Kyle Lin lyhcode

Software Architect, Mentor and Consultant

lyhcode / app.js

Created May 14, 2012 12:45

Node.js + express + connect-cache

	var express = require('express')
	, routes = require('./routes')
	, cache = require('connect-cache');

	// all urls contains "cached" will be cached for 1min. e.g. /services/cached/list.json

	var app = module.exports = express.createServer(
	cache({rules: [
	{regex: /\/cached\/./, ttl: 60 1000}
	]})

lyhcode / npm.log

Created May 24, 2012 02:36

npm install connect-mongodb (win32)

	mongodb 0.9.7 dependency break the "npm install connect-mongodb" installation on win32 platform.
	newer mongodb like 1.0.2 will fix this problem
	thanks

	npm ERR! error rolling back connect-mongodb@1.1.3 Error: ENOTEMPTY, rmdir 'C:\project\node_modules\connect-mongodb'

	npm ERR! Unsupported
	npm ERR! Not compatible with your operating system or architecture: mongodb@0.9.7
	npm ERR! Valid OS: linux,darwin,freebsd
	npm ERR! Valid Arch: any

lyhcode / git-pull.bat

Created May 25, 2012 10:16

ACAD_TAJ project build files for windows

	@echo off

	set path=C:\Program Files (x86)\Git\bin;%path%

	git pull

	pause

lyhcode / pdf.groovy

Created June 14, 2012 13:01

PDF processing with iText

	//中文字型
	BaseFont.createFont('MHei-Medium', 'UniCNS-UCS2-H', BaseFont.NOT_EMBEDDED)

	//檔案加密
	def stamper = new PdfStamper(reader, response.outputStream)
	stamper.setEncryption(null, OWNER, ~(PdfWriter.ALLOW_PRINTING\|PdfWriter.ALLOW_COPY\|PdfWriter.ALLOW_MODIFY_CONTENTS\|PdfWriter.ALLOW_MODIFY_ANNOTATIONS), PdfWriter.ENCRYPTION_AES_128 \| PdfWriter.DO_NOT_ENCRYPT_METADATA)

lyhcode / DESSample.groovy

Created September 5, 2012 14:04

Groovy + DES Encryption

	import java.security.*
	import javax.crypto.*
	import javax.crypto.spec.*

	def source = new File('input.dat').text

	def cipher = Cipher.getInstance('DES')
	cipher.init(Cipher.ENCRYPT_MODE, SecretKeyFactory.getInstance('DES').generateSecret(new DESKeySpec('secret12'.getBytes('UTF-8'))))
	def target = cipher.doFinal(source.bytes).encodeBase64()

lyhcode / gwstest.groovy

Created September 25, 2012 06:05

Groovy Web Start Testing

println "Hello"

lyhcode / hcsr04.ino

Created October 10, 2012 08:30

Arduino + HC-SR04 超音波測距控制 LED 燈閃爍

lyhcode / gist:3884579

Created October 13, 2012 13:06

solved: paypal Data does not match input character set or default encoding.

	<!--
	Solve the PayPal error:
	paypal Data does not match input character set or default encoding.
	-->
	<input type="hidden" name="charset" value="UTF-8">

lyhcode / nekohtml.groovy

Created December 27, 2012 10:51

Groovy + NekoHTML simple demo

	@Grab('net.sourceforge.nekohtml:nekohtml:1.9.16')
	def parser = new org.cyberneko.html.parsers.SAXParser()
	def page = new XmlParser(parser).parse('https://news.google.com/nwshp?hl=zh-TW&tab=wn')
	page.depthFirst().DIV.grep{ it.'@class'=='title' }.each {
	println it.A.SPAN.text()
	}

lyhcode / camera_data.txt

Created December 28, 2012 14:16