前阵子比较来比较去，选了CentOS作Linux系统，刚装到虚拟机里面，发现默认的用户无法开启系统权限。终端中输入sudo后提示“XXX is not in the sudoers file. This incident will be reported.” 上网搜搜，找到了解决办法：用sudo时提示"xxx is not in the sudoers file. This incident wi

使用docker肯定遇到有些docker官方镜像拉不下来的情况，这时可以使用阿里云加速器，有意外惊喜的：）安装或升级Docker推荐您安装Docker Toolbox。 Toolbox的介绍和帮助： mirrors.aliyun.com/help/docker-toolbox Mac系统的安装文件目录： mirrors.aliyun.com/docker-toolbox/mac

docker镜像位置：For someone who is using Docker toolbox (that uses docker-machine), the answers concerning boot2docker on Mac OS X is not valid. The docker-machine VM is called "default" and it exist

错误信息debconf: unable to initialize frontend: Dialogdebconf: (TERM is not set, so the dialog frontend is not usable.)debconf: falling back to frontend: Readlinedebconf: unable to initialize frontend:

sudo docker exec -it569f05d5f4fc /bin/bash提示错误rpc error: code = 13 desc = invalid header field value "oci runtime error:\ exec failed: container_linux.go:247:\ starting container proces...

Sublime Text格式化json插件Pretty JSONTo prettify JSON, make selection of json (or else it will try to use full view buffer) and press keys:Linux: ctrl+alt+jWindows: ctrl+alt+jOS X: cmd+ctrl+jor thr

使用docker images时，可能会出现REPOSITORY 和TAG均为none的镜像，如下图重命名镜像docker tag IMAGEID(镜像id) REPOSITORY:TAG（仓库：标签）#例子docker tag ca1b6b825289 registry.cn-hangzhou.aliyuncs.com/xxxxxxx:v1.0

背景：从branchA分支拉了一份代码，做了一些修改，但是不想提交到branchA分支，想新建一个分支branchB保存代码。操作方法：添加本地需要提交代码git add .提交本地代码git commit -m "add my code to new branchB"push 到git仓库git push origin branchA:branchB仓库中原本没有branchB，提交后