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Note of Learning Socket
This note documents how to use socket in C/C++.
Personal Schedule Solution
This post shares how do I use Radicale as the backend and use Thunderbird and DAVx5 + Etar Calendar as the frontend to build my personal scheduler.
Escalate Privileges from Grub
This post records a method of using grub to escalate privileges that was accidentally discovered during the deployment of Cloudflare Tunnel.