sunflower_cao的专栏

A successful request to the server results in a response, which is the message the server sends back to you, the client.The response from the server will contain a three-digit status code. These cod

在linux下面用非root用户安装rp，提示can't create transaction lock on /var/lib/rpm/.rpm.lock错误。错误原因：权限问题解决方法：在终端输入“su”和密码，登录root，以root身份登录就不会有提示