2013/7/17 Muhammad Bashir Al-Noimi <mbnoimi@gmail.com>:
> On Wed, Jul 17, 2013 at 3:34 PM, Vincenzo Romano
> <vincenzo.romano@notorand.it> wrote:
>> Once you "sudo add-apt-repository ppa:pitti/postgresql" then you go in
>> /etc/apt/sources.list.d/pitti* and you replace the word with your
>> Ubuntu version with "precise". By doing so you'll install that version
>> into your distribution.
>
> Thanks Vincenzo,
>
> OMG, akthough it fixes my issue but this absolute painful proceduer!
>
> by the way, I recived this error message after apt-get update:
> ---
> Failed to fetch
> bzip2:/var/lib/apt/lists/partial/archive.ubuntu.com_ubuntu_dists_quantal-updates_main_binary-amd64_Packages
> Hash Sum mismatch
> Failed to fetch
> bzip2:/var/lib/apt/lists/partial/archive.ubuntu.com_ubuntu_dists_quantal-updates_main_binary-i386_Packages
> Hash Sum mismatch
> Some index files failed to download. They have been ignored, or old
> ones used instead.
>
> --
> Best Regards
> Muhammad Bashir Al-Noimi
Did you run "apt-get update" once you did che change?