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• Want AI-proof assignments? Try hiding an instruction only AI can see

  22 November 2025

  One of the most important issues for nowadays higher education professionals is how to make the assessments AI-proof. Of course we all want our students to learn the knowledge with their own brain, but with the new developments in AI especially LLMs, students are more tempted than ever to skip the learning and just ask a tool to generate answers. Worst thing is, it’s becoming more and more difficult to tell the AI-generated answers apart from human-written answers. So how do we try to make assignments AI-proof?

• How to show Jekyll posts from one category, sorted by tags

  16 March 2023

  Here is my solution that allows your Jekyll page to show blog posts from one category, sorted by tags.

• My workflow of creating PDF and docx files using Rmd and Markdown

  15 March 2023

  On this page, I record my workflow of working with Markdown, RMarkdown, and Pandoc, to achieve a good writing and rendering experience, while allowing some room for collaboration.

• How I got ready to make LaTeX files with RMarkdown

  16 February 2023

  As an academic rooky I feel that I will eventually need to deal with LaTeX one way or another. However, I wonder whether I have to fully learn LaTeX if I’m already familiar with markdown, a way simpler formatting language. So I started searching the internet for solutions, and I think I found something useful for me.

• How to build your personal website using GitHub Pages and Jekyll on Windows

  06 February 2023

  This is what I did to build my personal website using GitHub Pages and Jekyll.