Recent Articles

All Stages of Linux Booting Process Explained

This article describes the linux booting process in detail, such as the steps involved, which scripts are run, which configuration files are read and their order, since the time of turning on the system till getting the login prompt. Although this article projects a general view of booting a Linux system,  some configuration files and commands can […]

May 16, 2011 | By
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How To Uninstall / Remove Tomcat From Linux Server

Apache Tomcat or simply Tomcat (formerly it was also known as Jakarta Tomcat) is an open source web server and servlet container developed by the Apache Software Foundation (ASF). Tomcat can be installed on CentOS/Redhat machine either using yum or from the source file. However, in this article, we will see, how we can uninstall/remove tomcat […]

May 16, 2011 | By
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How To Start / Stop Daemons In Linux

What is a Daemon? A 'daemon' (or you may call it a service) is a program designed to run in the background without the user's control. Daemons are a type of process recognized by a system whose parent process is init with PID 1. For all UNIX and Linux distributions, by default, init starts as the first process […]

May 16, 2011 | By
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38 Basic Linux Commands To Learn With Examples

Linux based Operating Systems are very powerful but their true power lies in the command line. There is a lot that you can do with the help of commands but can't otherwise (using GUI). In this article, we will find out about basic Linux commands that are used most frequently. Now, let's start from the […]

May 16, 2011 | By
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Rpmforge Repo : How To Install And Set Yum Priority

How to Install Rpmforge? Linux distributions namely CentOS and RHEL 5 use yum repositories for the management of software. Yum adds a new repository which is then used as a source to install binary software. Yum repository is configured using /etc/yum.conf file. Configuration also requires additional files which are read from the directories set by […]

May 16, 2011 | By
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How To Delete / Clear Linux Comand Line History With Examples

You may want to clear the history file and the screen for security reasons. Some Linux distributions may clear the screen when you logout but others do not. Many programs read input as a single line at a time. The GNU history library is able to keep track of those lines, associate arbitrary data with […]

May 15, 2011 | By
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Linux YUM Repositories Configuration / Add More Repositories

This article will show you how to set up repositories in YUM (Yellodog Updater Modified), the default package manager for Red Hat based Linux distributions. We will also discuss what the repositories are and why we need to set them up. Dependencies among packages Software packages in Linux often depend upon other packages to run […]

May 15, 2011 | By
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Examples : Binding Multiple IP to One Interface In Linux

Linux can be deployed as a very powerful web server. Sometimes, you may require to host multiple web sites on it. Hosting multiple sites on a single server is achieved through virtual hosting. For virtual hosting, multiple instances of the web server are run. The web service needs a specific port (80) to run and if there […]

May 14, 2011 | By
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Examples To List / Install / Remove / Configure Linux Kernel Module

Linux is a monolithic kernel. A monolithic kernel is a kernel architecture in which all the services of process management, filesystem management, I/O and device management run in the kernel space, i.e. the kernel is responsible for handling these services. So these are loaded into memory with the kernel, at the time of booting up. With […]

May 14, 2011 | By
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Enhanced Free Ping Utility In Linux - Sing Tool

Ping is a great utility to check the network connections and troubleshoot the network related problems. It uses ICMP (Internet Connection Message Protocol) packets to check if a system is up and running. But you cannot do much with ping command. SING (Send ICMP Nasty Garbage) tool is like PING, with certain enhancements over ping. […]

May 14, 2011 | By
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How to Create Symbolic Link for Files and Folders in Linux

Symbolic link or soft link is a special type of file that contains a reference, which points to another file or directory. It is supported on almost all Linux distributions. Although it points to their target, they operate independently of their targets. We can create links for both files and directories. Removing symbolic link doesn't […]

May 13, 2011 | By
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How To Remove Symbolic Link in Linux With Example

Symbolic links or Soft links work like pointers to another file. Note that there is only one copy of the actual file on the hard disk and in this way you can save valuable hard disk space by simply creating a link to it. Deleting a symbolic link is the same as removing a real […]

May 13, 2011 | By
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Difference Between Soft Link And Hard Link In Linux With Examples

Hard Link acts like a mirror copy of the original file. These links share the same inodes. Changes made to the original or hard linked file will reflect in the other. When you delete Hard Link nothing will happen to the other file. Hard links can't cross file systems. Soft Link is an actual link to […]

May 13, 2011 | By
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Commands Check Linux OS is 64 / 32 bit and CPU 64 / 32 Bit

You will need to use the 'uname' command to check the system information including kernel version and whether kernel is 32 bit or 64 bit. In order to check if the CPU is 32 or 64 bit, you need to run the less /proc/cpuinfo command. More commands and details are given below: How to tell if linux (kernel) […]

May 13, 2011 | By
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