Install latest OpenOffice in RHEL | CENTOS | Fedora 32 Bit and 64 Bit

In Fedora you will get this on from your installation source dvd. But RHEL / CNETOS 5 and 6 you won't be getting this, so you will need to download this and install. The Open-Office packages are different for 32 bit and 64 bit versions.

Google Chrome in RHEL 6 | CENTOS 6

Installing Google Chrome on RHEL 6 / CENTOS 6 is very easy. Just you should download the rpm package from google and just install. The interesting fact is that it will install normally without requiring you to install dependencies.

For 32 | 64 bit versions of RHEL / CENTOS / Fedora / Debian / Ubuntu click here.

Creating Swap space in Linux / RHEL / CENTOS / Fedora

Creating Swap space

As mentioned before, a swap space can be a partition or a file with pre-allocated space.

Swap Space in Linux / RHEL / CENTOS / Fedora

What is a Swap space?

• Swap space is harddisk space that extends system RAM.

Swap space or virtual memory is hard disk space that acts as an extension of system RAM. Of course, due to the relative differential in data access on RAM versus hard disk, we prefer not to use swap space if it can be avoided. Nonetheless, it is vital to the proper functioning of a typical Linux system that some swap space  be made available.

Password protect GRUB / Lock Single User Mode In Linux / RHEL / CENTOS

The primary reasons for password protecting a Linux boot loader are as follows:

1. Preventing Access to Single User Mode — If attackers can boot the system into single user mode, they are logged in automatically as root without being prompted for the root password.

Rescue Linux Installation in RHEL / CENTOS / Fedora

Rescuing a Linux system is an easier task. There are several aspects of rescuing a Linux system.
 
Here we are going to see how to rescue an installed Linux system when the GRUB is deleted.

Enter Single user mode in Linux / RHEL / CENTOS / Fedora

If you are using GRUB bootloader

• Select the particular kernel to boot in (use up and down arrows in the GRUB splash screen)
• Now you will find an option "press a to append..". So press the key "a".
• Now press the space key to add at the bottom of that line.
• Append the word the "s" or "single" to the end of the kernel line.
• Press Enter

Change / Hack the Root password in Linux / RHEL / CENTOS / Fedora

Forgot root password

Suppose you want to get into a Linux system. You know nothing about the existing user's or their passwords. You have no idea about these things. Then what will you do??
The only thing you know that the user root exists. So we must find a way to get the root's password.

Enabling EPEL repo in RHEL / CENTOS

EPEL - Extra Packages for Enterprise Linux.

What is Extra Packages for Enterprise Linux (or EPEL)?
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).
EPEL packages are usually based on their Fedora counterparts and will never conflict with or replace packages in the base Enterprise Linux distributions. EPEL uses much of the same infrastructure as Fedora, including buildsystem, bugzilla instance, updates manager, mirror manager and more.

Install Adobe (Acrobat PDF) Reader on Fedora 15/14, CentOS/ Redhat (RHEL) 5.6/6

 Adobe Acrobat is a family of application software developed by Adobe Systems to view, create, manipulate, print and manage files in Portable Document Format (PDF). All members of the family, except Adobe Reader (formerly Acrobat Reader), are commercial software; Adobe Reader however, is available as freeware and can be downloaded from Adobe's web site. Adobe Reader enables users to view and print PDF files but has negligible PDF creation capabilities.