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yum command

Yum Command Check and Apply Only Security Updates

How do I only lists and/or updates to be limited using security relevant criteria when I run the yum command under CentOS / RHEL based server system?
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I‘m getting the following error when I run mysql -u root -p

Can’t connect to local MySQL server through socket ‘/var/lib/mysql/mysql.sock’ (2)

How do I solve this problem under CentOS / RHEL / Red Hat Enterprise Linux server 5.x or 6.x?
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CentOS / RHEL: Install and Configure phpMyAdmin Administration Of MySQL Database Server

How do I install phpMyAdmin to handle the administration of MySQL database server over the World Wide Web under Fedora / Scientific / CentOS / RHEL / Red Hat Enterprise Linux 6.x server systems? How do I install and securely configure phpMyAdmin on a CentOS 6.x / RHEL 6.x server?
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Upgrading Red Hat Enterprise Linux From Version 6.2 to 6.3

Red Hat Enterprise Linux v6.3 has been released and available via RHN for immediate update. How do I upgrade my RHEL from 6.2 to the latest 6.3 version?
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CentOS / RHEL CacheFS: Speed Up Network File System (NFS) File Access

We are using NFS v4 server under RHEL 6.x+. How do I configure CacheFS for NFS under Red Hat Enterprise Linux or CentOS to speed up file access and reduce load on our NFS server?
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HowTo: Unix / Linux Remove (Delete) OpenSSH Server

I‘m new to Linux and my boss told me to remove ssh server as we don’t need to provide the remote login and file transfer capabilities of SSH. How do I disable and remove OpenSSH server?
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HowTo: Install ssh In Linux

How do I install ssh under Linux operating systems?
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Linux / Unix: Colored Man Pages With less Command

How do I see colored man pages with standard Unix or Linux less command without installing most paging program for Unix / Linux like oses?
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Unix / Linux: Display Color Man Pages

How do I add a bit of color to my man pages under Linux / FreeBSD / Apple OS X / Unix like operating systems?
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CentOS / RHEL / Scientific Linux 6 Enable & Install EPEL Repo

Extra Packages for Enterprise Linux (or EPEL) is a Fedora Special Interest Group that creates, maintains, and manages a high quality set of additional packages for Enterprise Linux, including, but not limited to, Red Hat Enterprise Linux (RHEL),CentOS and Scientific Linux (SL). How do I enable it under CentOS 6 or RHLE 6 server?
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