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https://github.com/dvsusan/susansayjava

作者苏三浪迹过几家大厂，掘金优秀创作者，阿里云专家博主，腾讯云年度潜力作者，CSDN万粉博主。
https://github.com/dvsusan/susansayjava
java jvm mq mysql netty redis spring spring-cloud spring-cloud-alibaba tools
Last synced: 2 days ago
JSON representation
作者苏三浪迹过几家大厂，掘金优秀创作者，阿里云专家博主，腾讯云年度潜力作者，CSDN万粉博主。
Host: GitHub
URL: https://github.com/dvsusan/susansayjava
Owner: dvsusan
Created: 2021-09-26T14:23:15.000Z (about 3 years ago)
Default Branch: master
Last Pushed: 2023-12-25T05:17:14.000Z (9 months ago)
Last Synced: 2024-09-20T10:02:08.583Z (7 days ago)
Topics: java, jvm, mq, mysql, netty, redis, spring, spring-cloud, spring-cloud-alibaba, tools
Homepage:
Size: 945 KB
Stars: 433
Watchers: 10
Forks: 78
Open Issues: 1
Metadata Files:
- Readme: README.md
Awesome Lists containing this project

README

        ⭐ 点右上角给一个 Star，鼓励技术人输出更多干货，爱了 ！

这里有面试八股文，面试真题，工作经验分享，踩坑日记，学习路线，还有个人成长经历等。

作者苏三浪迹过几家大厂，掘金优秀创作者，阿里云专家博主，腾讯云年度潜力作者，CSDN万粉博主。



     

     

     






- [苏三原创精品50篇](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494429&idx=1&sn=8038c3f100c73b9223755ccb80eea4ac&chksm=c0e833f5f79fbae3be32214d1e1234670511a754f8d0a7d86ce701a8a60bad9f397b798e2da1&token=1249303273&lang=zh_CN#rd)

- [苏三原创精品30篇，真香。](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490497&idx=1&sn=ebb80714930faca74e4e14de38437cf0&chksm=c0ebc329f79c4a3fa48eb46adb5895f8817af41d2231a57cac34965b8c94ca52d34fe599fa5a&token=1249303273&lang=zh_CN#rd)

以下内容全部出自公众号：苏三说技术，欢迎关注。

![](https://pic.imgdb.cn/item/62bf06e01d64b07066781ad4.jpg#pic_left)

下面分享Java后端学习路线，后续会不断持续更新。。。

![](https://pic.imgdb.cn/item/62c82558f54cd3f93756e811.png)

## 高并发系列

- [聊聊接口性能优化的11个小技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490731&idx=1&sn=29ed0295c7990157a3a56ba33cf7f8be&chksm=c0ebc443f79c4d55a2bac81744992c96f97737e5d0717ec99231f4d08f57a7f0220eafdac9c9&token=426403078&lang=zh_CN#rd)

- [我用kafka两年踩过的一些坑](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490289&idx=1&sn=bc311da9f4a4d3f48ee5dc207bf31a8b&chksm=c0ebc219f79c4b0fc711116723b9df3a5531cda32f0f5d00f065910aa552af6ff03b3f1528fc&token=751314179&lang=zh_CN#rd)

- [高并发下如何保证接口的幂等性？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490307&idx=1&sn=b9eeb427c33cb171da6c3f11243a88f4&chksm=c0ebc3ebf79c4afd0d5a1851a975534b672d86c531d28c5933013140173e794f5f53e78a6765&token=751314179&lang=zh_CN#rd)   

- [如何保证数据库和缓存双写一致性？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247493521&idx=1&sn=bff84e7a819d79e4b8eb7e722e96ddfc&chksm=c0e83f79f79fb66f2e7bf03a104580b404ea0a3c977846e428f13c1f12fbad46d4d778b2da14&token=375542673&lang=zh_CN#rd)  

- [mq的那些破事儿，你不好奇吗？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490326&idx=1&sn=8acb7c030591932e4ddce5502fbc1382&chksm=c0ebc3fef79c4ae8c8600cb2e869d4cfa577c8424efbc46bac0ab0eed4ac231aa7e172b46213&token=751314179&lang=zh_CN#rd)  

- [聊聊redis分布式锁的8大坑](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490430&idx=1&sn=a1f42f9a981a8f161941a6472f317b10&chksm=c0ebc396f79c4a801a330917ca700e7d7a6af3a3c2c5a4e11a05770da925de8aa9ed3c277737&token=751314179&lang=zh_CN#rd)   

- [阿里二面：为什么要分库分表？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490459&idx=1&sn=1e4296228c00aa4203aab481575ac916&chksm=c0ebc373f79c4a658de7ce7f0d8cf30b1f45adb346c2386321779e7cf85a757a12337d3ae233&token=751314179&lang=zh_CN#rd)  

- [学会这10种定时任务，我有点飘了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490314&idx=1&sn=29ddf0c1e99675b86cdfc082556a69a9&chksm=c0ebc3e2f79c4af43cf8582d41b0bc3ede57986cc6c115b103b586a2c7bddb4475555e919b20&token=751314179&lang=zh_CN#rd)  

- [高并发下秒杀商品，你必须知道的9个细节](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490378&idx=1&sn=3398107767443078564bd85b26c3b342&chksm=c0ebc3a2f79c4ab46dd1c23eda4cef17b14e6fdec19883279c739dfc51abc6a95a990364e6ec&token=751314179&lang=zh_CN#rd) 

- [聊聊限流](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495624&idx=1&sn=6d321d800c4033c312a42af21abe9019&chksm=c0e83720f79fbe3687236c8e8f0a95d33fb511f8f0336b149f2ed0b2c35a8c18a6e822fc56b2&token=375542673&lang=zh_CN#rd) 

- [高并发下如何防重？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495570&idx=1&sn=eed3102c7dffc4ddbc59844dd9b865a5&chksm=c0e8377af79fbe6c29aefa3ae3aab48c6459b673005e2f97ae402172f6e5cdf8573aea5e7663&token=375542673&lang=zh_CN#rd) 

- [京东二面：高并发系统如何设计？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495120&idx=1&sn=f45283e45ca8e5c19ed1f22a890e75e5&chksm=c0e83538f79fbc2e77cf9844095b588b29aa85a41995aecb1345d18537b9977b9984876d626e&token=375542673&lang=zh_CN#rd) 

- [从20s优化到500ms，我用了这三招](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495991&idx=1&sn=f7ff015da0de21c2fac603b711918c8a&chksm=c0e829dff79fa0c9d76c9f6eff3448fd78ee5f2f7b348d37b24bb07fbece2ea193dbb23c38d7&token=375542673&lang=zh_CN#rd) 

- [如何用 Java 几分钟处理完 30 亿个数据?](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496011&idx=1&sn=a2450defef6d94fccdb962e1c6f8a826&chksm=c0e829a3f79fa0b524d3229ab0cdc511ee445e0e9cd6234799e209f0bbf8c1a858cecbbdf577&token=1502528170&lang=zh_CN#rd) 

- [并发环境下，先操作数据库还是先操作缓存？](https://mp.weixin.qq.com/s/i1V34oH6_8WsTu0IpPuwqQ) 

- [接口流量突增，如何做好性能优化？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496949&idx=2&sn=6640e0fa214de3c67d8b374aa8819977&chksm=c0e82c1df79fa50beee26ab141e596bc8f0d471e732f531562e7a0ded5f36a575f8e895f180b&token=1780081529&lang=zh_CN#rd) 

- [服务器性能如何优化？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498596&idx=1&sn=ba61ea039c62068e3c2f96741f985a15&chksm=c0e8238cf79faa9a42f74668e7187e48f073c3aad90f5f09bb8db255c4606c854d764c2cdbba&token=866261993&lang=zh_CN#rd) 

