Ubuntu automatically assigns an IP address to the network via DHCP (Dynamic Host Configuration Protocol ). It will continue to get such a dynamic IP (keeps changing) address until you decide to change it to (more…)
For a system administrator, monitoring the performance of Ubuntu or any other OS, is very important for day to day activities. Since many performance monitoring tools for linux are available , it is difficult to choose a good and reliable one.
(more…)
There are many GUI applications on Linux that help optimize and compress images while retaining the original quality. In this article we will use two command-line based utilities , jpegoptim and OptiPNG. Let’s get started. (more…)
Ubuntu allows you easily to hide and show folders and files using the file manager. (more…)
Normal users can acquire administrator privileges which is usually held by the root user, via the sudo command. In this short article, you will find an easy way to create a powerful new user who will have sudo (more…)
In this tutorial, you will learn how to use two simple and lightweight command line tools to help you analyze the space usage of your files and folders both on your local machine and on a remote system. Let’s get started. (more…)
Updated on 07/02/2021. This document is intended to support Ubuntu server administrators and aims to help you manage your network using the terminal. (more…)
Currently, if you are a frequent computer user with an Internet connection, it is likely you have a lot of data stored. This is not only a bunch of personal documents or multimedia files but also data related to programs (more…)
Instead of deleting a user account in Ubuntu , it is possible to manually disable it (lock it) or unlock it.
(more…)
On Linux operating system, the messages that are triggered by the kernel, by the system services and by the running applications are written and stored on log files. Different types of information are stored on different log (more…)
