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「爱情、让人受尽委屈。」 2024-03-27 16:42 196阅读 0赞

学而不思则罔，思而不学则殆，最近阅读到许多优秀的文章，特此分享。  
格式化日期 也有说法

### 1 简单的SimpleDateFormat使用不当，也会有潜在的影响——存在多线程的性能安全影响。 ###

出现问题的三种解决方案，请传送到原文里 尽情观赏  
https://mp.weixin.qq.com/s/5S7n4P5o4DaH7CQZ21P\_Rw

### 2 扩展知识 海量请求下的接口并发解决方案 ###

https://mp.weixin.qq.com/s?\_\_biz=MzA4NzQ0Njc4Ng==&mid=2247505863&idx=1&sn=ed4a731347009d99efdce0e92d8a899a&chksm=903bd3aaa74c5abc018f3f1a74fbed0cd43468c78f1d6941839acd300cefe667919bd6bcd2a8&mpshare=1&scene=23&srcid=01319N9PFdj2ZDvT38pbll2P&sharer\_sharetime=1675161325737&sharer\_shareid=5e1f720976235b1e81fd0d6731dbec3a\#rd

### 3 MySQL大数据表处理的三种方案，查询效率嘎嘎高！ ###

https://mp.weixin.qq.com/s/Ip6hIPvBboLVHgfnCVRbAw

### 4Java 序列化和反序列化为什么要实现 Serializable 接口？ ###

https://mp.weixin.qq.com/s/xXY2k5JYLN2TqbRMRZzhGw

### 5 sql 查询 一些不好的sql 语句 ： ###

https://mp.weixin.qq.com/s/WgfWScEvhpEyWuKD8qFOWg

### 6 左右内全连接的区别 ： ###

https://blog.csdn.net/qq\_44772660/article/details/112675699?ops\_request\_misc=%257B%2522request%255Fid%2522%253A%2522167541135216800182123548%2522%252C%2522scm%2522%253A%252220140713.130102334…%2522%257D&request\_id=167541135216800182123548&biz\_id=0&utm\_medium=distribute.pc\_search\_result.none-task-blog-2alltop\_positive~default-1-112675699-null-null.142v73pc\_search\_v2,201v4add\_ask,239v1insert\_chatgpt&utm\_term=%E5%86%85%E8%BF%9E%E6%8E%A5&spm=1018.2226.3001.4187

### 7 嵌套查询和连接查询的区别： ###

https://blog.csdn.net/qq\_56568435/article/details/124482696?ops\_request\_misc=%257B%2522request%255Fid%2522%253A%2522167541087916800217083168%2522%252C%2522scm%2522%253A%252220140713.130102334…%2522%257D&request\_id=167541087916800217083168&biz\_id=0&utm\_medium=distribute.pc\_search\_result.none-task-blog-2allsobaiduend~default-2-124482696-null-null.142v73pc\_search\_v2,201v4add\_ask,239v1insert\_chatgpt&utm\_term=%E5%B5%8C%E5%A5%97%E5%AD%90%E6%9F%A5%E8%AF%A2%E5%92%8C%E8%BF%9E%E6%8E%A5%E6%9F%A5%E8%AF%A2&spm=1018.2226.3001.4187

### 8 七种方案！探讨Redis分布式锁的正确使用姿 ###

势  
https://mp.weixin.qq.com/s?\_\_biz=MzAwNjkxNzgxNg==&mid=2247491523&idx=2&sn=e72da7c2ccc21ec2e310dd9d30d11b62&chksm=9b074414ac70cd029aea37de29ddc3fdca12a5d7fd67730b0f2fcfa11822953b2024dececa1d&mpshare=1&scene=23&srcid=0312AaV4V9bL6VqdPAxAqyMG&sharer\_sharetime=1675814278813&sharer\_shareid=5e1f720976235b1e81fd0d6731dbec3a\#rd

### 9 HashMap 为什么不能一边遍历一遍删除 ###

https://mp.weixin.qq.com/s?\_\_biz=MzI5NDUwMzQzNQ==&mid=2247500358&idx=1&sn=d019372398a6356e47e67d808eda7a26&chksm=ec635722db14de3400c229260114ce72e49cda0a1f6a8407e969749c90515c28ec9fb20ce860&mpshare=1&scene=23&srcid=0210XJIoUyc4B9y9uAjdZ0C0&sharer\_sharetime=1676076467337&sharer\_shareid=5e1f720976235b1e81fd0d6731dbec3a\#rd

### 10 MySQL 索引 15 连问解答，唬住面试官！ ###

https://mp.weixin.qq.com/s?\_\_biz=MzkzMDI1NjcyOQ==&mid=2247502003&idx=1&sn=49de2526d8a05e66c209f51ad11b9143&chksm=c27f8a85f508039370e83c6982fa8e9c59d7e1bf28d66e2bb51622b5f8b4def8264e05797cc7&mpshare=1&scene=23&srcid=0210UcK8dOTLele02FoGf3Af&sharer\_sharetime=1676079077621&sharer\_shareid=5e1f720976235b1e81fd0d6731dbec3a\#rd