Lup Yuen Lee 李立源 @lupyuen@qoto.org

NVIDIA H100: The first Confidential GPU

https://queue.acm.org/detail.cfm?id=3623391

"#Android uses Linux Namespaces to isolate each app's view & access to the wider system they're running on ... each app has its own Mount Namespace which means that they see different mounts to what's visible elsewhere"

https://httptoolkit.com/blog/android-14-install-system-ca-certificate/

"An independent repair shop in Germany has invented a tool that can break through Anti-Repair locks Apple has put on a specific sensor on the MacBook Pro and MacBook Air"

https://www.404media.co/diy-tinkerer-invents-tool-that-breaks-apples-macbook-repair-locks/

Intercepting #Linux system calls with ptrace (#ZigLang)

https://notes.eatonphil.com/2023-10-01-intercepting-and-modifying-linux-system-calls-with-ptrace.html

Making a Plastic Injection Mold

https://www.airgradient.com/blog/lessons-learned-plastic-injection-mold-making/

Daniel Thompson-Yvetot: Interview with #Tauri co-creator

https://buttondown.email/taurinewsletter/archive/tauri-newsletter-issue-2/

Booting #RISCV Star64 #JH7110 SBC with Apache #NuttX RTOS ... So much faster now!

Source: https://lupyuen.codeberg.page/articles/tftp2.html

Continuous Electrodermal Activity (cEDA) Sensor "can point to possible signs of Stress using a machine learning algorithm that incorporates heart rate, heart rate variability and skin temperature"

https://blog.google/products/pixel/google-pixel-watch-2/

"HeadHome aims to reduce the dangers posed by Dementia wandering" (Wearable #ESP32)

https://github.com/GSC23-HeadHome/HeadHome

InfluxDB: Time Series Database in #RustLang

https://github.com/influxdata/influxdb

"Three chemists who predicted and were first to make Quantum Dots — nanoscale crystals that interact with light in unusual ways — have been awarded the Nobel Prize in Chemistry" (LED)

https://www.nature.com/articles/d41586-023-03048-9

Fake External M.2 NVMe SSD has MicroSD Cards inside

https://www.tomshardware.com/news/low-performance-external-m2-nvme-ssd-found-to-have-microsd-cards-inside

Windows will send every TFTP Packet 3 times ... Maybe that's why Star64 #JH7110 U-Boot won't work well with Linux TFTP Servers? 🤔

Source: https://github.com/lupyuen/nuttx-star64/issues/2

#Mastodon Annual Report

https://techcrunch.com/2023/10/02/amid-twitter-chaos-mastodon-grew-donations-488-in-2022-reached-1-8m-monthly-active-users/

"We successfully exploited this Vulnerability and obtained full Root Privileges on the default installations of Fedora 37 and 38, Ubuntu 22.04 and 23.04, Debian 12 and 13" (#Linux Glibc)

https://www.phoronix.com/news/Glibc-LD-Nasty-Root-Bug

"By quantifying the exact Attenuation of the signal received at the gateways, they were able to determine the Soil Moisture levels around the #LoRa node"

https://hackaday.com/2023/10/02/using-lora-nodes-as-soil-moisture-sensing-antennas/

#Python 3.12: Cool new features

https://realpython.com/python312-new-features/

Hacktoberfest 2023 (ends Oct 31)

https://hacktoberfest.com/participation/

Find out how we build #LVGL Touchscreen Apps with #ZigLang and test them in the Web Browser with #WebAssembly ... Like this Feature Phone App for Apache #NuttX RTOS on #PinePhone @PINE64

https://youtu.be/8gnD8pW7Bw8?si=cYf_7MYykx8AUTlf

Star64 Power Adapter (3 Amp) failed with a loud pop ... So I switched to this Power Adapter: 12V, 3000mA, Centre positive, 5.5mm outer, 2.1mm inner (Same connector as Arduino Uno?)

From Lazada: https://www.lazada.sg/products/i2826035090-s19492243232.html