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Reinstall sudo apt-get?

 
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Old 06-18-2012
Reinstall sudo apt-get?
I am using ubuntu11.10 and i was trying to do the update to 12.04, i found a post suggesting to use to solve part of the problem:
sudo apt-get remove ubuntu-keyring sudo apt-get --yes -q --allow-unauthenticated install ubuntu-keyringI ran the first command but not able to run the second or any sudo or apt-get command.

How can i reinstall them?

thnx
 
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LEARN ABOUT LINUX

apt

apt(8)							      System Manager's Manual							    apt(8)

NAME

       apt - Advanced Package Tool

SYNOPSIS

       apt

DESCRIPTION

       APT  is	a management system for software packages. For normal day to day package management there are several frontends available, such as
       aptitude(8) for the command line or synaptic(8) for the X Window System. Some options are only implemented in apt-get(8) though.

SEE ALSO

       apt-cache(8), apt-get(8), apt.conf(5), sources.list(5), apt_preferences(5), apt-secure(8)

DIAGNOSTICS

       apt returns zero on normal operation, decimal 100 on error.

BUGS

       This manpage isn't even started.

       See <http://bugs.debian.org/apt>.  If you wish to report a bug in apt, please see /usr/share/doc/debian/bug-reporting.txt  or  the  report-
       bug(1) command.

AUTHOR

       apt was written by the APT team <apt@packages.debian.org>.

Debian GNU/Linux						   16 June 1998 							    apt(8)