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Archives for 30 Jun 2025

1. Melbourne man discovers extensive model train network underneath house
   (407 points | Comments)

2. Show HN: A continuation of IRS Direct File that can be self-hosted
   (244 points | Comments)

3. The new skill in AI is not prompting, it's context engineering
   (915 points | Comments)

4. Price of rice in Japan falls below ¥4k per 5kg
   (127 points | Comments)

5. Next month, saved passwords will no longer be in Microsoft’s Authenticator app
   (186 points | Comments)

6. The original LZEXE (A.K.A. Kosinski) compressor source code has been released
   (124 points | Comments)

7. End of an Era
   (215 points | Comments)

8. Xfinity using WiFi signals in your house to detect motion
   (668 points | Comments)

9. The hidden JTAG in a Qualcomm/Snapdragon device’s USB port
   (242 points | Comments)

10. Datadog's $65M/year customer mystery solved
    (152 points | Comments)

11. Ask HN: What's the 2025 stack for a self-hosted photo library with local AI?
    (230 points | Comments)

12. Sony DTC-700 audio DAT player/recorder
    (116 points | Comments)

13. Alice's Adventures in a Differentiable Wonderland
    (157 points | Comments)

14. Proton joins suit against Apple for practices that harm developers and consumers
    (673 points | Comments)

15. That XOR Trick (2020)
    (320 points | Comments)

16. I write type-safe generic data structures in C
    (412 points | Comments)

17. Donkey Kong Country 2 and Open Bus
    (265 points | Comments)

18. Nano-engineered thermoelectrics enable scalable, compressor-free cooling
    (122 points | Comments)

19. There are no new ideas in AI, only new datasets
    (490 points | Comments)

20. The story of Max, a real programmer
    (130 points | Comments)

21. Show HN: TokenDagger – A tokenizer faster than OpenAI's Tiktoken
    (281 points | Comments)

22. Reverse Engineering Vercel's BotID
    (109 points | Comments)

23. Entry-level jobs down by a third since launch of ChatGPT
    (123 points | Comments)

24. Show HN: New Ensō – first public beta
    (251 points | Comments)

25. The provenance memory model for C
    (225 points | Comments)

26. Want to meet people, try charging them for it?
    (192 points | Comments)

27. LetsEncrypt – Expiration Notification Service Has Ended
    (181 points | Comments)

28. Bought myself an Ampere Altra system
    (206 points | Comments)

29. Gridfinity: The modular, open-source grid storage system
    (432 points | Comments)

30. Continuous Glucose Monitoring
    (116 points | Comments)

31. The Chan-Zuckerbergs stopped funding social causes
    (109 points | Comments)