| 1. | | The Web's HTTP Header Junk Drawer (jonlu.ca) |
| 3 points by luu 4 months ago | past |
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| 2. | | Snowmen, Recruiters, and Terry Pratchett: The Web's HTTP Header Junk Drawer (jonlu.ca) |
| 2 points by jonluca 5 months ago | past |
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| 3. | | SkyCards, ground truth: reverse‑engineering a flight‑spotting game (jonlu.ca) |
| 1 point by ZacnyLos 5 months ago | past |
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| 4. | | Vibecoding native apps has gotten good (jonlu.ca) |
| 3 points by jonluca 9 months ago | past |
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| 5. | | What is tax loss harvesting? (2021) (jonlu.ca) |
| 2 points by lord_sudo on Oct 10, 2025 | past |
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| 6. | | Reverse engineering a flight spotting app (jonlu.ca) |
| 2 points by jonluca on Sept 16, 2025 | past |
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| 7. | | Reverse engineering SkyCards, a flight spotting game (jonlu.ca) |
| 1 point by jonluca on Sept 12, 2025 | past |
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| 8. | | Finding cool CA license plates (jonlu.ca) |
| 4 points by jonluca on Aug 28, 2025 | past | 1 comment |
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| 9. | | Speeding up zsh and Oh-My-Zsh (2018) (jonlu.ca) |
| 2 points by vinhnx on July 21, 2025 | past |
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| 10. | | Poker for Founders (jonlu.ca) |
| 2 points by jonluca on June 3, 2025 | past |
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| 11. | | Speeding up PyTorch cold start times (jonlu.ca) |
| 2 points by jonluca on June 3, 2025 | past |
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| 12. | | How Magic Links Web3 wallet works (jonlu.ca) |
| 1 point by jonluca on July 4, 2023 | past |
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| 13. | | Writing fast async HTTP requests in Python (jonlu.ca) |
| 2 points by prhrb on June 29, 2023 | past |
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| 14. | | Noticing when an app is only hosted in us-east-1 (jonlu.ca) |
| 249 points by jonluca on June 28, 2023 | past | 182 comments |
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| 15. | | Feeling when an app only deploys to us-east-1 (jonlu.ca) |
| 1 point by jonluca on June 27, 2023 | past |
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| 16. | | Noticing when an app has servers in different regions (jonlu.ca) |
| 1 point by jonluca on June 26, 2023 | past |
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| 17. | | Reverse engineering iMessage to add semantic search (jonlu.ca) |
| 2 points by jonluca on April 19, 2023 | past |
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| 18. | | Show HN: MiMessage – continue your iMessage conversations with ChatGPT (jonlu.ca) |
| 2 points by jonluca on April 17, 2023 | past |
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| 19. | | iMessage Wrapped - semantic search, stats, and AI conversations (jonlu.ca) |
| 4 points by jonluca on April 14, 2023 | past |
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| 20. | | Reversing Resy's API to create a reservation bot (jonlu.ca) |
| 3 points by jonluca on June 2, 2022 | past |
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| 21. | | Getting a vanity phone number with four consecutive digits (jonlu.ca) |
| 105 points by jonluca on May 30, 2022 | past | 130 comments |
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| 22. | | Getting a vanity phone number with 4 consecutive digits (jonlu.ca) |
| 4 points by jonluca on May 28, 2022 | past |
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| 23. | | Reversing Resy's API to create a JavaScript client (jonlu.ca) |
| 1 point by jonluca on May 9, 2022 | past |
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| 24. | | Nintendo Switch prevents downgrades by irreparably blowing its own fuses (2020) (jonlu.ca) |
| 533 points by lord_sudo on March 23, 2022 | past | 481 comments |
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| 25. | | Analyzing Seated’s restaurants by reversing their API (jonlu.ca) |
| 2 points by ohjeez on Jan 8, 2022 | past |
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| 26. | | Analyzing Seated's restaurants by reversing their API (jonlu.ca) |
| 3 points by jonluca on Jan 2, 2022 | past |
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| 27. | | Ryanair, Hamiltonian Cycles, and using graph theory to find cheap flights (2018) (jonlu.ca) |
| 2 points by jonluca on Dec 28, 2021 | past |
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| 28. | | Making 1000 HTTP requests per second in Python (jonlu.ca) |
| 31 points by jonluca on Dec 24, 2021 | past | 26 comments |
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| 29. | | Writing a script to get any open table reservation (jonlu.ca) |
| 2 points by jonluca on Dec 23, 2021 | past |
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| 30. | | Writing an OpenTable Bot (jonlu.ca) |
| 1 point by jonluca on Dec 22, 2021 | past |
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| More |
