SysAdmin

Etcher is a popular, user-friendly image flasher, which uses .iso and .img files to create bootable USB drives and SD cards. This tutorial shows you how to install Etcher on Ubuntu.

This article shows you numerous ways to test network speed in Linux via CLI. Learn how to install and use 9 online tools to test internet speed from the command prompt window,

Hostname is a unique identifier of a computer on a network. This tutorial details ways in which you can change your Ubuntu 20.04 machine's hostname, using command line or GUI.

When a remote repository moves to another host or a team member stops working on a project, the related git remote pointer may not be needed anymore. This tutorial shows you how to remove a git remote from your machine.

All Linux distributions come with a predefined kernel. However, they are usually outdated. Follow this step-by-step guide to learn how to build a Linux kernel from scratch.

NFS is a Linux file sharing system, allowing users to view, store, share or update files on remote computers. This tutorial covers simple steps to install and set up NFS on your network.

Redis is an open-source solution for data storage, most often used as a database, cache storage, or a message broker. This tutorial covers different ways to install, configure, and uninstall Redis on Mac.

A CentOS 8 machine can be turned into a hypervisor by installing KVM (short for "Kernel-based Virtual Machine"). This virtualization technology gives users the ability to run multiple virtual machines in isolated environments.

Apache Hive is a data warehousing tool used to perform queries and analyze structured data in Apache Hadoop. Use this clear-cut tutorial to learn how to create tables in Hive.

Cron jobs are a built-in Linux utility that allow you to automate and schedule recurring tasks. We go over different ways you can schedule jobs to run at system boot.