- [excel百万数据如何导入导出？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498555&idx=1&sn=c0fe07f9add137a0ff76b3c157b08cb7&chksm=c0e823d3f79faac54fb3d032e60b4d8beedaa8f2334b1603c1c5ce8b2e53fe62c343e556a20d&token=866261993&lang=zh_CN#rd) 

## 分布式系列

- [聊聊分布式锁](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495781&idx=1&sn=a979c6559d57a1257fa40c93aa432de7&chksm=c0e8288df79fa19b794b1671072c92ef434880bbb8c9ba141e3fe4394b6b0765088ad36d463b&token=375542673&lang=zh_CN#rd)

- [聊聊 Sharding-JDBC](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495351&idx=1&sn=fbab95fa9228f8e7326956415d5a2e4e&chksm=c0e8365ff79fbf491fda845c8463633390a666e07f63ef6debe429a3dc3cd6eee973b8567137&token=375542673&lang=zh_CN#rd)

- [聊聊分布式配置中心](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494265&idx=1&sn=978b6284cc0f7a915ddbbe87368480fd&chksm=c0e83291f79fbb877a62b30c8b1bf225b527fc147dfb6574d15f47acaa04e69d0090d5807f55&token=375542673&lang=zh_CN#rd)

- [聊聊注册中心](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494011&idx=1&sn=8517c74e29be65fdadf3051d3fdfef44&chksm=c0e83193f79fb8857fa4c8990b8cfe78038955085fc84997f23351085c042b89eb0a6224a687&token=375542673&lang=zh_CN#rd)

- [聊聊API网关](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247493730&idx=1&sn=514173fff413c785c2fb6770361487de&chksm=c0e8308af79fb99cbd275c5df551cd4bbba6c4bb2f14b00a8d544711864cb3e91d44fec5be82&token=375542673&lang=zh_CN#rd)

- [这9种分布式ID生成方法，打死也要记住呀](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247491057&idx=1&sn=b0ed7c63e54761905b1cbbef123f16f1&chksm=c0ebc519f79c4c0f2e66e1365d216d9d312a59938216a0e1c32bcc0377febcf5a1ad0158ffec&token=375542673&lang=zh_CN#rd)

- [session、token、jwt、oauth2 傻傻分不清](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496146&idx=1&sn=7c0291f4fc84797e63c6e49f030e0557&chksm=c0e8293af79fa02c1fe26a49745e0994345858d845412f6f314ed32903e9667608d42a73a03e&token=1121830644&lang=zh_CN#rd)

- [聊聊10种延迟任务](https://mp.weixin.qq.com/s/m8xF8GQKi82wLF2kYNBumA)

- [聊聊一致性hash算法](https://mp.weixin.qq.com/s/yy0Gmo_2fq4Mw9QEx4AfBg)

- [Redis 分布式锁｜从青铜到钻石的五种演进方案](https://mp.weixin.qq.com/s/2xhjrkpZNaA6NH4MV0gz6A)

- [对比 5 种分布式事务方案，还是宠幸了阿里的 Seata](https://mp.weixin.qq.com/s/Uot4d_6ys9qmvnp2PrCXAw)   

- [聊聊分库分表](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496764&idx=1&sn=80ad84ec0348c6045c110c9ba9d29e6b&chksm=c0e82cd4f79fa5c28498b3642e147b1771d83c882be1a90fcf8244fb931c9640967283098bab&token=1446978876&lang=zh_CN#rd)   

- [实现web实时消息推送的7种方案](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496923&idx=1&sn=38e0b64b4b365a1c60d64f6a83e7a519&chksm=c0e82c33f79fa5255b5c87ecbaded2f99229b14e5f70b8614112ac8854583ea52f0dce798147&token=1780081529&lang=zh_CN#rd)   

- [聊聊分布式ID](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497161&idx=1&sn=a133091a716e9c682cb952577fec146a&chksm=c0e82d21f79fa4374c49dbc0f1be16cec2423812cbf315ff4926baf1b929ff6496e80a783b83&token=1650035797&lang=zh_CN#rd)   

- [学会这10种定时任务，我有点飘了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490314&idx=1&sn=29ddf0c1e99675b86cdfc082556a69a9&chksm=c0ebc3e2f79c4af43cf8582d41b0bc3ede57986cc6c115b103b586a2c7bddb4475555e919b20&token=1121830644&lang=zh_CN#rd) 

- [分库分表后，如何保证数据一致性？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498338&idx=1&sn=68856d4d5eaeb16e0c8742037d5cf894&chksm=c0e8228af79fab9c8a6cb420deee399022419d68db2b3eb0e025a8167962675da57394c66b09&token=866261993&lang=zh_CN#rd) 

## 高可用系列

- [搞懂异地多活，看这篇就够了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490455&idx=1&sn=74013dfc33c7d46626dca1a7ae048419&chksm=c0ebc37ff79c4a699b15040002f35ee7993dcf002cde34c2599234110369ea4f4732854c5f75&token=1121830644&lang=zh_CN#rd)

- [你管这破玩意儿叫负载均衡?](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247491502&idx=1&sn=981658cf1bb24842211f8abe9c3ef156&chksm=c0ebc746f79c4e504e64be95dbc21b85a1ded3be5772a7707b711f7e0ab419bd697003baab06&token=375542673&lang=zh_CN#rd)

- [聊聊高可用](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494085&idx=1&sn=c79d9b7841dd67ad3243e87f18779e45&chksm=c0e8312df79fb83b0aefd8e4dc0e1b75af93243bbcd5896203a15fddf3774e4b7194b3d0956c&token=1121830644&lang=zh_CN#rd)

- [B站崩在这里...](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496241&idx=1&sn=041cf3e733490a659093b3a2f8f9a730&chksm=c0e82ad9f79fa3cf1fc58c3438023a031b860d6a0d47ca7c3715f258e67704f8c936b66fb041&token=1508828007&lang=zh_CN#rd)

- [如何优雅停机？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496477&idx=1&sn=3382cf474cd045f216ca07b008746c23&chksm=c0e82bf5f79fa2e3368632358b9991c4db4468606554ffe42cf08a18933508a05783066132cd&token=1690710950&lang=zh_CN#rd)

- [5 种 API 网关技术选型，yyds](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497590&idx=1&sn=0e4f4eaf95c02fecf70ad75ed8e6b91b&chksm=c0e82f9ef79fa688c08e8e60be75e560decb0b633cfad08019997883893f47f0d2d07716b66f&token=741870596&lang=zh_CN#rd)

- [聊聊 8 种架构模式](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498105&idx=1&sn=ba65a488862ac2c9ba0a8740d1115bbb&chksm=c0e82191f79fa887113eb056e053c29c417e79782659ab7b616128f1b5768437f9154622c726&token=609351868&lang=zh_CN#rd)

## spring系列

- [spring中让你爱不释手的代码技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490278&idx=1&sn=89af37ff9d1577ddc0f48866343412cd&chksm=c0ebc20ef79c4b184a617c95714d407b1ab4646ae930ee4b5c3201065030d7a1a8bcd23297a3&token=751314179&lang=zh_CN#rd)   

- [spring中让你爱不释手的代码技巧续](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490282&idx=1&sn=2c2744525a598a837c1c5d596be467e3&chksm=c0ebc202f79c4b14a4c84ec63dbae8429d043d2c4f1dc6a1318e5629e61f190d704e0cc40073&token=751314179&lang=zh_CN#rd)    

- [聊聊spring事务失效的12种场景](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490414&idx=1&sn=b232e8931fbc754a255bde93a5a810e5&chksm=c0ebc386f79c4a9079f096acc8e5836cab99746689309c293900488a538b7489dc7d64b0ae0a&token=751314179&lang=zh_CN#rd)    

- [spring中竟然有12种定义bean的方法](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490357&idx=1&sn=4d3f5958d7045a1ab178d4e37c7294d7&chksm=c0ebc3ddf79c4acb151944ef0c62344079b5ffb9bf3af1eceff992f8f5f585bb9de63b290931&token=751314179&lang=zh_CN#rd)   

