How to disable MySQL replication on master/master andmaster/slave setups

The following guide shows how to disable and remove mysql replication from two or more mysql servers. These steps can be used for master/slave and master/master mysql setups. The following SQL commands have to be be executed in phpmyadmin or with the mysql commandline program. It is just important that you are logged in as ... Read more

Setting up email routing to gmail / google apps via ISPConfig 3

The following guide describes the steps to add DNS records that route emails from a domain managed in ISPConfig 3 to google apps / gmail. The guide assumes that you have already setup the dns zone for your domain in ispconfig. Login to ISPConfig, click on the DNS module icon in the upper navigation bar, ... Read more

Install WICD network manager on Linux Ubuntu/Mint

It may occur that by default your computer won't connect to wireless networks after starting up the system. A way to solve this might be to install the WICD network manager which is available in the Ubuntu repositories. Just fire up Synaptic Package Manager and search for WICD. During installation, you will be asked to ... Read more

Uninstall VirtualBox Guest Additions on Ubuntu and Windows 7

Ubuntu: To uninstall VirtualBox Guest Additions on Ubuntu and similar operating systems, mount the virtual disk again that you used to install them - to do that, click on the Devices menu on the virtual machines top menu bar and select Install Guest Additions. If you get a pop-up about auto-start procedures just cancel it. ... Read more

Convert Linux deb and rpm packages into the respectively other format with alien

Sometimes you are forced to compile packages from source because they are not present in your current distribution's package format, which can be really annoying. While this is the safer option, there is also a quicker alternative, which is converting existing packages into the one you need with alien. sudo apt-get install alien Before you ... Read more

Set lightdm wallpaper that is independant of the user’s wallpaper (Ubuntu/Linux Mint)

Using lightdm, the wallpaper that is shown is usually the one used by the selected user. If you want to change this or just set a static wallpaper for your login screen, there are a few possibilities to do that. 1. Method The first one is to make your wallpaper inaccessible to others, letting lightdm ... Read more