In this tutorial, we will learn about how to Fix Error Package rpm has no installation candidate. Ubuntu primarily uses the Debian package management system and the native package manager is “dpkg”. However, if you have a specific need to use “rpm” on Ubuntu to query packages, you can install the “rpm” package manager. This … Read more
In this tutorial, we will learn about How to resolve the error “Another app is currently holding the yum lock; waiting for it to exit”. This issue is encountered by users on CentOS, RHEL, and other RPM-based Linux distributions. The error indicates that a process involving the package manager Yum is already in progress, and … Read more
In this tutorial, we will learn about How to install R on Rocky Linux using step by step guide. The “R” is a programming language which is widely used for statistical computing and graphics. This tutorial focuses on installing the R package on Rocky Linux 8 and 9. We will first learn about what is … Read more
In this tutorial, we will learn about How to install EPEL Repository in Rocky Linux. Rocky Linux is a Linux distribution that comes with strong community support. In Rocky Linux, to enhance the software ecosystem, the EPEL (Extra Packages for Enterprise Linux) repository becomes invaluable. The EPEL repository provides a collection of additional high-quality packages … Read more
In this tutorial, we will learn about how to test port connectivity in Linux using all possible ways. In Linux, sometimes you must have faced the issue where you try to reach a service running on certain port but the connectivity fails. There could be many possible reason for this like port is not enabled, … Read more
In this tutorial, we will learn about how to install Sublime Text 4 on AlmaLinux 8 using 4 easy steps.. Sublime Text software is a well-known lightweight source code editor. It was initially released in 2008 and written in Python and C++ programming languages. Most developers prefer to use this editor due to its good … Read more
In this tutorial, we will learn about ACL Mask in Linux (Access Control Lists Mask) using step by step guide. The ACL mask serves as a maximum effective permission setting for users, groups, or named entities in a file’s Access Control List (ACL). It is called as mask because it overrides the permissions granted by … Read more
In this tutorial, we will learn about mastering bash concatenate strings in Linux using 10 best examples. In bash scripting, string concatenation is one of the useful and important operation which is implemented in many use cases. For example, suppose you have written a bash script which expect multiple inputs from user during runtime. When … Read more
In this tutorial, we will learn about how to reset root user password in MariaDB database system. When we install the MariaDB first time in the system, it does not require password to login to the database as root user. But this is never recommended in production. We always create new users each having its … Read more
In this tutorial, we will learn about how to create database in MariaDB using step by step guide. Those who comes from database background already known that MariaDB uses SQL for database operations. SQL stands for Structured Query Language which is used to access and manipulate databases. SQL commands are categorized into 5 broader categories. … Read more