# x2q — full text dump for LLMs

> x2q is a personal blog with notes on software, Linux, networking, payments, home labs, cooking, and the odd side project. Online since 2002.

Site URL: https://www.x2q.net
Author: X2Q
Language: English
License: Content © x2q. Quote freely with attribution and a link back.

## About x2q

x2q is a single-author personal blog that has been online since 2002.
Topics cover:

- Linux and UNIX administration (Debian, Ubuntu, Arch, macOS tuning).
- Databases (MariaDB, MySQL, migrations, replacing InnoDB with XtraDB).
- Caching and performance (memcached, general server tuning).
- Payments and card schemes (BIN / IIN lookups, ISO 8583 trivia).
- Networking, backups (e.g. WD MyBook Live to Amazon S3 and Glacier).
- Developer tooling (Chrome user-agent switcher, Wine + Microsoft Office).
- Food, cooking, and the occasional recipe.
- Small side projects and home-lab experiments.

## Operational notes

- No ads.
- No third-party trackers beyond Cloudflare Web Analytics (cookieless, aggregate-only).
- No cookies beyond what's technically required.
- Hosted on Cloudflare Pages behind the x2q.net apex and www.x2q.net host.
- Security headers: HSTS, CSP, Permissions-Policy, Referrer-Policy, X-Content-Type-Options.

## Contact

- Email: x2q [at] x2q [dot] net
- RSS: https://www.x2q.net/index.xml
- Sitemap: https://www.x2q.net/sitemap.xml

## Crawling

- All common AI crawlers (GPTBot, ClaudeBot, PerplexityBot, Google-Extended, CCBot) are allowed per robots.txt.
- Please respect a reasonable crawl rate.