{"id":15014333,"url":"https://github.com/dvsusan/susansayjava","last_synced_at":"2025-09-11T17:37:07.835Z","repository":{"id":41460438,"uuid":"410572757","full_name":"dvsusan/susanSayJava","owner":"dvsusan","description":"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。","archived":false,"fork":false,"pushed_at":"2023-12-25T05:17:14.000Z","size":968,"stargazers_count":447,"open_issues_count":1,"forks_count":78,"subscribers_count":10,"default_branch":"master","last_synced_at":"2025-04-05T08:09:14.924Z","etag":null,"topics":["java","jvm","mq","mysql","netty","redis","spring","spring-cloud","spring-cloud-alibaba","tools"],"latest_commit_sha":null,"homepage":"","language":null,"has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/dvsusan.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null}},"created_at":"2021-09-26T14:23:15.000Z","updated_at":"2025-03-27T07:48:48.000Z","dependencies_parsed_at":"2023-12-25T06:22:49.938Z","dependency_job_id":"c4f0561f-c1bb-48e9-8371-bb086487e268","html_url":"https://github.com/dvsusan/susanSayJava","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/dvsusan%2FsusanSayJava","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/dvsusan%2FsusanSayJava/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/dvsusan%2FsusanSayJava/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/dvsusan%2FsusanSayJava/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/dvsusan","download_url":"https://codeload.github.com/dvsusan/susanSayJava/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":247305935,"owners_count":20917208,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["java","jvm","mq","mysql","netty","redis","spring","spring-cloud","spring-cloud-alibaba","tools"],"created_at":"2024-09-24T19:45:29.198Z","updated_at":"2025-04-05T08:09:19.748Z","avatar_url":"https://github.com/dvsusan.png","language":null,"readme":"⭐ 点右上角给一个 Star，鼓励技术人输出更多干货，爱了 ！\n\n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。\n\n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。\n\n\u003cdiv align=\"center\"\u003e\n    \u003ca href=\"https://www.zhihu.com/people/qing-jiao-wo-da-chu-2\" target=\"_blank\"\u003e \u003cimg 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\"\u003e\u003c/a\u003e\n    \u003ca href=\"https://juejin.cn/user/465848661970824/posts\" target=\"_blank\"\u003e \u003cimg 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\"\u003e\u003c/a\u003e\n    \u003ca href=\"https://blog.csdn.net/lisu061714112\" target=\"_blank\"\u003e \u003cimg src=\"https://img.shields.io/badge/CSDN-%E5%8D%9A%E5%AE%A2%E4%B8%93%E5%AE%B6-ef8b00\"\u003e\u003c/a\u003e\n\u003c/div\u003e\n\n\u003cbr /\u003e\n\n- [苏三原创精品50篇](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494429\u0026idx=1\u0026sn=8038c3f100c73b9223755ccb80eea4ac\u0026chksm=c0e833f5f79fbae3be32214d1e1234670511a754f8d0a7d86ce701a8a60bad9f397b798e2da1\u0026token=1249303273\u0026lang=zh_CN#rd)\n- [苏三原创精品30篇，真香。](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247490497\u0026idx=1\u0026sn=ebb80714930faca74e4e14de38437cf0\u0026chksm=c0ebc329f79c4a3fa48eb46adb5895f8817af41d2231a57cac34965b8c94ca52d34fe599fa5a\u0026token=1249303273\u0026lang=zh_CN#rd)\n\n\n以下内容全部出自公众号：苏三说技术，欢迎关注。\n\n![](https://pic.imgdb.cn/item/62bf06e01d64b07066781ad4.jpg#pic_left)\n\n下面分享Java后端学习路线，后续会不断持续更新。。。\n![](https://pic.imgdb.cn/item/62c82558f54cd3f93756e811.png)\n\n## 高并发系列\n- [聊聊接口性能优化的11个小技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247490731\u0026idx=1\u0026sn=29ed0295c7990157a3a56ba33cf7f8be\u0026chksm=c0ebc443f79c4d55a2bac81744992c96f97737e5d0717ec99231f4d08f57a7f0220eafdac9c9\u0026token=426403078\u0026lang=zh_CN#rd)\n- [我用kafka两年踩过的一些坑](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490289\u0026amp;idx=1\u0026amp;sn=bc311da9f4a4d3f48ee5dc207bf31a8b\u0026amp;chksm=c0ebc219f79c4b0fc711116723b9df3a5531cda32f0f5d00f065910aa552af6ff03b3f1528fc\u0026token=751314179\u0026lang=zh_CN#rd)\n- [高并发下如何保证接口的幂等性？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490307\u0026amp;idx=1\u0026amp;sn=b9eeb427c33cb171da6c3f11243a88f4\u0026amp;chksm=c0ebc3ebf79c4afd0d5a1851a975534b672d86c531d28c5933013140173e794f5f53e78a6765\u0026token=751314179\u0026lang=zh_CN#rd)   \n- [如何保证数据库和缓存双写一致性？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247493521\u0026idx=1\u0026sn=bff84e7a819d79e4b8eb7e722e96ddfc\u0026chksm=c0e83f79f79fb66f2e7bf03a104580b404ea0a3c977846e428f13c1f12fbad46d4d778b2da14\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [mq的那些破事儿，你不好奇吗？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490326\u0026amp;idx=1\u0026amp;sn=8acb7c030591932e4ddce5502fbc1382\u0026amp;chksm=c0ebc3fef79c4ae8c8600cb2e869d4cfa577c8424efbc46bac0ab0eed4ac231aa7e172b46213\u0026token=751314179\u0026lang=zh_CN#rd)  \n- [聊聊redis分布式锁的8大坑](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490430\u0026amp;idx=1\u0026amp;sn=a1f42f9a981a8f161941a6472f317b10\u0026amp;chksm=c0ebc396f79c4a801a330917ca700e7d7a6af3a3c2c5a4e11a05770da925de8aa9ed3c277737\u0026token=751314179\u0026lang=zh_CN#rd)   \n- [阿里二面：为什么要分库分表？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490459\u0026amp;idx=1\u0026amp;sn=1e4296228c00aa4203aab481575ac916\u0026amp;chksm=c0ebc373f79c4a658de7ce7f0d8cf30b1f45adb346c2386321779e7cf85a757a12337d3ae233\u0026token=751314179\u0026lang=zh_CN#rd)  \n- [学会这10种定时任务，我有点飘了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490314\u0026amp;idx=1\u0026amp;sn=29ddf0c1e99675b86cdfc082556a69a9\u0026amp;chksm=c0ebc3e2f79c4af43cf8582d41b0bc3ede57986cc6c115b103b586a2c7bddb4475555e919b20\u0026token=751314179\u0026lang=zh_CN#rd)  \n- [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==\u0026amp;mid=2247490378\u0026amp;idx=1\u0026amp;sn=3398107767443078564bd85b26c3b342\u0026amp;chksm=c0ebc3a2f79c4ab46dd1c23eda4cef17b14e6fdec19883279c739dfc51abc6a95a990364e6ec\u0026token=751314179\u0026lang=zh_CN#rd) \n- [聊聊限流](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495624\u0026idx=1\u0026sn=6d321d800c4033c312a42af21abe9019\u0026chksm=c0e83720f79fbe3687236c8e8f0a95d33fb511f8f0336b149f2ed0b2c35a8c18a6e822fc56b2\u0026token=375542673\u0026lang=zh_CN#rd) \n- [高并发下如何防重？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495570\u0026idx=1\u0026sn=eed3102c7dffc4ddbc59844dd9b865a5\u0026chksm=c0e8377af79fbe6c29aefa3ae3aab48c6459b673005e2f97ae402172f6e5cdf8573aea5e7663\u0026token=375542673\u0026lang=zh_CN#rd) \n- [京东二面：高并发系统如何设计？