SysAdmin

VIM, known as the programmer’s editor, is highly configurable and customizable. Also, it allows syntax highlighting is a great tool when it comes to editing. In this tutorial, we learn how to install VIM editor on the Ubuntu operating system.

The split command breaks files into smaller parts. Read this tutorial to learn how to use the Linux split command.

The sed command is one of the oldest and most useful command-line tools for text transformation. Learn how to utilize the most commonly used feature of sed: finding and replacing a string in a file.

This tutorial shows how to use the Bash shell in Linux to compare two strings in different ways. See examples for each comparison and create example scripts.

PATH is an environmental variable that shows Linux where to search for executables. Read this guide and learn how to add a directory to PATH.

The Bash shell holds custom information in hidden files such as .bashrc and .bash_profile. But what's the difference between the two? Find out when to use which file in this guide.

Vim (Vi IMproved) is a well-known, open-source text editor for Linux or Unix systems. It is a powerful and stable tool for editing and writing text, both in the command-line interface and as an independent application in a GUI. Take the first step by learning some of the basic commands and building up from there. Follow this guide and learn how to open, save and exit a file in Vi/Vim.

The gawk command is a powerful text-processing and data-manipulating tool. Read this guide to learn how to use gawk.

Git stash is a way of storing unfinished work locally, without having to commit the changes. This tutorial shows how to create and use Git stash.

PowerDNS is a flexible open source DNS server. This guide outlines the setup of PowerDNS with a MariaDB backend, the PowerDNS Admin web interface and how to link the API.