- Running Mac OS X on Apple M1 (arm64)
brew install kubernetes-cli
Brandon Ros brandonros
brandonros
/ stm_pwm.rs
Created
May 8, 2022 00:58
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #![no_main] | |
| #![no_std] | |
| use panic_probe as _; | |
| use core::{cell::RefCell, ops::Deref}; | |
| use cortex_m::interrupt::{Mutex, free}; | |
| use cortex_m_rt::entry; | |
| use stm32f4xx_hal::{ | |
| gpio::{Alternate, PA8, PC6}, | |
| pac::{interrupt, Interrupt, Peripherals, TIM1, TIM8}, |
brandonros
/ k8s-adventure-arm64.md
Created
April 1, 2022 01:45
brandonros
/ k8s-adventure-amd64.md
Created
April 1, 2022 01:44
brandonros
/ tradingview-websocket-api.mjs
Last active
February 4, 2025 10:09
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import WebSocket from 'ws' | |
| const parseWsPacket = (str) => { | |
| const cleanerRgx = /~h~/g | |
| const splitterRgx = /~m~[0-9]{1,}~m~/g | |
| return str | |
| .replace(cleanerRgx, '') | |
| .split(splitterRgx) | |
| .map((p) => { | |
| if (!p) return false |
brandonros
/ preact+htm.html
Last active
February 18, 2022 04:02
Preact + htm template strings example (no JSX, no transpiling, unpkg imports)
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <!doctype html> | |
| <html> | |
| <head> | |
| </head> | |
| <body> | |
| <script type="module"> | |
| import * as Preact from 'https://unpkg.com/[email protected]/dist/preact.module.js' | |
| import htm from 'https://unpkg.com/[email protected]/dist/htm.module.js' | |
| const html = htm.bind(Preact.createElement) |
brandonros
/ spy-dividends.js
Created
December 26, 2021 02:49
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| // 1. starting balance: $10000, add $1000 every 7 days | |
| // 2. first trade: buy $1000 worth of SPY on 2021-01-04 at the open price | |
| // 3. all subsequent trades: buy $1000 worth of SPY every 7 days | |
| // 4. include dividend revinesting | |
| // 5. what is account value as of 2021-12-23 using closing price | |
| const assert = require('assert') | |
| const rows = [ | |
| { |
brandonros
/ apple-m1-alpine-linux-x86_64-qemu.sh
Created
December 24, 2021 04:39
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #/bin/sh | |
| # download from https://dl-cdn.alpinelinux.org/alpine/edge/releases/x86_64/netboot/ | |
| qemu-system-x86_64 \ | |
| -m 512 \ | |
| -kernel ~/Downloads/alpine-edge-x86_64/vmlinuz-lts \ | |
| -initrd ~/Downloads/alpine-edge-x86_64/initramfs-lts \ | |
| -append "console=ttyS0 ip=dhcp alpine_repo=http://dl-cdn.alpinelinux.org/alpine/edge/main/" \ | |
| -nographic |
brandonros
/ apple-m1-alpine-linux-qemu.sh
Last active
December 24, 2021 04:39
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/bin/sh | |
| # download from https://dl-cdn.alpinelinux.org/alpine/edge/releases/aarch64/netboot/ | |
| qemu-system-aarch64 \ | |
| -M virt,highmem=off \ | |
| -m 512M \ | |
| -cpu host \ | |
| -accel hvf \ | |
| -kernel ~/Downloads/alpine-edge-aarch64/vmlinuz-lts \ | |
| -initrd ~/Downloads/alpine-edge-aarch64/initramfs-lts \ | |
| -append "console=ttyAMA0 ip=dhcp alpine_repo=http://dl-cdn.alpinelinux.org/alpine/edge/main/" \ |
brandonros
/ ghidra-create-pointers.py
Created
December 22, 2021 03:01
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| from ghidra.program.model.data import PointerDataType | |
| def create_pointer(address): | |
| try: | |
| currentProgram.getListing().createData(toAddr(address), PointerDataType()) | |
| except: | |
| pass | |
| functionManager = currentProgram.getFunctionManager() | |
| f = askFile("Give me a file to open", "Go baby go!") |
brandonros
/ gist:4aa6ae51d0f925671d034446947df555
Last active
March 23, 2025 16:50
BMW UDS function descriptions
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| 10 01;setDefaultSession | |
| 10 02;setProgrammingSession | |
| 10 03;setExtendedDiagnosticSession | |
| 11 01;hardReset | |
| 14 FF FF FF,31 01 0F 06,31 01 40 00 00,31 01 40 00 05,31 01 40 00 01;Clear all DTCs (clear DTC,clear Infospeicher,ZFS ***8211; DM_Lock,clear ZFS ***8211; DM_Clear,ZFS ***8211; DM_Unlock) | |
| 14 FF FF FF;Clear DTC | |
| 19 02 0C;ReadDTC(0C) | |
| 19 0A;ReadSupportedDTC | |
| 22 10 0A;readEnergyMode | |
| 22 10 0E;readExtendedMode |