jonatw’s gists

jonatw / javascript_group_20120906

Created September 6, 2012 11:53

JavaScript Group / 20120906

	表單驗證好書推薦
	http://www.pcstore.com.tw/69book/M07276721.htm

	form recovery (plugin , 小金人)

	字數限制應該可以讓使用者輸入超過字數
	提示的訊息提示的全面性提示的即時性 (最怕內容被拖拉填入) , autucomplete

	http://registrano.com/events/jstw-20120906

jonatw / glusterfs_benchmark_vm

Created September 28, 2012 19:51

	######### I/O benchmark over network file system (RW random,1 thread) #########
	root@debian:/mnt/www# sysbench --test=fileio --file-total-size=100M --file-test-mode=rndrw --init-rng=on --max-time=300 --max-requests=0 run
	sysbench 0.4.12: multi-threaded system evaluation benchmark

	Running the test with following options:
	Number of threads: 1
	Initializing random number generator from timer.


	Extra file open flags: 0

jonatw / debian_lamp_build_guide

Created October 17, 2012 07:02

Debina LAMP with Cideigniter build guide

	#!/bin/bash

	#bash <(curl -fsSLk https://raw.github.com/gist/3904123)

	#install packages
	apt-get update
	apt-get -y install apache2
	apt-get -y install php5
	apt-get -y install vim
	apt-get -y install git-core

jonatw / .htaccess

Created October 17, 2012 07:24

jonathan_codeigniter_htaccess

	RewriteEngine on
	RewriteCond $1 !^(index\.php\|assets\|robots\.txt\|\.jpg\|\.jpeg\|\.png\|\.doc\|\.pdf\|\.gif\|\.bmp\|\.ico\|\.js\|\.css)
	RewriteRule ^(.*)$ index.php?/$1 [L]

jonatw / server.js

Last active December 10, 2015 17:28

nodejs practice #1 with native http object

	// this practice is base on this documents http://nodejs.org/api/http.html#http_request_connection
	var server,
	ip = "192.168.1.12",
	port = 1337,
	http = require('http');

	server = http.createServer(function (req, res) {
	res.writeHead(200, {'Content-Type': 'text/plain'});
	res.end('Hello World\n');
	console.log("========== syslog ========== \n"+req.method+"\n"+req.url+"\n");

jonatw / gist:4472547

Created January 7, 2013 05:10

	問題
	ERROR 1129 (HY000): Host 'xx-xx-xx-xx-adsl-tpe.STATIC.so-net.net.tw' is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts'

	解決方法
	找一台可以還可以登入mysql server的機器執行以下指令
	mysqladmin -uroot -p -h{mysql server的位置} flush-hosts

jonatw / ssyn.c

Created January 22, 2013 07:52

someone hacked me :(

	/*
	Spoofed SYN by eKKiM
	Educational purpose only please.
	Compile with
	gcc syn.c -pthread
	*/
	#include <stdio.h>
	#include <stdlib.h>
	#include <netinet/tcp.h>
	#include <netinet/ip.h>

jonatw / install_compound.sh

Created April 24, 2013 07:01

install instruction for nodejs, compoundjs framework on debian/ubuntu linux

	# install instruction for nodejs, compoundjs framework on debian/ubuntu linux

	apt-get update
	apt-get install curl vim git-core
	curl https://raw.github.com/creationix/nvm/master/install.sh \| sh

	# append the following two lines into ~/.bashrc, e.g. /root/.bashrc
	# [[ -s /root/.nvm/nvm.sh ]] && . /root/.nvm/nvm.sh # This loads NVM
	# [[ -r $NVM_DIR/bash_completion ]] && . $NVM_DIR/bash_completion
	# re-login console

jonatw / install_opencv_debian.sh

Last active September 1, 2016 04:58

install opencv on debian, tested on raspberry pi (debian wheezy)it takes "long time" for compiling opencv library. please be patient.Reference: http://opencv.willowgarage.com/wiki/InstallGuide_Linux

	#install esseintal packages for opencv
	apt-get -y install build-essential
	apt-get -y install cmake
	apt-get -y install pkg-config
	apt-get -y install libgtk2.0-dev libgtk2.0
	apt-get -y install zlib1g-dev
	apt-get -y install libpng-dev
	apt-get -y install libjpeg-dev
	apt-get -y install libtiff-dev
	apt-get -y install libjasper-dev

jonatw / cloudwatch_nginx_connections.sh

Last active December 18, 2015 19:00

	AWS_ACCESS_KEY_ID="YOURAWSACCESSKEYID"
	AWS_SECRET_KEY="YOURAWSSECRETKEY"
	EC2_REGION=$(wget -q -O - http://169.254.169.254/latest/dynamic/instance-identity/document \| grep region \| awk -F\" '{print $4}')
	EC2_INSTANCE_ID=$(wget -q -O - http://169.254.169.254/latest/meta-data/instance-id)
	EC2_CLOUDWATCH_NAMESPACE='WebService'
	NGINX_CONNECTIONS=$(wget -q -O - http://127.0.0.1/nginx_status \| grep 'connections' \| awk '{print $3}')
	/usr/bin/mon-put-data --region \"$EC2_REGION\" --metric-name HttpConnections --namespace \"$EC2_CLOUDWATCH_NAMESPACE\" --dimensions \"InstanceId=$EC2_INSTANCE_ID\" --value \"$NGINX_CONNECTIONS\" -I \"$AWS_ACCESS_KEY_ID\" -S \"$AWS_SECRET_KEY\"

Jonathan Huang jonatw