How to check the progress of the dd process

Check the progress of the dd process.


How to determine current run-level using Linux

To print current run-level execute:

$ who -r
run-level 3  2012-01-17 17:06

To print previous and current run-level execute:

$ sudo runlevel
N 3

How to install *.deb package in Ubuntu?

If you downloaded *.deb package and wonder how to install it then just look at the snippet posted below.

How to exclude package from update on CentOS

Exclude package from an update on CentOS operating system.

How to get rid of slow CentOS mirrors on update

Get rid of slow CentOS mirrors on update.

Which Ubuntu release are you using?

The easiest way to check Ubuntu release is to use lsb_release command.