GDM Login Screen on Ubntun 9.10

I want to disable the username  in the GDM Login screen .

Step 1 .  Logout of your current session and return to the GDM
Step 2. Switch to the tty command line prompt using Ctrl-Alt-F1
Step 3. Login using your normal login/password
Step 4. at the command line prompt type: export DISPLAY=:0.0
Step 5. then type: sudo -u gdm gconf-editor
Step [...]

November 7th, 2009 | Category: Linux, Security | Leave a comment

How to install/uninstall .deb files?

How to install/uninstall .deb files?

To install .deb file

sudo dpkg -i package_file.deb

To uninstall .deb file

sudo dpkg -r package_name

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November 7th, 2009 | Category: Applications, Linux | Leave a comment

How to mount/unmount Image (ISO) files without burning?

How to mount/unmount Image (ISO) files without burning?
1. To mount Image (ISO) file

sudo mkdir /media/iso
sudo modprobe loop
sudo mount file.iso /media/iso/ -t iso9660 -o loop

2. To unmount Image (ISO) file

sudo umount /media/iso/

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November 7th, 2009 | Category: Linux | Leave a comment

How To Convert VMWare Image (.vmdk) to VirtualBox Image (.vdi)

We need an addition command-line tool called qemu.

sudo aptitude install qemu

You’ll new be able to convert a .vmdk (VMware image) to a .bin format, which can then be converted to a Virtualbox native .vdi format.

qemu-img convert /path/to/original.vmdk converted.bin

You’ll then need to use the VBoxManage utility that comes with Virtualbox to convert the .bin to a native [...]

November 7th, 2009 | Category: Linux, VMware | Leave a comment