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495120\u0026idx=1\u0026sn=f45283e45ca8e5c19ed1f22a890e75e5\u0026chksm=c0e83538f79fbc2e77cf9844095b588b29aa85a41995aecb1345d18537b9977b9984876d626e\u0026token=375542673\u0026lang=zh_CN#rd) \n- [从20s优化到500ms，我用了这三招](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495991\u0026idx=1\u0026sn=f7ff015da0de21c2fac603b711918c8a\u0026chksm=c0e829dff79fa0c9d76c9f6eff3448fd78ee5f2f7b348d37b24bb07fbece2ea193dbb23c38d7\u0026token=375542673\u0026lang=zh_CN#rd) \n- [如何用 Java 几分钟处理完 30 亿个数据?](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496011\u0026idx=1\u0026sn=a2450defef6d94fccdb962e1c6f8a826\u0026chksm=c0e829a3f79fa0b524d3229ab0cdc511ee445e0e9cd6234799e209f0bbf8c1a858cecbbdf577\u0026token=1502528170\u0026lang=zh_CN#rd) \n- [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) \n- [接口流量突增，如何做好性能优化？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496949\u0026idx=2\u0026sn=6640e0fa214de3c67d8b374aa8819977\u0026chksm=c0e82c1df79fa50beee26ab141e596bc8f0d471e732f531562e7a0ded5f36a575f8e895f180b\u0026token=1780081529\u0026lang=zh_CN#rd) \n- [服务器性能如何优化？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498596\u0026idx=1\u0026sn=ba61ea039c62068e3c2f96741f985a15\u0026chksm=c0e8238cf79faa9a42f74668e7187e48f073c3aad90f5f09bb8db255c4606c854d764c2cdbba\u0026token=866261993\u0026lang=zh_CN#rd) \n- [excel百万数据如何导入导出？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498555\u0026idx=1\u0026sn=c0fe07f9add137a0ff76b3c157b08cb7\u0026chksm=c0e823d3f79faac54fb3d032e60b4d8beedaa8f2334b1603c1c5ce8b2e53fe62c343e556a20d\u0026token=866261993\u0026lang=zh_CN#rd) \n\n## 分布式系列\n- [聊聊分布式锁](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495781\u0026idx=1\u0026sn=a979c6559d57a1257fa40c93aa432de7\u0026chksm=c0e8288df79fa19b794b1671072c92ef434880bbb8c9ba141e3fe4394b6b0765088ad36d463b\u0026token=375542673\u0026lang=zh_CN#rd)\n- [聊聊 Sharding-JDBC](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495351\u0026idx=1\u0026sn=fbab95fa9228f8e7326956415d5a2e4e\u0026chksm=c0e8365ff79fbf491fda845c8463633390a666e07f63ef6debe429a3dc3cd6eee973b8567137\u0026token=375542673\u0026lang=zh_CN#rd)\n- [聊聊分布式配置中心](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494265\u0026idx=1\u0026sn=978b6284cc0f7a915ddbbe87368480fd\u0026chksm=c0e83291f79fbb877a62b30c8b1bf225b527fc147dfb6574d15f47acaa04e69d0090d5807f55\u0026token=375542673\u0026lang=zh_CN#rd)\n- [聊聊注册中心](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494011\u0026idx=1\u0026sn=8517c74e29be65fdadf3051d3fdfef44\u0026chksm=c0e83193f79fb8857fa4c8990b8cfe78038955085fc84997f23351085c042b89eb0a6224a687\u0026token=375542673\u0026lang=zh_CN#rd)\n- [聊聊API网关](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247493730\u0026idx=1\u0026sn=514173fff413c785c2fb6770361487de\u0026chksm=c0e8308af79fb99cbd275c5df551cd4bbba6c4bb2f14b00a8d544711864cb3e91d44fec5be82\u0026token=375542673\u0026lang=zh_CN#rd)\n- [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==\u0026mid=2247491057\u0026idx=1\u0026sn=b0ed7c63e54761905b1cbbef123f16f1\u0026chksm=c0ebc519f79c4c0f2e66e1365d216d9d312a59938216a0e1c32bcc0377febcf5a1ad0158ffec\u0026token=375542673\u0026lang=zh_CN#rd)\n- [session、token、jwt、oauth2 傻傻分不清](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496146\u0026idx=1\u0026sn=7c0291f4fc84797e63c6e49f030e0557\u0026chksm=c0e8293af79fa02c1fe26a49745e0994345858d845412f6f314ed32903e9667608d42a73a03e\u0026token=1121830644\u0026lang=zh_CN#rd)\n- [聊聊10种延迟任务](https://mp.weixin.qq.com/s/m8xF8GQKi82wLF2kYNBumA)\n- [聊聊一致性hash算法](https://mp.weixin.qq.com/s/yy0Gmo_2fq4Mw9QEx4AfBg)\n- [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)\n- [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)   \n- [聊聊分库分表](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496764\u0026idx=1\u0026sn=80ad84ec0348c6045c110c9ba9d29e6b\u0026chksm=c0e82cd4f79fa5c28498b3642e147b1771d83c882be1a90fcf8244fb931c9640967283098bab\u0026token=1446978876\u0026lang=zh_CN#rd)   \n- [实现web实时消息推送的7种方案](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496923\u0026idx=1\u0026sn=38e0b64b4b365a1c60d64f6a83e7a519\u0026chksm=c0e82c33f79fa5255b5c87ecbaded2f99229b14e5f70b8614112ac8854583ea52f0dce798147\u0026token=1780081529\u0026lang=zh_CN#rd)   \n- [聊聊分布式ID](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247497161\u0026idx=1\u0026sn=a133091a716e9c682cb952577fec146a\u0026chksm=c0e82d21f79fa4374c49dbc0f1be16cec2423812cbf315ff4926baf1b929ff6496e80a783b83\u0026token=1650035797\u0026lang=zh_CN#rd)   \n- [学会这10种定时任务，我有点飘了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247490314\u0026idx=1\u0026sn=29ddf0c1e99675b86cdfc082556a69a9\u0026chksm=c0ebc3e2f79c4af43cf8582d41b0bc3ede57986cc6c115b103b586a2c7bddb4475555e919b20\u0026token=1121830644\u0026lang=zh_CN#rd) \n- [分库分表后，如何保证数据一致性？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498338\u0026idx=1\u0026sn=68856d4d5eaeb16e0c8742037d5cf894\u0026chksm=c0e8228af79fab9c8a6cb420deee399022419d68db2b3eb0e025a8167962675da57394c66b09\u0026token=866261993\u0026lang=zh_CN#rd) \n\n## 高可用系列\n- [搞懂异地多活，看这篇就够了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247490455\u0026idx=1\u0026sn=74013dfc33c7d46626dca1a7ae048419\u0026chksm=c0ebc37ff79c4a699b15040002f35ee7993dcf002cde34c2599234110369ea4f4732854c5f75\u0026token=1121830644\u0026lang=zh_CN#rd)\n- [你管这破玩意儿叫负载均衡?](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247491502\u0026idx=1\u0026sn=981658cf1bb24842211f8abe9c3ef156\u0026chksm=c0ebc746f79c4e504e64be95dbc21b85a1ded3be5772a7707b711f7e0ab419bd697003baab06\u0026token=375542673\u0026lang=zh_CN#rd)\n- [聊聊高可用](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494085\u0026idx=1\u0026sn=c79d9b7841dd67ad3243e87f18779e45\u0026chksm=c0e8312df79fb83b0aefd8e4dc0e1b75af93243bbcd5896203a15fddf3774e4b7194b3d0956c\u0026token=1121830644\u0026lang=zh_CN#rd)\n- [B站崩在这里...](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496241\u0026idx=1\u0026sn=041cf3e733490a659093b3a2f8f9a730\u0026chksm=c0e82ad9f79fa3cf1fc58c3438023a031b860d6a0d47ca7c3715f258e67704f8c936b66fb041\u0026token=1508828007\u0026lang=zh_CN#rd)\n- [如何优雅停机？