- [spring：我是如何解决循环依赖的？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490271&idx=1&sn=e4476b631c48882392bd4cd06d579ae9&chksm=c0ebc237f79c4b21f4e1a5370bba4f72bba4fefd1f447f150107a98a77c82ac9c109c335cd09&token=751314179&lang=zh_CN#rd)    

- [9条消除if...else的锦囊妙计](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490272&idx=1&sn=c5db63c7b52e7518b7a42e48c70927fc&chksm=c0ebc208f79c4b1e2fb5cde1e4fe056119a17f2422cb782fb3fecedd093ac478ae834b6c49ef&token=751314179&lang=zh_CN#rd)      

- [轻松读懂spring之 IOC的主干流程](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490298&idx=1&sn=13a251c26f2c2b951706cccdb7f6b08f&chksm=c0ebc212f79c4b0437d1beb75a8dcc8e2ec58f1e5637d2192bd1e4342af90b669ad05f92b3f6&token=751314179&lang=zh_CN#rd)     

- [Spring夺命35连问](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495006&idx=1&sn=25e9aef07003f180dcb1ae0c40d1d9b9&chksm=c0e835b6f79fbca09ce547e3fb150aa5ab5149c55d1b96128a35f128fd2bcce8402202cab7a5&token=375542673&lang=zh_CN#rd)     

- [spring aop聊点不一样的东西](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490285&idx=1&sn=ed9947cb8471cb51ef0edad370a1271f&chksm=c0ebc205f79c4b1320d04bda52bc5d304b22c8344e6805602c079251ff3780e60551fac6fd1e&token=751314179&lang=zh_CN#rd)    

- [springboot面试杀手锏-自动配置原理](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490236&idx=1&sn=636be5ccb19d59cfc1801efc22160ad0&chksm=c0ebc254f79c4b42d6005d5d229c729c9f187b63b68e74e5a2ac5e25dbdfbb80316919b8e69d&token=751314179&lang=zh_CN#rd)   

- [@Autowired的这些骚操作你知道吗？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490385&idx=1&sn=e84b36485c823041aad6a55a4f357534&chksm=c0ebc3b9f79c4aafd37a7178c3b72c95dd49dd595feddd5950ff92f2792f9c482dd3bdd778f6&token=751314179&lang=zh_CN#rd)   

- [@Value竟然能玩出这么多花样？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490444&idx=1&sn=6f10e002f38ffd3cebf4fa1746123950&chksm=c0ebc364f79c4a72415f8380ed3821d67cff0485aef230a256bbca0f37bf44a6b97f527f489e&token=751314179&lang=zh_CN#rd)   

- [面试前看了这篇spring事务的文章，让我多要了2k的工资](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490224&idx=1&sn=c32cc226d2b4201649b51f404844c1f7&chksm=c0ebc258f79c4b4ebfb3454cc284be5886ad5084a32c6487bca4380d3f65e2f35c572dbd2b28&token=660773166&lang=zh_CN&scene=21#wechat_redirect)   

- [聊聊Spring事务](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497429&idx=1&sn=e699c3930f4a49b782c6731de24147d6&chksm=c0e82e3df79fa72bd072aa09af7aa1011b4b34ebf97574a3b41f6c39ffef2f3445841e0a1a06&token=741870596&lang=zh_CN#rd)   

- [聊聊Bean的生命周期](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498002&idx=1&sn=213ad69a0cc21fb8dbc05e79e2e48974&chksm=c0e821faf79fa8ec2fe25dd9463db1870a100250adc7ea7853782d8b0779c9c2586f6f8ee5d4&token=609351868&lang=zh_CN#rd)   

- [聊聊Spring中最常用的11个扩展点](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498446&idx=1&sn=1c6157caeedf309813e52761e327eed2&chksm=c0e82226f79fab309b0e53c04ba950abde4c9e31f9413c1c992e656c0e1539b73f5acbf5f8a5&token=866261993&lang=zh_CN#rd)   

## springboot系列

- [SpringBoot 生产中 16 条最佳实践](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247493688&idx=1&sn=41c2ba075b218608b1e7654200cde714&chksm=c0e830d0f79fb9c6b02f8c608998ec2e2124df57ce74aa0ba15a0adb786d5a0b09c1ac932b54&token=375542673&lang=zh_CN#rd)   

- [Spring Boot Admin，贼好使！](https://mp.weixin.qq.com/s/qglX8id8RRCB46D1SD82lw)   

- [SpringBoot + Sharding JDBC 分库分表](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498561&idx=1&sn=5a490d9fdb75dac33e71a587c3be675a&chksm=c0e823a9f79faabfc7648f303b7ea4d57aff0604fb1282c8ee1afd021e57a63c50bf550829d3&token=866261993&lang=zh_CN#rd)   

- [SpringBoot的starter到底是什么？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498385&idx=1&sn=8abb67cdda305c7c1c4efde309bc89bb&chksm=c0e82279f79fab6f7e29a35be37e47551093ce8ee3113452a77f3641f6f1b8de8803a0455656&token=866261993&lang=zh_CN#rd)   

## spring cloud

- [深入理解 Ribbon 的架构原理](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490734&idx=1&sn=f55bc1f702ef3926f169e6ab529159f0&chksm=c0ebc446f79c4d5002f5ee4acbbd2651fdea8155cf64ba015b977928de596d1b746056f13525&token=375542673&lang=zh_CN#rd)   

- [openFeign夺命连环9问](https://mp.weixin.qq.com/s/INJCuuW1chbosUEcsuSeAA)   

## spring cloud alibaba

- [聊聊 Nacos](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494153&idx=1&sn=804e06cb87e9607bba05dc4cf4580c60&chksm=c0e832e1f79fbbf74440a2976f5cdb85771136b28b59d8d561864ebe3ab66759335ebb8dbea5&token=375542673&lang=zh_CN#rd)   

- [Seata的那些过人之处](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490513&idx=1&sn=713228191b96d5e681f07926cb43ace1&chksm=c0ebc339f79c4a2f5cb87b20ae1752a409ad834e6c3f4b4bf5534990a3df09cccf569c5c6045&token=375542673&lang=zh_CN#rd)   

- [聊聊 Sentinel](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494221&idx=1&sn=739cc31be175ca6e2673842444ea4ab1&chksm=c0e832a5f79fbbb3006e877c7bea52fe5313cca1e537c871f852417493be6590c44f2c2f6bbc&token=375542673&lang=zh_CN#rd)   

- [OpenFeign的9个坑，每个都能让你的系统奔溃](https://mp.weixin.qq.com/s/g4r4uof8G3IRE7ngo2U_OQ)   

- [Spring Cloud Gateway + JWT 实现登录认证](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497606&idx=1&sn=03c5996d2ba3aade0ec154bf9c42a32d&chksm=c0e82f6ef79fa67858aef0ed3bd5d41e51acfefa72e54756cb65cae291f626ab72d97ce806fd#rd)   

 

## 数据库系列

- [聊聊sql优化的15个小技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490473&idx=1&sn=ba07d64aa8c89054bd263efd660d3a3f&chksm=c0ebc341f79c4a579a6f41465df0459a696ab8ef0499a5f6fd76269af1064fde0286afdb027d&token=751314179&lang=zh_CN#rd)  

- [聊聊索引失效的10种场景，太坑了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247491626&idx=1&sn=18fc949c06f04fe8f4c29b6fc5c66f9c&chksm=c0e838c2f79fb1d45c6f9b2ab188bb4663414690bab0718a7d46beb875e6b83e5e67ec27d2ff&token=660773166&lang=zh_CN&scene=21#wechat_redirect)  

- [聊聊索引设计的8个小技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495678&idx=1&sn=c0c1abf7bd1208978f1fbba524d29dd4&chksm=c0e83716f79fbe0002efe71c3e07b37928bea4020b177c71135dacb84920a04c2d1b1048239f&token=375542673&lang=zh_CN#rd)  

