The Linux Compendium
When Linux was originally made public, it lacked many useful applications that the major competitor Windows successfully supported. Linux thus created a compatibility layer, called Wine, which was used to run the Windows applications on Linux itself. Initially, Wine could only run a few Windows applications but now it can support thousands of them; making … Read more
The computer name or the hostname of a system is used to identify your computer or server on a network. This can be a local network (LAN) or the internet. You are asked to set a computer name or hostname when you install your OS and it must be unique to avoid conflicts. Later when … Read more
In a local area network (LAN) environment, computer systems must communicate with each other based on their IP addresses. Learning and retaining these IP addresses, and passing them on when needed, is a tricky business. To avoid such problems, users rename the hostname of their system. The simpler hostnames allow all computer users to coordinate … Read more
The world of Ubuntu welcomes you and it is ready to grant you all the power over your system. However, being a newbie, you might find its Command Line Interface (CLI) a little intimidating. A lot of people find Linux more challenging as an operating system especially when they are coming from the comfort of … Read more
Putty is the most widely used SSH and telnet client for Microsoft Windows operating systems. It is used to remotely access and configure devices such as servers, switches, and routers. Putty, being a free and open-source utility, is also popular among Linux users. Another reason for its popularity is its features which include session management, … Read more
This small tutorial shows two ways of shutting down or rebooting a Debian 10 server or desktop using the terminal. The same commands will work for Debian 11 too. Using shutdown command Open the terminal and execute the following command to shut down the machine, shutdown –poweroff This will shut down the machine. If you … Read more
A PSK, or pre-shared key, is a password made up of a random string of characters while encrypting and decrypting data. As the name implies, both parties engaged in the cryptographic process are aware of the key in advance, as it is required not only for decryption but also for encrypting the data. Hackers can’t … Read more
Linux Command line offers more flexibility and control than GUI. A number of people prefer to use the command line over GUI because it is easier and quicker to use than GUI. Using the command line, it is easier to automate the tasks using one line. In addition, it utilizes fewer resources than GUI. Downloading … Read more
We all know how running a command in the Debian command line, the Terminal, results in the execution of the command and printing of the results, if any, in the Terminal itself. Sometimes, this immediate display of output is not enough, especially if we want to save the output for later use. Fortunately, the Linux … Read more
Eye of Gnome is the default image viewer on RHEL 8 based systems like RockyLinux 8, CentOS 8, and AlmaLinux 8, so it is most likely already installed on your system. However, if it is not installed on your previous CentOS versions, you can easily install it from the main software repository. This image viewer … Read more