My automated Daily Health Report infrastructure

Back in the days when the Zero COVID policy was prevailing, our university introduced a Daily Health Report system. Students and faculty were mandated to submit a daily online form detailing their ...

6 minute read

Overengineering Advent of Code 2022

Advent of Code (Wikipedia, link) is an annual event that releases a programming puzzle every day from December 1 to December 25. It’s a great chance to learn a new language or practice your skills.

9 minute read

Taking the 24 puzzle game to the next level

The 24 game is a classic math game where players try to arrange 4 integers into 24 using basic arithmetics (addition, subtraction, multiplication and division). Thanks to its popularity, it’s now a...

19 minute read

Centralized Linux authentication with OpenLDAP

LDAP, the #1 way to get your graduation delayed (as has always been the meme around Tsinghua University), is every SysAdmin’s dream tool for their servers. As mighty as its rumors fly, LDAP takes t...

14 minute read

Install Proxmox VE on eMMC

Recently I bought a mini PC looking forward to setting up a home router. It started quite well except the specs were higher than I anticipated. 8 GB RAM plus 128 GB eMMC - too much waste for “just ...

2 minute read