Open or not open, that is the stupid question.

If you want to create bootable usb stick to install Ubuntu, please follow the steps below: 1. Download usb-creator package. # apt-get -y install usb-creator 2. Run usb-creator. # usb-creator-gtk 3. choose ISO image file. 4. create usb bootable stick. Wish this helps. regards, Stanley Huang

If you want to know the ordering of the method, you can check from __mro__. Ex. >>> class c11(object): ...   pass ... >>> class c12(object): ...   pass ... >>> class c21(object): ...   pass ... >>> class c22(object): ...   pass ... >>> class c1(c11,c12): ...   pass ... >>> class c2(c21,c22): ...   pass ... >>> class c(c1,c2): ...   pass ... >>> c.__mro__ ( , , , , , , , ) >>> Wish this helps. regards, Stanley Huang

NFS Server 1. apt-get install nfs-kernel-server 2. vi /etc/exports ex. /home/stanley *(rw,sync,no_root_squash) 3. /etc/init.d/nfs-kernel-server start NFS Client 1. apt-get -y install nfs-common 2. vi /etc/vfstab ex. 192.168.1.1:/home/stanley /mount/stanley nfs rw 0 0 3. mkdir -p /mount/stanley 4. mount /mount/stanley 5. mkdir -p /mount/stanley2 6. mount -t nfs 192.168.1.1:/home/stanley /mount/stanley2 Wish this helps. regards, Stanley Huang

How to change time zone in Ubuntu? Just use the command dpgk-reconfigure Ex. #dpkg-reconfigure tzdata Wish this helps. regards, Stanley Huang

If you want to grant root permission to user with sudo, and also let user doesnot need to input his password while using sudo. Just add pattern in your visudoers: username host=NOPASSWD: commands/ALL Ex. # visudo  [original contents] ... %admin ALL=(ALL) ALL ... [add new line] stanley ALL=(ALL) NOPASSWD: ALL PS. For above example, if user is inclued in admin group, please make sure new line is added at the below of group setting, or group setting will overwrite your setting and let use have to input his password while using sudo. Wish this helps. regards, Stanley Huang