SysAdmin

When a computer runs for a long period of time, applications and operating system features can become unstable. An unstable operating system might have application crashes, hanging applications, or memory leaks. Sometimes even basic system functions become unresponsive.

dig (Domain Information Groper) command is a tool for querying DNS name servers. It is a helpful command for diagnosing DNS problems but is also used to display DNS information. Learn how to use this command by following this article.

Ruby is one of the most popular and versatile programming languages. This tutorial takes you through the step-by-step process of installing Ruby on Ubuntu.

This guide will walk you through several methods for removing old or unwanted software from an Ubuntu system.

Learn how to deploy and set up a Bare Metal Cloud GPU server to run a machine learning environment. Utilize the Intel openAPI library to optimize the machine learning workload, and choose between setting up TensorFlow or PyTorch.

The echo command prints out a text string you provide as the output message. This tutorial covers the echo command syntax and different ways you can use it.

This guide explains how to enable screen sharing on an Ubuntu system and remotely control it from another computer.

RPM is a low-level command utility tool used for installing, removing, upgrading, and verifying RPM packages on Linux-based distributions. Learn how to use the command through easy-to-follow examples.

This article offers two slick methods to rename a column in a MySQL table. Use ALTER TABLE command combined with the RENAME COLUMN clause for a swift resolution. The CHANGE clause offers more options and allows you to micromanage the renaming process.

The file permission feature specifies how much power each user has over a given file or directory. This tutorial explains how to read and change Linux file or directory permissions.