All summaries have been generated automatically by GPT-3. No responsibility is claimed for their contents nor its accuracy.

  1. Zen4's AVX512 Teardown

    posted on Mon Sep 26 14:17:55 UTC 2022 by dragontamer | view on HN

    The article discusses the author's personal teardown of AMD's Zen4 SIMD portion, and how it compares to Intel's AVX512.

  2. Does Someone Know My Name?

    posted on Mon Sep 26 15:20:41 UTC 2022 by Tomte | view on HN

  3. Learning Is Remembering

    posted on Mon Sep 26 12:55:24 UTC 2022 by p-christ | view on HN

    You and I are going to try learning quantum mechanics together, but our strategy won't work because our working memory has a maximum capacity of roughly 4 and quantum mechanics involves thousands of new concepts.

  4. Nvidia in the Valley

    posted on Mon Sep 26 14:09:08 UTC 2022 by mfiguiere | view on HN

    Nvidia's stock prices have risen significantly over the past three years due to increased demand for their products driven by the pandemic, machine learning applications, and the crypto bubble. However, the crypto bubble has since burst and Nvidia is now struggling to clear inventory, resulting in two "fairly horrific quarters."

  5. Zero Trust SIM

    posted on Mon Sep 26 13:14:19 UTC 2022 by aofeisheng | view on HN

  6. Playstation 2 Architecture

    posted on Mon Sep 26 15:05:29 UTC 2022 by Claude_Shannon | view on HN

    The PlayStation 2 was not one of the most powerful consoles of its generation, yet it managed to achieve a level of popularity unthinkable for other companies.

  7. Turns are better than radians

    posted on Mon Sep 26 08:37:47 UTC 2022 by todsacerdoti | view on HN

    The article discusses how replacing pi with tau is unnecessary and how, in fact, most of the time pi can be removed entirely.

  8. Launch HN: Prequel (YC W21) – Sync data to your customer’s data warehouse

    posted on Mon Sep 26 15:07:19 UTC 2022 by ctc24 | view on HN

  9. Holonforth

    posted on Mon Sep 26 15:55:40 UTC 2022 by eterps | view on HN

    The article discusses how a computer program is an ordered collection of units, and how a CMS can write source files for the compiler, as well as present and handle complete programs in a browser, clearly structured like a book.

  10. Have I Been Squatted?

    posted on Mon Sep 26 15:07:46 UTC 2022 by todsacerdoti | view on HN

  11. Ziti: Programmable network overlay and edge components for zero-trust networking

    posted on Mon Sep 26 12:11:33 UTC 2022 by talonx | view on HN

    OpenZiti is a free and open source project focused on bringing zero trust to any application by providing all the pieces required to implement or integrate zero trust into your solutions, including an overlay network, Tunneling Applications for all operating systems, and numerous SDKs making it easy to add zero trust concepts directly into your application.

  12. GitHub Actions Pitfalls

    posted on Sun Sep 25 10:32:04 UTC 2022 by rethab | view on HN

    The long ref name of the branch or tag that triggered the workflow run. This value matches the ref name shown on GitHub. For example, . The value of the event. For example, . Solution: It prints an empty line, because if you want to access an output from a job, you need to list it as a dependency. Outputs from transitive dependencies cannot be accessed. To fix this, make the third job depend on the first job explicitly.

  13. Traffic cameras expose your location through parking apps

    posted on Mon Sep 26 06:21:24 UTC 2022 by flux_w42 | view on HN

    The article discusses how popular B2C parking applications are not secure, and how easy it is to intercept and pay for someone else's parking session, disclosing their location.

  14. Reading Soviet Sci-Fi at the End of the World

    posted on Mon Sep 26 11:38:16 UTC 2022 by wawayanda | view on HN

    The article discusses how the author felt about technology during the pandemic in light of a Russian novel from 1991.

