April, 2009
How to get command help in Linux
If you need to know about a command, ask for the “man” page. For example, to find out about the ls command, type $ man ls LS(1) System General Commands Manual LS(1) NAME ls – list directory contents SYNOPSIS ls [-ACFLRSTWacdfgiklnoqrstux1] [file ...] DESCRIPTION For each operand that names a file of a type other [...]
How to check the positioning of a site on Google from the command line
The calculation of the ranking of a site on Google is for an expert SEO ‘operation of fundamental importance in their activities for the optimization of websites. Think of manually calculating and verifying placement on search engines is quite difficult and laborious, which is why literally depopulated networking tools that promise to pay to automate [...]
How to Use find Command in Linux
One command that is very flexible is find. With find, you can search not only based on filenames, you can also use other identifiers like GUI and UID, timestamps and file types. Here are some examples of find commands: This command will find all files in /home directory with .doc as extension and was modified [...]
How to Hide Files Inside An Image in Linux
Get an image file and an archive of the files that you want to hide. In this example, I have cat beer_and_cig.jpg and hideme.zip file. The zip file contains an MP3 song that I have stored inside the archive. To create the archive-image file, run this command: cat beer_and_cig.jpg hideme.zip > ucantseeme.jpg What this does [...]
Why copy software illegally if you can get it for free?
However, for most people, let’s be honest, illegally copied software is very common. Copying Adobe Photoshop instead of buying it probably doesn’t let you have nightmares. But are you really confident that you won’t ever have trouble for that? Not so sure, huh… Software makers are progressing and finding more and more ways to track [...]
How to Promote your software
All small scale software companies are struggling to promote there software on a sluggish economy .They normally doestnot have money for marketing there software. Our internet is very vast and its the main medium for them to promote and sell there products. If you look at the open directories we can see that there are [...]
How to Move files between machines in Linux
rsync When you need to have a directory on one machine mirrored on another machine, use rsync. It compares all the files in a directory subtree and copies over any that have changed to the mirrored directory on the other machine. For example, here is how you could “pull” all logs files from livebox.jguru.com to [...]
How to Install Webmin on Ubuntu
sudo apt-get install libnet-ssleay-perl openssl libauthen-pam-perl libio-pty-perl libmd5-perl Download Webmin: wget http://prdownloads.sourceforge.net/webadmin/webmin_1.350_all.debIf this does not work, there is probably a newer version of Webmin. Get the link to the latest *.deb file from the Webmin site. Install it: sudo dpkg -i webmin_1.350_all.deb You will get the following output: Webmin install complete. You can now login [...]
How to record your Skype calls on Linux
Skype Call Recorder is an open source tool that allows you to record your Skype calls on Linux. Current features include: Record calls to MP3, Ogg Vorbis or WAV files Automatic and manual recording Configure automatic recording on per-caller basis Split stereo recording Completely free, unlimited and open source, released under the GNU GPL For [...]
Number of Conficker.c-Infected PCs Much Bigger than Thought
There are several estimations on the number of computers the Conficker.c worm infected since it was unleashed into the World Wide Web, but the number of infected machines might be way bigger than previously thought.  According to Internet infrastructure provider OpenDNS, more than 500,000 of its users were infected by the malware worm. The [...]
MIT Researchers Develop Virus Batteries
Researchers at the Massachusetts Institute of Technology managed to turn the concept of a battery that runs with the use of a virus into reality. The findings of the project are detailed online in the April 2 issue of the journal Science. Â The project finally accomplished its goal after five years of research and [...]
How to Restore the iPhone
Follow the procedure given here carefully, to restore your phone’s settings. First, ensure you’ve installed the latest version of iTunes. Important: Restoring will erase all the data, media on the iPhone, make sure you backup all the important data before proceeding.  Open iTunes, and then connect your iPhone to your computer. After a few [...]