- [MySQL如何优化？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494379&idx=1&sn=7037931ed8a41d8ec2fbafd81e873b06&chksm=c0e83203f79fbb15df43242607c6ec8c766ff57457b238f0b20d090205cfddfe07e749636a75&token=375542673&lang=zh_CN#rd)  

- [卧槽sql注入竟然把我们的系统搞挂了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490286&idx=1&sn=c80ca28614e4cac1c2fe1902e028ef1b&chksm=c0ebc206f79c4b1026f59982e1a365b145f3b6ef52221c858f77cd69e757d0231754af57eefc&token=751314179&lang=zh_CN#rd)   

- [innodb是如何存数据的？yyds](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490403&idx=1&sn=bf84d7016129446fe697562e005ec64a&chksm=c0ebc38bf79c4a9d0ebd4041d16a995bbca8e38b47935e5ff22c2efc65d8ee87f9d954299c7c&token=751314179&lang=zh_CN#rd)  

- [盘点一下数据库误操作的后悔药](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490304&idx=1&sn=14a402ec19fa0eebbf972f450c9f8b63&chksm=c0ebc3e8f79c4afe43114aab886eda4f49174b128326209c1f5dfed9e6b7ce97337d4e4ff14b&token=751314179&lang=zh_CN#rd)  

- [explain | 索引优化的这把绝世好剑](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490262&idx=1&sn=a67f610afa984ecca130a54a3be453ab&chksm=c0ebc23ef79c4b2869dea998e413c5cbea6aeeea01ee74efc7c1a5fc228baa7beca215adf3ea&token=751314179&lang=zh_CN#rd)  

- [mysql的这几个坑你踩过没？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490242&idx=1&sn=fa68cb6bbfccda699796b777b740dc3f&chksm=c0ebc22af79c4b3c4ebed3a11142029a73fe10c7a6bc8bc5747fd4b465afe6ca90376891d96d&token=751314179&lang=zh_CN#rd) 

- [聊聊MySQL的10大经典错误](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495431&idx=1&sn=e98c27335be6bbfdef8bcb04fceee0f8&chksm=c0e837eff79fbef9b1c083558e26cfebd4f01c8f9d9129b88cca5e7127c7b87d2328a96a3127&token=375542673&lang=zh_CN#rd) 

- [Mysql数据库查询好慢，除了索引，还能因为什么？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495353&idx=1&sn=87b13067aacc1f029f7eb6e6006eec78&chksm=c0e83651f79fbf4732cc4dc7418764f4bcab034cf2b15bbc2546e4b27692f58e37fe77d30290&token=375542673&lang=zh_CN#rd) 

- [你管这破玩意叫 B+ 树?](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494619&idx=1&sn=9ff5d5d23024b5ca8c7765860c9f5c0d&chksm=c0e83333f79fba25771b79a523919cbee91a43755214e8dc2e3c70a5e337780056252fc3029d&token=375542673&lang=zh_CN#rd) 

- [聊聊InnoDB锁](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494446&idx=1&sn=f4a6ff7d3b5f35ea6c6bf36d82ae7365&chksm=c0e833c6f79fbad0ea8ed013d9270a7b492c0782e4e903f7bbd2fe180f764dbbc27bda66e2e8&token=375542673&lang=zh_CN#rd) 

- [Mysql的索引为什么使用B+树？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494258&idx=1&sn=086d3135fbbeceaee55c9fd87d0bfc1e&chksm=c0e8329af79fbb8c3ba4f0567452e447683a88bec598b4ec66dcaaec6a2b2b883444eaceb608&token=375542673&lang=zh_CN#rd) 

- [聊聊group by](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494035&idx=1&sn=72929965cb9392f30a2f53f26c7b7f24&chksm=c0e8317bf79fb86d6aa2dc0a8385ba4c05ad2a7a0a1114d36a3a16353231148233539e6f4576&token=375542673&lang=zh_CN#rd) 

- [mysql单表最多两千万条数据？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247493756&idx=1&sn=6f894fac74251b794cb8a5db2bfce0fe&chksm=c0e83094f79fb982faa02c7238239f78f467e11f99df519a2316a25805799434cd1c820c9683&token=375542673&lang=zh_CN#rd) 

- [聊聊Order By](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247493408&idx=1&sn=18f4c3821065a77e0025c3ee50fa0d0e&chksm=c0e83fc8f79fb6def4c7c89d09a3633bdc50f5f03881e0f38e1516164bcb67934a5756ca8b02&token=375542673&lang=zh_CN#rd) 

- [字节二面：一条慢sql如何优化？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247491519&idx=2&sn=2f7eae8925b3bb74745d16b87999be20&chksm=c0ebc757f79c4e411569de394a0609071682d8fc7f586cf37188c23b123a8011973d475cab7d&token=375542673&lang=zh_CN#rd) 

- [MySQL的redo log和bin log 真香](https://mp.weixin.qq.com/s/lA4cpJrG7ysek1monYqTgg) 

- [mysql十个核心知识点拿走不谢](https://mp.weixin.qq.com/s/zCR-bccW6aoNrVpwRTGBiw) 

- [MySQL为Null导致的5大坑](https://mp.weixin.qq.com/s/ES-cZBsawOR80JzUSR9LaA) 

- [MySQL夺命66问](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496901&idx=1&sn=e9070382523cc007a1d037754eb40320&chksm=c0e82c2df79fa53b076029a9578b5368c204428cb0ad1a9941ef8708b27048e79d95c60624eb&token=1446978876&lang=zh_CN#rd) 

- [明明加了唯一索引，为什么还是产生重复数据？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497090&idx=1&sn=53b81535a9815853382c3a4bff8c844b&chksm=c0e82d6af79fa47ccfece23a8b0ad46ef6c647f1d2f961823eed181732c47e250ed0cbcfe6fd&token=1780081529&lang=zh_CN#rd) 

- [聊聊MVCC](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497137&idx=1&sn=6aaaadc31e0060f2ae7e6c656a3f02e7&chksm=c0e82d59f79fa44f446c336e8e205c3c3badabd042e0457385d5cac609897982767dae7ebe8c&token=1650035797&lang=zh_CN#rd) 

- [mysql查询 limit 1000,10 和limit 10 一样快吗？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497172&idx=1&sn=ee11773a596308a65321aa213b5d9a6f&chksm=c0e82d3cf79fa42a409d95d7036f8d5c384cb98164bcb198ef3e3e950a6c3112de6351c85ae8&token=1106409335&lang=zh_CN#rd) 

- [count(*)为什么会慢？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497604&idx=1&sn=29ee3ccb8f01cf842ccc5aa841383150&chksm=c0e82f6cf79fa67a7d61757ea5619b9ad2e665ed97e5fbb7fa51b612289a9ff26ce445f26438&token=741870596&lang=zh_CN#rd) 

- [聊聊数据库建表的15个小技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497540&idx=1&sn=06872bca65725e1384762b6cb7438879&chksm=c0e82facf79fa6ba657d70a1189ae0d598cf6b667773c329355dc4f57f97a90a5d7e0656cef4&token=741870596&lang=zh_CN#rd) 

- [SQL优化20招](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498038&idx=1&sn=2748ba3d13fbb854125f334b7723e905&chksm=c0e821def79fa8c85c63ca70fb6e4e5fbe991770133bd8e670c11fa45bfce044f9e2d6fd6206&token=609351868&lang=zh_CN#rd) 

- [Mysql查询好慢，除了索引，还有什么原因？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498308&idx=1&sn=d0389a3aa2b8b64f10acae6f0ba95546&chksm=c0e822acf79fabba3881a55949ec433602bd45da713d577cc59e78b588e6f9d3656cffd34222&token=866261993&lang=zh_CN#rd) 

- [MySQL 上亿大表如何优化？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498251&idx=1&sn=7057527d0ba6ee6f0611898b9c9d2cf2&chksm=c0e822e3f79fabf53766e219349eff590a294042b230aeb3c823ec42dd507657f7deb917bdc5&token=866261993&lang=zh_CN#rd) 

