configuring apt/installing local files

[Mateusz Drożdżyński]

Hi,

Remove the line that you added to your sources.list and run:
sudo apt-get update
to make sure you got rid of it.

If you want to install .deb file, run:
sudo dpkg -i /path/to/file.deb

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Pozdrawiam,
Mateusz Drożdżyński