No system is invulnerable to hacker or virus attacks, but it is true that Linux is more secure than other operating systems such as Windows. One of the reasons is the lower market share of this. And another, the operation of Linux itself is more secure, for example, a special privilege system makes that only […]
8 best antivirus for Linux Read More »
It is the name of any computer system that is connected to a network. Hostname allows the computer to be uniquely identified over a network. It can be accessed without using a particular IP address. By default, the hostname of a system is configured during the installation of OS, but you can always change it. Today,
How to change Hostname in Ubuntu 22.04 Read More »
Wine (originally an acronym for “Wine Is Not an Emulator”) is an execution layer that allows applications developed for Windows to run on Linux, macOS, & BSD. So you come from Windows and you need an application that is not available for Linux, Wine is for you. Wine translates Windows API calls into POSIX calls
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According to DNF’s GitHub profile “Dandified YUM (DNF) is the next upcoming major version of YUM. It does package management using RPM, libsolv and hawkey libraries. For metadata handling and package downloads, it uses librepo. To process and effectively handle the comps data it uses libcomps.” In short, it is a YUM-based package manager that
Mastering DNF: A Comprehensive Guide to the Dandified YUM Package Manager in Linux Read More »
Among this spectrum of programming languages, one recently received mentions are Julia. Although more than a decade older, many still consider Julia new. It was developed in 2010 by Stefan Karpinski, Jeff Bezanson, and Viral B. Shah. Julia is an advanced, high-performance, dynamic programming language that is designed for technical computing. It comes with syntax
How to Install Julia Programming Language on Ubuntu 22.04 Read More »
Everything is considered a file in Linux. There are regular files, directories, symbolic links, and other types of files. You create a directory to manage files. The multilevel directory structure is common in Linux. You will find a big directory structure like /home/il/my_files/imp/abc.txt. The question here is, how to get an absolute file path in
How to get absolute File Path in Linux Read More »
SonarQube is a source code analyzer that supports many languages. It has a web interface that you can access from a modern web browser to use it. Fortunately, SonarQube is open source and has integration with Jenkins or Azure for a more fluid DevOps process. The source code can be integrated via GitHub or GitLab
How to install SonarQube on Ubuntu 22.04 Read More »
The speed of response on a server is a task that is always subject to have an importance within the responsibilities of a sysadmin. To help with response times, I will show you how to enable BBR on Ubuntu 22.04. I will also explain what it is and what advantage it brings. Introduction to BBR
How to Improve your server by enabling BBR on Ubuntu 22.04 Read More »
SELinux is a Linux security module that works because of access control lists. It defines how different users can and cannot read, write, update, remove, or otherwise change different resources, and how administrators manage those differences. Nowadays, many modern distributions such as Ubuntu 22.04 include AppArmor which is like an alternative to SELinux. The catch
How to Install SELinux on Ubuntu 22.04 Read More »
Although it is common to use SSH, it is not so well known to many users what is the SSH keys generation on Ubuntu | Debian. That is why today you will learn how to do it, and you will realize how simple it is. An SSH key is one of two files used in
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