help.md

[Go] 解决missing go.sum entry for module providing package <package_name>

https://cloud.tencent.com/developer/article/1822013

I got error "Failed setting memory limit: Permission denied - /tmp/warden/cgroup/memory/instance-18ensb4lmgh/memory.memsw.limit_in_bytes"

yudai/cf_nise_installer#124

sudo echo "GRUB_CMDLINE_LINUX="cgroup_enable=memory swapaccount=1"" >> /etc/default/grub sudo /usr/sbin/update-grub

cobra 使用

https://www.cnblogs.com/chenqionghe/p/12661871.html https://xcbeyond.cn/blog/golang/cobra-quick-start/

mkdir mydocker && cd mydocker go mod init mydocker cobra init

cobra add

打包成可执行文件 go build -o mydocker

umount: device is busy. Why?

ubuntu@VM-8-17-ubuntu:~/vessel$ sudo ./vessel exec 085e81a6e2af echo "hello world" Error: unable to mount proc to proc: device or resource busy

https://unix.stackexchange.com/questions/15024/umount-device-is-busy-why

Git

git push origin master

Go mod

go mod tidy // 删除未使用的依赖，并重新生成 go.mod 和 go.sum，下载缺失的依赖

To do

写一个README.md

写删除镜像和删除容器的命令

Git - fatal: Unable to create '/path/my_project/.git/index.lock': File exists

https://stackoverflow.com/questions/7860751/git-fatal-unable-to-create-path-my-project-git-index-lock-file-exists