News — 2026-04-04

• A new Postcrossing stamp from the USA
  HackerNews · 8 points · 1 comments · by Tomte · HN discussion
• Show HN: Docker Alternative for Secure Microvms
  HackerNews · 4 points · 2 comments · by sankalpnarula · HN discussion
• What Is a Collation, and Why Is My Data Corrupt? – PG Phridays with Shaun Thomas
  HackerNews · 3 points · by pgedge_postgres · HN discussion
• AWS Engineer Reports PostgreSQL Performance Halved by Linux 7.0
  HackerNews · 2 points · by mesofile · HN discussion
• My 11-step GraphRAG pipeline, what worked, and what's still broken
  HackerNews · 2 points · by pauliusztin · HN discussion