how to use IPV6 to visit Twitter

Some countries gov. blocks Twitter.No worry,we can use IPV6 to access Twitter

Step 1:
open /etc/hosts file ,eg: "sudo gedit /etc/hosts

Step 2:
Past below lines into the hosts file and then save it.

65.49.26.99 twitter.com
65.49.26.98 si0.twimg.com
65.49.26.98 si1.twimg.com
65.49.26.98 si2.twimg.com
65.49.26.98 si3.twimg.com

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How to modify MAC address on Ubuntu

I take my laptop to a friend's home yesterday,his internet connection is  wired connection which the MAC and IP are binded,so I couldn't connect to internet with my laptop at his home unless I modify my laptop's MAC address .I'd never modified the MAC on Ubuntu before,then after I googled and googled,finally I found the ways to modify the MAC on Ubuntu. There are 2 ways to modify the MAC address on Ubuntu :~

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How to optimize png image in command line mode

How to optimize png format image in command line mode? The answer is Optipng ,Optipng is a simple and useful tool for optimizing png image runs in command line mode.

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Installing WMware on Arch Linux

Arch Linux doesn't offer WMware, and it is difficult to install WMware by compiling source on Arch Linux due to its different service setting in /etc,so we need to install it by yaourt

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Howto:Set Swiftfox as default browser on Kubuntu

Kubuntu users probably found  that even you have set up Swiftfox as  default browser on Kubuntu but it won't work.You may try below solution which works for me:

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Install and enable mod_auth_mysql in Ubuntu

1. Install mod_auth_mysql:

sudo apt-get install libapache2-mod-auth-mysql

2.Enable mode_auth_mysql

cd /etc/apache2/mods-enabled
sudo ln -s ../mods-available/auth_mysql.load

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Tip-add a option Delete to pop-up menu on Gnome

By default,If you hover a file/folder and right click mouse,you will only see a  option Trash on pop-up menu for removing function.How to add a  option Delete on it so that we can delete file/folder bypasses Trash? It is very easy,just go to Nautilus->Edit ->Preferences->Behavior and tick the option"Include a Delete command that bypasses Tras" which is on the most bottom,and then you may see  option Delete already added to the pop-up menu.

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General steps for installing Nvidia diplay driver in Linux

nv_logo_footerThis guide is based on Ubuntu,but it can be a reference for other Linux distributions as well.

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Howto install/remove Gnome,KDE,Xfce in Ubuntu

tipsSometimes we want to have 2 or more desktops ,sometimes we want to remove 1 or more desktops,right?I have just removed kde4 from Ubuntu.By the way,I summarized some tips for installing/removing desktops in Ubuntu as follow:~

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Speed up ubuntu boot speed

tipsAfter I upgraded my Ubuntu to 8.04 from 7.10 ,I found  the booting speed became to be slow,especially after I deleted KDE (i installed KDE once). I have speeded up the boot speed ,I share my experience as follow:

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