Top-K Dynamic Pruning in Full-Text Search
Inverted index → BM25 → threshold θ → WAND / Block-Max WAND / MaxScore / BMM. A from-scratch study note on why you don’t have to score every document.
Tech
Pinning Claude Code usage to the GNOME top bar — without freezing the desktop
When the top-bar widget itself becomes the perf incident. Fixed it with a systemd timer + tmpfs cache instead of trying to make ccusage faster.