SysAdmin

You can activate line numbering in Vim by showing absolute, relative or hybrid lines. Displaying or hiding line numbers can be done in a couple of simple steps.

Working with files is part of everyday tasks in programming. This tutorial teaches you elementary file handling in Python.

The printf command produces formatted text outputs in the terminal. This tutorial shows how to use the printf command to print and format a variable output in Linux.

The Bash read command reads a user's input or a file descriptor and allows splitting into different fields. Learn how to utilize the command in this guide.

The Apache Tomcat is a web server that allows you to run Java code. This guide shows how to install and set up the Tomcat server on Windows.

Apache Maven is a project management tool for developing Java applications. This tutorial shows you how to install Maven on Windows.

If you want to experience the new Windows 11 before you decide to use it as your daily driver, install it inside a virtual machine. This tutorial will show you how to create a Windows 11 virtual machine using Microsoft Hyper-V virtual machine software.

The Jenkins Home directory contains Jenkins deployment logs, cloned repositories, and configurations. This tutorial shows you how to change the location of the Jenkins Home directory.

Maintaining the database user list is essential from a security aspect. Learn how to delete users from a Postgres database in this guide.

This article explains the difference between two Red Hat-based Linux package managers - RPM and YUM. See the key differences to help you decide which one to use.