how to drop default postgresql database from command line

sudo -u <user-name> dropdb <database-name>

Ubuntu tip: how to find uuid for your devices

A lot of the times , I need to find the UUID for my devices while running Ubuntu 7.10 linux on my box.
I found this  article very useful !

Ubuntu tip: how to move your existing /home to a new partition

Recently, I added a new partition to my ubuntu (7.10 -64bit version) box and wanted to move my /home partition to  this new partition.
That way, I could reformat my main partition and still get to keep /home partition intact. I came across this article which proved very helpful !