Archives

Where is the boundary between open and closed source LLMs, and why does it matter?

Finding the shortest distances between points in three-dimensional space

Dynamic Programming Traversing the Tree

Finding the largest rectangle entirely inside a polygon in grid space

Find numbers formed by concatenating multiple identical digit segments

A summary and review of Advent of Code 2025

I've rewritten the blog site yet again. Why do I say "yet again"?

Some notes on learning convex optimization.

No one dislikes CI/CD; the only thing holding us back is laziness.

A collection of my personally favorite projects, for future reference. Updated from time to time.

Rebuilding a personal blog with Vuepress 2 + Tailwind CSS

Some useful but mainly useless tricks to use in Python.

Rewriting a 7-year-old Perl program and documenting some optimization ideas.