Category: Linux

November 20, 2013

Sed Multiple Patterns Matching And Replace

Sed is a beautiful tool for text replacements and extraction using regex and pattern matching. While working on a project...

September 5, 2013

If staroffice installation fails to start with below error the please make sure you have disabled the selinux. To do...

August 13, 2013

The top program offers a convenient interface in which you can monitor current process activity and also perform some basic...

August 8, 2013

Uniq is a command used to find out the unique lines from the given input (stdin or from filename as...

August 5, 2013

Search based on file name or regular expression match The -name argument specifies a matching string for the filename. We...

April 28, 2013

We had a requirement where we had to automate the ssh key transfer as part of a large scale tasks...

January 20, 2013

grep Basics There are two ways to employ grep. The first examines files as follows: grep regexp filename grep searches...

January 13, 2013

netstat command, a tool for tracking network connections (among other things) in your system. It is, without a doubt, one...

January 13, 2013

Now that host A has two interfaces (192.168.1.15 and 192.168.2.1) in addition to the loopback interface (127.0.0.1), we can observe...

January 13, 2013

/etc/fstab is a configuration file that mount can use. This file contains a list of all partitions known to the...