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[类似unix终端软件有git fow windows(内置简版msys2)、mingw、msys2、cgwin](https://www.cnblogs.com/52fhy/p/15158765.html)

jvm 相关的工具JMC: https://www.oracle.com/java/technologies/javase/products-jmc8-downloads.html https://www.oracle.com/java/technologies/javase/jmc8-release-notes.html https://openjdk.java.net/projects/jmc/8/ https://github.com/openjdk/jmc

[免费证书](https://blog.csdn.net/ithomer/article/details/78075006) [freessl](https://freessl.cn/)

[Caddy 配置ssl](https://www.cnblogs.com/turingguo/p/caddy.html)

[Go's garbage collector](https://agrim123.github.io/posts/go-garbage-collector.html)

SELECT /*+ SET_VAR(optimizer_switch = 'condition_fanout_filter=off') */ ... 对于给定的查询，使用优化器提示：

查看优化sql explain SELECT * FROM t1 WHERE 1 ; show warnings;

[Explain执行计划详解](https://www.cnblogs.com/itwxe/p/15837819.html) [MySQL再深入执行计划之trace工具](https://www.cnblogs.com/itwxe/p/15888151.html) [SQL性能优化技巧](https://www.cnblogs.com/itwxe/p/15891028.html)

[前缀索引](https://www.cnblogs.com/ibigboy/p/16198243.html#_label6_3)

Java线程池拒绝策略：https://blog.51cto.com/thinklili/2115661 https://segmentfault.com/a/1190000040502271