## 中间件系列

- [Kafka能抗住百万并发的秘密](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495797&idx=1&sn=5e6a4e91695854fa4511ff6978b21ddf&chksm=c0e8289df79fa18ba0c1bf6dbc82017ab6b7df04cd73f6faf5db6d694ed33ecd67e3dbb3d5f4&token=375542673&lang=zh_CN#rd)  

- [你管这破玩意儿叫 MQ?](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495324&idx=1&sn=e279accf137344cb7c9c1b1d37bb8b7f&chksm=c0e83674f79fbf62213ce336b4491ef09ecc814c78ae21b9abb5e1dc3432e4b8d3fbbd2150df&token=375542673&lang=zh_CN#rd)  

- [面渣逆袭：RocketMQ二十三问](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495003&idx=2&sn=a3fe5ad9f9bb796809c504f5530f73ca&chksm=c0e835b3f79fbca50d315bcc1f016c5dc2e8243d4e455e3bc11c167c9d4bb64bccaf82ace0c4&token=375542673&lang=zh_CN#rd)  

- [聊聊MQ](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494604&idx=1&sn=cd88707561b207a7ffb14035304cff94&chksm=c0e83324f79fba327ca849a12aafa2758f756374b50f2c8fe903ba17539cc64abb89fab0c324&token=375542673&lang=zh_CN#rd)  

- [2万字详解，吃透 ES](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494076&idx=1&sn=9f12b582de47c6498c9b4fe9f9c3a5b4&chksm=c0e83154f79fb842d48af05fb70a4f6d81513c54f9c3c0ec0659e048bc960768b7fe3eaa88c5&token=375542673&lang=zh_CN#rd)  

- [Kafka夺命连环15问，你能扛到几问？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247493392&idx=1&sn=4bb144ce6ad277d5f5343f22dc666774&chksm=c0e83ff8f79fb6ee55e450caf2197ca9075b9825f74e259ced4f72a9c62059314ca36a9254f1&token=375542673&lang=zh_CN#rd)  

- [我读了kafka源码后发现...](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247492759&idx=1&sn=028a59e9f3debe23b7af05a5c1c2c5b1&chksm=c0e83c7ff79fb5696c923c904b058e3bfd5d0c9fdd8de1a3714a39eb1cf1125f4aa715c6f10e&token=375542673&lang=zh_CN#rd)  

- [阿里二面: Kafka 到底会不会丢数据？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247491709&idx=1&sn=bb59522f2edca71dbb5c0b6283eb4975&chksm=c0e83895f79fb18364d3f74b3881310cc863ff2f27ecab7af81d19fad6e84e0346f0119dc727&token=375542673&lang=zh_CN#rd)  

- [Kafka性能篇：为何Kafka这么"快"？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247491510&idx=1&sn=a7d5b0609295e319c3d2e96efd3fb6eb&chksm=c0ebc75ef79c4e48a9e8247a77bf3b45b6f3a835a45e3e85f5eea2a14cf1a5a7c6060adc5c65&token=375542673&lang=zh_CN#rd)  

- [六问 Kafka 为啥那么牛！](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247491268&idx=1&sn=b9eb5ff0ed41a405b79aeacb70e860e5&chksm=c0ebc62cf79c4f3aca42da50507bba134bd6a86823d5e466ddc149a2e3dca464f2c587039cac&token=375542673&lang=zh_CN#rd)  

- [聊聊RabbitMQ](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496186&idx=1&sn=a5a6cb4336c1d115f601926059d1aa0c&chksm=c0e82912f79fa0043492490ba328b500949d91a0b96c56c95ef6e7f6cd652894ee7a3e1b7620&token=1121830644&lang=zh_CN#rd)  

- [阿里二面：什么是mmap？](https://mp.weixin.qq.com/s/Yfjiq90iG6KKuEKMSVy5oQ)  

- [18张图带你搞透Kafka的存储架构](https://mp.weixin.qq.com/s/6jQcrInoJakDj9O-2Ct2SQ)  

- [Kafka 连环20问](https://mp.weixin.qq.com/s/DM3z8aM0CqAzWGwXEIzBhQ)  

- [7张图揭晓RocketMQ存储设计的精髓](https://mp.weixin.qq.com/s/7szWAxW3Huog5lnHTCgn2w)  

- [RabbitMQ、RocketMQ、Kafka 三元归一](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496933&idx=1&sn=c92d226f2e5ec3be467e3c5715967005&chksm=c0e82c0df79fa51bfeaffbd14d732ad03a9235a59a46fc6b428cbbe401883e51cce4481ce893&token=1780081529&lang=zh_CN#rd)  

- [图解 Kafka 缓存架构](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498567&idx=1&sn=09fef0642297040022423136c5912c26&chksm=c0e823aff79faab9d27d9ccb40078ec63ca78d60ba9e521d6d723baf8948a386ee3d29ca4a14&token=866261993&lang=zh_CN#rd)  

## 缓存系列

- [烂大街的缓存穿透、缓存击穿和缓存雪崩，你真的懂了？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247491225&idx=1&sn=bfb14f28911efaa6e3a615870fff9a5c&chksm=c0ebc671f79c4f6718a63bbec91d79a4b05e1dd2a7c00ed9bf6a9f582abd4c6e5c870148ff89&token=426403078&lang=zh_CN#rd)  

- [Redis夺命52连问](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495318&idx=1&sn=a2e2c5a7b6c7c08c11f4f12b5451f19c&chksm=c0e8367ef79fbf6863265b653f765eb48cff038426d3273c3ed90283cc7d100e991fdaf8b6b7&token=375542673&lang=zh_CN#rd)  

- [一口气说出 Redis 16 个常见使用场景](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247493095&idx=1&sn=1a4ab9947a32180d465c671e23b399b0&chksm=c0e83d0ff79fb41947a4153750d175b8225611ee4ac5a6cbdfc12d2574cd0f320da88d1ee1b2&token=375542673&lang=zh_CN#rd)  

- [Redis夺命16问](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247493072&idx=1&sn=cf333d349c620eca21d4aa8ef6981d98&chksm=c0e83d38f79fb42edae42afef6c82585a47b146a11c7ab20609fe12b731c26fa004a6339e8a6&token=375542673&lang=zh_CN#rd)  

- [聊聊缓存](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247492975&idx=1&sn=52c9004b554fcdccee12a8aae339c216&chksm=c0e83d87f79fb49172fb5a7812e3f837ee8a3bba8d4db0eb62625569f7b264665a76186fa59f&token=375542673&lang=zh_CN#rd)  

- [聊聊Redis性能优化的13个小技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247491718&idx=1&sn=c632f38b4357e2e4e2b9c580cfcd39bb&chksm=c0e8386ef79fb1787f11522ec2e07c1bec79bf042eb6945878086e5de1b8b0999a2767f653bb&token=375542673&lang=zh_CN#rd)  

- [腾讯二面：Redis 事务支持 ACID 么？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490960&idx=1&sn=c2418b1820cf06a14460d2ef5e5508d4&chksm=c0ebc578f79c4c6e93d348cbd6e27097908a507ba6af7ef13d02fc8746ce44464e935fc493e3&token=375542673&lang=zh_CN#rd)  

- [聊聊Redis的9种数据类型](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495654&idx=2&sn=3b1d57f93ba722d24b504eb0dc1b9121&chksm=c0e8370ef79fbe1860537c341a6a6749f83a1dee1fbca99dd26f393354bac7d1c41ad7cc8070&token=1502528170&lang=zh_CN#rd)  

- [聊聊Redis内存优化的7个神技](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496151&idx=1&sn=bcef0cb1c1e6ab5ffc7ce36915940728&chksm=c0e8293ff79fa029f60f3d22bef5cbc5fcb5eb70ba519990a13a5de0a6aa705992f380246e1b&token=1121830644&lang=zh_CN#rd)  

