Posted on February 5th, 2009 by admin
Recently, I have seen many old colored photos from the internet which obviously should be black and white in terms of the time when they were taken. Although the first color photo came up in 1861, most of photos taken in early 20 century are black and white. I am interested in how these black and white photos were turned into color pictures. After a detail research, I found we could do this in the following methods:
Firstly we need to scan black& white photos into our PC. Then next things would be use some tools to colorize pictures. So far I know there are three ways to do that.
1: Photoshop is the most well known option, but it is too complicated for amateurs like me, it is a big headache for me to colorize a picture with it.
2: Use a software named “Recolored”, it said that only few steps can turn black& white photos into color ones. The official site is: www.recolored.com .
3: Use a software named “BlackMagic”. It not only can be used to colorize Black & White photos, but also Sepia, IR (infrared) photos. Like “Recolored”, it is also simple to use and can make the colored photos looks pretty natural. The official site is: www.blackmagic-color.com.
After colorizing a photo with these tools, you can print out the photo if you want to show them in a frame. It is cool!
If you know some other ways or software, please put them into the comments box below.
The followings are some oldest color photos in the world(From the wikipedia):

“Tartan ribbon“, the first permanent color photograph, taken by James Clerk Maxwell in 1861.

An 1877 color photo by Louis Ducos du Hauron, a French pioneer of color photography.

Early color photograph from Russia, created by Sergei Mikhailovich Prokudin-Gorskii as part of his work to document the Russian Empire from 1909 to 1915
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Filed under: IT Technology
Posted on February 4th, 2009 by admin
Ice fishing festival takes place in January every year at the north of Seoul, Korea. It said that over one million people attended the festival this year.


Thousands fish men drill holes for fishing on the frozen river.

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Filed under: Uncategorized, fishing
Posted on February 1st, 2009 by admin
It is said that it is the birthday of the God of Wealth on the fifth day of Chinese New Year. About 300,000 people went to the God of wealth on that day in Wu Han, China. People certainly hope to get some help from the God of Wealth in the current economy circumstance.

About 300,000 people went to Guiyuan Temple to pray for prosperity on 30th Jan, 2009–The fifth day of Chinese New Year. Photos come from People’s daily.
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Filed under: China
Posted on January 31st, 2009 by admin
I graduated from University College Cork, Ireland with Msc degree in 2006. Since then, I have never touched my thesis again. It is useless to only keep it in my hard drivers. I would like to take it out and hope it can help some one who may need. The thesis is put on the following page: http://www.joehe.com/my-thesis/. Some simple introductions are as follows:
A Multimedia Ordering System for Restaurant
Hu He, Department of Computer Science, University College Cork, Ireland, December 2005
Abstract:
This thesis is about a project which is developed as a multimedia ordering system for restaurant. The project includes two parts: Website Ordering System and In-restaurant Ordering System. In the Website Ordering System, customers can check the dishes, make their orders, and pay their orders through a website which has rich information (pictures, text etc) about dishes. In restaurants, PDA can be used to present the multimedia information of dishes to customers, as well as deal with the orders which can be transferred to kitchen and be recorded into database through the mobile devices and server. Also, this system provides a PC client which also can deal with orders and present the multimedia information to staff for training purpose.
Technology involved:
1: JVM on PocketPC
I use the PDA with Pocket PC system as the wireless mobile device for the ordering system, There are many JVMs which can run on the Pocket PC. Such as IBM’s J9 JVM [1] or NSICOM’s CrEme JVM [2]. There are several other JVMs on the market, but they all suffer from these problems: not supported anymore (Sun’s PersonalJava), not fully Java compatible (SuperWaba), not fully Java compatible (EWE), on sale to OEMs only (Esmertec JBed, formerly Insignia Jeode), or out of date (Insignia Jeode). Because the price for IBM’s J9 JVM is very good at $5.99/each., so I choose the J9 JVM at first.
2: JVM and JDK on PC
3: RMI server-client mechanism
4: MySQL Database
Please go to this page for the details.
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Filed under: Java
Posted on January 27th, 2009 by admin
A real Chinese New Year cannot be there without fire works. The following pictures come from fireworks show in Guangzhou on 26 January for this Chinese New Year.
People are watching the fireworks show in Guangzhou although it is raining.
Bazhou, Guangzhou, 26 Jan 2009
Beautiful fire on the sky, Baietang, Guangzhou.
The fireworks last for 30 minutes. It is reported that 20,000 fireworks had been fired during the time.
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Filed under: China
Posted on January 25th, 2009 by admin
Nofollow is a HTML attribute introduced by Goolge to prevent spamindexing. The way to use this attribute is to add rel="nofollow" into the hyperlink tags “href”. Nofollow will tell the search engines that do not follow the link. If the hyperlink has the attribute, then it would not affect the link target’s Page Rank. Currently, three search engines support this attribute: Google, Yahoo, MSN Search, although they have different interpretations about the attribute. Now many blogs are using this attribute. Usually, the nofollow attribute is used on the link provided by commenters, which can prevent spammy links gaining any benefit for page rank. However, if you want to know if a blog has nofollow attribute. There are two ways to check if a blog has the “nofollow” attribute.
1: Check the HTML source code of the page, look for the tags that have <a rel=”nofollow”>, if you are seeing a “nofollow” on a link to a commenter, then the page is a nofollow page. Search engine won’t follow this link automatically.
2: Firefox users can add a plugin to check “nofollow” attribute. This will speed up the checking. This plugin is named SearchStatus . If you use the “Highlight Nofollow Links” function, then you can see highlight on nofollow links every time you open a web page.
If you know more methods to detect the nofollow attribute, please put it into the comment box.
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Filed under: SEO
Posted on January 24th, 2009 by admin
King John’s Castle is located in Limerick City, Ireland, next to River Shannon which is the biggest river in Ireland. It was firstly built by the Viking sea-king in 922. I went there this summer. The castle has a really good view of Limerick city and River Shannon.

