Used add-apt-repository ppa:mozillateam/firefox-next. Installed Firefox 15. How can I reverse everything and install Firefox 14? [duplicate]
Possible Duplicate: How do I remove a PPA added via command-line? I'm really new to this. Just finished my installation of Linux Mint, and decided to update Firefox. A tutorial told me to ...
I keep adding atleast one repository per day.! I like new stuff and to personalise my Ubuntu. But now evertime I add a repository,the apt cache needs to be updated and its almost a 10-15min update ...