From dotfiles repos and bootstrap scripts to modern configurations with starship, mise, direnv, and just — how to turn a new machine into a familiar workspace in 10 minutes.

Zero-shot, few-shot, chain-of-thought, self-consistency, and ReAct — reframing "prompting tricks" into a reproducible four-level progression, with complete code.

A visual walkthrough of the four OAuth 2.0 authorization flows—from authorization code to PKCE—framed as "who is asking whom for what," with runnable code examples and guidance on choosing the right flow.

A systematic look at the performance issues of web font loading: the difference between FOUT and FOIT, how to choose font-display, preload, self-hosting and subsetting, and variable fonts, with actionable code examples.

When AI coding assistants confidently recommend functions and dependencies that don't exist, how do we laugh it off while keeping security holes at bay?

From Toy Story 2 to the GitLab incident, a look at how the "nuclear-grade" rm -rf command has repeatedly caused real-world disasters, and how we can prevent them.

A practical path through open source participation, covering how to find the right project, submit your first pull request, follow code review etiquette, and grow into a maintainer, with copy-ready workflow commands and PR templates.

Saving never stops, learning never starts? Use a minimalist "collect—review—archive" workflow and runnable scripts to turn scattered notes into truly reusable knowledge assets.