Sriram Thaiyar sri

Software engineer

sri / gist:971922

Created May 14, 2011 04:35

mongo db

	http://www.10gen.com/video/mongosv2010/intro

	mongo - shell
	mongod, mongos - db w/ sharding

	db has collection of documents

	bson for fast scanability - think 2mb json string
	bson can store binary data (no need to do base64)

sri / gist:971921

Created May 14, 2011 04:32

benchmark_underscore.js

	#! /usr/bin/env node

	var Underscore = require('./underscore')

	function randomizedArray(size, limit) {
	var result = []
	for (var i=0; i < size; i++) {
	var rnd = Math.floor(Math.random() * limit)
	result.push(rnd + '')
	}

sri / gist:625370

Created October 14, 2010 01:36

sri / gist:620035

Created October 11, 2010 05:37

	#! /usr/bin/env python3

	# USAGE:
	# h -- prints out the http server headers for a given URL
	# Command-Line: h [agent] URL
	# Agent can be any of: ff, chrome, ie, googlebot, safari
	# If nothing is given on the command line, clipboard data
	# is tried (under OS X and Windows). If it contains a valid
	# URL, then that is used.

sri / gist:612965

Created October 6, 2010 07:47

	# daemoinze the current process
	# Copied from the Python Cookbook
	import sys, os
	LOG = "path where you want the program output to go"
	def daemonize():
	try:
	pid = os.fork()
	if pid > 0:
	# exit parent
	sys.exit(0)

sri / gist:612962

Created October 6, 2010 07:40

	# Arbitrary precision Multiplication & Addition -- the slow, slow way

	def mul(x, y):
	if len(x) < len(y):
	x, y = y, x
	results = []
	x = list(x)
	y = list(y)
	x.reverse()
	y.reverse()

sri / gist:600551

Created September 28, 2010 07:18

node.js serve dir

	// node.js example
	// usage: http://localhost:8080/?path=. will list
	// all files under '.'
	var Sys = require('sys'),
	Http = require('http'),
	Fs = require('fs'),
	Url = require('url')

	function stat(f, if_file, if_dir, if_other) {
	Fs.stat(f, function(err, stat) {

sri / msgs_extractor.rb

Created September 22, 2010 06:45

	# Download all dependencies and parse a bunch of Outlook MSG files.
	# See http://defcraft.blogspot.com/2010/03/extracting-phone-numbers-from-outlook.html


	# Released under the GNU GPL.
	# http://www.gnu.org/copyleft/gpl.html

	require 'fileutils'

	DOWNLOADS = %w{

sri / gist:591245

Created September 22, 2010 06:42

	#! /usr/bin/env python3
	# Released under MIT License.
	# Linked list implementation after reading this
	# http://www.rethinkdb.com/blog/2010/06/will-the-real-programmers-please-stand-up/

	import sys

	class Node:
	def __init__(self, value):
	self.next = None

sri / usd2rs.rb

Created September 22, 2010 04:49

	#! /usr/bin/env ruby

	# usd2rs AMOUNT - convert from US dollars to Indian Rupees
	# Prints out Rupees in Lakhs & Crores as necessary

	require 'open-uri'
	LAKH, CRORE = 100_000, 10_000_000
	dollars = (ARGV[0] \|\| begin; printf "Dollars? "; gets.chomp; end).
	gsub(/,/, '').
	to_i