caddy
Caddy is a modern web server that is often used as a reverse proxy in Docker environments. It is lightweight, fast, and supports automatic HTTPS out of the box. When combined with Docker and Portainer, Caddy can be a clean alternative to Nginx or Nginx Proxy Manager — but only if
Linux
Monitoring network interface traffic on Linux is one of those tasks that looks simple until something goes wrong. Sudden bandwidth spikes, unexplained packet loss, throttling by a VPS provider, or a container silently saturating the NIC can quickly turn into an outage. When you are under pressure, you do not
General
If you already have a local project with real code and need to push it to GitLab—but no repository exists yet—this guide walks you through the correct, clean, and production-safe workflow. This article is written for developers, DevOps engineers, and homelab users who want a reliable Git workflow,
Linux
If you run VPN software, WireGuard, OpenVPN, or any tunneling-based network service on Linux, you will eventually encounter this error: Cannot open TUN/TAP dev /dev/net/tun: Operation not permitted This message commonly appears on VPS servers, inside Docker containers, or in Proxmox LXC environments. It usually shows up
cryptocurrency
5 Best Hardware Crypto Wallets for 2026: Real-World Review & Practical Security Guide 2026 is shaping up to be the most important year for cold storage since hardware wallets were invented. With rising AI-generated phishing, improved malware, and several high-profile exchange failures in recent years, self-custody has finally become mainstream.
Video
H.264 is widely supported and great for 1080p. H.265 offers better compression—ideal for 4K. Use these bitrate ranges as a starting point. Adjust for motion, frame rate, HDR, and playback device. Whether you’re encoding videos for YouTube, archiving, or streaming, understanding how H.264 (AVC) and
General
If you’re looking for an efficient way to manage and organize your bookmarks, Linkwarden is the perfect solution. This open-source, self-hosted bookmark manager helps you save, categorize, and access your favorite links with ease. In this guide, we’ll show you how to install Linkwarden on Portainer, a powerful
Linux
If you’re looking to install iptables and remove UFW (Uncomplicated Firewall) on Ubuntu 24.04.1 LTS, you’re in the right place. Whether you need advanced firewall configuration or simply want to switch from UFW to iptables for greater control, this guide will walk you through the entire
Linux
In this article, we will guide you on how to install Nextcloud on a Proxmox container running Ubuntu 24.01. Nextcloud is an excellent open-source platform for managing files, calendars, contacts, and more. Installing it on a Proxmox container running Ubuntu 24.01 is a straightforward process. This guide will
Domain Name System (DNS) resolver speed plays a crucial role in determining the responsiveness of your internet browsing experience. A slow DNS can lead to delays in website loading, even if your internet connection is fast. In this article, we’ll show you how to test DNS resolver speed using
Introduction to Git Git is a powerful distributed version control system that enables developers to track code changes, collaborate with others, and manage project versions efficiently. Whether you’re a beginner or an experienced coder, mastering Git can significantly improve your productivity. Here is the ultimate Git cheat sheet to
In today’s fast-paced IT environment, automation is essential for managing complex infrastructures efficiently. By adopting the right automation tools, IT teams can reduce manual work, minimize errors, and enhance scalability. Here, we’ll explore the top five tools for automating IT infrastructure, examining their key features, benefits, and ideal
Introduction Squashing commits in GitLab can help streamline your commit history, making it easier to manage and more readable. This guide will show you how to squash all commits in a GitLab repository. Whether you are preparing for a pull request or simply cleaning up your commit history, this guide
Are you setting up GitLab CE on Docker and need to change the root password? Updating your root password is crucial for maintaining the security of your GitLab instance. This comprehensive guide will walk you through the process of changing the root password in a new GitLab installation on Docker
Install QEMU Guest Agent on Ubuntu for Seamless Virtual Machine Operations If you’re using Proxmox VE to manage virtual machines running Ubuntu or Debian, you’ll want to consider installing the QEMU Guest Agent. This lightweight software component offers a range of benefits, including: * Improved system monitoring and management:
Rancher is a powerful open-source container management platform that simplifies the deployment and orchestration of containers. In this step-by-step guide, we will walk you through the process of Install Rancher on Ubuntu 22.04, ensuring a smooth and efficient setup for your containerized workloads. Prerequisites Before diving into the installation
Un this article you will learn how to fix problem when Proxmox Cloned VM Has Same IP. In the realm of virtualization, Proxmox stands out as a robust and versatile solution for managing virtual machines (VMs). However, one common challenge users encounter is the issue of cloned VMs inheriting the
The action camera market is a fierce battleground, with titans like GoPro dominating the landscape. But challenger Insta360 has been making waves with its innovative 360-degree offerings. Now, they’re entering the traditional action camera fray with the Insta360 Ace Pro. Packing a punch with 8K video, FlowState stabilization, and
DJI’s Mini series has carved a niche for itself in the drone world, offering ultra-portable aerial photography options without sacrificing quality. The latest iteration, the DJI Mini 4 Pro, builds on this legacy, packing a powerful punch despite its sub-250g weight. In this DJI Mini 4 Pro review, we’
Attempting to SSH into a Linux server using an OpenSSH-generated key may result in the error: “Unable to use key file “id_rsa” (OpenSSH SSH-2 private key (new format)” This failure occurs due to Putty’s lack of support for OpenSSH keys; instead, Putty uses its proprietary format. In this
The conventional method of logging into an SSH server involves entering a password, which can be cumbersome and, in some cases, less secure. In this article, we’ll explore the process of SSH Login Without Password on Linux, providing a streamlined and secure alternative. In this article, we will set
