mhansen’s gists

mhansen / angles.js

Created May 7, 2018 11:36

Calculate whether a difference in angle is clockwise or anticlockwise.

	function isClockwise(from, to) {
	let diff = normalize(from) - normalize(to);
	return normalize(diff) > 180;
	}

	// Returns angle normalized to between [0, 360).
	function normalize(angle) {
	while (angle < 0) {
	angle += 360;
	}

mhansen / keepassx_to_1password.py

Last active October 27, 2017 09:42

Converts from KeepassX exported CSV to 1Password CSV

	import pandas
	f = pandas.read_csv("keepass_export.csv")
	f = f[f["Group"] != "Root/Recycle Bin"]

	f2 = pandas.DataFrame()
	f2["title"] = f["Title"]
	f2["website"] = f["URL"]
	f2["username"] = f["Username"]
	f2["password"] = f["Password"]
	f2["notes"] = f["Notes"]

mhansen / s.c

Created December 4, 2012 13:11

Three sorting algorithms, in C

	#include <stdio.h>
	#include <string.h>

	void swap(char* a, char* b) {
	char t = *a;
	a = b;
	*b = t;
	}

	void bubblesort(char* s, int n) {

mhansen / mygame.py

Created May 13, 2012 05:50

	import pygame

	# Game variables
	my_dudes_x_position = 300
	bullets = []

	window = pygame.display.set_mode((640, 480))
	clock = pygame.time.Clock()

	def clear_the_screen():

mhansen / k.tsv

Created August 25, 2011 09:42

	<Point><coordinates>176.0837184,-38.7152427</coordinates></Point>		8	<h1>TWO MILE BAY</h1><h2>Broadcasts</h2><ul><li>tx: MOBILE<br>150.6875<br>SELF LOADER LOGGING</li><li>tx: MOBILE<br>153.55625<br>SELF LOADER LOGGING</li><li>tx: MOBILE<br>150.8375<br>SELF LOADER LOGGING</li><li>tx: MOBILE<br>150.8625<br>SELF LOADER LOGGING</li><li>tx: MOBILE<br>153.53125<br>SELF LOADER LOGGING</li></ul>

mhansen / My_Inverter.java

Created August 22, 2011 09:12

	import ij.ImagePlus;
	import ij.plugin.filter.PlugInFilter;
	import ij.process.ImageProcessor;

	public class My_Inverter implements PlugInFilter {
	public int setup(String arg, ImagePlus im) {
	return DOES_8G; // this plugin only works on 8-bit grayscale images
	}

	public void run(ImageProcessor ip) {

mhansen / gist:940431

Created April 25, 2011 12:18

	{
	"album": {
	"#text": "The System is a Vampire",
	"mbid": ""
	},
	"artist": {
	"#text": "Shapeshifter",
	"mbid": "40d1d78f-6b66-4b14-b8c8-f13786a8cf4f"
	},
	"date": {

mhansen / hackerz

Created April 4, 2011 08:50

I left an SSH honeypot running on my AWS server for a few days. These are the computers that tried to connect, presumably to try and dictionary attack me:

	Connection from 130.217.220.68 port 22 [tcp/ssh] accepted
	Connection from 93.155.247.169 port 22 [tcp/ssh] accepted
	Connection from 69.14.182.219 port 22 [tcp/ssh] accepted
	Connection from 69.14.182.219 port 22 [tcp/ssh] accepted
	Connection from 85.217.190.69 port 22 [tcp/ssh] accepted
	Connection from 85.217.190.69 port 22 [tcp/ssh] accepted
	Connection from 174.36.47.98 port 22 [tcp/ssh] accepted
	Connection from 12.234.201.132 port 22 [tcp/ssh] accepted
	Connection from 89.16.174.125 port 22 [tcp/ssh] accepted
	Connection from 88.191.138.141 port 22 [tcp/ssh] accepted

mhansen / gist

Created August 13, 2010 12:37

	#!/usr/bin/env ruby
	#
	# This file, gist, is generated code.
	# Please DO NOT EDIT or send patches for it.
	#
	# Please take a look at the source from
	# http://github.com/defunkt/gist
	# and submit patches against the individual files
	# that build gist.
	#

mhansen / gist:522794

Created August 13, 2010 12:36

	#!/usr/bin/env ruby
	#
	# This file, gist, is generated code.
	# Please DO NOT EDIT or send patches for it.
	#
	# Please take a look at the source from
	# http://github.com/defunkt/gist
	# and submit patches against the individual files
	# that build gist.
	#

Mark Hansen mhansen