Monday, September 5, 2011
Re-install favourite packages in a fresh Ubuntu system
Easy
way to save and install our favourite software packages into a
new Ubuntu Linux system.
:~$ dpkg --get-selections > installed-software
The
above command will make a file called "installed-software "
in home directory.If we want to install this whole packages into
a new ubuntu system,just copy this file (installed-software"
into home directory of the new system , open a terminal and type
this:
:~$ sudo apt-get install dselect :~$ sudo dpkg --set-selections < installed-software :~$ sudo dselect Install software from the new menu........ ( Don't forget to copy all repos and deb files also otherwise you will have to re-download all the softwares again ) |
How to Fix Grub Error in Ubuntu Linux
Boot
with Ubuntu live cd , open a terminal and run:
:~$ sudo fdisk -l :~$ sudo su :~$ cd / mount /dev/sda12 /mnt #(Here my Root system is in sda12 shown from the 1st command) # next line only if you have a separate boot partition :~$ mount –bind /path/to/boot-partition /mnt/boot # if no separate boot partition, please continue: :~$ mount --bind /proc /mnt/proc :~$ mount --bind /sys /mnt/sys :~$ mount --bind /dev /mnt/dev :~$ chroot /mnt # in the chroot session: :~$ update-grub # if update-grub fails :~$ grub-install /dev/sda # if you get any errors please use this command : :~$ grub-install --recheck /dev/sda # now you can exit the chroot, unmount the system and reboot your box : :~$ exit :~$ sudo umount /mnt/dev :~$ sudo umount /mnt/proc :~$ sudo umount /mnt :~$ sudo reboot
Enjoy...
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