Chandan Kumar ch4nd4n

ch4nd4n / logger.js

Created June 15, 2017 19:30 — forked from transitive-bullshit/logger.js

winston logger with filename:linenumber

	// NOTE: this adds a filename and line number to winston's output
	// Example output: 'info (routes/index.js:34) GET 200 /index'

	var winston = require('winston')
	var path = require('path')
	var PROJECT_ROOT = path.join(__dirname, '..')

	var logger = new winston.logger({ ... })

	// this allows winston to handle output from express' morgan middleware

ch4nd4n / gist:8edb8f066eb22451eeba

Created February 11, 2016 21:13 — forked from levicook/gist:4132037

modeling friends and calculating mutual friends w/ mongodb

	// ------------------------------------------------------------------
	// Friend collection, where _id is a user.Id and Friends is a list, of user.Id.
	// Note: friending and unfriending is a two step operation in this scheme:

	> db.friends.find()
	{ "_id" : 1, "friends" : [ 2, 3, 4 ] }
	{ "_id" : 2, "friends" : [ 1, 3, 5 ] }
	{ "_id" : 3, "friends" : [ 1, 2, 4, 5 ] }
	{ "_id" : 4, "friends" : [ 1, 3, 5 ] }
	{ "_id" : 5, "friends" : [ 2, 3, 4 ] }

ch4nd4n / merge_sort.rb

Created May 6, 2014 13:57 — forked from nkpart/merge_sort.rb


	#!/usr/bin/env ruby
	# 2011-10-10 20:57:53 +1000

	def merge_sort(a)
	return a if a.size <= 1
	l, r = split_array(a)
	result = combine(merge_sort(l), merge_sort(r))
	end