Liu Lantao Lax

Building next product

Lax / rails-ujs-demo.rb

Created August 14, 2017 04:43

Demo code for `rails-ujs`

Lax / taobao.js

Created August 4, 2017 15:33

	"use strict";

	function waitFor(testFx, onReady, timeOutMillis) {
	var maxtimeOutMillis = timeOutMillis ? timeOutMillis : 3000, //< Default Max Timout is 3s
	start = new Date().getTime(),
	condition = false,
	interval = setInterval(function() {
	if ( (new Date().getTime() - start < maxtimeOutMillis) && !condition ) {
	// If not time-out yet and condition not yet fulfilled
	condition = (typeof(testFx) === "string" ? eval(testFx) : testFx()); //< defensive code

Lax / loadtimer.js

Last active August 4, 2017 14:32

	var page = require('webpage').create(),
	system = require('system'),
	t, address;

	if (system.args.length === 1) {
	console.log('Usage: loadspeed.js <some URL>');
	phantom.exit();
	}

	t = Date.now();

Lax / redis-queue-transfer.py

Last active August 27, 2015 15:26

transfer item from one redis queue to another

	#!/usr/bin/env python
	import redis

	POOL = redis.ConnectionPool(host='127.0.0.1', port=6379, db=0)

	if __name__=="__main__":
	while True:
	my_server = redis.Redis(connection_pool=POOL)
	kafka_message = my_server.lpop("src:queue")
	if kafka_message:

Lax / preprocessor_fun.h

Last active August 29, 2015 14:27 — forked from aras-p/preprocessor_fun.h

Things to commit just before leaving your job

	// Just before switching jobs:
	// Add one of these.
	// Preferably into the same commit where you do a large merge.
	//
	// This started as a tweet with a joke of "C++ pro-tip: #define private public",
	// and then it quickly escalated into more and more evil suggestions.
	// I've tried to capture interesting suggestions here.
	//
	// Contributors: @r2d2rigo, @joeldevahl, @msinilo, @_Humus_,
	// @YuriyODonnell, @rygorous, @cmuratori, @mike_acton, @grumpygiant,

Lax / logstash-accounting.conf

Created August 3, 2015 07:27

logstash.conf for ngx_http_accounting_module

	input {
	stdin {}
	}
	filter {
	grok {
	match => [ "message", "^%{SYSLOGTIMESTAMP:timestamp}\\|\\| pid:\d+\\|from:\d{10}\\|to:\d{10}\\|accounting_id:%{WORD:accounting}\\|requests:%{NUMBER:req:int}\\|bytes_out:%{NUMBER:size:int}\\|%{DATA:status}"]
	}
	kv {
	target => "code"
	source => "status"

Lax / aliyun-cms-monitor.rb

Created July 22, 2015 13:21

Aliyun CMS(Cloud Monitor Service) Demo. https://github.com/Lax/aliyun

	#!/usr/bin/env ruby
	require 'rubygems'
	require 'aliyun'
	require 'time'

	$DEBUG=true

	options = {:access_key_id => "ALIYUN_KEY_ID",
	:access_key_secret => "ALIYUN_KEY_SECRET",
	:service => :cms}

Lax / Gemfile

Last active August 29, 2015 14:16

Consume TSData from kafka, write to opentsdb

Lax / gist:8fc60305b751136816b9

Last active August 29, 2015 14:15 — forked from jedi4ever/gist:1376525

	require 'socket'
	require 'pp'
	require 'xdr'

	# Inspiration
	# https://github.com/fastly/ganglia/blob/master/lib/gm_protocol.x
	# https://github.com/igrigorik/gmetric/blob/master/lib/gmetric.rb
	# https://github.com/ganglia/monitor-core/blob/master/gmond/gmond.c#L1211
	# https://github.com/ganglia/ganglia_contrib/blob/master/gmetric-python/gmetric.py#L107

Lax / .gitignore

Last active August 29, 2015 14:10

aliyun_cli

	aliyun.yml
	*.csv