  15. Open Source Bait and Switch

    posted on Mon Sep 26 11:59:54 UTC 2022 by mooreds | view on HN

    The article argues that many people's view of open source is over simplistic and dangerous, and that while open source has its benefits, it also has many downfalls.

  16. Young Diagrams and Classical Groups [pdf]

    posted on Sun Sep 25 11:24:18 UTC 2022 by gbrown_ | view on HN

  17. Show HN: Golang HTTP Clients/Servers and Alternative Networking

    posted on Mon Sep 26 11:56:58 UTC 2022 by andrewpmartinez | view on HN

    The article discusses how the OpenZiti GoLang SDK can be used to route HTTP traffic over an alternative network, and provides examples of how to do so.

  18. Snippet-Driven Development

    posted on Sat Sep 24 17:49:45 UTC 2022 by drakerossman | view on HN

    The article discusses the development technique known as "Snippet-driven Development", which is a way to complete tasks by writing small code snippets.

  19. Battery-free wireless imaging of underwater environments

    posted on Mon Sep 26 14:06:33 UTC 2022 by rntn | view on HN

    The article discusses a batteryless sensor that uses piezo-acoustic backscatter to communicate.

  20. Amazon walking back raises after internal bug miscalculated compensation

    posted on Mon Sep 26 12:44:44 UTC 2022 by JumpCrisscross | view on HN

    A software bug caused Amazon to overstate some corporate employees' raises, a leaked email said, which has caused discontent among employees.

  21. A 20 Year Old Chipset Workaround Has Been Hurting Modern AMD Linux Systems

    posted on Mon Sep 26 13:07:00 UTC 2022 by rbanffy | view on HN

    A 20 year old chipset workaround in the Linux kernel is still being applied to modern AMD systems, which in turn can hurt performance in select workloads.

  22. Can Lego play the drums? [video]

    posted on Sun Sep 25 21:11:50 UTC 2022 by whocansay | view on HN

  23. Load Testing: An Unorthodox Guide

    posted on Sat Sep 24 07:54:27 UTC 2022 by fagnerbrack | view on HN

    The article discusses the possible future of the internet and how it may be used.

  24. AMD Ryzen 9 7900X / Ryzen 9 7950X Benchmarks Show Impressive Linux Performance

    posted on Mon Sep 26 13:39:59 UTC 2022 by nicolaslem | view on HN

    The AMD Ryzen 7000 series processors are the first Zen 4 processors that are built atop a 5nm TSMC process, bring in the new AM5 platform with PCIe 5.0 and DDR5, and a host of other innovations over the existing Ryzen 5000 "Zen 3" processors.

  25. Non-Code Contributions to Open Source (2021)

    posted on Mon Sep 26 10:32:03 UTC 2022 by asicsp | view on HN

    The article discusses different ways to make impactful contributions to open source projects, beyond contributing code.

  26. Age – a simple, modern and secure file encryption tool, format, and Go library

    posted on Mon Sep 26 06:38:46 UTC 2022 by talonx | view on HN

    The article discusses the various features of the age encryption tool, including small explicit keys, no config options, UNIX-style composability, and support for multiple recipients.

  27. Simulating a CRT TV with C++ and OpenGL

    posted on Sun Sep 25 06:18:29 UTC 2022 by ingve | view on HN

    With the aid of the oscilloscope simulator from a past blog post, the author builds a CRT TV simulator.

  28. How to explain zero-knowledge protocols to your children (1998) [pdf]

    posted on Fri Sep 23 12:29:58 UTC 2022 by ColinWright | view on HN

  29. SaaS services behind a startup

    posted on Mon Sep 26 12:47:00 UTC 2022 by jjzhiyuan | view on HN

    The article discusses the various open-source tools that the Bytebase team uses for R&D, marketing, and general administration, as well as the monthly cost of these tools.

  30. macOS Free and Open-Source Security Tools by Objective-See

    posted on Mon Sep 26 05:42:41 UTC 2022 by behnamoh | view on HN

    The source code for the company's tools can be found on github.