Alexander pointbazaar
sylv-io
/ gen_symbol_offsets.py
Created
October 25, 2022 23:30
Convert EDK2 OVMF console log to a GDB script that adds symbol information (add-symbol-file)
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| #!/usr/bin/env python | |
| import argparse | |
| import sys | |
| import os | |
| import pefile | |
| build_dir='Build/OvmfX64/DEBUG_GCC5/X64' | |
| def parse_flags()->argparse.Namespace: |
brunoanc
/ screen-sharing-hyprland.md
Last active
March 15, 2026 00:20
Screen sharing on Hyprland (Arch Linux)
Misairu-G
/ [GUIDE] Optimus laptop dGPU passthrough.md
Last active
November 26, 2025 23:46
[GUIDE] Optimus laptop dGPU passthrough
Miouyouyou
/ drm-prime-dumb-kms.c
Last active
October 25, 2024 06:17
Simple example showing how to use DRM to : allocate a Dumb buffer on the GPU, use it as a framebuffer, use this CRTC on the currently connected screen (expecting 1 connected screen), export the buffer, reimport it implicitly with mmap and write in it.
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| // This will works on Embedded GPU that implements .gem_prime_mmap like Rockchip ones. | |
| // This will fail on most DRM drivers for GPU with dedicated memory as they tend to NOT implement .gem_prime_mmap. | |
| #include <stdio.h> | |
| #include <libdrm/drm.h> | |
| #include <stdint.h> | |
| #include <sys/mman.h> | |
| #include <string.h> |
JamesDunne
/ i2c.c
Last active
October 12, 2025 08:08
C library for reading/writing I2C slave device registers from Raspberry Pi 1 Model B
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| #include <stdio.h> | |
| #include <string.h> | |
| #include <fcntl.h> | |
| #include <linux/i2c-dev.h> | |
| // Terrible portability hack between arm-linux-gnueabihf-gcc on Mac OS X and native gcc on raspbian. | |
| #ifndef I2C_M_RD | |
| #include <linux/i2c.h> | |
| #endif |
NickSeagull
/ ubuntu-bloat-removal.sh
Last active
January 23, 2026 15:50
Updated Jan 22nd, 2024 - Simple command to remove all "bloatware" from ubuntu
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| sudo apt-get remove \ | |
| aisleriot \ | |
| brltty \ | |
| duplicity \ | |
| empathy \ | |
| empathy-common \ | |
| example-content \ | |
| gnome-accessibility-themes \ | |
| gnome-contacts \ | |
| gnome-mahjongg \ |
iSergius
/ Java Collections Complexity cheatsheet
Created
September 3, 2016 14:52
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| Below are the Big O performance of common functions of different Java Collections. | |
| List | Add | Remove | Get | Contains | Next | Data Structure | |
| ---------------------|------|--------|------|----------|------|--------------- | |
| ArrayList | O(1) | O(n) | O(1) | O(n) | O(1) | Array | |
| LinkedList | O(1) | O(1) | O(n) | O(n) | O(1) | Linked List | |
| CopyOnWriteArrayList | O(n) | O(n) | O(1) | O(n) | O(1) | Array | |
irbull
/ OpenSSLExample.cpp
Created
August 11, 2016 18:32
Code signing and verification with OpenSSL
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| #include <iostream> | |
| #include <openssl/aes.h> | |
| #include <openssl/evp.h> | |
| #include <openssl/rsa.h> | |
| #include <openssl/pem.h> | |
| #include <openssl/ssl.h> | |
| #include <openssl/bio.h> | |
| #include <openssl/err.h> | |
| #include <assert.h> |
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