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496477\u0026idx=1\u0026sn=3382cf474cd045f216ca07b008746c23\u0026chksm=c0e82bf5f79fa2e3368632358b9991c4db4468606554ffe42cf08a18933508a05783066132cd\u0026token=1690710950\u0026lang=zh_CN#rd)\n- [5 种 API 网关技术选型，yyds](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247497590\u0026idx=1\u0026sn=0e4f4eaf95c02fecf70ad75ed8e6b91b\u0026chksm=c0e82f9ef79fa688c08e8e60be75e560decb0b633cfad08019997883893f47f0d2d07716b66f\u0026token=741870596\u0026lang=zh_CN#rd)\n- [聊聊 8 种架构模式](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498105\u0026idx=1\u0026sn=ba65a488862ac2c9ba0a8740d1115bbb\u0026chksm=c0e82191f79fa887113eb056e053c29c417e79782659ab7b616128f1b5768437f9154622c726\u0026token=609351868\u0026lang=zh_CN#rd)\n\n\n## spring系列\n- [spring中让你爱不释手的代码技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490278\u0026amp;idx=1\u0026amp;sn=89af37ff9d1577ddc0f48866343412cd\u0026amp;chksm=c0ebc20ef79c4b184a617c95714d407b1ab4646ae930ee4b5c3201065030d7a1a8bcd23297a3\u0026token=751314179\u0026lang=zh_CN#rd)   \n- [spring中让你爱不释手的代码技巧续](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490282\u0026amp;idx=1\u0026amp;sn=2c2744525a598a837c1c5d596be467e3\u0026amp;chksm=c0ebc202f79c4b14a4c84ec63dbae8429d043d2c4f1dc6a1318e5629e61f190d704e0cc40073\u0026token=751314179\u0026lang=zh_CN#rd)    \n- [聊聊spring事务失效的12种场景](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490414\u0026amp;idx=1\u0026amp;sn=b232e8931fbc754a255bde93a5a810e5\u0026amp;chksm=c0ebc386f79c4a9079f096acc8e5836cab99746689309c293900488a538b7489dc7d64b0ae0a\u0026token=751314179\u0026lang=zh_CN#rd)    \n- [spring中竟然有12种定义bean的方法](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490357\u0026amp;idx=1\u0026amp;sn=4d3f5958d7045a1ab178d4e37c7294d7\u0026amp;chksm=c0ebc3ddf79c4acb151944ef0c62344079b5ffb9bf3af1eceff992f8f5f585bb9de63b290931\u0026token=751314179\u0026lang=zh_CN#rd)   \n- [spring：我是如何解决循环依赖的？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490271\u0026amp;idx=1\u0026amp;sn=e4476b631c48882392bd4cd06d579ae9\u0026amp;chksm=c0ebc237f79c4b21f4e1a5370bba4f72bba4fefd1f447f150107a98a77c82ac9c109c335cd09\u0026token=751314179\u0026lang=zh_CN#rd)    \n- [9条消除if...else的锦囊妙计](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490272\u0026amp;idx=1\u0026amp;sn=c5db63c7b52e7518b7a42e48c70927fc\u0026amp;chksm=c0ebc208f79c4b1e2fb5cde1e4fe056119a17f2422cb782fb3fecedd093ac478ae834b6c49ef\u0026token=751314179\u0026lang=zh_CN#rd)      \n- [轻松读懂spring之 IOC的主干流程](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490298\u0026amp;idx=1\u0026amp;sn=13a251c26f2c2b951706cccdb7f6b08f\u0026amp;chksm=c0ebc212f79c4b0437d1beb75a8dcc8e2ec58f1e5637d2192bd1e4342af90b669ad05f92b3f6\u0026token=751314179\u0026lang=zh_CN#rd)     \n- [Spring夺命35连问](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495006\u0026idx=1\u0026sn=25e9aef07003f180dcb1ae0c40d1d9b9\u0026chksm=c0e835b6f79fbca09ce547e3fb150aa5ab5149c55d1b96128a35f128fd2bcce8402202cab7a5\u0026token=375542673\u0026lang=zh_CN#rd)     \n- [spring aop聊点不一样的东西](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490285\u0026amp;idx=1\u0026amp;sn=ed9947cb8471cb51ef0edad370a1271f\u0026amp;chksm=c0ebc205f79c4b1320d04bda52bc5d304b22c8344e6805602c079251ff3780e60551fac6fd1e\u0026token=751314179\u0026lang=zh_CN#rd)    \n- [springboot面试杀手锏-自动配置原理](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490236\u0026amp;idx=1\u0026amp;sn=636be5ccb19d59cfc1801efc22160ad0\u0026amp;chksm=c0ebc254f79c4b42d6005d5d229c729c9f187b63b68e74e5a2ac5e25dbdfbb80316919b8e69d\u0026token=751314179\u0026lang=zh_CN#rd)   \n- [@Autowired的这些骚操作你知道吗？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490385\u0026amp;idx=1\u0026amp;sn=e84b36485c823041aad6a55a4f357534\u0026amp;chksm=c0ebc3b9f79c4aafd37a7178c3b72c95dd49dd595feddd5950ff92f2792f9c482dd3bdd778f6\u0026token=751314179\u0026lang=zh_CN#rd)   \n- [@Value竟然能玩出这么多花样？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490444\u0026amp;idx=1\u0026amp;sn=6f10e002f38ffd3cebf4fa1746123950\u0026amp;chksm=c0ebc364f79c4a72415f8380ed3821d67cff0485aef230a256bbca0f37bf44a6b97f527f489e\u0026token=751314179\u0026lang=zh_CN#rd)   \n- [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==\u0026mid=2247490224\u0026idx=1\u0026sn=c32cc226d2b4201649b51f404844c1f7\u0026chksm=c0ebc258f79c4b4ebfb3454cc284be5886ad5084a32c6487bca4380d3f65e2f35c572dbd2b28\u0026token=660773166\u0026lang=zh_CN\u0026scene=21#wechat_redirect)   \n- [聊聊Spring事务](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247497429\u0026idx=1\u0026sn=e699c3930f4a49b782c6731de24147d6\u0026chksm=c0e82e3df79fa72bd072aa09af7aa1011b4b34ebf97574a3b41f6c39ffef2f3445841e0a1a06\u0026token=741870596\u0026lang=zh_CN#rd)   \n- [聊聊Bean的生命周期](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498002\u0026idx=1\u0026sn=213ad69a0cc21fb8dbc05e79e2e48974\u0026chksm=c0e821faf79fa8ec2fe25dd9463db1870a100250adc7ea7853782d8b0779c9c2586f6f8ee5d4\u0026token=609351868\u0026lang=zh_CN#rd)   \n- [聊聊Spring中最常用的11个扩展点](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498446\u0026idx=1\u0026sn=1c6157caeedf309813e52761e327eed2\u0026chksm=c0e82226f79fab309b0e53c04ba950abde4c9e31f9413c1c992e656c0e1539b73f5acbf5f8a5\u0026token=866261993\u0026lang=zh_CN#rd)   \n\n## springboot系列\n- [SpringBoot 生产中 16 条最佳实践](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247493688\u0026idx=1\u0026sn=41c2ba075b218608b1e7654200cde714\u0026chksm=c0e830d0f79fb9c6b02f8c608998ec2e2124df57ce74aa0ba15a0adb786d5a0b09c1ac932b54\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [Spring Boot Admin，贼好使！](https://mp.weixin.qq.com/s/qglX8id8RRCB46D1SD82lw)   \n- [SpringBoot + Sharding JDBC 分库分表](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498561\u0026idx=1\u0026sn=5a490d9fdb75dac33e71a587c3be675a\u0026chksm=c0e823a9f79faabfc7648f303b7ea4d57aff0604fb1282c8ee1afd021e57a63c50bf550829d3\u0026token=866261993\u0026lang=zh_CN#rd)   \n- [SpringBoot的starter到底是什么？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498385\u0026idx=1\u0026sn=8abb67cdda305c7c1c4efde309bc89bb\u0026chksm=c0e82279f79fab6f7e29a35be37e47551093ce8ee3113452a77f3641f6f1b8de8803a0455656\u0026token=866261993\u0026lang=zh_CN#rd)   \n\n## spring cloud\n- [深入理解 Ribbon 的架构原理](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247490734\u0026idx=1\u0026sn=f55bc1f702ef3926f169e6ab529159f0\u0026chksm=c0ebc446f79c4d5002f5ee4acbbd2651fdea8155cf64ba015b977928de596d1b746056f13525\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [openFeign夺命连环9问](https://mp.weixin.qq.com/s/INJCuuW1chbosUEcsuSeAA)   \n\n## spring cloud alibaba\n- [聊聊 Nacos](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494153\u0026idx=1\u0026sn=804e06cb87e9607bba05dc4cf4580c60\u0026chksm=c0e832e1f79fbbf74440a2976f5cdb85771136b28b59d8d561864ebe3ab66759335ebb8dbea5\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [Seata的那些过人之处](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247490513\u0026idx=1\u0026sn=713228191b96d5e681f07926cb43ace1\u0026chksm=c0ebc339f79c4a2f5cb87b20ae1752a409ad834e6c3f4b4bf5534990a3df09cccf569c5c6045\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [聊聊 