- [Redis不是单线程的吗，为什么又要用多线程？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497594&idx=1&sn=f517cf8f7fcfeb5e61fe18fb30a66ddc&chksm=c0e82f92f79fa684bdd453609cae0007d92acc5b1f57ada3b0b04226b9170817ab011b230f93#rd)  

- [RedisJson横空出世，性能碾压 ES 和 MongoDB](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497410&idx=1&sn=d57ec067c3495e27f26601d6a6dd374e&chksm=c0e82e2af79fa73c574a2e0bbacba13bf913808d49579646fd6be90b6f6b747476aa0d8d8cfc&token=741870596&lang=zh_CN#rd)  

## 线上问题

- [分布式下的区域问题，让我们大战了300回合](https://mp.weixin.qq.com/s/pdiJayi-ab0glJly9oJNjw)  

- [生产环境一次诡异的NPE问题，反转了4次](https://mp.weixin.qq.com/s/tHCQHOXSol7Eiu8kdLBAQw)  

- [卧槽sql注入竟然把我们的系统搞挂了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490286&idx=1&sn=c80ca28614e4cac1c2fe1902e028ef1b&chksm=c0ebc206f79c4b1026f59982e1a365b145f3b6ef52221c858f77cd69e757d0231754af57eefc&token=751314179&lang=zh_CN#rd)   

- [一次 MySQL 误操作导致P0级事故](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495705&idx=1&sn=89241040fa9741306d5311d3dabf0b04&chksm=c0e828f1f79fa1e7ca937d318735713d5431a8ac2f8b32e8fb1b7f0e0bdd675da2025e8906df&token=375542673&lang=zh_CN#rd)   

- [复盘一次线上Redis缓存雪崩事故...](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247493113&idx=1&sn=f456deed6a4a9221ace97b0358151c6e&chksm=c0e83d11f79fb407dfa7ec79376431dc687db99fdf45704ba90b9b3dfebaa8a0c0a28bffe3ca&token=375542673&lang=zh_CN#rd)   

- [一次线上事故，我顿悟了异步](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496248&idx=2&sn=1636195a613aadc5e3ba4c4ec1ccddfc&chksm=c0e82ad0f79fa3c617cd326e990cf6f8d3fec57ab172db7ad9faf412f0addc9730c4c6220ba9&token=1508828007&lang=zh_CN#rd)   

- [记一次dubbo内存泄露排查经历](https://mp.weixin.qq.com/s/SnqIUHP-hqqBQnWItaQLwQ)   

- [糟了，线上服务出现OOM了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498590&idx=1&sn=214cab0f95ad3df24055d5d18a110a2a&chksm=c0e823b6f79faaa0fa0c310715c7e94a205add4b1557cdc5f13bda85ce7862232c6955e261b6&token=866261993&lang=zh_CN#rd)   

## 多线程

- [ThreadLocal夺命11连问](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494889&idx=1&sn=db15e438326c8e297eef739ec190971b&chksm=c0e83401f79fbd17143734d5dbb509f020553772e162d5895de8c8039d79a3cff8633bcf4bb8&token=375542673&lang=zh_CN#rd)   

- [聊聊并发编程的10个坑](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247492962&idx=1&sn=17ed1d2ed950b4e9160218b296d19d4e&chksm=c0e83d8af79fb49cc72fcafc8ed62822263106e54675ea8406a2e3daadb44e25364275af9082&token=375542673&lang=zh_CN#rd)   

- [聊聊并发编程的12种业务场景](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494369&idx=1&sn=62d1c663b6fc9f32ad305279fb0886d2&chksm=c0e83209f79fbb1f262f4358d0e3076594c721f084695555ddebae9a02526ab61c754cad7fe6&token=375542673&lang=zh_CN#rd)   

- [聊聊保证线程安全的10个小技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495411&idx=1&sn=c1db691bd863dea25a42d926b53a659e&chksm=c0e8361bf79fbf0dde2ffe1f6a3a3d36c51bf94827a3d4efe4957ace73b5fc3be2d7a39baa3d&token=375542673&lang=zh_CN#rd)   

- [聊聊ConcurrentHashMap](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495333&idx=1&sn=6565f709801688dcbc4883ae2272ec23&chksm=c0e8364df79fbf5b605a31045b7ac77553cf4054c65e726720f48f0ec8ab42d1890742f726ea&token=375542673&lang=zh_CN#rd)   

- [聊聊锁](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494904&idx=1&sn=29b55eefe05960e9ae049031bb57230b&chksm=c0e83410f79fbd06dc2c4dfd94a42c72e7f3ed5f4c27cdb5de73c2e7ad46103f46784ab080ff&token=375542673&lang=zh_CN#rd)   

- [深入剖析ThreadLocal](./docs/多线程/深入剖析ThreadLocal.md)   

- [线程池最佳线程到底要如何配置？](./docs/多线程/线程池最佳线程到底要如何配置？.md)   

- [这8种保证线程安全的技术你都知道吗？](./docs/多线程/这8种保证线程安全的技术你都知道吗？.md)   

- [聊聊AQS](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247493017&idx=1&sn=ca149ae57fd0fdc2b84c9a5cfea2f867&chksm=c0e83d71f79fb46791c0f599c01a098577e1b9274dfbcf81618f1d2aed6ba40915795ed243b4&token=375542673&lang=zh_CN#rd)   

- [聊聊Java中那18 把锁](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247491700&idx=1&sn=6ad0512fb2874b4e4a7da006bbbf0a61&chksm=c0e8389cf79fb18ac93255ab2029b60f779557d2854c8943e4d809ba2d32021f0bf8cd4f304a&token=375542673&lang=zh_CN#rd)   

- [聊聊伪共享](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496114&idx=1&sn=5c87b3bfd4db6cd5b5aa3020b6b97383&chksm=c0e8295af79fa04c179b319ce7304d4a795b7fe175256ed7634abcdfe487221eb0ea41966673&token=1502528170&lang=zh_CN#rd)   

- [面试官一个线程池问题把我问懵逼了](https://mp.weixin.qq.com/s/1OwV4NdMmt3Jhf8BgvFYWw)   

- [当Synchronized遇到这玩意儿，有个大坑，要注意！](https://mp.weixin.qq.com/s/PV7sRUVYbNjV_BpZYS0qzg)   

- [JAVA并发十二连招，你能接住吗？](https://mp.weixin.qq.com/s/asVIrMWDJkBPojdRRZnKzQ)   

- [看起来是线程池的BUG，但是我认为是源码设计不合理。](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496479&idx=2&sn=c7c1318578a3e227921eacb7a84f2f74&chksm=c0e82bf7f79fa2e1209052272e57554cb59f74263d16ac04cf088cf4cf54298d25ebfac85c77&token=1690710950&lang=zh_CN#rd)   

- [聊聊异步编程的 7 种实现方式](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496908&idx=1&sn=79ec332b4e5d390ce103b0cb15b5a0b0&chksm=c0e82c24f79fa5323bff7f2144190e272f849435a408148bc41107085ac8c7c26066d4b8baed&token=1780081529&lang=zh_CN#rd)   

- [麻了，代码改成多线程，竟有9大问题](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497280&idx=1&sn=16987a9419dc19f82f27f43523af0751&chksm=c0e82ea8f79fa7be6367189470168c0d45bfd52302b1fba873aec39c81949ba2f883d37d9336&token=1106409335&lang=zh_CN#rd)   

## JVM系列

- [聊聊JVM](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495919&idx=1&sn=71010d91e376270afc31bbe61c8326aa&chksm=c0e82807f79fa111d7c339832f48c9542d5fc1540c1a619c1a3281040fc1631616e016d0dc36&token=1502528170&lang=zh_CN#rd)   

- [聊聊JVM内存布局](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247493279&idx=1&sn=5de4a1eecd81911740d9b9fa03d25eb3&chksm=c0e83e77f79fb7611fe980aaf071cf6b62edf18ed5360bfd9ce204437a3e261546d9598cade4&token=1121830644&lang=zh_CN#rd)   

