coderek’s gists

coderek / MiddlewarePattern.js

Created July 25, 2014 02:02 — forked from tastywheat/taskQueue.js

simple demonstration. this pattern is used by connect to stack middlewares

	//process n number of async functions in order. used when promises aren't viable e.g. cross file or service calls.

	var MiddlewareService = function(){
	var stack = [],
	isProcessingStack = false,
	commonState = { task: 0 };


	function push(fn){
	stack.push(fn);

coderek / mraid.html

Created July 31, 2014 01:12

mraid sample

	<script src="mraid.js"></script>
	<!--april 1--><head>
	<meta name="viewport" content="width=device-width, user-scalable=no">
	</head>
	<script>if (!window.mraid) { document.write('<script src="http://cdn.engagefront.com/mraid-basic.js"><\/script>'); }</script>
	<script>
	!function(a){a.setTimeout(function(){var b=a.document,c="engagefront",d="/EngageMetrics/v1/",e="script",f=b.getElementsByTagName(e)[0],g=b.createElement(e),h=b.location,i=h.protocol;g.src="https:"===i?"https://"+c+"-a.akamaihd.net"+d:"http://cdn."+c+".com"+d,f.parentNode.insertBefore(g,f)},0)}(window);
	</script>

	<style>

coderek / hash.js

Created August 1, 2014 01:19

http://stackoverflow.com/questions/7616461/generate-a-hash-from-string-in-javascript-jquery

	String.prototype.hashCode = function() {
	var hash = 0, i, chr, len;
	if (this.length == 0) return hash;
	for (i = 0, len = this.length; i < len; i++) {
	chr = this.charCodeAt(i);
	hash = ((hash << 5) - hash) + chr;
	hash \|= 0; // Convert to 32bit integer
	}
	return hash;
	};

coderek / scan.rb

Created August 14, 2014 18:54

	_, seq = STDIN.read.scan(/(\n>THREE[^\n]\n)([^>])\n/).flatten

	p _, seq


	# you can run this file as `ruby scan.rb < test`, where test contains the text to match


	# it matches something like this, note the new line at beginning
	#

coderek / id_rsa.pub

Created August 20, 2014 01:53

ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC0Gws3wF4N6Yzm6nAXg4ub7InIpYqUm4j/1N1HOIcxfblr2kS9NZ8dHUdZMVhCjHvkrEpExH9OdFjTVzbfYtMNvX8XOCOglosdTrGXwJrO3vg5Emz9ntu6DXgA26SxMi7dQnKjZKPxi6e7+Tx82BC62pAmr/nrVQTOM6fa+682KwEmk4ONXXcc8WObiC3Lk8AEbDS9WTB+ejcKTwRH4lMX5OFyZ1aEux8PL35Iu4hIU7fwSn8zspnuCLyEyhLElPAg3e7k2wxd/9rySPPKntYzZ4YnhUNC+E6JTEhhRlbXpWL8O54xph+bs8GG5kjyGDzZK3vUU7ue/c+Fh8Kr4nAZ [email protected]

coderek / xo.py

Last active August 29, 2015 14:07

https://oj.leetcode.com/problems/surrounded-regions/

	class Solution:
	# @param board, a 2D array
	# Capture all regions by modifying the input board in-place.
	# Do not return any value.
	def solve(self, b):
	if len(b) == 0:
	return []
	board = [list(x) for x in b]
	allEntrances = self.findAllEntrances(board)

coderek / bid_rate.js

Created November 5, 2014 03:11

	var log = console.log.bind(console);

	/**
	* Given a ad
	* calculate max bid rate
	*/

	function calculate_max_bid_rate(ad) {

	var org_chain = get_org_chain(ad);

coderek / performance_status.js

Created November 14, 2014 00:20

	/**
	* get remaining time
	* @param {string} start - UTC/ISO time string
	* @param {string} end - UTC/ISO time string
	*/
	function getRemainingTime(start, end) {
	start = moment(start), end = moment(end);
	var now = moment();

	if (now > end) {

coderek / filter_collectionview.js

Last active November 17, 2018 10:08

Implement filter collectionview for marionette

	/**
	* matchFilter
	* @param {Object} term - key:val pairs that model need to match
	* @returns {boolean}
	*/

	Backbone.Model.prototype.matchFilter = function (conditions) {
	return _.every(conditions, function (val, key) {
	return this.get(key) === val;
	}, this);

coderek / vimrc

Last active January 1, 2021 00:57

	set runtimepath^=~/.vim runtimepath+=~/.vim/after
	let &packpath = &runtimepath

	set nocompatible " be iMproved, required
	filetype off " required

	" set the runtime path to include Vundle and initialize
	set rtp+=~/.vim/bundle/Vundle.vim/
	let path='~/vimfiles/bundle'
	call vundle#begin(path)

Derek Zeng coderek