In this guide, I will show you how to find your IP address (private IP address and public IP address) on Ubuntu Linux. I will also cover the steps for an IP location lookup to get IP location of my ipaddress, this will also show my isp. The same steps will work on other Linux ... Read more
Though Cinnamon comes with a settings tool you can not yet customize it to the fullest. This is because it still is under heavy development and it is even not yet recommended to create super-creative themes, since it is likely that functions will be altered or added in the near future. Nevertheless, I have searched ... Read more
Deepin is an advanced screenshot tool, I use it personally on my Ubuntu system. It takes screenshots easily and it also includes drawing tools to enhance the images. This tutorial shows you how to install and use Deepin on Ubuntu 20.04. But they should work on the upcoming Ubuntu 22.04 as well. Prerequisites to Install ... Read more
The ISPConfig update script is an easy way to update an ISPConfig 3 installation. If you want to make a manual backup of ISPConfig, see the instructions at the end of the article. This tutorial applies to ISPConfig 3.0, ISPConfig 3.1, and also ISPConfig 3.2. To update ISPConfig 3, log in as root user on ... Read more
The following article describes the steps that need to be taken to debug ISPConfig 3 server scripts. This procedure applies to all ISPConfig 3 versions incl. ISPConfig 3.1 and ISPConfig 3.2. Enable the debug Loglevel in ISPConfig Login to the ISPConfig interface and set the log level to Debug under System > System > Server ... Read more
Resetting your system's root password may be a necessary step if you have forgotten it or have bought a used computer that you don't want to set up a new one. Doing so without any installation medium saves you a blank CD and a bit of time. To start, restart your computer and get to ... Read more
Grub's default boot option is stored within a config file found on the partition where your Master Boot Record is located (if you had it installed previously, there may also be grub.cfg files on other partitions, but these won't affect boot sequence). Its direct path is /boot/grub/grub.cfg and it has to be opened as root, ... Read more
Linux user quotas can be edited with the commands edquota or setquota on the shell. While edquota opens the quota settings in an editor like vim, setquota allows you to specify the quota settings on the command line. Example for disabling the quota for the user "testuser": setquota -u testuser 0 0 0 0 -a ... Read more
More and more internet access providers are closing port 25 to reduce spam except for connections to their own mail servers. If you run your own email server and have problems connecting to it on port 25, you can enable port 465 (SMTPS) in postfix as a workaround. Edit the /etc/postfix/master.cf file: nano /etc/postfix/master.cf and ... Read more
In my research on Unity issues, I've observed that several users see nothing on the desktop after logging in (no sidebar, no top bar... nothing), just the background image. Even worse, when you press Alt+Ctrl+T, the terminal window doesn't show up either. Fortunately, I've found a few solutions to this problem as well, which I'll ... Read more