sudo command

Security Alert: Ubuntu Linux kernel vulnerabilities

by on June 20, 2008 · 0 comments

Multiple buffer overflows were discovered in the Ubuntu Linux kernel and can be corrected by upgrading your system to latest kernel version.

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Linux: Monitor Hard Disks Temperature With hddtemp

by on October 8, 2007 · 28 comments

There is a nice utility to monitor hard drive temperature. Most modern x86 computer hard disk comes with S.M.A.R.T (Self-Monitoring, Analysis, and Reporting Technology). It is a monitoring system for computer hard disks to detect and report on various indicators of reliability, in the hope of anticipating failures.

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Convert pixmaps file into a Windows .ico file to create a favicon.ico file with GIMP

by on October 8, 2007 · 2 comments

Favorites icon (favicon) file is placed in a web server root directory. It is a page icon or associated with a particular website. For example when you visit our site you see favicon in the browser’s URL bar, next to the site’s name. Also it appears next to the site’s name in lists of bookmarks, [...]

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HowTo: Linux Check IDE / SATA Hard Disk Transfer Speed

by on October 7, 2007 · 27 comments

So how do you find out how fast is your hard disk under Linux? Is it running at SATA I (150 MB/s) or SATA II (300 MB/s) speed without opening computer case or chassis?

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Howto: Ubuntu Linux convert DHCP network configuration to static IP configuration

by on September 13, 2006 · 79 comments

My friend wanted to know how to change or convert DHCP network configuration to static configuration. After initial installation, he wanted to change network settings. Further, his system is w/o GUI system aka X Windows. Here is quick way to accomplish the same: Your main network configuration file is /etc/network/interfaces Desired new sample settings: => [...]

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How to: Allow Any User To Shutdown a Linux Server

by on February 23, 2006 · 9 comments

You need to use the sudo command to grant a permission to other users to shutdown your server. The sudo command allows a permitted user to execute a command as the superuser or another user, as specified in the /etc/sudoers file. Login as a root user and type the visudo command to edit the sudoers file.

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How Do I Run a Firewall Script As Soon As eth0 Interface Brings Up?

by on September 26, 2005 · 4 comments

I use ADSL at home via ISP modem. As soon as my eth0 comes up I would like to have my firewall script get executed and setup the iptables firewall rules for me.

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