Archive for September, 2009

Installing Debian 5

Tuesday, September 15th, 2009

This video tutorial show you how to install Debian 5.0 aka Lenny from netinst CD from downloading ISO image to final x window installation.Debian is a rock solid distribution whose philosophy is true free software. Lenny is the latest stable version available for . First download the netinst CD from http://cdimage.debian.org/debian-cd/5.0.3/i386/iso-cd/debian-503-i386-netinst.iso and the burn it to a CD.

Configuring Bind9 Domain name server on Centos or Red Hat

Monday, September 14th, 2009

In this tutorial I will show you how to set up simple but complete DNS system  on Red Hat or Centos. We, humans, are good at names while computers require IP numbers to communicate. To help us with that DNS comes to our rescue. BIND is open-source software that implements the Domain Name System (DNS) protocols for the Internet. The name BIND stands for “Berkeley Internet Name Domain”, because the software originated at the University of California at Berkeley.

Using ping for network troubleshooting

Saturday, September 12th, 2009

Ping which stands for Packet INetrnet Gropper, is a great utility when it comes to troubleshooting network issues. It is part of iputils package. It sends ICMP “echo request” packets to the target system and listen for “echo response” replies. Ping records the round-trip time and records any packet loss. It prints a summary at [...]

Backing up and restoring MySQL databases and tables

Friday, September 11th, 2009

MySQL is a robust relational database management system. It is used by many web applications around the globe. Most of the open source projects like WordPress and phpBB uses MySQL. Some of the high-traffic sites like Google, Flicker, you tube, Facebook etc also make use of MySQL. In this tutorial, I will describe how to [...]

Installing Grub boot loader

Thursday, September 10th, 2009

Grub stands for GRand Unified Bootloader. When a PC starts, processor executes code stored in flash memory on the motherboard commonly known as BIOS (Basic Input Output System). Bios performs power-on self test (POST) which checks hardware. It then finds the device from which to boot the PC and loads its first sector into memory.

Resetting forgotten root password on Centos/Red Hat

Monday, September 7th, 2009

If you are desperate because you have forgotten root password, don’t be. This tutorial will show you how to reset root.

Linux command line calculator

Friday, September 4th, 2009

Some of the time, we are in need to do some quick calculations while on console or terminal. Here what bc, a command line calculator, comes in handy.

Find and connect to Windows (Samba) shares from Linux

Thursday, September 3rd, 2009

There are times when we have to interact with Windows machines in our environment and we need to access Windows shares from our Linux PC. This guide tells you how to find and connect to Windows shares from your Linux machine.

How to create an ISO image from Linux commandline

Thursday, September 3rd, 2009

mkisofs -J -R -o file_name.iso target_directory

How to remove all empty lines from text

Wednesday, September 2nd, 2009

grep . file_name