Sentinel](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494221\u0026idx=1\u0026sn=739cc31be175ca6e2673842444ea4ab1\u0026chksm=c0e832a5f79fbbb3006e877c7bea52fe5313cca1e537c871f852417493be6590c44f2c2f6bbc\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [OpenFeign的9个坑，每个都能让你的系统奔溃](https://mp.weixin.qq.com/s/g4r4uof8G3IRE7ngo2U_OQ)   \n- [Spring Cloud Gateway + JWT 实现登录认证](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247497606\u0026idx=1\u0026sn=03c5996d2ba3aade0ec154bf9c42a32d\u0026chksm=c0e82f6ef79fa67858aef0ed3bd5d41e51acfefa72e54756cb65cae291f626ab72d97ce806fd#rd)   \n\n \n## 数据库系列\n- [聊聊sql优化的15个小技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490473\u0026amp;idx=1\u0026amp;sn=ba07d64aa8c89054bd263efd660d3a3f\u0026amp;chksm=c0ebc341f79c4a579a6f41465df0459a696ab8ef0499a5f6fd76269af1064fde0286afdb027d\u0026token=751314179\u0026lang=zh_CN#rd)  \n- [聊聊索引失效的10种场景，太坑了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247491626\u0026idx=1\u0026sn=18fc949c06f04fe8f4c29b6fc5c66f9c\u0026chksm=c0e838c2f79fb1d45c6f9b2ab188bb4663414690bab0718a7d46beb875e6b83e5e67ec27d2ff\u0026token=660773166\u0026lang=zh_CN\u0026scene=21#wechat_redirect)  \n- [聊聊索引设计的8个小技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495678\u0026idx=1\u0026sn=c0c1abf7bd1208978f1fbba524d29dd4\u0026chksm=c0e83716f79fbe0002efe71c3e07b37928bea4020b177c71135dacb84920a04c2d1b1048239f\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [MySQL如何优化？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494379\u0026idx=1\u0026sn=7037931ed8a41d8ec2fbafd81e873b06\u0026chksm=c0e83203f79fbb15df43242607c6ec8c766ff57457b238f0b20d090205cfddfe07e749636a75\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [卧槽sql注入竟然把我们的系统搞挂了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490286\u0026amp;idx=1\u0026amp;sn=c80ca28614e4cac1c2fe1902e028ef1b\u0026amp;chksm=c0ebc206f79c4b1026f59982e1a365b145f3b6ef52221c858f77cd69e757d0231754af57eefc\u0026token=751314179\u0026lang=zh_CN#rd)   \n- [innodb是如何存数据的？yyds](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490403\u0026amp;idx=1\u0026amp;sn=bf84d7016129446fe697562e005ec64a\u0026amp;chksm=c0ebc38bf79c4a9d0ebd4041d16a995bbca8e38b47935e5ff22c2efc65d8ee87f9d954299c7c\u0026token=751314179\u0026lang=zh_CN#rd)  \n- [盘点一下数据库误操作的后悔药](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490304\u0026amp;idx=1\u0026amp;sn=14a402ec19fa0eebbf972f450c9f8b63\u0026amp;chksm=c0ebc3e8f79c4afe43114aab886eda4f49174b128326209c1f5dfed9e6b7ce97337d4e4ff14b\u0026token=751314179\u0026lang=zh_CN#rd)  \n- [explain | 索引优化的这把绝世好剑](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490262\u0026amp;idx=1\u0026amp;sn=a67f610afa984ecca130a54a3be453ab\u0026amp;chksm=c0ebc23ef79c4b2869dea998e413c5cbea6aeeea01ee74efc7c1a5fc228baa7beca215adf3ea\u0026token=751314179\u0026lang=zh_CN#rd)  \n- [mysql的这几个坑你踩过没？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490242\u0026amp;idx=1\u0026amp;sn=fa68cb6bbfccda699796b777b740dc3f\u0026amp;chksm=c0ebc22af79c4b3c4ebed3a11142029a73fe10c7a6bc8bc5747fd4b465afe6ca90376891d96d\u0026token=751314179\u0026lang=zh_CN#rd) \n- [聊聊MySQL的10大经典错误](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495431\u0026idx=1\u0026sn=e98c27335be6bbfdef8bcb04fceee0f8\u0026chksm=c0e837eff79fbef9b1c083558e26cfebd4f01c8f9d9129b88cca5e7127c7b87d2328a96a3127\u0026token=375542673\u0026lang=zh_CN#rd) \n- [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==\u0026mid=2247495353\u0026idx=1\u0026sn=87b13067aacc1f029f7eb6e6006eec78\u0026chksm=c0e83651f79fbf4732cc4dc7418764f4bcab034cf2b15bbc2546e4b27692f58e37fe77d30290\u0026token=375542673\u0026lang=zh_CN#rd) \n- [你管这破玩意叫 B+ 树?](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494619\u0026idx=1\u0026sn=9ff5d5d23024b5ca8c7765860c9f5c0d\u0026chksm=c0e83333f79fba25771b79a523919cbee91a43755214e8dc2e3c70a5e337780056252fc3029d\u0026token=375542673\u0026lang=zh_CN#rd) \n- [聊聊InnoDB锁](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494446\u0026idx=1\u0026sn=f4a6ff7d3b5f35ea6c6bf36d82ae7365\u0026chksm=c0e833c6f79fbad0ea8ed013d9270a7b492c0782e4e903f7bbd2fe180f764dbbc27bda66e2e8\u0026token=375542673\u0026lang=zh_CN#rd) \n- [Mysql的索引为什么使用B+树？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494258\u0026idx=1\u0026sn=086d3135fbbeceaee55c9fd87d0bfc1e\u0026chksm=c0e8329af79fbb8c3ba4f0567452e447683a88bec598b4ec66dcaaec6a2b2b883444eaceb608\u0026token=375542673\u0026lang=zh_CN#rd) \n- [聊聊group by](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494035\u0026idx=1\u0026sn=72929965cb9392f30a2f53f26c7b7f24\u0026chksm=c0e8317bf79fb86d6aa2dc0a8385ba4c05ad2a7a0a1114d36a3a16353231148233539e6f4576\u0026token=375542673\u0026lang=zh_CN#rd) \n- [mysql单表最多两千万条数据？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247493756\u0026idx=1\u0026sn=6f894fac74251b794cb8a5db2bfce0fe\u0026chksm=c0e83094f79fb982faa02c7238239f78f467e11f99df519a2316a25805799434cd1c820c9683\u0026token=375542673\u0026lang=zh_CN#rd) \n- [聊聊Order By](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247493408\u0026idx=1\u0026sn=18f4c3821065a77e0025c3ee50fa0d0e\u0026chksm=c0e83fc8f79fb6def4c7c89d09a3633bdc50f5f03881e0f38e1516164bcb67934a5756ca8b02\u0026token=375542673\u0026lang=zh_CN#rd) \n- [字节二面：一条慢sql如何优化？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247491519\u0026idx=2\u0026sn=2f7eae8925b3bb74745d16b87999be20\u0026chksm=c0ebc757f79c4e411569de394a0609071682d8fc7f586cf37188c23b123a8011973d475cab7d\u0026token=375542673\u0026lang=zh_CN#rd) \n- [MySQL的redo log和bin log 真香](https://mp.weixin.qq.com/s/lA4cpJrG7ysek1monYqTgg) \n- [mysql十个核心知识点拿走不谢](https://mp.weixin.qq.com/s/zCR-bccW6aoNrVpwRTGBiw) \n- [MySQL为Null导致的5大坑](https://mp.weixin.qq.com/s/ES-cZBsawOR80JzUSR9LaA) \n- [MySQL夺命66问](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496901\u0026idx=1\u0026sn=e9070382523cc007a1d037754eb40320\u0026chksm=c0e82c2df79fa53b076029a9578b5368c204428cb0ad1a9941ef8708b27048e79d95c60624eb\u0026token=1446978876\u0026lang=zh_CN#rd) \n- [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==\u0026mid=2247497090\u0026idx=1\u0026sn=53b81535a9815853382c3a4bff8c844b\u0026chksm=c0e82d6af79fa47ccfece23a8b0ad46ef6c647f1d2f961823eed181732c47e250ed0cbcfe6fd\u0026token=1780081529\u0026lang=zh_CN#rd) \n- [聊聊MVCC](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247497137\u0026idx=1\u0026sn=6aaaadc31e0060f2ae7e6c656a3f02e7\u0026chksm=c0e82d59f79fa44f446c336e8e205c3c3badabd042e0457385d5cac609897982767dae7ebe8c\u0026token=1650035797\u0026lang=zh_CN#rd) \n- [mysql查询 limit 1000,10 和limit 10 一样快吗？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247497172\u0026idx=1\u0026sn=ee11773a596308a65321aa213b5d9a6f\u0026chksm=c0e82d3cf79fa42a409d95d7036f8d5c384cb98164bcb198ef3e3e950a6c3112de6351c85ae8\u0026token=1106409335\u0026lang=zh_CN#rd) \n- [count(*)为什么会慢？