Oracle VM VirtualBox is an open source virtualization software that you can install on various x86 systems. You can install Oracle VM Virtualbox on top of Windows, Linux, Mac, or Solaris. Once you install the virtualbox, you can create virtual machines that can be used to run guest operating systems like Windows, Linux, Solaris, etc. [...] Read More: How to Install Oracle VM VirtualBox and Create a Virtual Machine

These are the 5 new Perl 5.10 features that you might find helpful. 1. Say it instead of Print The major difference between say and print is, say prints a newline at the end by default. So, when you use “say”, you don’t need to give the “\n” at the end. Both of the following [...] Read More: 5 New Perl 5.10 Features – Say, State, ~~, Defined OR

There are times when you might want to profile your program on parameters like: Time taken by program in user mode Time taken by program in kernel mode Average memory usage by the program etc On Linux we have a utility ‘time’ that is designed specifically for this purpose. The utility ‘time’ takes a program [...] Read More: Linux Time Command Examples

This article explains various command line options that are available for the nagios command. 1. Start Nagios Daemon Using nagios -d Typically you would execute “service nagios start” to start the Nagios daemon, which really calls the /etc/rc.d/init.d/nagios script. You’ll see the following line inside the /etc/rc.d/init.d/nagios script for the Nagios startup: $NagiosBin -d $NagiosCfgFile [...] Read More: 6 Nagios Command Line Options Explained with Examples

Question: I’ve been playing around with Linux desktop distro for a while. But, I’m very new to networking. Can you explain me in simple terms about what is an ip address and give me an example? Answer: When someone mails you a postal letter, you get it. How? Because it has an address that uniquely [...] Read More: What is an IP Address? IPv4 and IPv6 Address Examples

Several countries provides a unique identification number (for example, social security number in the USA) to the people who live in that country. This makes it easier to identify an individual uniquely. This makes it easier to handle all the paper work necessary for an individual by various government agencies and financial institutions. Similar to the social security number, [...] Read More: Understand UNIX / Linux Inodes Basics with Examples

Suppose ‘A’ and ‘B’ are very good friends and ‘A’ shares all his secrets with ‘B’. Now if a guy ‘C’ comes in and fakes as if he is ‘B’. Can you imagine what could happen? Yes, ‘A’ could tell all his secrets to ‘C’ and ‘C’ could misuse it. In a layman’s language, this [...] Read More: TCP/IP Attacks – ARP Cache Poisoning Fundamentals Explained

Seluruh manusia mempunyai selera jam tangan yang tidak sama, bagi yang tertarik sama jam tangan g shock original anda dapat mencarinya di sini. Mereka jual g shock berbagai jenis mulai dari G 7900, GX dan MUDMAN series dengan barang baru serta cara pemesanan yang cepat untuk seluruh produk.

If you are interested in writing Linux system programming, you should learn all the basic library/system calls. This article has an example C program that covers a set of system calls that will help you understand the usage of these basic library calls. The example C code given below does the following: Automatically opens up [...] Read More: 13 Basic Linux System Calls Explained using a Fun Linux Virus Program

Happy New Year to all TGS readers. We wish you and your family a happy and prosperous new year. Last year was an awesome year for me personally. We had our 2nd daughter. Both our daughters (Diya and Neha) bring so much joy and happiness every day in our family, I feel truely blessed. With [...] Read More: Happy New Year 2012 — From Geek and the Dolls