In this post how to replace and remove one or more lines in a file using sed command with example.

Continue Reading

If you may get an error when you install packages in your system like, Ubuntu, CentOS, Fedora, Debian and so on.

Continue Reading

Sometimes it is useful to change the current shell for any users. chsh command can help you to manage your login shell.

Continue Reading

You may get an error when starting ssh on terminal, touch: cannot touch `'/var/lock/subsys/sshd': No space left on device

Continue Reading