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How To: Update Your Ubuntu GNU/Linux sources.list the Geeky Way

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http://www.humans-enabled.com – Here's my geeky tip for updating your /etc/apt/sources.list on Ubuntu GNU/Linux.This tip is especially useful around April/October when the new Ubuntu releases are freed into the wild and the main servers are very busy.I know what you're saying: This can easily be done from the  Ubuntu Software Center via the edit > sources menu. Yes, this is true, but now that's not a very geeky (or terminal-fast) thing to do, now is it? Besides, I like it better when I can initiate the sources update myself with sudo apt-get update, vs. having the software centre do it on exit.To change your sources (HowTos)

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Submitted by qq124 on 06/28/2012 – Made popular on 06/28/2012

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Ubuntu Sources List Generator 3 years 18 weeks ago

The Ubuntu sources.list generator, is a web application that can create custom sources.list files for various version of Ubuntu. The sources.list file tells the packaging system where it can look for software to install. The generator can add many additional sources, including those for proprietary software.  

W: failed to fetch 34 weeks 1 day ago

Go to Ubuntu Software Center. Edit > Software Sources Change the server from the default value to some other value. Click Close. You'd need to enter your password. Run sudo apt-get update to check.

Enable the universe repo:

open the Software center. Click on edit and then software sources to open the software sources window.

i am trying to update Ubuntu via terminal, but it gives the error message as bellow

E: Malformed line 1 in source list /etc/apt/sources.list.d/google.list (dist parse) E: The list of sources could not be read.

my Ubuntu software center could be the problem?

I'm trying to install java jre, i usually do it like this

sudo echo 'deb http://www.duinsoft.nl/pkg debs all' >> /etc/apt/sources.list sudo apt-key adv --keyserver keys.gnupg.net --recv-keys 5CB26B26 sudo apt-get update sudo apt-get install update-sun-jre exit

but when i do

sudo echo 'deb http://www.duinsoft.nl/pkg debs all' >> /etc/apt/sources.list

i see

permission denied:

I am trying to update/add a repository.

Whenever I try to install any software using terminal or by entering sudo apt-get update, the result is:

E: Malformed line 56 in source list /etc/apt/sources.list (dist parse) E: The list of sources could not be read.

When I want to change the mirror I am using for updates, I can open the Software Centre, and go to Edit->Software Sources, and from there select another server.

This then goes through my /etc/apt/sources.list file, and replaces all the instances of the old mirror URL, with the new mirror URL.

If, however, I want to do this on the command line (perhaps I'm not running X, or I'm connecting over ss

For anyone (with an invite) wishing to test the Ubuntu One client under CrunchBang 9.04.01, here are some quick and dirty instructions for getting it running:1. Open your APT sources file with the following terminal command:gksudo leafpad /etc/apt/sources.listadd the following line, save and exit:deb http://ppa.launchpad.net/ubuntuone/beta/ubuntu jaunty main2.

I'm using Ubuntu 12.10 and I would like to install additional drivers, but as the title says, it's not possible to start the Software Sources GUI. The Menu Entry in the Ubuntu Software-Center Edit > Software Sources is disabled and not clickable:

Can anybody tell me how I can start that Software-Sources dialogue?

Hope anybody can help... Clemens