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. [...]

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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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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VCP Home LAB : Part -3
VCP Home LAB – part-2

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 [...]