Lee Lup Yuen

Lee Lup Yuen is passionate about mobile phones and PDAs, as he is constantly buying new gadgets and programming them in J2ME, .NET, Symbian and AppForge. <br>He has developed commercial applications with mobile technologies like SMS, MMS, WAP, 3G video streaming and location-based services.

Latest Posts

PDAs are saving lives in Africa

PDAs are saving lives in Africa

Remember the low-powered Palm PDAs that were so popular and fashionable around the late nineties till 2004? Most of us have moved on to more powerful devices running on Windows Mobile and Symbian, but the original Palm OS PDAs are now used in Africa as data entry devices for healthcare.

published September 19, 2007 by

Comments

Business applications for your phone

Business applications for your phone

Are the built-in applications in your mobile phone inadequate for your business needs? Good news -- there are plenty of business applications that you can buy and install into your phone to make you more productive.

published July 24, 2007 by

Comments

Mobile government services in Singapore

Mobile government services in Singapore

As noted in this report, there are about 150 government services in Singapore that are accessible via mobile devices like mobile phones and PDAs. Let's take a look at some of the services that are available to the mobile citizens of Singapore:SMS: Citizens can sign up at MyeCitizen portal to receive SMS alerts when their passports are about to expire and when their road taxes and library books are due.

published June 28, 2007 by

Comments

How to work while flying

How to work while flying

No need to waste time while flying, it's actually possible to work right from your seat in economy class!In-Seat Power Supply: Some flights have a power supply system built into every economy class seat, so you can charge up your laptop while working.

published May 28, 2007 by

Comments

What to pack when travelling

What to pack when travelling

This week, I'm bringing The M Files halfway across the globe from sunny Singapore to rainy Seattle. Here's what I packed for my trip:Backups, backups and more backups: I always back up my e-mail and lock it up safely in the office before travelling.

published May 18, 2007 by

Comments

RSS on your phone

RSS on your phone

RSS (Really Simple Syndication) is a great way to get updates on news, blogs, even calendar events. Now it's possible to read RSS feeds on your phone.

published May 10, 2007 by

Comments

Create your own mobile barcode

Create your own mobile barcode

Mobile barcodes enable you to share URLs and other information easily. Just ask your friends/coworkers to point their mobile phone cameras to your barcode and the encoded information will magically appear in their phones.

published April 30, 2007 by

Comments

Remote terminal on your phone

Remote terminal on your phone

Our tip today looks intimidating to most people, but may be a life saver to server administrators. If you're a server administrator, you would probably have used text-based terminal protocols like Telnet and SSH (Secure Shell).

published April 5, 2007 by

Comments

Phones without cameras

Phones without cameras

Do you work in sensitive environments where camera phones are banned? As a mobile warrior I always carry an extra non-camera phone (Nokia 2650) in case I need to visit such places.

published March 25, 2007 by

Comments

The best of ZDNet, delivered

You have been successfully signed up. To sign up for more newsletters or to manage your account, visit the Newsletter Subscription Center.
Subscription failed.

Top Stories