Dr. Mark B Lundeberg, 2018 July 13
bitcoincash:qqy9myvyt7qffgye5a2mn2vn8ry95qm6asy40ptgx2
Earlier this year I posted an advisory on a possible attack on certain cross-cryptocurrency atomic swap contracts.
// Code ported from https://0fps.net/2012/06/30/meshing-in-a-minecraft-game/ | |
// Note this implementation does not support different block types or block normals | |
// The original author describes how to do this here: https://0fps.net/2012/07/07/meshing-minecraft-part-2/ | |
const int CHUNK_SIZE = 32; | |
// These variables store the location of the chunk in the world, e.g. (0,0,0), (32,0,0), (64,0,0) |
/* | |
Get_Centroid_coordinates.jsx | |
A Javascript for Adobe Photoshop 2017. | |
Purpose: Find the centroid (center of gravity) of SVG path and point by guidelines. | |
Based on formula for finding Centroid of non-self-intersecting closed polygon | |
To Use: Select layer which includes normal path. Call the script. | |
Author: Ivan Grekov | |
*/ | |
// reset unites for proper navigation & sizes |
cmake_minimum_required(VERSION 3.3) | |
project(bitcoin) | |
set(CMAKE_CXX_STANDARD 11) | |
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11") | |
add_custom_target(build-bitcoin ALL | |
COMMAND ./autogen.sh | |
COMMAND ./configure | |
COMMAND $(MAKE) WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} |
#include <SDL2/SDL.h> | |
#include <SDL2/SDL_syswm.h> | |
#include <bgfx/bgfx.h> | |
#include <bgfx/platform.h> | |
#include <bx/bx.h> | |
#include <bx/mutex.h> | |
#include <bx/thread.h> | |
void threadInit() | |
{ |
#!/bin/bash | |
# Give the usual warning. | |
clear; | |
echo "[INFO] Automated Android root script started.\n\n[WARN] Exploit requires sdk module \"NDK\".\nFor more information, visit the installation guide @ https://goo.gl/E2nmLF\n[INFO] Press Ctrl+C to stop the script if you need to install the NDK module. Waiting 10 seconds..."; | |
sleep 10; | |
clear; | |
# Download and extract exploit files. | |
echo "[INFO] Downloading exploit files from GitHub..."; |
/* | |
* (un)comment correct payload first (x86 or x64)! | |
* | |
* $ gcc cowroot.c -o cowroot -pthread | |
* $ ./cowroot | |
* DirtyCow root privilege escalation | |
* Backing up /usr/bin/passwd.. to /tmp/bak | |
* Size of binary: 57048 | |
* Racing, this may take a while.. | |
* /usr/bin/passwd overwritten |
In this article, I will share some of my experience on installing NVIDIA driver and CUDA on Linux OS. Here I mainly use Ubuntu as example. Comments for CentOS/Fedora are also provided as much as I can.
// | |
// The new assembly support in Solidity makes writing helpers easy. | |
// Many have complained how complex it is to use `ecrecover`, especially in conjunction | |
// with the `eth_sign` RPC call. Here is a helper, which makes that a matter of a single call. | |
// | |
// Sample input parameters: | |
// (with v=0) | |
// "0x47173285a8d7341e5e972fc677286384f802f8ef42a5ec5f03bbfa254cb01fad", | |
// "0xaca7da997ad177f040240cdccf6905b71ab16b74434388c3a72f34fd25d6439346b2bac274ff29b48b3ea6e2d04c1336eaceafda3c53ab483fc3ff12fac3ebf200", | |
// "0x0e5cb767cce09a7f3ca594df118aa519be5e2b5a" |