herdian ferdianto ferdhie

ferdhie / ExifRotate.java

Created September 26, 2012 14:16

Auto rotate image using exif data

	import java.io.ByteArrayInputStream;
	import java.io.IOException;
	import java.io.InputStream;

	import javax.microedition.io.Connector;
	import javax.microedition.io.file.FileConnection;

	import net.rim.device.api.system.Bitmap;
	import net.rim.device.api.system.EncodedImage;

ferdhie / Turn off NIC checksum offload

Last active November 29, 2015 15:12

	Had this one case, ping is correct, but telnet to server failed
	Check with tcpdump from server if your checksum is invalid.
	if lots of invalid checksump, just run this command

	#turn off checksum
	/sbin/ethtool --offload em2 rx off tx off

ferdhie / queryiterator.php

Last active August 24, 2016 05:16

php mysql query iterator

	<?php

	class QueryIterator implements Iterator
	{
	private $position = 0;
	private $rows=array();
	private $result = NULL;

	public function __construct($sql)
	{

ferdhie / aes-cbc-pkcs5.php

Created August 24, 2016 05:17

PHP MCRYPT AES CBC PKCS padding 5, interchangeable with Java Crypto

	<?php

	function aes_cbc_encrypt($data, $key)
	{
	$size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
	$iv = mcrypt_create_iv($size, MCRYPT_DEV_RANDOM);
	$key = hash('SHA256', $key, true);
	$strIn = pkcs5_pad($data);
	$strCrypt = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $key, $strIn, MCRYPT_MODE_CBC, $iv);
	return base64_encode($iv.$strCrypt);

ferdhie / backup_ebs.php

Created August 29, 2016 14:34

Backup EBS, retain last 7 days

	<?php

	putenv('AWS_ACCESS_KEY=XXXXXXXXXXXXXXXXXX');
	putenv('AWS_SECRET_KEY=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX');
	putenv("JAVA_HOME=/usr/lib/jvm/jre");

	$ec2_bin="/opt/aws/bin";
	$my_cert="/home/ec2-user/cert-xxx.pem";
	$my_key="/home/ec2-user/pk-xxx.pem";
	$instance_id=file_get_contents('http://169.254.169.254/latest/meta-data/instance-id');

ferdhie / phpmailer_gmail.php

Created August 29, 2016 14:40

PHPMailer usage example

	<?php

	//https://github.com/PHPMailer/PHPMailer
	require 'class.phpmailer.php';
	require 'class.smtp.php';

	$mail = new PHPMailer();
	$mail->CharSet = 'UTF-8';
	$mail->IsSMTP();
	$mail->SMTPDebug = 1;

ferdhie / backup_s3.sh

Created August 29, 2016 17:11

Backup file to s3

	#!/bin/bash

	file="file-to-backup.gz"
	contentType="application/x-gzip"

	bucket="bucketname"
	region="ap-southeast-1"
	resource="/${bucket}/${file}"
	dateValue=`date -R`
	stringToSign="PUT\n\n${contentType}\n${dateValue}\n${resource}"

ferdhie / setup_ffmpeg.sh

Created October 27, 2016 08:00

Setup FFMPEG on Ubuntu

	sudo apt-get -y install autoconf automake build-essential libass-dev libfreetype6-dev libtheora-dev libtool libvorbis-dev pkg-config texinfo zlib1g-dev cmake mercurial nasm
	mkdir ~/ffmpeg_sources

	#yasm
	cd ~/ffmpeg_sources
	wget http://www.tortall.net/projects/yasm/releases/yasm-1.3.0.tar.gz
	tar xzvf yasm-1.3.0.tar.gz
	cd yasm-1.3.0
	./configure --prefix="$HOME/ffmpeg_build" --bindir="$HOME/bin"
	make