Hacker News February 22, 2026 12:19

Social networks become attention media & Fix broken debuggers first - Hacker News (Feb 22, 2026)

From Shuru microVMs for AI agents to SQL transaction isolation, FreeBSD Remote SSH hacks, Git magic files, and why feeds became attention media.

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Social networks become attention media & Fix broken debuggers first - Hacker News (Feb 22, 2026)
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Topics

  • 01 Social networks become attention media — A critique of modern social platforms shifting from friend-following to algorithmic feeds, infinite scroll, and “bogus notifications,” with Mastodon as a calmer alternative.
  • 02 Fix broken debuggers first — A debugging story about a breakpoint that never hit, where the real solution was a one-line debugger configuration fix—highlighting tooling as a force multiplier.
  • 03 Fresh File Explorer for VS Code — Fresh File Explorer is a VS Code extension that surfaces recently changed files using Git history and pending changes, with smart trees, pinning, heatmaps, and deleted-file recovery.
  • 04 FreeBSD remote dev with VS Code — A FreeBSD workflow guide showing how to run VS Code Remote SSH server components under Linuxulator (Rocky Linux base), making remote editing fast and extension-friendly.
  • 05 SQL transactions and isolation levels — PlanetScale’s explainer covers BEGIN/COMMIT/ROLLBACK, consistent reads, MVCC vs undo logs, and isolation anomalies (dirty/non-repeatable/phantom reads) across Postgres and MySQL.
  • 06 Shuru microVM sandboxes for agents — Shuru runs local-first, ephemeral Linux microVMs on macOS via Virtualization.framework, with checkpoints, opt-in networking, and safe environments for AI agent tool use.
  • 07 Git’s “magic” repository files — An overview of Git-controlled config files like .gitignore, .gitattributes, .gitmodules, .mailmap, and .git-blame-ignore-revs that shape diffs, merges, LFS, submodules, and attribution.
  • 08 CSS box-sizing border-box basics — A practical reminder that box-sizing: border-box makes CSS layout math predictable by keeping padding and borders inside declared widths, popularized by Paul Irish.

Sources

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