## netty系列

- [聊聊Netty那些事儿](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247491897&idx=1&sn=f46c85ca6c3ac27803c67503eccc3484&chksm=c0e839d1f79fb0c7ffa9a44e20dc027ad4e8f32773e35d1f262ad19440e27bb94931f50b6de8&token=375542673&lang=zh_CN#rd)   

- [今天给Netty贡献了一波源码](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495776&idx=1&sn=b0c4f85727f2567b4ab64f1f5b12eac0&chksm=c0e82888f79fa19e9b80efe10e25e240f8f51d75105ac893d2018f801beeb0242bc2a1a9c4d9&token=375542673&lang=zh_CN#rd)   

## 工具系列

- [吐血推荐17个提升开发效率的“轮子”](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247495296&idx=1&sn=6ff4affb2d00dce011c08d8eb5448d7a&chksm=c0e83668f79fbf7ead1410a998f4d4406badd65f943ca1b6833a7b1d663d5d5d0808e4c462e4&token=375542673&lang=zh_CN#rd)   

- [干掉visio，这个画图神器真的绝了！！！](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247491053&idx=1&sn=f21b5669a98721aeba3a91c85f298b7c&chksm=c0ebc505f79c4c137c742b657e97834c563527ce4601348621ef5326e678c36427b7d9ed195d&token=426403078&lang=zh_CN#rd)   

- [推荐几个在线文档生成神器](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490261&idx=1&sn=174bac016abb19497fb35a7aea19ac77&chksm=c0ebc23df79c4b2b3538612ac99a89ab8d8ff13c08107ab61d7fdac5a7a15bf855bae1481415&token=751314179&lang=zh_CN#rd)   

- [这11款chrome神器，用起来爽到爆](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490317&idx=1&sn=5f8e86158b571c3d3f3e84e7422a58ce&chksm=c0ebc3e5f79c4af37ebf32b2a1e83662ee2af57b2292ee19533328ee51f63f61d51a7a198a99&token=751314179&lang=zh_CN#rd)  

- [阿里开源的10个神级项目](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490438&idx=1&sn=e05695e2293c2dd5e5f31ef9d4a11a7b&chksm=c0ebc36ef79c4a78b99c6ff6b56e40266685fcadbeb967b39d1533f83591ad07b84510f7f705&token=751314179&lang=zh_CN#rd)   

- [这样写代码，真是帅到没有朋友](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490293&idx=1&sn=2d146162543cddc91d16fe51fecb930c&chksm=c0ebc21df79c4b0b9f0708f614cc45638a67a292ea427abd8c83729d9009d21d8487b7627c56&token=751314179&lang=zh_CN#rd)  

- [这个神器让我工作效率提升了数倍](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490362&idx=1&sn=50fd23b98926d1d4d3d7e901b7671da0&chksm=c0ebc3d2f79c4ac4f0af88aae9a095e310f09135add98c949ec00ef7f011e46adf1797b52b57&token=751314179&lang=zh_CN#rd)   

- [这个神器让我的代码bug少了一半](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490250&idx=1&sn=bf92cd67ea7d271a40e86953da87726d&chksm=c0ebc222f79c4b3427641bdafc3cc54f5fafc949dc98be7f2899cb0fd33c4474486696e8bfa5&token=751314179&lang=zh_CN#rd) 

- [学会这10种定时任务，我有点飘了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490314&idx=1&sn=29ddf0c1e99675b86cdfc082556a69a9&chksm=c0ebc3e2f79c4af43cf8582d41b0bc3ede57986cc6c115b103b586a2c7bddb4475555e919b20&token=1121830644&lang=zh_CN#rd) 

- [用代码画时序图！YYDS](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497299&idx=1&sn=7ed248522600cb14e9ec609226cb0167&chksm=c0e82ebbf79fa7ad49b95887e5a3365cddf04219f85429e32283842b4c4a3cc35952fd874bcb&token=1106409335&lang=zh_CN#rd) 

## 系统设计

- [红包雨：Redis 和 Lua 的奇妙邂逅](https://mp.weixin.qq.com/s?__biz=MzIyNTYzNDE5MQ==&mid=2247504090&idx=1&sn=cb3c72842390ee6fef950b1f80c56b40&chksm=e87e223adf09ab2cf3c4ffc5c0c587fc08e7c5ddce38f2880918f163a793d80813585c157032&token=1495241346&lang=zh_CN#rd)   

- [权限系统就该这么设计，yyds](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497097&idx=1&sn=4225f4fe59f2d77d0f3686009bab48ae&chksm=c0e82d61f79fa477ec30cf750aef113fa872a8962821eb782a70419c8b842d7b65e85718e427&token=1495241346&lang=zh_CN#rd)   

- [开发一个不崩溃的核酸系统难吗？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498606&idx=1&sn=059c88c4872c4a1aaf255ed1fde64d95&chksm=c0e82386f79faa906772a0619b2d2e3edf025a386b1a583849a4090137fe64595235b1c8843b&token=866261993&lang=zh_CN#rd)   

- [B站从0到1000万](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498256&idx=1&sn=d10e97439545dd4199d142b4c907a647&chksm=c0e822f8f79fabee2f8a34ad75aff8adb317d518397b8b4a0521e06940af1cdb04ed8d04d192&token=866261993&lang=zh_CN#rd)   

## 设计模式

- [单例模式，真不简单](./docs/基础/单例模式，真不简单.md)   

- [聊聊工作中必用的6种设计模式](https://mp.weixin.qq.com/s/H-OurMV7I6g5EqW_MIaOww)   

## 基础知识

- [java中那些让你傻傻分不清楚的小细节](./docs/基础/java中那些让你傻傻分不清楚的小细节.md)   

- [迷茫了，我们到底该不该用lombok？](./docs/基础/迷茫了，我们到底该不该用lombok？.md)   

- [为什么网络 I/O 会被阻塞？](https://mp.weixin.qq.com/s/7mT9lZNCtpPe4xEfu9s5xQ)   

- [聊聊Java中代码优化的30个小技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496758&idx=1&sn=ca7ad0708b1349c5bafadb96adb56170&chksm=c0e82cdef79fa5c88b9861aa9953a6178f10bcd5151c51824d1a61856eff0dd21674335975ce&token=1581341365&lang=zh_CN#rd)   

## 网络

- [断网了，还能ping通 127.0.0.1 吗？](https://mp.weixin.qq.com/s/n9gTRLgw_tnVl90zywrdcg)   

- [HTTP/3发布了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496895&idx=1&sn=a3d100d7f6d4b67f691f1b19e7f07b1e&chksm=c0e82c57f79fa54148f4f912a7db751236d27dd8452fc0affd818cc6d8825b3a01ec8a44ea72&token=1446978876&lang=zh_CN#rd)   

- [输入 xxxhub 的背后到底发生了什么?](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496772&idx=1&sn=6f73c91c982928c0e7e11a30ff92ec94&chksm=c0e82cacf79fa5ba1e67353fb78f205fea88557208332676cc89aa90ad7135fd5411666182b1&token=1446978876&lang=zh_CN#rd)   

- [既然有HTTP协议，为什么还要有RPC](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247497130&idx=1&sn=5bcc60dee03c1eae0043dd014c42677b&chksm=c0e82d42f79fa45409316e2d5a56b88ed332e54069e23a1d98558c65915fdc837f497b82ed8c&token=1650035797&lang=zh_CN#rd)   

- [有HTTP协议，为什么还要websocket协议？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498599&idx=1&sn=f0170bad7f393bfa8f6dc88c6d46cb4f&chksm=c0e8238ff79faa99dd5e38325b8cb863c5c1d4fa934ccff91867e3c997b803485b416080959f&token=866261993&lang=zh_CN#rd)   

