How do I count words using grep command under Linux / Unix like operating systems?
am a new Unix (OS X to be specific) user. How do I show line number while displaying the output using the grep command on Linux or Unix-like operating systems? How can I show matched lines together with their line numbers on my Terminal?
How do I delete OR remove a single file from within a tar ball under Unix / Linux like operating systems?
How do I delete old yum repositories and configuration files under RHEL 5 or CentOS Linux server?
I’ve edited /etc/ssh/sshd_config to change the port number:
However, I’m getting an error as follows:
sshd: error: Bind to port 1255 on 192.168.1.100 failed: Permission denied
How do I change default OpenSSH port number from 22 to 1255 under RedHat Enterprise Linux server version 6 and SELinux?
I‘m a new Linux system administrator and wanted to perform software installation and maintenance. I’ve downloaded a file called awstats.i386.rpm and how do I install it under CentOS / RHEL / Suse / Fedora / Redhat Linux?
How do I stop a process under Ubuntu Linux using command line and GUI tools?