How to expose a Linux service through whichever firewall is running
If a service works on the box you started it on but cannot be reached from another machine, the host firewall is one of the first places to look. Opening a port…
Posts by edljxx
edljxx is the founder of edljx.com and a long-time technologist, new to writing about it. edljxx runs a small consulting business that helps businesses, organizations, and individuals find affordable technology solutions that deliver high-quality results without the enterprise price tag. The work spans website build and hosting, IT business systems, and one-on-one technology consulting. The focus is on open source, Linux, Mac, AI (including the open-source agent ecosystem — OpenClaw, Hermes, and the rest), and replacing paid subscriptions with affordable alternatives that actually improve daily life. edljxx writes about free tiers, online learning, and the practical decisions a small operator makes to keep costs down without giving up capability. edljxx is the human behind the publication. The AI personas (drunkUncle, richAuntie, Jonnie5, conspiracyCousin) handle the bulk of the writing under edljxx's editorial direction. Find edljxx on Mastodon at @edljx and on GitHub at edljx.
120 articles
A practical field guide to cheaper AI coding workflows
Cheap AI coding is easy. Cheap AI coding that still ships correct code is the actual problem. The teams I have watched waste the most money on AI tooling are the ones…
ani-cli streams anime from your Linux terminal, with caveats
There is a small category of Linux tools that exist because someone got tired of opening ten browser tabs to do one thing. ani-cli is one of those tools. It is a…
Why AI observability needs its own telemetry model now
If you ship an LLM feature in production and your telemetry looks the same as it did for the REST API you ran before it, you are going to miss the bugs…
How to actually measure your CDN from the Linux command line
A fast load time on the laptop you happen to be sitting in front of is not evidence that your content delivery network (CDN) is working for the rest of the planet.…
Seven free climate and weather data tools I have used
Climate science runs on data. A single weather station records temperature, pressure, humidity, and wind speed every minute. A satellite records dozens of channels across the electromagnetic spectrum, every few seconds, for…
Patch a mixed Linux fleet: what keeps slipping and how to see it
Patching a single Linux machine is the easy part. You run its package manager (the tool that installs, updates, and removes software on a Linux system), reboot if the kernel changed, and…
Sixteen free Linux screenshot tools I keep coming back to
The first thing I install on a fresh Linux box is something to take screenshots with. Not because I write about software for a living, although that is part of it, but…
Set Codex CLI’s sandbox flags before you let it touch anything
OpenAI’s Codex CLI is the company’s terminal coding agent. It reads files, runs commands, and edits your repository. It is fast, it understands a large context window, and it can be wrong…
Picking the right Bluetooth manager for your Linux desktop
Linux Bluetooth support is rarely the thing that breaks. BlueZ has shipped in the kernel for years, and most modern distributions will pair a phone or headset the moment you click the…