Rayhan’s blog (raynux.com)

Bash shell script is very popular and widely used in Unix world for command automation and task scheduling using cron. Sometime it is very important to know the status of these scripts to make sure that they are working exactly the way you want and if any script fails you can take prompt actions. Use [...]

Iptables is the default and powerful firewall that works on almost all Linux version including Ubuntu and Fedora. Here I have listed some important commands and a short description of each command for quick help. It can help people who already know little Iptables. manage chain: # iptables -N new_chain // create a chain # [...]

This is my first python script, Throughout the learning process I want to make something use full and I know that the best way to learn a new programming language is to start with some real project. Updating your social networking status is now a frequent job. To make this job easier there are lots [...]

Mac4Lin is a great project which brings mac user interface to linux desktop. Yesterday I installed Mac4Lin on my laptop running ubuntu intrepid idex. Installation needs some advance configuration which is not suitable for newbie right now even I couldn’t install screenlets desktop widget. But still it’s cool and I am really impressed with the [...]

I have created a bash script file to install almost all necessary softwares to run and work on a Ubuntu box. I have tried this script in Ubuntu 8.04 Hardy Heron and Ubuntu 8.10 Intrepid Ibex. Softwares I have placed in this script covers PHP-MySQL development and desktop applications for graphics, multimedia, to Internet applications. [...]

Running linux with windows in dual boot mode is not hassle free at all. Specially if you reinstall or repair windows, your linux system will disappear. As a newbie you may stop using linux or reinstall it again instead of solving the problem. In this article I will share my experience on how to recover [...]

I receives lots of call from my friends to help them fixing mp3 problem in fedora. Some of them already have internet connection to their fedora box. Here is a single command what can solve the problem if you have internet connection. # yum -y install gstreamer* This command will automatically find, download and install [...]

This is how I connect to internet from fedora box using my motorola L6 GPRS modem. I use this procedure with Teletalk connection. After a fresh fedora installation I enter the following command in the shell. This command creates a wvdial configuration file for my modem. # wvdialconf /etc/wvdial.conf Now I need to modify some [...]