SysAdmin

The chown command changes user ownership of a file, directory, or link in Linux. This tutorial shows how to execute the Linux chown command to control who can modify file contents.

Save time and effort by managing different database systems with a single tool. Find out how to set up SQL Workbench to connect to a PostgreSQL database. Use SQL Workbench to migrate data between your databases without the need to use several concurring interfaces.

This article explains how to install the tmux utility on Linux and customize its appearance and features using the tmux.conf file.

Need to check your Java version? Use one of these three methods to find the Java version installed on your system (Ubuntu, CentOS, or Debian).

Vim allows you to delete entire lines, words or characters using various Vim commands. Learn the most practical way to remove text by following this practical guide.

The default way of updating an Ubuntu system is via Software Updater, a graphical interface app. However using a terminal application to update Ubuntu via CLI is also possible. This article teaches you to update Ubuntu from the terminal.

This article lists essential tmux commands organized into logical sections and offers a comprehensive downloadable cheat sheet in PDF format.

Docker is a virtual container management platform that speeds up and improves application development and deployment. This tutorial shows how to install Docker on Debian, using the OS repositories, the official Docker repository, or DEB packages.

This tutorial presents three different methods for installing GCC on Windows. GCC is an open-source compiler system that supports multiple programming languages.

WSL enables users to run Ubuntu and other Linux instances on Windows machines, without creating separate VMs or dual booting. This article shows how to upgrade an Ubuntu 22.04 LTS to the newer 24.04 release.