Home About Me

A reflective essay on obsessive attention to detail, from laptop partitions and backups to work consultations, health checks, and the anxiety of trying to make everything perfect.

A personal account of traveling to a high-altitude county in western Sichuan, old childhood heart problems, altitude-related insomnia, cold, oxygen deprivation, and the first signs of lasting heart strain.

A quiet, no-frills ten-yuan barbershop outside a school is replaced by a polished modern salon, and with it disappears a certain kind of simplicity.

A PHP implementation of a lightweight WeChat QR-code login API, including QR-code creation, OpenID retrieval, usage parameters, and security caveats.

An overview of the main website monetization models, including advertising, memberships and paid content, and selling products or services online.