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amru195704

Solo developer in Japan. I build UwView, a tool for opening and searching multi-GB logs and text files, plus iOS apps for surveying and coordinate conversion. I write up what I measure.

usuki,oita,japan Joined on Sep 12, 2026 https://uvp.y42u.net/en/about-en/

amru195704

Oct 27

Indexing Where the Answer Cannot Be: Skipping Blocks on an Inverted Regex, 3.10 s to 0.11 s

#cli #performance #regex #logging

6 min read

amru195704

Oct 22

Storing Legacy Encodings as UTF-8 Inside the Index: 5.4x to 38.8x Over ripgrep -E, and the Line-Number Bug That Nearly Stopped It

#cli #performance #encoding #logging

5 min read

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