Saturday, June 23, 2018
INTRODUCTION: The vi editor (visual editor) is a screen editor which is available on the almost all Unix systems. Once you have learned vi, you will find that it is a fast and it is the powerful editor. vi has...
Grep Command: The grep command, which means a global regular expression print, it remains amongst the most versatile commands in a Linux terminal environment. String : A string is a contiguous sequence of values, such as a character string and a binary digit...
The  Pico (Pine composer) is a text editor for the Unix and Unix-based computer systems. This has been designed by the Office of the Computing and Communications at the University of Washington and combined with the Pine e-mail client. This...
A system administrator should know who is on the system at any particular time. We can find the list of users currently logged in the system and their geographical locations through SSH command easily.Command to list currently logged-in users : The...
Grep  Comment: Sometimes we need to search for a word in the location of a given file or in a certain directory. In such cases grep command is used to accomplish the status. 'Grep' is the frequently used Unix or Linux command in...