https://zhuanlan.zhihu.com/p/323271088
https://learnku.com/articles/41728
2. go 垃圾回收:https://zhuanlan.zhihu.com/p/297177002
3. go chan 实现生产者,消费者: go实现生产者消费者,开两个协程一个放随机数一个打印,还有额外特殊条件下两个协程都关闭 https://www.opensite.top/2021/08/02/golang%E7%AE%80%E5%8D%95%E5%AE%9E%E7%8E%B0%E7%94%9F%E4%BA%A7%E8%80%85%E6%B6%88%E8%B4%B9%E8%80%85%E6%A8%A1%E5%BC%8F/
4. golang select : https://draveness.me/golang/docs/part2-foundation/ch05-keyword/golang-select/?msclkid=05e2f3baafd411eca5990410122f4447
5. golang 单元测试:
6.grpc: https://juejin.cn/post/6844903614490607630
7. golang 切片的截取(不拷贝,只是一种视图窗口),修改截取后的切片也会影响到原切片)