Viewing profile — r4um

r4um

HN member

Joined: Wed, Feb 27, 2013, 1:16 PM UTC
HN karma: 10,789
Public activity: 819 items
HN profile: View on Hacker News ↗

About r4um

systems guy • curious and unflinching • 99.999% positive

blog: https://blog.r4um.net

[ my public key: https://keybase.io/r4um; my proof: https://keybase.io/r4um/sigs/5PMmFocRMv45OxLv3ml3Akp2y5K6VRRr13cvQCUxz-Y ]

Recent public activity

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Lost Confidence
Wed, Jun 24, 2026, 6:36 AM UTC
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Only Bounds
Mon, Jun 15, 2026, 6:22 AM UTC
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Parsing JSON at compile time with C++26 static reflection
Mon, Jun 15, 2026, 5:47 AM UTC
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A Lesson from the Cockpit
Tue, May 19, 2026, 6:17 AM UTC
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What's Easy Now? What's Hard Now?
Tue, May 19, 2026, 5:38 AM UTC
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The 90 Day disclosure policy is dead
Mon, May 11, 2026, 6:57 AM UTC
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The four horsemen behind Postgres outages
Thu, May 07, 2026, 6:39 AM UTC
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It's Time to Be Right
Mon, May 04, 2026, 8:07 AM UTC
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Another crash caused by uninstaller code injection into Explorer
Thu, Apr 23, 2026, 5:33 PM UTC
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My AI Workflow (Without Losing My Skills)
Wed, Apr 22, 2026, 9:02 AM UTC
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My heuristics are wrong. What now?
Sat, Mar 28, 2026, 8:16 AM UTC
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From error-handling to structured concurrency
Thu, Mar 26, 2026, 9:01 AM UTC
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TLA+ Mental Models
Mon, Mar 23, 2026, 6:33 PM UTC
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An effect notation based on with-clauses and blocks
Sun, Mar 22, 2026, 10:12 AM UTC
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Reflections on the Future of Software Engineering Retreat
Wed, Mar 11, 2026, 8:28 AM UTC
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Zen of AI Coding
Wed, Mar 11, 2026, 8:27 AM UTC
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Mechanical Habits
Wed, Mar 04, 2026, 5:04 AM UTC
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Agentic Engineering Patterns
Wed, Mar 04, 2026, 5:00 AM UTC
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How to identify assumptions by distorting times
Mon, Mar 02, 2026, 8:27 AM UTC
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About memory pressure, lock contention, and Data-oriented Design
Mon, Mar 02, 2026, 6:51 AM UTC
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When the Bubble Bursts
Fri, Feb 27, 2026, 5:55 AM UTC
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Defer available in gcc and clang
Mon, Feb 16, 2026, 5:27 AM UTC
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Systems Thinking
Fri, Feb 06, 2026, 5:24 AM UTC
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Who Owns the Memory? Part 1: What Is an Object?
Sun, Jan 04, 2026, 12:21 PM UTC
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Investigating and fixing a nasty clone bug
Fri, Jan 02, 2026, 2:42 PM UTC