Installing GNOME 3 on Ubuntu 11.04 Natty Narwhal

Note that this is an unofficial way to install GNOME 3 on Ubuntu 11.04 (Natty Narwhal), things might be broken, so proceed with caution.

Step 1: Add GNOME 3 PPA repository
sudo apt-add-repository ppa:gnome3-team/gnome3

Then update the apt-get repository database by running:
sudo apt-get update

Step 2: Install the Gnome 3 Desktop environment using this command
sudo apt-get install gnome-desktop3

Note that this might screw up your installation, you’ve been warned.

Easy File Encryption On Ubuntu Linux with OpenSSL

Here’s an easy way to encrypt your file using OpenSSL. The general syntax is:


openssl enc (cipher) -e -in (input file) -out (output file)

so to encrypt a “plaintext.txt” file, using aes256, you only need to run this command:

openssl enc aes256 -e -in plaintext.txt -out encrypted.txt

Similarly, to decrypt the file, you can run the command:

openssl enc aes256 -d -in encrypted.txt -out decrypted.txt

Ubuntu: How to erase CD-RW/DVD-RW from Command-line

Here’s an easy way to erase CD-RW and DVD-RW from command-line in Ubuntu:

you only need to install ‘wodim’ package:
sudo apt-get install wodim
Then run:
wodim -scanbus
To search for the cdrw device in case if you don’t already know.

To erase the entire disk, run:
wodim dev=/dev/cdrom blank=fast

That’s all!

Microsoft Fear-Uncertainty-Doubt (FUD) video attacks on OpenOffice.org

To tell you the truth, I’m kind of agree with some points in this video even before it was published.

There are stories of organizations, school computer labs or home users that switch back to Microsoft Office after they have use OpenOffice.org. There is even a local (Malaysian) joke that poke fun at the amount of training and costs required to educate staffs to use OpenOffice.org which eventually exceeds the cost Microsoft Office Suite.

We have used a lot of open source software, libraries and components in our daily lives without realizing, In case of OpenOffice.org, I think the problem is just the process and familiarity with application. Microsoft has spend a lot of money to ensure every schools, university, computer labs used its products to educate our younger and future generations that eventually would be accustom to Microsoft branded products. It is a great business strategy, but the question is, who would benefit the most from this scheme?