Recent posts

Managing servers with OpenSSH Certificate Authority

6 minute read

Since the addition of the website server for an external corporation, I now have 5 Linux servers to manage on my own. I also have 4 terminal devices that I use to connect to those servers: two of my laptops, my Android phone (using Termux), and one of those servers that I use as a workstation.

How to change email of your Nvidia account

1 minute read

I recently retired a few old email addresses, and am currently going in a row to change email for accounts associated with those emails. Everything else went smoothly, with my Nvidia account being an exception - There wasn’t an option to change it!

backTCP 实验报告

9 minute read

backTCP 是中科大 2019 年秋季《计算机网络》课程的一次实验任务

Make your GitHub Pages website faster with Cloudflare

4 minute read

This September I employed Cloudflare to optimize my website (https://ibugone.com) in various aspects. It turned out to be a brilliant move and Cloudflare has proved to be a great service to have.

Converting DFA to Regular Expression

1 minute read

This post originated from Lab 1 of course Compilers: Principles that I’m currently taking, in which we were required to write a flex program to parse a subset of the C language. The multiline comment /* */ was the most troublesome to handle for most of us (excluding me, for sure).

My speech at Microsoft Summer Camp 2019

10 minute read

This is a translated version from the Chinese (original) script. The slideshow can be acquired here. For comments, please head to the Chinese version of this post.