Ubuntu: moving file

連個簡單的剪下貼上都不會用Q口Q
For MOVING:

>sudo mv [file] [dest_path]

For COPYING

>sudo cp [file] [dest_path]

For Create New File

>sudo mkdir [folder_path]

Changt root password

>sudo passwd root

Delete an Folder with contents

>sudo rm -rf [folder_path]

Install MySQL

>sudo apt-get install mysql-server mysql-client

Install Mongrel
After installed rails on Linux, you'll find the default web server is WEBrick, to use Mongrel:

>sudo gem install mongrel

Install .deb File

>sudo dpkg -i [file.deb]

Use MySQL Prompt

mysql -uroot -p