Alex Talker AlexTalker

Credit Card Fraud Detection

This interactive Neo4j graph tutorial covers a common credit card fraud detection scenario.

Ubuntu Grub Boot Kernel

Boot a specific installed Ubuntu kernel using grub-reboot and grub-set-default.

This allows you to pick what kernel you want to boot on next reboot, or set the default, without having to know much about how grub works or editing config files.

Usage

  Usage: boot-kernel [options] [kernel]

call grub-reboot or grub-set-default to boot the provided kernel.

When does Linux KVM emulate instructions?

Flow Chart

graph LR

x86_emulate_instruction --> x86_emulate_insn
emulate_instruction --> x86_emulate_instruction

	BUILD_DIR := gen

	# pandoc is a handy tool for converting between numerous text formats:
	# http://johnmacfarlane.net/pandoc/installing.html
	PANDOC := pandoc

	# pandoc options
	# Liberation fonts: http://en.wikipedia.org/wiki/Liberation_fonts
	PANDOC_PDF_OPTS := --toc --chapters --base-header-level=1 --number-sections --template=virsto_doc.tex --variable mainfont="Liberation Serif" --variable sansfont="Liberation Sans" --variable monofont="Liberation Mono" --variable fontsize=12pt --variable documentclass=book
	PANDOC_EBOOK_OPTS := --toc --epub-stylesheet=epub.css --epub-cover-image=cover.jpg --base-header-level=1

	use std::sync::mpsc::{channel, Sender};
	use std::sync::Mutex;
	use std::thread;

	#[derive(Debug)]
	enum Message { A, B }

	struct Request;
	struct Response;
	struct IronError;