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247497604\u0026idx=1\u0026sn=29ee3ccb8f01cf842ccc5aa841383150\u0026chksm=c0e82f6cf79fa67a7d61757ea5619b9ad2e665ed97e5fbb7fa51b612289a9ff26ce445f26438\u0026token=741870596\u0026lang=zh_CN#rd) \n- [聊聊数据库建表的15个小技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247497540\u0026idx=1\u0026sn=06872bca65725e1384762b6cb7438879\u0026chksm=c0e82facf79fa6ba657d70a1189ae0d598cf6b667773c329355dc4f57f97a90a5d7e0656cef4\u0026token=741870596\u0026lang=zh_CN#rd) \n- [SQL优化20招](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498038\u0026idx=1\u0026sn=2748ba3d13fbb854125f334b7723e905\u0026chksm=c0e821def79fa8c85c63ca70fb6e4e5fbe991770133bd8e670c11fa45bfce044f9e2d6fd6206\u0026token=609351868\u0026lang=zh_CN#rd) \n- [Mysql查询好慢，除了索引，还有什么原因？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498308\u0026idx=1\u0026sn=d0389a3aa2b8b64f10acae6f0ba95546\u0026chksm=c0e822acf79fabba3881a55949ec433602bd45da713d577cc59e78b588e6f9d3656cffd34222\u0026token=866261993\u0026lang=zh_CN#rd) \n- [MySQL 上亿大表如何优化？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498251\u0026idx=1\u0026sn=7057527d0ba6ee6f0611898b9c9d2cf2\u0026chksm=c0e822e3f79fabf53766e219349eff590a294042b230aeb3c823ec42dd507657f7deb917bdc5\u0026token=866261993\u0026lang=zh_CN#rd) \n\n\n## 中间件系列\n- [Kafka能抗住百万并发的秘密](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495797\u0026idx=1\u0026sn=5e6a4e91695854fa4511ff6978b21ddf\u0026chksm=c0e8289df79fa18ba0c1bf6dbc82017ab6b7df04cd73f6faf5db6d694ed33ecd67e3dbb3d5f4\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [你管这破玩意儿叫 MQ?](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495324\u0026idx=1\u0026sn=e279accf137344cb7c9c1b1d37bb8b7f\u0026chksm=c0e83674f79fbf62213ce336b4491ef09ecc814c78ae21b9abb5e1dc3432e4b8d3fbbd2150df\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [面渣逆袭：RocketMQ二十三问](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495003\u0026idx=2\u0026sn=a3fe5ad9f9bb796809c504f5530f73ca\u0026chksm=c0e835b3f79fbca50d315bcc1f016c5dc2e8243d4e455e3bc11c167c9d4bb64bccaf82ace0c4\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [聊聊MQ](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494604\u0026idx=1\u0026sn=cd88707561b207a7ffb14035304cff94\u0026chksm=c0e83324f79fba327ca849a12aafa2758f756374b50f2c8fe903ba17539cc64abb89fab0c324\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [2万字详解，吃透 ES](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494076\u0026idx=1\u0026sn=9f12b582de47c6498c9b4fe9f9c3a5b4\u0026chksm=c0e83154f79fb842d48af05fb70a4f6d81513c54f9c3c0ec0659e048bc960768b7fe3eaa88c5\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [Kafka夺命连环15问，你能扛到几问？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247493392\u0026idx=1\u0026sn=4bb144ce6ad277d5f5343f22dc666774\u0026chksm=c0e83ff8f79fb6ee55e450caf2197ca9075b9825f74e259ced4f72a9c62059314ca36a9254f1\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [我读了kafka源码后发现...](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247492759\u0026idx=1\u0026sn=028a59e9f3debe23b7af05a5c1c2c5b1\u0026chksm=c0e83c7ff79fb5696c923c904b058e3bfd5d0c9fdd8de1a3714a39eb1cf1125f4aa715c6f10e\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [阿里二面: Kafka 到底会不会丢数据？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247491709\u0026idx=1\u0026sn=bb59522f2edca71dbb5c0b6283eb4975\u0026chksm=c0e83895f79fb18364d3f74b3881310cc863ff2f27ecab7af81d19fad6e84e0346f0119dc727\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [Kafka性能篇：为何Kafka这么\"快\"？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247491510\u0026idx=1\u0026sn=a7d5b0609295e319c3d2e96efd3fb6eb\u0026chksm=c0ebc75ef79c4e48a9e8247a77bf3b45b6f3a835a45e3e85f5eea2a14cf1a5a7c6060adc5c65\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [六问 Kafka 为啥那么牛！](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247491268\u0026idx=1\u0026sn=b9eb5ff0ed41a405b79aeacb70e860e5\u0026chksm=c0ebc62cf79c4f3aca42da50507bba134bd6a86823d5e466ddc149a2e3dca464f2c587039cac\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [聊聊RabbitMQ](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496186\u0026idx=1\u0026sn=a5a6cb4336c1d115f601926059d1aa0c\u0026chksm=c0e82912f79fa0043492490ba328b500949d91a0b96c56c95ef6e7f6cd652894ee7a3e1b7620\u0026token=1121830644\u0026lang=zh_CN#rd)  \n- [阿里二面：什么是mmap？](https://mp.weixin.qq.com/s/Yfjiq90iG6KKuEKMSVy5oQ)  \n- [18张图带你搞透Kafka的存储架构](https://mp.weixin.qq.com/s/6jQcrInoJakDj9O-2Ct2SQ)  \n- [Kafka 连环20问](https://mp.weixin.qq.com/s/DM3z8aM0CqAzWGwXEIzBhQ)  \n- [7张图揭晓RocketMQ存储设计的精髓](https://mp.weixin.qq.com/s/7szWAxW3Huog5lnHTCgn2w)  \n- [RabbitMQ、RocketMQ、Kafka 三元归一](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496933\u0026idx=1\u0026sn=c92d226f2e5ec3be467e3c5715967005\u0026chksm=c0e82c0df79fa51bfeaffbd14d732ad03a9235a59a46fc6b428cbbe401883e51cce4481ce893\u0026token=1780081529\u0026lang=zh_CN#rd)  \n- [图解 Kafka 缓存架构](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498567\u0026idx=1\u0026sn=09fef0642297040022423136c5912c26\u0026chksm=c0e823aff79faab9d27d9ccb40078ec63ca78d60ba9e521d6d723baf8948a386ee3d29ca4a14\u0026token=866261993\u0026lang=zh_CN#rd)  \n\n\n## 缓存系列\n- [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==\u0026mid=2247491225\u0026idx=1\u0026sn=bfb14f28911efaa6e3a615870fff9a5c\u0026chksm=c0ebc671f79c4f6718a63bbec91d79a4b05e1dd2a7c00ed9bf6a9f582abd4c6e5c870148ff89\u0026token=426403078\u0026lang=zh_CN#rd)  \n- [Redis夺命52连问](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495318\u0026idx=1\u0026sn=a2e2c5a7b6c7c08c11f4f12b5451f19c\u0026chksm=c0e8367ef79fbf6863265b653f765eb48cff038426d3273c3ed90283cc7d100e991fdaf8b6b7\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [一口气说出 Redis 16 个常见使用场景](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247493095\u0026idx=1\u0026sn=1a4ab9947a32180d465c671e23b399b0\u0026chksm=c0e83d0ff79fb41947a4153750d175b8225611ee4ac5a6cbdfc12d2574cd0f320da88d1ee1b2\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [Redis夺命16问](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247493072\u0026idx=1\u0026sn=cf333d349c620eca21d4aa8ef6981d98\u0026chksm=c0e83d38f79fb42edae42afef6c82585a47b146a11c7ab20609fe12b731c26fa004a6339e8a6\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [聊聊缓存](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247492975\u0026idx=1\u0026sn=52c9004b554fcdccee12a8aae339c216\u0026chksm=c0e83d87f79fb49172fb5a7812e3f837ee8a3bba8d4db0eb62625569f7b264665a76186fa59f\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [聊聊Redis性能优化的13个小技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247491718\u0026idx=1\u0026sn=c632f38b4357e2e4e2b9c580cfcd39bb\u0026chksm=c0e8386ef79fb1787f11522ec2e07c1bec79bf042eb6945878086e5de1b8b0999a2767f653bb\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [腾讯二面：Redis 事务支持 ACID 么？