PC Advisor

Comodo Personal Firewall is one of the best firewalls we have tried.

Some of its features include:

• Complete protection from Hackers, Spyware, Trojans and Identity theft
• Host Intrusion Prevention System stops malware from being installed 
• Clean PC Mode registers your current applications then will allow only applications that you approve to be installed on your computer 
• Malware Scan Feature checks your computer for viruses, spyware and trojans before you install Comodo Firewall Pro 
• Free Download. No charges or license fees ever.

For more info and downloads please visit:

http://www.personalfirewall.comodo.com/

Did you ever wish to have multiple operating systems installed in a single machine and switch between them in real-time?

If yes, now you can, with innotek’s free open source virtualization solution called VirtualBox.

You can assign memory,hard disk space and cpu power to multiple virtual machines with multiple operating systems installed. You can turn any machine on and off whenever you like, saving their states.

For more info, downloads and FAQ’s please visit:

http://www.virtualbox.org/

The maximum length of a USB cable is 5m for a high speed device and 3m for a low speed device.

In order to extend this range one can use no more than 5 USB hubs. By using 5 hubs the maximum USB range can be extended to 30m for high speed USB and approx 27m for low speed USB.