Q. I was reading this article and wanted to try out KVM, XEN, VMWare and VirtualBox simultaneously on my desktop system with 2GB RAM? Why I’m not able to use run multiple virtualization technologies simultaneously under Ubuntu Linux? Can a Linux server run multiple virtualization technologies simultaneously?
Q. How do I ping a block of hosts such as 192.168.1.0/24?
Q. How do I redirect my domain name using a php server side scripting under Apache web server?
Q. How do I find out if a string stored in a variable contains a particular substring using PHP? How do I find out (extract) first 5 character of a particular string using Apache and PHP?
Q. How do I administer the printer configured under Linux file and printer server from a web browser?