bash commands tutorial

Learning some advance bash commands(Related to network) in bash isn’t a bad idea if you are going to troubleshoot networking problems or you are interested in other network hacks.Although you can do it in ubuntu 10.04(In some older versions too) by using a special tool named Network Tools which allows you to execute these commands …

how to login as root in ubuntu 10.04

By default you can’t login as root in ubuntu 10.04 or other linux distribution due to the security policy of linux.Suppose you have logged in as root in ubuntu and by mistake you did something wrong then your system may be crash.But administrative power is required in some cases such as in installing some programs …

What is sudo in Ubuntu?

In early days it was difficult to manage the permissions for different users in a multiuser operating system that may be a client or server;suppose every user has a power of a superuser or root then any one of them may be misused the system either intentionally(If the user is smart) or ignorantly(If the user …

Learning Bash-Shell Commands-Tutorial-3

1. mv command : It is used for file from one directories to another.You have to first enter the file_name(that you want to move) and then the new location of that file. SYNTAX : mv filename new_location rk10@rk-desktop:~/Desktop/log$ ls passwd.txt rk10@rk-desktop:~/Desktop/log$ cd ../ rk10@rk-desktop:~/Desktop$ cd test rk10@rk-desktop:~/Desktop/test$ ls login.txt  xyz.txt rk10@rk-desktop:~/Desktop/test$ mv login.txt /home/rk10/Desktop/log rk10@rk-desktop:~/Desktop/test$ …