Ubuntu 9.10 installation by default enables the IPv6 and if you are having performance problems with Firefox it is quite likely that it can be solved by disabling IPv6. You can disable IPv6 at Firefox level or kernel level. For the necessary step here is a nice article you can follow. support

Couple of weeks ago I switched from svn to git. I am still trying find my way out and I have seen that being able to see your branch name as part of your command prompt saves you from a lot of confusion. You can do it by modifying your ~/.bashrc file. After quick search [...]

I have decided on using GIT as repository for my projects. I need to move my existing svn repositories to GIT. git-svn is the tool I used for my migration. There is an Ubuntu package with same name. sudo apt-get install git-svn Usage is very simple. You create a local copy of your svn project/repository. [...]

There is new version of rubygems how can upgrade my current installation? You can use the following command for that. alis@advance-17:~$ sudo gem update –system Updating RubyGems Updating rubygems-update Successfully installed rubygems-update-1.3.5 Updating RubyGems to 1.3.5 Installing RubyGems 1.3.5 RubyGems 1.3.5 installed RubyGems installed the following executables: /usr/bin/gem1.8

If you followed our article series over Ideal Virtualization Solution Using Ubuntu, you suppose to have an up and running KVM based Virtualization Host. Now we will start with actual work. We will start to build and out-roll virtual appliances. Our first appliance will be the repository server. This machine will act like a proxy [...]

For connecting to my KVM machines I am using virt-viewer (Virtual Machine Viewer). To be able to use this application you need to install virt-viewer on your client machine and if your host is running virtlib you can easily open up VNC connections.

virsh is a command line management interface for your virtual machines. Using this program you can manage your local or remove virtual machines. virsh application comes with several commands and options, but for your day to day work you will be using small set of them.

There is a special feature supported by Spamassassin named the GTUBE (Global Test for Unsolicited Bulk Email). It consists of a rule which recognizes the 68-bytes string which is sent in the email’s body. If the email goes through spamassassin, it will be detected as spam. To test, send an email to a specific address, [...]

Recently I have installed a mail server with the ClamAV (free anti-virus toolkit for UNIX). It is easy to test if the mail server is working. We can test it by sending and receiving emails. But what about the viruses? How can I test if the ClamAV is working properly? How can check if it [...]

At our previous article ”Installing Ubuntu KVM Virtualization Host” we have installed a Virtualization Host. Actually standard installation already made some network configurations for us. As you can see below our virtualization host has a bridge network virbr0. This bridge network will be used by our virtual machines and they will receive an IP number from [...]