Setting up your own SMTP and POP3 Mail Server

I used SendMail for SMTP and Qpopper for POP3. Download and install the sendmail package if you don't have it rpm -qa | grep -i sendmail...Read more »

Checking running Kernel support for a module

For instance this example checks for netfilter support zgrep -i netfilter /proc/config.gz CONFIG_NETFILTER=yRead more »

Installing Xen 3.0.3 from source on Ubuntu Edgy

A step by step tutirial for people getting the most out of their PC with Xen virtualization Getting the latest version of Xen mkdir /home/xe...Read more »

Linux Windows Dual Boot without nuking existing MBR

Want to try out a Linux Distribution on your Windows PC without nuking your Windows MBR? Here is how you go about it. Assuming you partition...Read more »

Resolving stack_chk_fail Error

Today I moved to the new version of gcc 4.1.2. When trying to compile Xen, it kept giving me a 'stack_chk_fail' symbol not found err...Read more »

Root Permissions for Linux Live CD

Installing Ubuntu 6.10. Open up a terminal and set your root password first using sudo passwd rootRead more »

Detailed Recursive Directory Listing

Try using the find command find . -maxdepth 4 rather than the overused lsRead more »

Redirect stdout to file and screen simultaneously

./a.out | tee trace.txtRead more »

connecting to SSH server passwordless

If you have to connect to an SSH server frequently or you want to make a shell script using ssh, you might want to consider connecting to i...Read more »