How to Check and Install Updates On CentOS and RHEL
Installing updates for software packages or the kernel itself, is a highly recommended and beneficial task for system administrators; more
Get Codebender IDE Editor: Lifetime Subscription
Arduino is a popular, open-source electronics platform based on easily operated hardware and software, aimed at promoting interactive projects. Codebender
How to Install Group of Packages Using Yum on CentOS and RHEL
On CentOS/RHEL, you can either install packages individually or install multiple packages in a single operation in a group. Package
4 Ways to Watch or Monitor Log Files in Real Time
How can I see the content of a log file in real time in Linux? Well there are a lot
Get Certified Oracle Database Administrator Bundle: Lifetime Access
A database administrators (DBA) is an IT professional who uses specialized software such as Oracle database, an object-relational database management
How to Run Shell Scripts with Sudo Command in Linux
sudo is a powerful command line tool that enables a “permitted user” to run a command as another user (the
Understanding Shared Libraries in Linux
In programming, a library is an assortment of pre-compiled pieces of code that can be reused in a program. Libraries
The Linux Lifetime Mastery Bundle Course
Computer programming has become one of the most in-demand skills for IT professionals. But it all starts with a basic
Initial Server Setup with Ubuntu 20.04 / 18.04 and 16.04
This tutorial will guide you on the first basic steps you need to configure on a new installed Ubuntu server
How to Enable, Disable and Install Yum Plug-ins
YUM plug-ins are small programs that extend and improve the overall performance of the package manager. A few of them
Initial Server Setup and Configurations on RHEL 7
In this tutorial we’ll discuss the first configuration steps you need to take care of after a fresh installation of
How to Fix “firewall-cmd: command not found” Error in RHEL/CentOS 7
firewall-cmd is a command line front-end for firewalld (firewalld daemon), a dynamic firewall management tool with D-Bus interface. It supports