Overview of the castle and River Shannon

The entrance of the castle, some people are sitting on the cannon.

The weapon made by wood. It looks like a little bit fragile, doesn’t it?

Oven and stools

The shooting hole. Soldiers can fire arrows from there.


Bird’s-eye views of the castle and Limerick city.


River Shannon


Formidable watchtower

The man making coins

Gun and power
Some introduction about the castle from Wikipedia.
The Viking sea-king, Thormodr Helgason, built the first permanent Viking stronghold on Inis Sibhtonn (King’s Island) in 922. He used the base to raid the length of the River Shannon from Lough Derg to Lough Ree, pillaging ecclesiastical settlements. In 937 the Limerick Vikings clashed with those of Dublin on Lough Ree and were defeated. In 943 they were defeated again when the chief of the local Dalcassian clan joined with Ceallachan, king of Munster and the Limerick Vikings were forced to pay tribute to the clans. The power of the Vikings never recovered, and they reduced to the level of a minor clan, however often playing pivotal parts in the endless power struggles of the next few centuries.
The arrival of the Anglo-Normans to the area in 1172 changed everything. Domhnall Mor O’Brien burned the city to the ground in 1174 in a bid to keep it from the hands of the new invaders. The Anglo-Normans finally captured the area in 1195, under John, Lord of Ireland. In 1197 local legend claims Limerick was given its first charter and its first Mayor, Adam Sarvant. A castle, built on the orders of King John and bearing his name, was completed around 1200.
More introduction please see the link: Wikipedia.
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Filed under: Ireland
Posted on January 22nd, 2009 by admin
On 15 Jan 2009, a very difficult new show named “The Kiss of Sea” was performed successfully in Haerbin, Northeast of China.
It is said that this is the first time to succeed in such kind of show in the world. The two female tamers took half year to practice for this show. People can watch their official show during Chinese New Year.
Photo from Heilongjiang Daily.
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Filed under: China
Posted on January 20th, 2009 by admin
As many people may know that one of Obama’s brother, Mark Ndesandjo, is living in China. Which city? It is Shenzhen, 45 minutes bus from HongKong. He has been living in Shenzhen for 6 years with a pretty low profile until his old brother Obama become the USA president. He lives a happy life in China. He is a boss of a restaurant chain named “Mu Wu Barbecue”. He has been helping orphans and teaching them piano during his spare time for 6 years. He got married with a Chinese girl who comes from Henan Province. He can speak very good Chinese and is a vegetarian. People around him really like him, they might not know he is the USA presidents’ brother, but know he is a good man.

Mark Ndesandjo (Photo from ifeng.com)

Mu wu Barbecue shop (photo from southcn.com)

Teaching Orphans Piano (photo from southcn.com)
Source: http://huhe.blogspot.com/2009/01/obamas-brothers-chinese-life.html
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Filed under: Story
Posted on January 19th, 2009 by admin
Today, I found my sidebar on my blog disappeared. At the beginning, I thought it was because of my current themes, but after changed several themes, this issue still existed. I set up an apache server on my local machine, and install Wordpress on it. I found the theme that I current used on my blog is perfectly displayed from my local machine. Then I started to investigate this issue. I found the sidebar was not actually disappeared, it was just placed on the bottom of the page, since the index page is so long that I did not see it at the first glance. I compared the code of my current page to the code of normal page. Finally, I found it was because of one of the post which contains < div id="main_r" > where I should use < 和 >. This cause this problem since the browser think there is a < div id="main_r" > in the code of the page but has no < /div > to close it。If Wordpress can check if the post contains symbols like < or > before the post could be submitted, this could reduce this kind of errors. BTW, my wordpress version is 2.7.
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Filed under: Uncategorized