China Mobile Tianyi TEWA-7500V (HiSilicon hsan + HGS new firmware): challenge-response login, hidden TELNET page, setObjs for telnet, read lastgood.xml for super password, hbus API to loosen IPv6 ingress — full reproducible guide.

Revisiting the mindset shifts three years after graduation — on environment, discipline, boundaries, and what truly matters.

Reflections on the mindset shifts three years after graduation — about environment, discipline, and being true to oneself.

TUN mode won't save your Docker daemon, the real config lives in settings-store.json, and dead mirror registries will eat your afternoon. A first-hand account.

A sequel to the image-pull story: the frp tunnel itself — where proxies are actually defined, a hardcoded config path, host.docker.internal resolving to IPv6, Docker Desktop's proxy hijacking port 80, and a cloud firewall that nearly ended me.

Adding a user in Search Console — one click. Let AI automate it, they said. Then Google slapped me with a captcha.

Reflections on 2025 — covering work, learning, health, books, games, anime, and travel.

Get free Let's Encrypt wildcard certificates via acme.sh + Cloudflare DNS API with automatic renewal.

Clarifying the differences between docker commit/export/import/save/load and when to use each one.

A complete guide to deploying a 3-node Nacos 2.2 cluster with Docker, using MySQL for persistence and Nginx for load balancing.