F.A.Q

In Linux, working through the terminal is often the most efficient way to manage systems, view logs, or interact with files. One command that every user — beginner or experienced — should know is less. The less command is a terminal pager used to view the content of text files one screen at a time. […]

GitLab is a powerful open-source DevOps platform used for managing Git repositories, CI/CD pipelines, code reviews, and more. It’s widely adopted by developers and teams to streamline software development and deployment. In this guide, you’ll learn how to install GitLab on an Ubuntu server. Prerequisites Before you begin, make sure you have the following: A […]

How to Find a Specific File by Content in Linux Whether you’re auditing source code, debugging config issues, or searching logs, Linux offers powerful tools to search files by their content—not just by name. With the right command-line utilities, you can find exact strings, patterns, or even multiline matches across thousands of files in seconds. […]

Creating a Custom Cron Job on Linux Automating routine tasks is essential in any robust system administration or web development workflow. Cron jobs provide a powerful, time-based job scheduler in Unix-like operating systems, allowing you to run scripts or commands automatically at scheduled intervals.  What Is a Cron Job? A cron job is a scheduled […]

Nginx is a high-performance web server commonly used for serving websites, reverse proxying, and load balancing. Whether you’re updating configuration files or applying security patches, you’ll often need to reload or restart Nginx. This guide explains the difference between reloading and restarting, and how to perform each action safely on a virtual server or private […]

Using pushd and popd Commands in Linux Navigating through complex directory structures in a Linux terminal can become time-consuming, especially during system administration or scripting tasks. While cd (change directory) is the go-to command for directory navigation, it lacks the ability to manage a directory stack — a feature that pushd and popd bring to […]

PostgreSQL is known as one of the most powerful and reliable open-source relational databases available today. It powers applications ranging from small analytics tools to global-scale platforms.When paired with a Virtual Private Server , PostgreSQL becomes more than just a database — it becomes a fully customizable engine for data-driven applications.This setup is ideal for […]

Mattermost is a powerful open-source messaging platform designed as a self-hosted alternative to Slack and Microsoft Teams. It provides full data control, robust collaboration tools, and is ideal for organizations focused on privacy and scalability. This guide covers the full installation of Mattermost on an Ubuntu 20.04/22.04 server. Prerequisites Before starting, make sure you have: […]

Using SSH keys is one of the most secure and efficient ways to connect to a VPS. Instead of entering a password every time, you can authenticate using a private/public key pair. In this guide, we’ll walk you through uploading your SSH public key to an existing VPS to enable secure, passwordless login. Prerequisites Before […]

How to Install Django on a Hosting Server: A Step-by-Step Guide Django is a high-level Python web framework that encourages rapid development and clean, pragmatic design. Whether you’re launching a small website or a full-fledged web application, deploying Django on a hosting server is a critical step. In this guide, we’ll walk through the process […]