When working with Docker to build scalable applications, networking and service configuration are critical components. Over the course of our exploration, we’ve touched on a variety of topics, starting with creating a docker-compose.yaml template, understanding network modes like bridge and host, and configuring services like MySQL. This article captures the complete journey to demystify Docker’s… Continue reading
Mattermost is a powerful open-source collaboration tool that can be deployed in various ways, including using Docker for easy setup and management. This tutorial will guide you through setting up Mattermost on Debian 12 using Docker, with an external PostgreSQL database configured in host network mode and without setting up Nginx. Prerequisites Before proceeding, ensure… Continue reading
Continuing from our previous article on setting up Docker and running Docker Compose on Debian 12 Bookworm, let’s dive deeper into understanding where Docker stores its image files and how to customize the storage directory for better management. Default Docker Image Storage Location on Debian 12 By default, Docker stores all its data, including images,… Continue reading
Resizing a Linode Volume Disk on Debian 12: A Step-by-Step Tutorial If you’re using Linode Volume Disk, the name is “/mnt/disk-rdbms-slave-x51n61-data”,config as “/dev/sdc” and need to resize it from 20GB to 30GB without transferring data to another disk, this guide will walk you through the entire process. It covers resizing the volume, checking and repairing… Continue reading
Invoice Ninja is a popular open-source platform for managing invoices, clients, and payments. However, due to their frequent release cycle, installation can sometimes be challenging. This guide provides a step-by-step working method to install Invoice Ninja on a self-hosted Debian 12 Bookworm system. Before you start, ensure you have MariaDB, NGINX, and PHP 8.2 installed… Continue reading
Changing the hostname in Debian 12 is a straightforward process, but it’s essential to ensure all steps are done correctly to avoid network or system configuration issues. This guide will walk you through both temporary and permanent hostname changes. 1. Check the Current Hostname Before making any changes, you might want to see the current… Continue reading
If you’re using Debian 12 and need to run or develop applications built with .NET Core 3.1, you can easily set up the runtime and SDK environments using Snap. Here’s a step-by-step guide to get you started: Step 1: Install Snap Snap is a package management system that makes it easy to install and manage… Continue reading
To add the user myuser to the sudoers group and configure it so that the user doesn’t get prompted for a password when executing sudo commands, follow these steps: 1. Add devel to the sudo group Run the following command as a user with administrative privileges (or root): This adds the myuser user to the… Continue reading
Here’s how to mount Linode S3-compatible Object Storage on Debian 12 (Bookworm), put the access key and secret on /var/app/secret/ and assign it to the user exampleuser. Here’s how to mount Linode S3-compatible Object Storage on Debian 12 (Bookworm) and assign it to the user exampleuser: 1. Install Prerequisites Update your system and install s3fs:… Continue reading
Backups are essential for ensuring data security. In this guide, I will walk you through setting up Restic, a fast and secure backup tool, to work with Wasabi S3-compatible storage on Debian 12 Bullseye. This tutorial uses the Wasabi region Osaka (ap-northeast-2) and a bucket named bucket-osaka-sandbox. We will organize backups using subdirectories and tags… Continue reading