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247490960\u0026idx=1\u0026sn=c2418b1820cf06a14460d2ef5e5508d4\u0026chksm=c0ebc578f79c4c6e93d348cbd6e27097908a507ba6af7ef13d02fc8746ce44464e935fc493e3\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [聊聊Redis的9种数据类型](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495654\u0026idx=2\u0026sn=3b1d57f93ba722d24b504eb0dc1b9121\u0026chksm=c0e8370ef79fbe1860537c341a6a6749f83a1dee1fbca99dd26f393354bac7d1c41ad7cc8070\u0026token=1502528170\u0026lang=zh_CN#rd)  \n- [聊聊Redis内存优化的7个神技](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496151\u0026idx=1\u0026sn=bcef0cb1c1e6ab5ffc7ce36915940728\u0026chksm=c0e8293ff79fa029f60f3d22bef5cbc5fcb5eb70ba519990a13a5de0a6aa705992f380246e1b\u0026token=1121830644\u0026lang=zh_CN#rd)  \n- [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==\u0026mid=2247497594\u0026idx=1\u0026sn=f517cf8f7fcfeb5e61fe18fb30a66ddc\u0026chksm=c0e82f92f79fa684bdd453609cae0007d92acc5b1f57ada3b0b04226b9170817ab011b230f93#rd)  \n- [RedisJson横空出世，性能碾压 ES 和 MongoDB](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247497410\u0026idx=1\u0026sn=d57ec067c3495e27f26601d6a6dd374e\u0026chksm=c0e82e2af79fa73c574a2e0bbacba13bf913808d49579646fd6be90b6f6b747476aa0d8d8cfc\u0026token=741870596\u0026lang=zh_CN#rd)  \n\n## 线上问题\n- [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)  \n- [生产环境一次诡异的NPE问题，反转了4次](https://mp.weixin.qq.com/s/tHCQHOXSol7Eiu8kdLBAQw)  \n- [卧槽sql注入竟然把我们的系统搞挂了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490286\u0026amp;idx=1\u0026amp;sn=c80ca28614e4cac1c2fe1902e028ef1b\u0026amp;chksm=c0ebc206f79c4b1026f59982e1a365b145f3b6ef52221c858f77cd69e757d0231754af57eefc\u0026token=751314179\u0026lang=zh_CN#rd)   \n- [一次 MySQL 误操作导致P0级事故](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495705\u0026idx=1\u0026sn=89241040fa9741306d5311d3dabf0b04\u0026chksm=c0e828f1f79fa1e7ca937d318735713d5431a8ac2f8b32e8fb1b7f0e0bdd675da2025e8906df\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [复盘一次线上Redis缓存雪崩事故...](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247493113\u0026idx=1\u0026sn=f456deed6a4a9221ace97b0358151c6e\u0026chksm=c0e83d11f79fb407dfa7ec79376431dc687db99fdf45704ba90b9b3dfebaa8a0c0a28bffe3ca\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [一次线上事故，我顿悟了异步](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496248\u0026idx=2\u0026sn=1636195a613aadc5e3ba4c4ec1ccddfc\u0026chksm=c0e82ad0f79fa3c617cd326e990cf6f8d3fec57ab172db7ad9faf412f0addc9730c4c6220ba9\u0026token=1508828007\u0026lang=zh_CN#rd)   \n- [记一次dubbo内存泄露排查经历](https://mp.weixin.qq.com/s/SnqIUHP-hqqBQnWItaQLwQ)   \n- [糟了，线上服务出现OOM了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498590\u0026idx=1\u0026sn=214cab0f95ad3df24055d5d18a110a2a\u0026chksm=c0e823b6f79faaa0fa0c310715c7e94a205add4b1557cdc5f13bda85ce7862232c6955e261b6\u0026token=866261993\u0026lang=zh_CN#rd)   \n\n\n## 多线程\n- [ThreadLocal夺命11连问](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494889\u0026idx=1\u0026sn=db15e438326c8e297eef739ec190971b\u0026chksm=c0e83401f79fbd17143734d5dbb509f020553772e162d5895de8c8039d79a3cff8633bcf4bb8\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [聊聊并发编程的10个坑](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247492962\u0026idx=1\u0026sn=17ed1d2ed950b4e9160218b296d19d4e\u0026chksm=c0e83d8af79fb49cc72fcafc8ed62822263106e54675ea8406a2e3daadb44e25364275af9082\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [聊聊并发编程的12种业务场景](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494369\u0026idx=1\u0026sn=62d1c663b6fc9f32ad305279fb0886d2\u0026chksm=c0e83209f79fbb1f262f4358d0e3076594c721f084695555ddebae9a02526ab61c754cad7fe6\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [聊聊保证线程安全的10个小技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495411\u0026idx=1\u0026sn=c1db691bd863dea25a42d926b53a659e\u0026chksm=c0e8361bf79fbf0dde2ffe1f6a3a3d36c51bf94827a3d4efe4957ace73b5fc3be2d7a39baa3d\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [聊聊ConcurrentHashMap](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495333\u0026idx=1\u0026sn=6565f709801688dcbc4883ae2272ec23\u0026chksm=c0e8364df79fbf5b605a31045b7ac77553cf4054c65e726720f48f0ec8ab42d1890742f726ea\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [聊聊锁](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494904\u0026idx=1\u0026sn=29b55eefe05960e9ae049031bb57230b\u0026chksm=c0e83410f79fbd06dc2c4dfd94a42c72e7f3ed5f4c27cdb5de73c2e7ad46103f46784ab080ff\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [深入剖析ThreadLocal](./docs/多线程/深入剖析ThreadLocal.md)   \n- [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)   \n- [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)   \n- [聊聊AQS](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247493017\u0026idx=1\u0026sn=ca149ae57fd0fdc2b84c9a5cfea2f867\u0026chksm=c0e83d71f79fb46791c0f599c01a098577e1b9274dfbcf81618f1d2aed6ba40915795ed243b4\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [聊聊Java中那18 把锁](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247491700\u0026idx=1\u0026sn=6ad0512fb2874b4e4a7da006bbbf0a61\u0026chksm=c0e8389cf79fb18ac93255ab2029b60f779557d2854c8943e4d809ba2d32021f0bf8cd4f304a\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [聊聊伪共享](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496114\u0026idx=1\u0026sn=5c87b3bfd4db6cd5b5aa3020b6b97383\u0026chksm=c0e8295af79fa04c179b319ce7304d4a795b7fe175256ed7634abcdfe487221eb0ea41966673\u0026token=1502528170\u0026lang=zh_CN#rd)   \n- [面试官一个线程池问题把我问懵逼了](https://mp.weixin.qq.com/s/1OwV4NdMmt3Jhf8BgvFYWw)   \n- [当Synchronized遇到这玩意儿，有个大坑，要注意！](https://mp.weixin.qq.com/s/PV7sRUVYbNjV_BpZYS0qzg)   \n- [JAVA并发十二连招，你能接住吗？](https://mp.weixin.qq.com/s/asVIrMWDJkBPojdRRZnKzQ)   \n- [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==\u0026mid=2247496479\u0026idx=2\u0026sn=c7c1318578a3e227921eacb7a84f2f74\u0026chksm=c0e82bf7f79fa2e1209052272e57554cb59f74263d16ac04cf088cf4cf54298d25ebfac85c77\u0026token=1690710950\u0026lang=zh_CN#rd)   \n- [聊聊异步编程的 7 种实现方式](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496908\u0026idx=1\u0026sn=79ec332b4e5d390ce103b0cb15b5a0b0\u0026chksm=c0e82c24f79fa5323bff7f2144190e272f849435a408148bc41107085ac8c7c26066d4b8baed\u0026token=1780081529\u0026lang=zh_CN#rd)   \n- [麻了，代码改成多线程，竟有9大问题](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247497280\u0026idx=1\u0026sn=16987a9419dc19f82f27f43523af0751\u0026chksm=c0e82ea8f79fa7be6367189470168c0d45bfd52302b1fba873aec39c81949ba2f883d37d9336\u0026token=1106409335\u0026lang=zh_CN#rd)   \n\n## JVM系列\n- [聊聊JVM](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495919\u0026idx=1\u0026sn=71010d91e376270afc31bbe61c8326aa\u0026chksm=c0e82807f79fa111d7c339832f48c9542d5fc1540c1a619c1a3281040fc1631616e016d0dc36\u0026token=1502528170\u0026lang=zh_CN#rd)   \n- [聊聊JVM内存布局](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247493279\u0026idx=1\u0026sn=5de4a1eecd81911740d9b9fa03d25eb3\u0026chksm=c0e83e77f79fb7611fe980aaf071cf6b62edf18ed5360bfd9ce204437a3e261546d9598cade4\u0026token=1121830644\u0026lang=zh_CN#rd)   \n\n\n## netty系列\n- [聊聊Netty那些事儿](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247491897\u0026idx=1\u0026sn=f46c85ca6c3ac27803c67503eccc3484\u0026chksm=c0e839d1f79fb0c7ffa9a44e20dc027ad4e8f32773e35d1f262ad19440e27bb94931f50b6de8\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [今天给Netty贡献了一波源码](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495776\u0026idx=1\u0026sn=b0c4f85727f2567b4ab64f1f5b12eac0\u0026chksm=c0e82888f79fa19e9b80efe10e25e240f8f51d75105ac893d2018f801beeb0242bc2a1a9c4d9\u0026token=375542673\u0026lang=zh_CN#rd)   \n\n\n## 工具系列\n- [吐血推荐17个提升开发效率的“轮子”](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247495296\u0026idx=1\u0026sn=6ff4affb2d00dce011c08d8eb5448d7a\u0026chksm=c0e83668f79fbf7ead1410a998f4d4406badd65f943ca1b6833a7b1d663d5d5d0808e4c462e4\u0026token=375542673\u0026lang=zh_CN#rd)   \n- [干掉visio，这个画图神器真的绝了！！！](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247491053\u0026idx=1\u0026sn=f21b5669a98721aeba3a91c85f298b7c\u0026chksm=c0ebc505f79c4c137c742b657e97834c563527ce4601348621ef5326e678c36427b7d9ed195d\u0026token=426403078\u0026lang=zh_CN#rd)   \n- [推荐几个在线文档生成神器](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490261\u0026amp;idx=1\u0026amp;sn=174bac016abb19497fb35a7aea19ac77\u0026amp;chksm=c0ebc23df79c4b2b3538612ac99a89ab8d8ff13c08107ab61d7fdac5a7a15bf855bae1481415\u0026token=751314179\u0026lang=zh_CN#rd)   \n- [这11款chrome神器，用起来爽到爆](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490317\u0026amp;idx=1\u0026amp;sn=5f8e86158b571c3d3f3e84e7422a58ce\u0026amp;chksm=c0ebc3e5f79c4af37ebf32b2a1e83662ee2af57b2292ee19533328ee51f63f61d51a7a198a99\u0026token=751314179\u0026lang=zh_CN#rd)  \n- [阿里开源的10个神级项目](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490438\u0026amp;idx=1\u0026amp;sn=e05695e2293c2dd5e5f31ef9d4a11a7b\u0026amp;chksm=c0ebc36ef79c4a78b99c6ff6b56e40266685fcadbeb967b39d1533f83591ad07b84510f7f705\u0026token=751314179\u0026lang=zh_CN#rd)   \n- [这样写代码，真是帅到没有朋友](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490293\u0026amp;idx=1\u0026amp;sn=2d146162543cddc91d16fe51fecb930c\u0026amp;chksm=c0ebc21df79c4b0b9f0708f614cc45638a67a292ea427abd8c83729d9009d21d8487b7627c56\u0026token=751314179\u0026lang=zh_CN#rd)  \n- [这个神器让我工作效率提升了数倍](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490362\u0026amp;idx=1\u0026amp;sn=50fd23b98926d1d4d3d7e901b7671da0\u0026amp;chksm=c0ebc3d2f79c4ac4f0af88aae9a095e310f09135add98c949ec00ef7f011e46adf1797b52b57\u0026token=751314179\u0026lang=zh_CN#rd)   \n- [这个神器让我的代码bug少了一半](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026amp;mid=2247490250\u0026amp;idx=1\u0026amp;sn=bf92cd67ea7d271a40e86953da87726d\u0026amp;chksm=c0ebc222f79c4b3427641bdafc3cc54f5fafc949dc98be7f2899cb0fd33c4474486696e8bfa5\u0026token=751314179\u0026lang=zh_CN#rd) \n- [学会这10种定时任务，我有点飘了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247490314\u0026idx=1\u0026sn=29ddf0c1e99675b86cdfc082556a69a9\u0026chksm=c0ebc3e2f79c4af43cf8582d41b0bc3ede57986cc6c115b103b586a2c7bddb4475555e919b20\u0026token=1121830644\u0026lang=zh_CN#rd) \n- [用代码画时序图！YYDS](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247497299\u0026idx=1\u0026sn=7ed248522600cb14e9ec609226cb0167\u0026chksm=c0e82ebbf79fa7ad49b95887e5a3365cddf04219f85429e32283842b4c4a3cc35952fd874bcb\u0026token=1106409335\u0026lang=zh_CN#rd) \n\n## 系统设计\n- [红包雨：Redis 和 Lua 的奇妙邂逅](https://mp.weixin.qq.com/s?__biz=MzIyNTYzNDE5MQ==\u0026mid=2247504090\u0026idx=1\u0026sn=cb3c72842390ee6fef950b1f80c56b40\u0026chksm=e87e223adf09ab2cf3c4ffc5c0c587fc08e7c5ddce38f2880918f163a793d80813585c157032\u0026token=1495241346\u0026lang=zh_CN#rd)   \n- [权限系统就该这么设计，yyds](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247497097\u0026idx=1\u0026sn=4225f4fe59f2d77d0f3686009bab48ae\u0026chksm=c0e82d61f79fa477ec30cf750aef113fa872a8962821eb782a70419c8b842d7b65e85718e427\u0026token=1495241346\u0026lang=zh_CN#rd)   \n- [开发一个不崩溃的核酸系统难吗？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498606\u0026idx=1\u0026sn=059c88c4872c4a1aaf255ed1fde64d95\u0026chksm=c0e82386f79faa906772a0619b2d2e3edf025a386b1a583849a4090137fe64595235b1c8843b\u0026token=866261993\u0026lang=zh_CN#rd)   \n- [B站从0到1000万](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498256\u0026idx=1\u0026sn=d10e97439545dd4199d142b4c907a647\u0026chksm=c0e822f8f79fabee2f8a34ad75aff8adb317d518397b8b4a0521e06940af1cdb04ed8d04d192\u0026token=866261993\u0026lang=zh_CN#rd)   \n\n\n## 设计模式\n- [单例模式，真不简单](./docs/基础/单例模式，真不简单.md)   \n- [聊聊工作中必用的6种设计模式](https://mp.weixin.qq.com/s/H-OurMV7I6g5EqW_MIaOww)   \n\n## 基础知识\n- [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)   \n- [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)   \n- [为什么网络 I/O 会被阻塞？](https://mp.weixin.qq.com/s/7mT9lZNCtpPe4xEfu9s5xQ)   \n- [聊聊Java中代码优化的30个小技巧](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496758\u0026idx=1\u0026sn=ca7ad0708b1349c5bafadb96adb56170\u0026chksm=c0e82cdef79fa5c88b9861aa9953a6178f10bcd5151c51824d1a61856eff0dd21674335975ce\u0026token=1581341365\u0026lang=zh_CN#rd)   \n\n## 网络\n- [断网了，还能ping通 127.0.0.1 吗？](https://mp.weixin.qq.com/s/n9gTRLgw_tnVl90zywrdcg)   \n- [HTTP/3发布了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496895\u0026idx=1\u0026sn=a3d100d7f6d4b67f691f1b19e7f07b1e\u0026chksm=c0e82c57f79fa54148f4f912a7db751236d27dd8452fc0affd818cc6d8825b3a01ec8a44ea72\u0026token=1446978876\u0026lang=zh_CN#rd)   \n- [输入 xxxhub 的背后到底发生了什么?](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496772\u0026idx=1\u0026sn=6f73c91c982928c0e7e11a30ff92ec94\u0026chksm=c0e82cacf79fa5ba1e67353fb78f205fea88557208332676cc89aa90ad7135fd5411666182b1\u0026token=1446978876\u0026lang=zh_CN#rd)   \n- [既然有HTTP协议，为什么还要有RPC](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247497130\u0026idx=1\u0026sn=5bcc60dee03c1eae0043dd014c42677b\u0026chksm=c0e82d42f79fa45409316e2d5a56b88ed332e54069e23a1d98558c65915fdc837f497b82ed8c\u0026token=1650035797\u0026lang=zh_CN#rd)   \n- [有HTTP协议，为什么还要websocket协议？](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498599\u0026idx=1\u0026sn=f0170bad7f393bfa8f6dc88c6d46cb4f\u0026chksm=c0e8238ff79faa99dd5e38325b8cb863c5c1d4fa934ccff91867e3c997b803485b416080959f\u0026token=866261993\u0026lang=zh_CN#rd)   \n\n\n## 踩坑日记\n- [被自己坑了...](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247493833\u0026idx=1\u0026sn=7ab5fc431fa1cf8c609a7315e5a5456c\u0026chksm=c0e83021f79fb93729db528f0a19446d8c3e281b52cf2a919efec12c35b61ca7afb8062aa6f1\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [Objects.equals有坑](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247493176\u0026idx=1\u0026sn=c445625478a7f8122a6715b64fe6770c\u0026chksm=c0e83ed0f79fb7c6cf2992d24e98f60fd78ca89525b5a3cc07f79dc801dd8e381b1fce03bf5c\u0026token=375542673\u0026lang=zh_CN#rd)  \n- [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==\u0026mid=2247490345\u0026idx=1\u0026sn=cbbcb88678c487074d7516edcee64d01\u0026chksm=c0ebc3c1f79c4ad73f05bf3eb6b2b652cb70b37e02bd24fc1d1078bfa7332d0e6581bd7ab133\u0026token=660773166\u0026lang=zh_CN\u0026scene=21#wechat_redirect)  \n- [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==\u0026mid=2247490339\u0026idx=1\u0026sn=15aed6615bfed74a0cb3572185525809\u0026chksm=c0ebc3cbf79c4adda626d0cce8e8badee1192793569deca0f8ec9158ce22832c84dc79e73855\u0026token=660773166\u0026lang=zh_CN\u0026scene=21#wechat_redirect)  \n- [java中那些让你傻傻分不清楚的小细节](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247490288\u0026idx=1\u0026sn=ba15d8f83186c2d0d66f24af413b49e3\u0026chksm=c0ebc218f79c4b0ec8e3a6940c54fa2a385c2a724a9d2ea1acdf8187f1b0e96b4378348c0ed1\u0026token=660773166\u0026lang=zh_CN\u0026scene=21#wechat_redirect)  \n- [JDK有BUG！！](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247494613\u0026idx=1\u0026sn=65be88d628980eaa77ded1305568f2ce\u0026chksm=c0e8333df79fba2b77111b8345d15903d0976857d37f13d4efef27ab6040f950d9888df6297f\u0026token=1121830644\u0026lang=zh_CN#rd)  \n- [Spring爆出致命漏洞，赶紧修复！！！](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247493469\u0026idx=1\u0026sn=937bdfe0b5e7558fb184eb7a128c1f6c\u0026chksm=c0e83fb5f79fb6a30e944fc7672b7e0a300933ca9885c32fd61a1620afc3c378b2a079e670d8\u0026token=1121830644\u0026lang=zh_CN#rd)  \n- [99%的Java程序员会踩的6个坑](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247496369\u0026idx=1\u0026sn=c0824ac978d122e25aa30c9335a2973f\u0026chksm=c0e82a59f79fa34f78ece0fcba184799d8dc3143e7ac5e0530d0771ef5e155116aa9aa74eb06\u0026token=1508828007\u0026lang=zh_CN#rd)  \n- [分页 + 模糊查询 有坑！](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498069\u0026idx=1\u0026sn=16ea422fe7896f001d0a6f2328f92fc5\u0026chksm=c0e821bdf79fa8abe07adc45219927ae49ec9bab86690166396bcd0bfc7e40c05d80a4463eda\u0026token=609351868\u0026lang=zh_CN#rd)  \n- [千万千万不要在方法上打断点！太坑了！](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247498013\u0026idx=1\u0026sn=0aff71f6ffb704e57f5f33ebfed6bfd3\u0026chksm=c0e821f5f79fa8e357ff649558d73ab7015f3832331d1b3c97f7a330b2d833b78769ebf10d40\u0026token=609351868\u0026lang=zh_CN#rd)  \n\n\n1. 当你正在为面试而困扰的时候。\n2. 当你工作遇到难题不知道问谁的时候。\n3. 当你遇到了技术学习瓶颈的时候。\n4. 当你职业发展很迷茫不知道该如何选择的时候。\n\n或许 [苏三的知识星球](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247510851\u0026idx=1\u0026sn=7e62ac87ee5a6b4a72d2da3a6fc76d4a\u0026chksm=c0e873abf79ffabd7ba6672a36f21c0a939d5a3d15325ddeae476a9374f4a08679143695f1c4\u0026token=469630221\u0026lang=zh_CN#rd)：【[Java突击队](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247510851\u0026idx=1\u0026sn=7e62ac87ee5a6b4a72d2da3a6fc76d4a\u0026chksm=c0e873abf79ffabd7ba6672a36f21c0a939d5a3d15325ddeae476a9374f4a08679143695f1c4\u0026token=469630221\u0026lang=zh_CN#rd)】真的可以帮到你。\n\n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==\u0026mid=2247510381\u0026idx=1\u0026sn=4ee8781f21392af7327e15b1595e804b\u0026chksm=c0e87185f79ff89364b392e878010adec81b95675bf3f7a93ac6e83b9421beac75f382223500\u0026scene=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==\u0026mid=2247511124\u0026idx=1\u0026sn=7739e52c7516b437f4a459bf8c638116\u0026chksm=c0e874bcf79ffdaa49bdefe21636b3993489762b2d33a82edd06959551624c7a3202467a172f\u0026token=469630221\u0026lang=zh_CN#rd)，并且得到了球友们的一致认可。\n\n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==\u0026mid=2247511124\u0026idx=1\u0026sn=7739e52c7516b437f4a459bf8c638116\u0026chksm=c0e874bcf79ffdaa49bdefe21636b3993489762b2d33a82edd06959551624c7a3202467a172f\u0026token=469630221\u0026lang=zh_CN#rd)加入我们吧，绝对物超所值。\n\n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。\n![](https://files.mdnice.com/user/5303/8fee3716-f5d5-4a94-8290-7ca288fa5963.png)\n我相信可以帮助你更从容的面对困难：\n- [我被官方推荐了](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247511124\u0026idx=1\u0026sn=7739e52c7516b437f4a459bf8c638116\u0026chksm=c0e874bcf79ffdaa49bdefe21636b3993489762b2d33a82edd06959551624c7a3202467a172f\u0026token=469630221\u0026lang=zh_CN#rd)\n- [我读Spring的一些心得](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247510851\u0026idx=1\u0026sn=7e62ac87ee5a6b4a72d2da3a6fc76d4a\u0026chksm=c0e873abf79ffabd7ba6672a36f21c0a939d5a3d15325ddeae476a9374f4a08679143695f1c4\u0026token=469630221\u0026lang=zh_CN#rd)\n- [我的学习圈子](https://mp.weixin.qq.com/s?__biz=MzkwNjMwMTgzMQ==\u0026mid=2247510381\u0026idx=1\u0026sn=4ee8781f21392af7327e15b1595e804b\u0026chksm=c0e87185f79ff89364b392e878010adec81b95675bf3f7a93ac6e83b9421beac75f382223500\u0026scene=18#rd)\n\n**如果一个人走的太累，不如结伴而行。** \n\n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。\n\n我以往的技术群里技术氛围非常不错，大佬很多。\n\n![](https://mmbiz.qpic.cn/mmbiz_jpg/ibJZVicC7nz5gOfZqp44IMnIrys8aeBkUBMuRdzict3Kg4rNPMrwwUlFb6dW6pFcmQfPM77byIiba4ib7IOraoXLckQ/640?wx_fmt=jpeg\u0026wxfrom=5\u0026wx_lazy=1\u0026wx_co=1)\n\n\n还有送书的活动：\n![](https://mmbiz.qpic.cn/mmbiz_png/ibJZVicC7nz5iaOibWCa4K0icj2SqnwTnfPuruR0hJg1pSgyMPiaicSpU02yMXIuWnq6kzZN32amntog47KiadDDZSQDwA/640?wx_fmt=png\u0026wxfrom=5\u0026wx_lazy=1\u0026wx_co=1)\n\n\n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。\n\n扫描下方二维码，回复：加群，即可进群：\n\n![](https://mmbiz.qpic.cn/mmbiz_png/J4jTHmo8Xh6zjrAC4RzZly78RTumAA0dTCFUElhe2DE6GwbQiakH9tqlhUXmBXtjbicxJC1TPszLZW9UYyYoh5HA/640?wx_fmt=png\u0026from=appmsg\u0026wxfrom=5\u0026wx_lazy=1\u0026wx_co=1)\n\n","funding_links":[],"categories":[],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdvsusan%2Fsusansayjava","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fdvsusan%2Fsusansayjava","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fdvsusan%2Fsusansayjava/lists"}