs/all/必会框架/RPC/Dubbo.md

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[Dubbo基础](https://mp.weixin.qq.com/s/FPbu8rFOHyTGROIV8XJeTA)
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[1w+字的 Dubbo 面试题/知识点总结！（2021 最新版）](https://mp.weixin.qq.com/s/2qSA6aJn6KRXrATVE44k0w)

‎docs/all/必会框架/RPC/Netty.md

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[Netty常见面试题总结](https://mp.weixin.qq.com/s/eJ-dAtOYsxylGL7pBv7VVA)

‎docs/all/必会框架/RPC/RPC实践.md

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‎docs/all/必会框架/SpringCloud.md

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[外行人都能看懂的SpringCloud，错过了血亏！](https://mp.weixin.qq.com/s/MJrahcDXwxgDr5zBdO3XWw)
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[20000 字的 Spring Cloud 总结](https://mp.weixin.qq.com/s/pGSx8eKFH3YnUos3SM2ITw)

‎docs/all/必会框架/Zookeeper.md

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[什么是Zookeeper](https://mp.weixin.qq.com/s/gphDLJMO3QcRoN3zkco4EA)
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