Sometimes you need a dedicated Linux user account—just for SSH tunneling. No password logins, no full shell access, just a secure way to access internal services like MySQL, PostgreSQL, or even web dashboards via SSH key authentication. In this article, we’ll walk through setting up a user called userexample on Debian 12, which can be… Continue reading
If you’re looking to run Focalboard on a Linux server without Docker, this guide is for you. We’ll install Focalboard on Debian 12, run it as a service using systemd, and place it in a custom directory: /var/app/service/focalboard-server. All steps use the Linux user: userexample:userexample 1. Install Dependencies 2. Create the Installation Directory 3. Download… Continue reading
Be honest, Postman’s gotten too big. Between team workspaces, cloud syncs, and pricing tiers, sometimes you just want a simple, no-nonsense API testing tool you can run yourself. That’s where YAade (Yet Another API Development Environment) quietly shines. And the best part? You can run it in under 2 minutes on your own Debian server…. Continue reading
Hey there! If you’re looking to set up Kimai 2—the awesome open-source time-tracking tool—on your Debian 12 server, you’re in the right place. We’ll keep things casual and walk through each step like you’re having a chat over coffee. By the end, your Kimai instance will be up and running with PHP 8.2, Nginx, and… Continue reading
If you’re using GitHub Copilot in Visual Studio Code on Windows, you may have noticed that the default terminal is PowerShell (PS). While that works fine for many developers, I personally find it a bit unfamiliar, especially when I’m more used to working in a Linux environment like Debian or Ubuntu. Common commands like ls,… Continue reading
In managing VoIP-based communication systems, especially with ISSABEL or Asterisk, understanding the structure of system-generated files can greatly streamline operations and troubleshooting. One area often overlooked is the naming convention of call recording files. Consider the following filename: force-0821XXXX8663-3201-20250327-092517-1743042317.12206.wav At a glance, this might appear as a random string, but it encapsulates critical metadata that… Continue reading
Opening database access directly over the internet is not recommended for security reasons. Instead, we can use SSH tunneling to securely connect to various databases such as MySQL, MariaDB, PostgreSQL, MongoDB, and Redis. This guide will show you how to create a dedicated SSH user that authenticates only with an RSA key and use it… Continue reading
Introduction K6 is a powerful self-hosted load testing tool that can be run in Docker and configured to simulate API requests, including authentication, POST requests, and JSON payloads. This guide provides a step-by-step tutorial on setting up K6 using Docker Compose and gradually moving from a simple request to a more complex Postman-like simulation. Step… Continue reading
When setting up Debian 12 on Hyper-V, one common issue is that the static IP reverts to dynamic after a reboot. Despite configuring a static IP, the system continues to obtain a dynamic address via DHCP. After extensive troubleshooting, I found the solution to ensure Debian 12 retains its static IP permanently. Why Does the… Continue reading
MongoDB is a super flexible NoSQL database, and if you’re running it on Debian 12 (Bookworm), setting up Master-Slave (Primary-Secondary) replication can help with scaling and data redundancy. This guide will take you through installing, running, and configuring MongoDB 8 for a master-slave setup. Prerequisites Step 1: Install MongoDB 8 on Debian 12 1.1. Update… Continue reading