Network

Howto install Skype on a 64bit Ubuntu 9.04

This post describes how to install Skype, the popular VOIP and video conference program on a 64bit Ubuntu 9.04 (Jauty Jackalope) system. # sudo apt-get install ia32-libs lib32asound2 libqt4-core libqt4-gui # wget -O skype-install.deb http://www.skype.com/go/getskype-linux-ubuntu # sudo dpkg -i –force-architecture skype-install.deb The application should now be located under Applications -> Internet -> Skype.

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Linux

Replace RPMforge packages with Redhats own on a RHEL5 system

This post came to life after experiencing some upgrade problems with missing dependencies and RPM packages from RPMforge and Redhat Enterprise Linux Client release 5. The prosess to remove or replace the packages was to remove RPMforge as a package repository and replace the blocking packages with Redhats own packages. The process of replacing RPMforge […]

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Linux

Configure mutt for Zimbra and IMAP

This post describes how to configure the command line e-mail client mutt to use your Zimbra IMAP mailbox. Open the text file .muttrc, located in your home directory. If it does not exist, create it. Add or replace the following lines with your own user ID: set spoolfile=imaps://mail.example.com/Inbox set folder=imaps://mail.example.com/ set imap_user=username@example.com If you would […]

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Security

ufw and IP masquerading

I’ve just upgraded my home server from Ubuntu 8.10 to 9.04 and experienced that my ufw firewall (iptables) would not route traffic from my local network to the Internet. My IP masquerading was not working anymore and since I had not documented the process when I set it up I had to search the Ubuntu […]

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Web

WordPress themes with eval and base64_decode lines

Lately I’ve been downloading and reading myself up on WordPress themes and stumbled upon something curious. Many themes had encrypted code/lines starting with the following code Example 1 eval(base64_decode(‘abcdefgh….’) and other variations like Example 2 eval(gzinflate(str_rot13(base64_decode(‘abcdefgh…’) This made me curious about why would someone make such an effort to obfuscate their code. Personally I would […]

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