System & Network Admin

Podman also has a compose tool that allows you to work with Docker compose like files. Here's all you need to know about it.

In this article, learn how to enable AI-powered document editing on Ubuntu using ONLYOFFICE Desktop Editors and Ollama for a local AI-assistant.

Your new project really could use a block device for Linux. File systems are easy to do with FUSE, but that’s sometimes too high-level. But a block driver can be tough to write and debug, esp…

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I cannot get wifi to work on a fresh nixos install. Hardware: Dell Latitude E7250. Ethernet connection works out-of-the-box. Desktop Env: Budgie configuration.nix (extract) users.users.xa = { isNormalUser = true; description = "xa"; shell = pkgs.fish; extraGroups = [ "networkmanager" "wheel" ]; packages = with pkgs; [ ]; }; nixpkgs.config.allowUnfree = true; networking.networkmanager.enable = true; networking.wireless.enable = false; # The wiki seems to say that...

Replace complex RAG pipelines with a single portable file that gives every agent instant retrieval and long-term memory.

Learn to edit the hosts.allow file on Linux for TCP wrapped services. Discover syntax, rules, and examples for network access control.

An extended version of the access control language is described in the hosts_options(5) document. The extensions are turned on at program build time by building with -DPROCESS_OPTIONS.

An awesome guide for the most useful CLI commands

So, what's "port knocking," and how can you use it to open Linux firewall ports? We'll walk you through all of it---and why you shouldn't use it.

I have been working on a double-entry ledger implementation in PostgreSQL called pgledger, and I wanted to write some example scripts. pgledger is written in SQL and meant to be used from any language or platform where you can call SQL functions, so I wanted the examples to be pure SQL.

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In this article, you learn how to create a Linux VM cluster in Azure using Terraform

I’m going to go ahead and admit it: I really have too many tray icons. You know the ones. They sit on your taskbar, perhaps doing something in the background or, at least, giving you fingerti…

A cost-effective, Linux-based alternative to proprietary NAS devices, OMV is a powerful and flexible way to manage network storage on your own hardware.

Developer Wiaam Suleiman recently released Doom Screen Saver, a lighthearted project that turns Doom into a fully functional Windows screen saver. Everything the tool needs is packed...

Your server or your Mastodon account could go away at any time. If you don’t want to lose your data, you should back it up. Here’s how to do that, and how to restore it later.

If you’re a regular reader of Hackaday, you may have noticed a certain fondness for Meshtastic devices, and the LoRa protocol more generally. LoRa is a great, low-power radio communications s…

Minimalistic graphical terminal web browser using sixels.

Programmers hold to a wide spectrum of positions on software complexity, from the rare command-line purists to the much more common web app developers, and the two extremes rarely meet. One point o…

Our computers can display an astonishing range of symbols. Unicode alone defines more than 150,000 characters, covering everything from mathematical operators and phonetic alphabets to emoji and ob…

This article demonstrates setting up Windows XP on Proxmox VE, including virtual machine configuration, using VirtIO hardware, installation process, obtaining the OS, and dealing with updates and drivers.

Windows 98 in Promox? Yep it can be done and this article, I've gone through what you need to get it setup.

Managing IP addresses efficiently can feel like herding cats, especially when working with complex AWS environments. That’s where Amazon…

Discover how to seamlessly transition from IPv4 to IPv6 in AWS without hassle. This guide covers essential topics like IPv6 subnetting, public and private subnets, and practical examples of DNS64 and NAT64 configurations. Learn to optimize your AWS network architecture, reduce costs associated with IPv4 addresses, and leverage IPv6 for modern IoT and smart device connectivity. Perfect for cloud professionals aiming to enhance their AWS networking skills and stay ahead in the evolving digital landscape.

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