Debian Cheat Sheet

See Also: Package Management

Debian

Upgrades

Snapshots

You can access arbitrary older releases via snapshot.debian.org:

deb     http://snapshot.debian.org/archive/debian/20091004T111800Z/ lenny main
deb-src http://snapshot.debian.org/archive/debian/20091004T111800Z/ lenny main
deb     http://snapshot.debian.org/archive/debian-security/20091004T121501Z/ lenny/updates main
deb-src http://snapshot.debian.org/archive/debian-security/20091004T121501Z/ lenny/updates main

Ubuntu