Undeletion means restoring files which have been deleted from Linux ext3 file system using rm command. Deleted files can be recovered on ext3 or ext4 file systems using the debugfs program. This quick tutorial describes how to recover a file that was recently deleted using nothing but standard Linux command line utilities.

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Create Custom URL Shortener For WordPress Based Blog In a Five Minutes

You can create URL redirection service for your blog within five minutes using nothing but web server’s mod_redirect module. For example, when you type or share a url io9.in/t/5159 you will be automatically redirected to http://www.cyberciti.biz/tips/my-10-unix-command-line-mistakes.html. In this quick post I will explain how to create url shortener and integrate your wordpress based blog without installing any new scripts.

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FAQ Updates: May/03/2012

Our FAQ section has been updated. Here are latest howtos:

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Linus Torvalds Wins Millennium Technology Prize

Linus Torbalds
The Millennium Technology Prize is the largest technology prize in the world and it is awarded once every two years by Technology Academy Finland. The Awarded is given for life-enhancing technological innovation. Linux kernel creator Linus Torvalds and Dr. Shinya Yamanaka won the Millennium Technology Prize, the prominent award for technological innovation for 2012.

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20 Examples: Make Sure Unix / Linux Configuration Files Are Free From Syntax Errors

In Linux and UNIX in general, services are configured using various text files,in the /etc/ directory trees. A typical server system could have dozens of configuration files. It is important that you check the validity of the configuration file. In some cases it is possible to to check the sanity of the special data (such as keys) or directories (such as /var/lib/cache/). Text files are easier to manage remotely. You can use ssh and a text editor. If there is an error in configuration, server may not start. This may result into a disaster. In this article I will explains howto find out a syntax error for popular servers and test configuration file for syntax errors.

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Is My Mac Computer Infected With The Flashback Trojan?

The Flashback Trojan, is a trojan horse affecting personal computer systems running Apple Mac OS X. More than half a million Apple computers have been infected with the Flashback Trojan.

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HowTo: Wake Up Computers Using Linux Command [ Wake-on-LAN ( WOL ) ]

Wake-on-LAN (WOL) is an Ethernet networking standard that allows a server to be turned on by a network message. You need to send ‘magic packets’ to wake-on-lan enabled ethernet adapters and motherboards, in order to switch on the called systems. Make sure you connect the NIC (eth0 or eth1) with the motherboard, and enable the WOL function in the BIOS. This is a quick guide to enable WOL under RHEL / Fedora / CentOS / Debian / Ubuntu Linux.

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