Welcome to my virtual space

This includes two stages: This stages includes two steps: (originally written on 2009-10-25)

June 2003, Ithaca

Background With the accelerated automation and information explosion, deriving ready-to-use information from ever-growing data becomes more and more important. This is process is called data mining. The prerequisites for conducting effective scalable data mining are as following: The first two are about personnel quality. The…

PopupControlExtender issues A PopupControlExtender can be used in an ASP.NET application for a control to show a pop-up window when it is clicked. Like other Ajax controls, it works on the client side (i.e., it does not generate a post-back). This means the content of…

When planning to develop an application, we have to consider the following things: Compared with the above two, the available set of skills is so trivial that it should be neglected in decision-making because any good application developer can turn him/her from a novice to…

Microsoft DirectX is a set of low-level application programming interfaces (APIs) for creating games and other high-performance multimedia applications. The latest version of DirectX as of 1/6/2001 is DirectX 8.1. One component of DirectX 8.1 is DirectX Audio that merges former DirectMusic and DirectSound into…

The platform for Mobile Java Application is Java ME, where ME stands for Micro Edition. If the integrated development environment (IDE) Eclipse, which is free, is used, the very useful add-in is Mobile Tools for Java (MTJ) should be added. However, Eclipse lacks a graphical user interface (GUI) designer.

To simply put it, it means building components and assembling components into software applications. This scheme has been used in other industries for centuries. A good analogy is PC manufacturing. Component oriented software development is gradually becoming a norm in software development just like object…

SSRS is a very convenient tool to generate reports (including charts and tables) on data stored in a database. As usual, convenience or ease of use comes at the price of flexibility. An ASP.NET application allows as much flexibility in data processing and presentation as…

informatics - information science Bioinformatics - information science of biology, or the overlap between biology and informatics. Unfortunately, in this post-human genome era, bioinformatics is widely used as a synonym of genomics, proteomics, or both. This corner shares the tools developed and used by Hong in some…

Sprint-Nextel has been an underdog among mobile phone providers. Maybe due to its such status, it has to try harder, and they have won me easily. I fulfilled my 2-year contract with AT&T Wireless a while ago, and it was well overdue to upgrade my…

Start Microsoft Expression Encoder Screen Capture (optional) Modify settings to suit the specific needs. The "Other" tab has some interesting options. Capture the video of a specified part of a screen. Start Microsoft Expression Encoder, which is different from Microsoft Expression Encoder Screen Capture. Open…

2008-2009 2018 2025

Just War - or a Just War? Op-Ed by Jimmy Carter (2003-03-09) A Statement By President Carter: An Alternative To War (2003-01-31) On church and State (1978): "...A country will have authority and influence because of moral factors, not its military strength; because it can be humble…

There are four options to develop Rich Internet Applications: Java Applet, Flash, Silverlight, and HTML5. It will take a long time - many years - before HTML5 is widely supported. Java Applet is fading, what a pity! Adobe Flash is most widely supported among the options.

This is a report of a hike to Mounts Madison, Adams, and Jefferson in the White Mountains in New Hampshire, USA. Date: 2008-04-20 Total distance: 13.5 miles (21.6 km) Total Time: 10 hours 48 minutes Start elevation: 1300 ft (397 m) Peaks: Mount Madison (5366…

Axis Communication used to be among the best companies—best products among peers, best services, and the nicest people. You could get an instant response from real, competent staff when you had a technical issue. Unfortunately, those good old days are gone. I had a very…

I feel DPP4 is more than sufficient for my amateur level of photography. I use Canon R7 with Canon's RF100-400mm F5.6-8 IS USM lens to take bird pictures. Steps to edit a group of similar photos:

This is a relatively brief description of a hike to Mount Madison, Adams, in the White Mountains in New Hampshire, USA. Date: 2008-03-17 Total distance: 9.9 miles (15.8 km) Total Time: 8 hours Start elevation: 1300 ft (397 m) Peaks: Mount Madison (5366 ft, 1637…

This is a relatively brief description of a very pleasant day hike to Mount Lafayette in the White Mountains in New Hampshire, USA. Date: 2008-02-23 Total distance: 8.4 miles (13.4 km) Total Time: 6 hours Start elevation: 1820 ft (555 m) Peaks: Little Haystack (4760…