Q. How do I upgrade my Linux kernel version under Ubuntu Linux 7.04 / 7.10? A. You can use any one of the following method: (a) Command Line Tools – apt-get (b) GUI tool apt-get command – Upgrade Linux Kernel Open terminal and type the following commands: $ sudo apt-get update Now search kernel version: [...]
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Q. How do I configure lighttpd web server as virtual host for serving multiple web site from a single public IP address (name-based virtual hosting)? A. Virtual hosting is a method that servers such as webservers use to host more than one domain name on the same server, sometimes on the same IP address. There [...]
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Q. I’d like to find out if httpd / mysqld or sshd process is running or not under CentOS Linux server. How do I determine whether a process is running or not? A. You need to use following commands: [a] ps – It report a snapshot of the current processes [b] grep – Filter out [...]
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Q. How do I find out my IP address assigned to eth0 or ra0 interface using perl? A. If you need to know the IP address of the UNIX / Linux machine you are running on, use the following perl one liner. Perl don’t have any inbuilt facility but combination of ifconfig command ans shell [...]
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