Erki Esken erkiesken

erkiesken / ETV stream request 1

Created April 26, 2015 18:42

ETV iOS app 404

	GET /live/smil:etv.smil/playlist.m3u8 HTTP/1.1
	Host: wowza4.err.ee
	Accept-Encoding: gzip, deflate
	Accept: /
	Accept-Language: en-us
	Connection: keep-alive
	User-Agent: ERR/1.3 CFNetwork/711.3.18 Darwin/14.0.0


	HTTP/1.1 200 OK

erkiesken / gist:6bb756f7e166f8459eae

Created February 12, 2015 12:25

secure_random.js

	function secure_rand(min, max) {
	var rval = 0;
	var range = max - min;
	if (range < 2) {
	return min;
	}

	var bits_needed = Math.ceil(Math.log2(range));
	if (bits_needed > 53) {
	throw new Exception("We cannot generate numbers larger than 53 bits.");

erkiesken / node_string_primitive_test.js

Created February 3, 2015 13:44

Node string primitive copy test

	$ node --expose-gc node_string_primitive_test.js
	before var a mem_rss=11.9MB mem_heap_total=3.9MB mem_heap_used=2.1MB
	typeof a string
	before making array mem_rss=12.5MB mem_heap_total=5.9MB mem_heap_used=1.8MB
	after making array mem_rss=12.6MB mem_heap_total=5.9MB mem_heap_used=1.9MB
	after gc mem_rss=12.6MB mem_heap_total=5.9MB mem_heap_used=1.9MB

erkiesken / zmq-test.js

Created January 14, 2015 16:22

Node cluster IPC with ZMQ

	brew install zeromq
	npm install debug blocked zmq
	DEBUG=* node zmq-test.js

erkiesken / app.js

Created January 14, 2015 15:31

Node cluster worker blocking send test

	var cluster = require("cluster");
	var blocked = require("blocked");
	var debug = require("debug");
	var workers;

	if (cluster.isMaster) {

	debug = debug("master-"+process.pid);

	workers = {};

erkiesken / gist:f498f5b943a40d71ea04

Last active August 29, 2015 14:07

Example of Mori lazy_seq

	In Clojure (from Clojur Programming book, p94):

	(defn random-ints
	"Returns a lazy seq of random integers in the range [0,limit)."
	[limit]
	(lazy-seq
	(cons (rand-int limit)
	(random-ints limit))))

	(take 10 (random-ints 50))

erkiesken / gist:c34b0d7d1c1d847efa4f

Created June 2, 2014 13:57

haproxy local node dev