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Friday, 6 January 2012

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.

Thursday, 5 January 2012

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.

Saturday, 31 December 2011

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.

Friday, 30 December 2011

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.

Thursday, 29 December 2011

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.
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