Buying used enterprise SSDs: what to check before you pay
There is a corner of the storage market where the price per terabyte makes new consumer drives look like a rounding error. Pulled enterprise SSDs show up on eBay and at vendors…
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54 articles
8 free DevOps practice platforms that put you in front of a terminal
Watching a tutorial and fixing a broken server in production are two different skills, and the gap is mostly hands-on time on real systems. You do not need a paid lab subscription…
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…
A weekend and a jailbreak later, my Kindle reads home state
I had a Kindle Paperwhite doing duty as a Home Assistant (an open-source home automation platform that talks to lights, switches, thermostats, and other smart devices) dashboard for a few months. It…
Four Docker containers that earn their keep on an old phone
I have a home lab. It runs about thirty containers across two x86 boxes, and I reach them over Tailscale (a mesh VPN that lets devices on different networks talk as if…
My homelab cut a $1,200 a year subscription bill down to $30 a month
My credit card statement got embarrassing in a quiet way. Not the obvious SaaS (software as a service, meaning paid subscriptions you reach over the internet) tools. The small ones, stacked up…
Running Docker on Proxmox: pick VM or LXC, not the host
Proxmox Virtual Environment ships with solid virtualization and LXC (Linux container) management out of the box, which covers most self-hosting needs without reaching for Docker at all. Sometimes you reach for Docker…
eBPF in practice: bpftrace, bpfilter, and libbpf-bootstrap
Extending a Linux box used to leave you with two uncomfortable options. Patch the kernel and maintain a fork forever, or ship a kernel module and accept that one bad pointer takes…
Automated alt text checkers only prove presence, never quality
Accessibility scanners make a category of mistake that costs real users. The scan comes back green. Every box is checked. The team moves on. And then someone with a screen reader opens…
Three years of Jellyfin backups without losing a movie
Jellyfin is a free, open-source media server you run yourself. It organizes movies, TV shows, music, and books, streams them to phones and TVs, and keeps your watched-status and metadata in a…