1. 无序容器 https://stackoverflow.com/questions/15869066/inserting-into-an-u...

1. hash https://stackoverflow.com/questions/44695684/structured-bindings...

https://github.com/DaveGamble/cJSON https://blog.csdn.net/bjbz_cxy/artic...

时间测试 使用方法是在作用域中使用宏TIME_INTERVAL_SCOPE(d)，d为打印用的字符串，输出作用域的耗时情况。

https://stackoverflow.com/questions/1008019/c-singleton-design-pattern#

https://stackoverflow.com/questions/30131808/is-it-possible-to-hide-impl...

https://bbs.csdn.net/topics/330169671?page=3 https://blog.csdn.net/yang0...

Q1 https://www.zhihu.com/question/27547892?sort=created 有一个黑匣子，黑匣子里有一个关于...