The Night Half a Cup of Coffee Kept Me Awake
After drinking a half cup of bitter machine-ground coffee while on duty, I spent most of the night wide awake, tossing and turning until morning.
Getting Oracle 11g XE Running on Ubuntu and Trying Basic CRUD
A practical guide to installing Oracle 11g XE on Ubuntu 20.04/22.04, including RPM-to-DEB conversion, required system tweaks, service setup, and basic SQL*Plus CRUD tests.
Turning the ZX300A into a “Gold Brick” with MrWalkman Firmware
A practical look at MrWalkman firmware for the ZX300A: what it changes, how to flash it, how to restore stock firmware, and what to expect in daily use.
iOS 9.3 quietly fixed the PDF乱码 problem that had been haunting me for months
iOS 9.3 quietly fixed a Chinese PDF text garbling issue that had appeared after iOS 9.0, finally making it possible to read text-based PDFs normally again.
Writing Data from Flink into Kafka
A practical guide to writing data from Flink into Kafka using the built-in Kafka sink connector, including dependency setup, topic checks, sample code, and job submission steps.
The Uneasy Art of Making Everything Just Right
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.
Clawing Back Page Speed After Adding Local Search
A brief record of several Hexo site optimizations after adding local search, including image lazy loading, resource compression, and page preloading.
The Heart I Took to the Plateau
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.
Testing Dada After Meituan: Better Pay, Worse Maps, and More Women on the Road
A rider's first days on Dada Now, where higher unit prices come with inaccurate navigation, plus a look at rising female rider numbers and Meituan's public welfare features.
The Ten-Yuan Haircut That Disappeared
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.