How to change hostname in linux?

While installing ubuntu 9.10 i set a long hostname and it is hard to keep track of it while connecting from other machines. Please help how to change hostname?

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2 years 13 weeks ago

hostname
linux

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Answer

Open terminal by going to Applications->Accessories->Terminal

Enter the following
$ hostname
(this will show your current hostname)

To change, type

$ hostname -b newhostname

for example $ hostname -b my-ubuntu-desktop