Claude Code Vs Protohackers
Using Claude Code to solve Protohackers server programming challenge
Erik Smit’s Notes-es’s
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Latest posts
Experimenting With Patch Diffing Cve 2022 39848
Experimenting with patch diffing (CVE-2022-39848)
Samsung Auto Hotspot
Introduction After buying a Samsung S23 Ultra there was a new addition to the WiFi list on my Samsung Tab S7+. A new list called “Auto Hotspot” showed “Erik’s S23 Ultra”. Pressing this element turns on Mobile Hotspot on my S23 Ultra and connect my Tab S7+ to it. Where did this come from? How does my tablet learn the password? How is this implemented? Not able to find any previous research on Auto…
We Couldnt Sign You Into Xbox Live
We couldn’t sign you into Xbox Live
Tpm
The TPM2 module from AliExpress contained an outdated firmware version 5.40.1971.2 and it was hard to find a suitable update for it. Hopefully this post will help somebody running into the same issue.
Usb Switch 40wp95c
To be able to switch my peripherals between the desktop PC and the devices connected via USB-C to my LG 40WP95C I use an (HDMI/)USB-switch, SKU: DZWP2019. The USB switch uses USB-A ports for both upstream and downstream. Connection to the desktop is USB-A - USB-A. Connection to the LG is USB-C to USB-A. Problem: When the desktop is not on, the USB Switch is not working. Because the USB-C upstream…
I2c Reminder
I2C 7-bit addressing reminder
Lg Mccs Opcodes
Screen Adjustment Command | Name | Hex | ADR | VAL | Comment | |——|—–|—–|—–|———| | R GAIN | 0x16 | 00 | 00-64 | Tune Gain | | G GAIN | 0x18 | 00 | 00-64 | Tune Gain | | B GAIN | 0x1A | 00 | 00-64 | Tune Gain | | H Position | 0x20 | 00 | 00-100 | | | V Position | 0x30 | 00 | 00-100 | | | CLOCK | 0x90 | 00 | 00-100 | | | PHASE | 0x92 | 00 | 00-100 | | | R CUTOFF | 0x80 | 00 | 00-7F | Offset…
Acpi Devicetree
ACPI SSDT Overlays
Car Panel Things
For my USB-powerbank-powered-by-ebike-battery-project I was looking at AliExpress car panel items. There seems to be a semi-standard for 3cm car panel items.