ichord / distance_between.js

Last active October 29, 2019 04:32

Calculate the distance of two geo points.

	function distanceBetween(startPoint, endPoint) {
	console.log(startPoint, endPoint)
	let earthRadius = 6371.0

	let startRadians = [
	startPoint.latitude * Math.PI / 180,
	startPoint.longitude * Math.PI / 180
	]
	let endRadians = [
	endPoint.latitude * Math.PI / 180,

ichord / gist:9808444

Created March 27, 2014 14:12

demo of using pdf.js to extract pages to images

	<script src="http://cdnjs.cloudflare.com/ajax/libs/processing.js/1.4.1/processing-api.min.js"></script><html>
	<!--
	Created using jsbin.com
	Source can be edited via http://jsbin.com/pdfjs-helloworld-v2/8598/edit
	-->
	<body>
	<canvas id="the-canvas" style="border:1px solid black"></canvas>
	<input id='pdf' type='file'/>

	<!-- Use latest PDF.js build from Github -->

ichord / Decorator.coffee

Created January 8, 2013 03:24

javascript Decorator pattern.

	class Demo

	@filter: (func, args...) ->
	console.log "hello"
	(args...) ->
	console.log this, "before filter", args
	re = func.apply(this, args)
	console.log "after filter", re.hi "ahahahha"

	constructor: ->

ichord / gist:4467901

Last active December 10, 2015 17:28 — forked from lucasfais/gist:1207002

Sublime Text 2 – Useful Shortcuts (Mac OS X)

General

ichord / gist:3037054

Created July 3, 2012 02:01

decorator for django oauth2app authencation

	#-- coding: utf-8 --

	from oauth2app.models import AccessRange
	from oauth2app.authenticate import JSONAuthenticator, AuthenticationException
	import functools

	def decorator(decorator):
	def func_wrapper(func):
	def functor(args, *kw):
	functools.wraps(func)(decorator)

ichord / speedMouseUp.sh

Created June 23, 2012 11:49

thinkpad i61 seep up trackpoint

	echo -n 250 > /sys/devices/platform/i8042/serio1/sensitivity
	echo -n 120 > /sys/devices/platform/i8042/serio1/speed

ichord / gist:2786290

Created May 25, 2012 06:59

SAE storage for Django

	# -- coding: utf-8 --
	import os, time, random
	from django.core.files.base import File
	from django.core.files.storage import Storage
	from django.conf import settings
	from django.core.files import File
	import sae.storage
	try:
	from cStringIO import StringIO
	except ImportError: