Pi-hole is a network-wide ad blocker that acts as a DNS sinkhole to block ads and tracking on all devices in a network. Pi-hole works at DNS level and can be installed on a small computer such as the Raspberry… Read More »Pi-hole: Add whitelist entries without admin access
Various errors often occur when running or starting Docker containers. These errors can be caused by incorrect configurations, missing dependencies, network problems or faulty Docker images. Here are the most common errors and possible solutions: 1. image not found 2.… Read More »The 10 most common Docker errors with solutions
Sometimes it can happen that the following error message appears when starting the Docker Compose Stack, natively or via Portainer: The error “Failed to deploy a stack: service ‘docker’ refers to undefined volume mnt/docker: invalid compose project” occurs if a… Read More »Docker-Compose: Failed to deploy a stack: service refers to undefined volume – Solution
Calibre Ebook Manager is a versatile, free tool for managing, converting and reading e-books. With Calibre you can organize your e-book collection, convert books into different formats, edit metadata and transfer e-books to different reading devices. In addition to the… Read More »Calibre Web: A practical front-end for eBook management
To get started with the Docker Engine under Ubuntu, you must ensure that the minimum requirements are met. Prerequisites Memory: 512MB RAM (2GB recommended)Hard disk: Sufficient to run the desired Docker containers.CPU: Depends on the applications that are to be… Read More »Install Docker Engine on Ubuntu
The Docker Engine can be installed under Debian with just a few commands. Congratulations to you! You have successfully installed Docker and Docker-Compose on Debian. What is Docker actually? The Docker Engine is an open source tool for creating, managing… Read More »Install Docker Engine on Debian
Docker is a powerful tool for isolating applications in containers and running them platform-independently. When using Docker, it is often important to configure the time zone correctly, especially for time-dependent processes. In this article, you will learn how to use… Read More »Using the TZ time zone specification in Docker: Instructions and available time zones
The PUID and PGID can be relevant for NFS and Docker containers. To determine the PUID (User ID) and PGID (Group ID) of the user under which Docker is running on a Linux system, proceed as follows: 1. find out… Read More »Linux: Find out / display PUID and PGID
In addition to classic VM virtualization, the Proxmox hypervisor also offers so-called LXC containers. LXC are similar to Docker containers. Instead of virtualizing a complete operating system, LXC containers share the kernel with the hypervisor. This has advantages but also… Read More »Proxmox LXC: Privileged vs Unprivileged – The differences
The LXC containers in Proxmox are ideal for hosting applications such as Nextcloud, Plex or Paperless-NGX. These services have one thing in common: they access data that is usually stored on a NAS. You do not want to store the… Read More »Proxmox LXC: Create NFS / CIFS Mount / Mount Folder