## 踩坑日记

- [被自己坑了...](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247493833&idx=1&sn=7ab5fc431fa1cf8c609a7315e5a5456c&chksm=c0e83021f79fb93729db528f0a19446d8c3e281b52cf2a919efec12c35b61ca7afb8062aa6f1&token=375542673&lang=zh_CN#rd)  

- [Objects.equals有坑](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247493176&idx=1&sn=c445625478a7f8122a6715b64fe6770c&chksm=c0e83ed0f79fb7c6cf2992d24e98f60fd78ca89525b5a3cc07f79dc801dd8e381b1fce03bf5c&token=375542673&lang=zh_CN#rd)  

- [生产环境一次诡异的NPE问题，反转了4次](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490345&idx=1&sn=cbbcb88678c487074d7516edcee64d01&chksm=c0ebc3c1f79c4ad73f05bf3eb6b2b652cb70b37e02bd24fc1d1078bfa7332d0e6581bd7ab133&token=660773166&lang=zh_CN&scene=21#wechat_redirect)  

- [分布式下的区域问题，让我们大战了300回合](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490339&idx=1&sn=15aed6615bfed74a0cb3572185525809&chksm=c0ebc3cbf79c4adda626d0cce8e8badee1192793569deca0f8ec9158ce22832c84dc79e73855&token=660773166&lang=zh_CN&scene=21#wechat_redirect)  

- [java中那些让你傻傻分不清楚的小细节](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247490288&idx=1&sn=ba15d8f83186c2d0d66f24af413b49e3&chksm=c0ebc218f79c4b0ec8e3a6940c54fa2a385c2a724a9d2ea1acdf8187f1b0e96b4378348c0ed1&token=660773166&lang=zh_CN&scene=21#wechat_redirect)  

- [JDK有BUG！！](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247494613&idx=1&sn=65be88d628980eaa77ded1305568f2ce&chksm=c0e8333df79fba2b77111b8345d15903d0976857d37f13d4efef27ab6040f950d9888df6297f&token=1121830644&lang=zh_CN#rd)  

- [Spring爆出致命漏洞，赶紧修复！！！](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247493469&idx=1&sn=937bdfe0b5e7558fb184eb7a128c1f6c&chksm=c0e83fb5f79fb6a30e944fc7672b7e0a300933ca9885c32fd61a1620afc3c378b2a079e670d8&token=1121830644&lang=zh_CN#rd)  

- [99%的Java程序员会踩的6个坑](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247496369&idx=1&sn=c0824ac978d122e25aa30c9335a2973f&chksm=c0e82a59f79fa34f78ece0fcba184799d8dc3143e7ac5e0530d0771ef5e155116aa9aa74eb06&token=1508828007&lang=zh_CN#rd)  

- [分页 + 模糊查询 有坑！](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498069&idx=1&sn=16ea422fe7896f001d0a6f2328f92fc5&chksm=c0e821bdf79fa8abe07adc45219927ae49ec9bab86690166396bcd0bfc7e40c05d80a4463eda&token=609351868&lang=zh_CN#rd)  

- [千万千万不要在方法上打断点！太坑了！](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247498013&idx=1&sn=0aff71f6ffb704e57f5f33ebfed6bfd3&chksm=c0e821f5f79fa8e357ff649558d73ab7015f3832331d1b3c97f7a330b2d833b78769ebf10d40&token=609351868&lang=zh_CN#rd)  

1. 当你正在为面试而困扰的时候。

2. 当你工作遇到难题不知道问谁的时候。

3. 当你遇到了技术学习瓶颈的时候。

4. 当你职业发展很迷茫不知道该如何选择的时候。

或许 [苏三的知识星球](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247510851&idx=1&sn=7e62ac87ee5a6b4a72d2da3a6fc76d4a&chksm=c0e873abf79ffabd7ba6672a36f21c0a939d5a3d15325ddeae476a9374f4a08679143695f1c4&token=469630221&lang=zh_CN#rd)：【[Java突击队](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247510851&idx=1&sn=7e62ac87ee5a6b4a72d2da3a6fc76d4a&chksm=c0e873abf79ffabd7ba6672a36f21c0a939d5a3d15325ddeae476a9374f4a08679143695f1c4&token=469630221&lang=zh_CN#rd)】真的可以帮到你。

短短几个月的时间，已经有将近 `1100` 名球友加入了[苏三的学习圈子](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247510381&idx=1&sn=4ee8781f21392af7327e15b1595e804b&chksm=c0e87185f79ff89364b392e878010adec81b95675bf3f7a93ac6e83b9421beac75f382223500&scene=18#rd)，一起学习，一起成长。苏三的知识星球这几个月内曾多次[被官方推荐了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247511124&idx=1&sn=7739e52c7516b437f4a459bf8c638116&chksm=c0e874bcf79ffdaa49bdefe21636b3993489762b2d33a82edd06959551624c7a3202467a172f&token=469630221&lang=zh_CN#rd)，并且得到了球友们的一致认可。

如果你也需要一个良好的学习环境，[戳这里](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247511124&idx=1&sn=7739e52c7516b437f4a459bf8c638116&chksm=c0e874bcf79ffdaa49bdefe21636b3993489762b2d33a82edd06959551624c7a3202467a172f&token=469630221&lang=zh_CN#rd)加入我们吧，绝对物超所值。

这里有：系统设计、工作经验分享、性能优化、源码解读、高频面试题、底层原理、痛点问题、工作实战、开源项目等多个优质专栏。

![](https://files.mdnice.com/user/5303/8fee3716-f5d5-4a94-8290-7ca288fa5963.png)

我相信可以帮助你更从容的面对困难：

- [我被官方推荐了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247511124&idx=1&sn=7739e52c7516b437f4a459bf8c638116&chksm=c0e874bcf79ffdaa49bdefe21636b3993489762b2d33a82edd06959551624c7a3202467a172f&token=469630221&lang=zh_CN#rd)

- [我读Spring的一些心得](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247510851&idx=1&sn=7e62ac87ee5a6b4a72d2da3a6fc76d4a&chksm=c0e873abf79ffabd7ba6672a36f21c0a939d5a3d15325ddeae476a9374f4a08679143695f1c4&token=469630221&lang=zh_CN#rd)

- [我的学习圈子](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==&mid=2247510381&idx=1&sn=4ee8781f21392af7327e15b1595e804b&chksm=c0e87185f79ff89364b392e878010adec81b95675bf3f7a93ac6e83b9421beac75f382223500&scene=18#rd)

**如果一个人走的太累，不如结伴而行。** 

最近我建了新的技术交流群，打算将它打造成高质量的活跃群，欢迎小伙伴们加入。

我以往的技术群里技术氛围非常不错，大佬很多。

![](https://mmbiz.qpic.cn/mmbiz_jpg/ibJZVicC7nz5gOfZqp44IMnIrys8aeBkUBMuRdzict3Kg4rNPMrwwUlFb6dW6pFcmQfPM77byIiba4ib7IOraoXLckQ/640?wx_fmt=jpeg&wxfrom=5&wx_lazy=1&wx_co=1)

还有送书的活动：

![](https://mmbiz.qpic.cn/mmbiz_png/ibJZVicC7nz5iaOibWCa4K0icj2SqnwTnfPuruR0hJg1pSgyMPiaicSpU02yMXIuWnq6kzZN32amntog47KiadDDZSQDwA/640?wx_fmt=png&wxfrom=5&wx_lazy=1&wx_co=1)

此外，在群里你可以自由交流技术、生活和面试经历，不定期还有大厂的内推机会。

扫描下方二维码，回复：加群，即可进群：

![](https://mmbiz.qpic.cn/mmbiz_png/J4jTHmo8Xh6zjrAC4RzZly78RTumAA0dTCFUElhe2DE6GwbQiakH9tqlhUXmBXtjbicxJC1TPszLZW9UYyYoh5HA/640?wx_fmt=png&from=appmsg&wxfrom=5&wx_lazy=1&wx_co=1)