$ ll /etc/apt/sources.list.d/ total 124K drwxr-xr-x 2 root root 4.0K Mar 3 13:11 ./ drwxr-xr-x 6 root root 4.0K Mar 3 13:10 ../ -rw-r--r-- 1 root root 138 Mar 3 13:00 atareao-sunflower-precise.list -rw-r--r-- 1 root root 138 Mar 3 13:00 atareao-sunflower-precise.list.save -rw-r--r-- 1 root root 45 Mar 3 13:00 docker.list -rw-r--r-- 1 root root 45 Mar 3 13:00 docker.list.save -rw-r--r-- 1 root root 144 Mar 3 13:00 elementary.list -rw-r--r-- 1 root root 144 Mar 3 13:00 elementary.list.save -rw-r--r-- 1 root root 87 Mar 3 13:00 git_12.10_Seveas.list -rw-r--r-- 1 root root 87 Mar 3 13:00 git_12.10_Seveas.list.save -rw-r--r-- 1 root root 76 Mar 3 13:00 jockey.list -rw-r--r-- 1 root root 76 Mar 3 13:00 jockey.list.save -rw-r--r-- 1 root root 134 Mar 3 13:00 libreoffice-ppa-precise.list -rw-r--r-- 1 root root 134 Mar 3 13:00 libreoffice-ppa-precise.list.save -rw-r--r-- 1 root root 134 Mar 3 13:00 nesthib-weechat-precise.list -rw-r--r-- 1 root root 134 Mar 3 13:00 nesthib-weechat-precise.list.save -rw-r--r-- 1 root root 152 Mar 3 13:00 patches.list -rw-r--r-- 1 root root 152 Mar 3 13:00 patches.list.save -rw-r--r-- 1 root root 45 Mar 3 13:00 playonlinux.list -rw-r--r-- 1 root root 45 Mar 3 13:00 playonlinux.list.save -rw-r--r-- 1 root root 148 Mar 3 13:00 plowsharepackagers-ppa-precise.list -rw-r--r-- 1 root root 148 Mar 3 13:00 plowsharepackagers-ppa-precise.list.save -rw-r--r-- 1 root root 140 Mar 3 13:00 skunk-pepper-flash-precise.list -rw-r--r-- 1 root root 140 Mar 3 13:00 skunk-pepper-flash-precise.list.save -rw-r--r-- 1 root root 148 Mar 3 13:00 steam.list -rw-r--r-- 1 root root 54 Feb 7 08:01 steam.list.dpkg-old -rw-r--r-- 1 root root 148 Mar 3 13:00 steam.list.save -rw-r--r-- 1 root root 156 Mar 3 13:00 versable-elementary-update-precise.list -rw-r--r-- 1 root root 156 Mar 3 13:00 versable-elementary-update-precise.list.save -rw-r--r-- 1 root root 78 Mar 3 13:00 virtualbox.list -rw-r--r-- 1 root root 78 Mar 3 13:00 virtualbox.list.save