Franz Wong franzwong

Connect through SSH

ssh -l <user name> -i <pem file> <server ip>

Copy file

scp -i   @:

Create project

django-admin.py startproject mysite

Create application

python manage.py startapp polls

read file (sync)

var fs = require('fs');
var data = fs.readFileSync('text.txt', 'utf8');
console.log(data);

read file (async)

usage of h:selectOneMenu

<h:selectOneMenu value="#{manageStudent.student.gender}">
    <f:selectItem itemLabel="- Select Gender -" itemValue=""/>
    <f:selectItems value="#{manageStudent.genders}"/>
</h:selectOneMenu>

get HttpServletRequest and HttpServletResponse in managed bean

	<?xml version="1.0" encoding="UTF-8"?>
	<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns:p="http://www.springframework.org/schema/p"
	xmlns:sec="http://www.springframework.org/schema/security"
	xmlns:cas="http://unicon.net/schema/cas"
	xsi:schemaLocation="http://www.springframework.org/schema/beans
	http://www.springframework.org/schema/beans/spring-beans.xsd
	http://www.springframework.org/schema/security
	http://www.springframework.org/schema/security/spring-security-3.1.xsd

	public static void main(String[] args) {
	String text = "<a href=\"http://www.google.com\">google</a>";
	Pattern p = Pattern.compile("<a href=\"(.*?)\">");
	Matcher m = p.matcher(text);
	if (m.find()) { // use find(), don't use matches()
	System.out.println(m.group(1));
	}
	}

	import sys
	import ctypes
	import time

	EnumWindows = ctypes.windll.user32.EnumWindows
	EnumChildWindows = ctypes.windll.user32.EnumChildWindows
	EnumWindowsProc = ctypes.WINFUNCTYPE(ctypes.c_bool, ctypes.POINTER(ctypes.c_int), ctypes.POINTER(ctypes.c_int))
	GetWindowText = ctypes.windll.user32.GetWindowTextW
	GetWindowTextLength = ctypes.windll.user32.GetWindowTextLengthW
	IsWindowVisible = ctypes.windll.user32.IsWindowVisible

	<?xml version="1.0"?>
	<web-app
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns="http://java.sun.com/xml/ns/javaee"
	xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
	xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
	id="WebApp_ID" version="3.0">

	<servlet>
	<servlet-name>My Servlet</servlet-name>

	import traceback
	from PIL import Image

	def resize():
	filePath = 'example.jpg'
	ratio = 0.5

	image = Image.open(filePath)

	width = image.size[0]

	{
	"greeting": "おはようございます",
	"name": "先生"
	}